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authorSteve French <sfrench@us.ibm.com>2008-08-26 16:56:05 +0000
committerSteve French <sfrench@us.ibm.com>2008-08-26 16:56:05 +0000
commit3dae49abef945c55c10fa7c479cfd8fd13af55db (patch)
tree487c47c6d23cc28a259b913396aeaff0b792d32d
parent6ce5eecb9cd3ac97b952c50309b87c31488a45e9 (diff)
parentb8e6c91c74e9f0279b7c51048779b3d62da60b88 (diff)
Merge branch 'master' of /pub/scm/linux/kernel/git/torvalds/linux-2.6
-rw-r--r--Documentation/filesystems/ext4.txt6
-rw-r--r--Documentation/ja_JP/HOWTO67
-rw-r--r--Documentation/ja_JP/SubmitChecklist111
-rw-r--r--Documentation/kernel-parameters.txt5
-rw-r--r--Documentation/lguest/lguest.c8
-rw-r--r--Documentation/rfkill.txt5
-rw-r--r--Documentation/scsi/ChangeLog.megaraid_sas23
-rw-r--r--MAINTAINERS87
-rw-r--r--Makefile2
-rw-r--r--arch/arm/mach-integrator/impd1.c2
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-rw-r--r--arch/arm/mach-pxa/clock.c25
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-rw-r--r--arch/arm/mach-pxa/eseries.c170
-rw-r--r--arch/arm/mach-pxa/include/mach/irqs.h1
-rw-r--r--arch/arm/mach-pxa/lubbock.c2
-rw-r--r--arch/arm/mach-pxa/pxa25x.c10
-rw-r--r--arch/arm/mach-pxa/pxa300.c2
-rw-r--r--arch/arm/plat-omap/clock.c1
-rw-r--r--arch/cris/arch-v32/kernel/fasttimer.c2
-rw-r--r--arch/mn10300/kernel/mn10300-serial.c1
-rw-r--r--arch/powerpc/kernel/crash_dump.c31
-rw-r--r--arch/powerpc/kernel/ibmebus.c12
-rw-r--r--arch/powerpc/kernel/vio.c2
-rw-r--r--arch/powerpc/platforms/cell/spufs/run.c15
-rw-r--r--arch/powerpc/platforms/cell/spufs/sched.c11
-rw-r--r--arch/powerpc/sysdev/bestcomm/gen_bd.c1
-rw-r--r--arch/s390/defconfig54
-rw-r--r--arch/s390/include/asm/bitops.h6
-rw-r--r--arch/s390/kernel/process.c4
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-rw-r--r--arch/sh/boards/board-ap325rxa.c4
-rw-r--r--arch/sh/boards/mach-migor/setup.c8
-rw-r--r--arch/sh/boards/mach-sh7763rdp/setup.c84
-rw-r--r--arch/sh/boards/mach-x3proto/setup.c10
-rw-r--r--arch/sh/configs/sh7763rdp_defconfig113
-rw-r--r--arch/sh/include/asm/flat.h7
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-rw-r--r--arch/sh/include/asm/sh_mobile_lcdc.h6
-rw-r--r--arch/sh/include/cpu-sh3/cpu/cacheflush.h10
-rw-r--r--arch/sh/kernel/cpu/sh4a/setup-sh7723.c4
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-rw-r--r--arch/x86/kernel/amd_iommu.c2
-rw-r--r--arch/x86/kernel/cpu/addon_cpuid_features.c17
-rw-r--r--arch/x86/kernel/cpu/cpufreq/powernow-k8.c109
-rw-r--r--arch/x86/kernel/cpu/cpufreq/powernow-k8.h3
-rw-r--r--arch/x86/kernel/cpu/cyrix.c18
-rw-r--r--arch/x86/kernel/cpu/mcheck/mce_64.c5
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-rw-r--r--arch/x86/kernel/genx2apic_uv_x.c8
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-rw-r--r--arch/x86/kernel/paravirt.c2
-rw-r--r--arch/x86/kernel/pci-calgary_64.c14
-rw-r--r--arch/x86/kernel/setup.c16
-rw-r--r--arch/x86/kernel/smpboot.c3
-rw-r--r--arch/x86/kernel/tlb_uv.c3
-rw-r--r--arch/x86/kernel/tsc.c6
-rw-r--r--arch/x86/kernel/tsc_sync.c6
-rw-r--r--arch/x86/kvm/paging_tmpl.h2
-rw-r--r--arch/x86/mach-rdc321x/platform.c1
-rw-r--r--arch/x86/mm/init_64.c36
-rw-r--r--arch/x86/mm/ioremap.c8
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-rw-r--r--block/genhd.c36
-rw-r--r--crypto/authenc.c10
-rw-r--r--drivers/ata/ahci.c8
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-rw-r--r--drivers/ata/libata-core.c60
-rw-r--r--drivers/ata/libata-eh.c30
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-rw-r--r--drivers/ata/pata_atiixp.c2
-rw-r--r--drivers/ata/pata_cs5530.c6
-rw-r--r--drivers/ata/pata_it821x.c2
-rw-r--r--drivers/ata/pata_oldpiix.c2
-rw-r--r--drivers/ata/pata_sc1200.c6
-rw-r--r--drivers/ata/pata_via.c59
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-rw-r--r--drivers/block/brd.c2
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-rw-r--r--drivers/bluetooth/Kconfig10
-rw-r--r--drivers/bluetooth/bt3c_cs.c2
-rw-r--r--drivers/bluetooth/btusb.c282
-rw-r--r--drivers/bluetooth/hci_ldisc.c2
-rw-r--r--drivers/bluetooth/hci_usb.c2
-rw-r--r--drivers/bluetooth/hci_vhci.c2
-rw-r--r--drivers/char/ipmi/ipmi_si_intf.c8
-rw-r--r--drivers/char/random.c1
-rw-r--r--drivers/char/xilinx_hwicap/buffer_icap.h1
-rw-r--r--drivers/char/xilinx_hwicap/fifo_icap.h1
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-rw-r--r--drivers/edac/edac_core.h1
-rw-r--r--drivers/firewire/Kconfig4
-rw-r--r--drivers/i2c/busses/i2c-at91.c1
-rw-r--r--drivers/ieee1394/nodemgr.c63
-rw-r--r--drivers/ieee1394/nodemgr.h2
-rw-r--r--drivers/ieee1394/sbp2.c25
-rw-r--r--drivers/infiniband/hw/ehca/ehca_tools.h1
-rw-r--r--drivers/infiniband/hw/ipath/ipath_fs.c1
-rw-r--r--drivers/infiniband/hw/ipath/ipath_iba7220.c2
-rw-r--r--drivers/infiniband/hw/ipath/ipath_ud.c8
-rw-r--r--drivers/infiniband/hw/nes/nes.h1
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_main.c19
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_multicast.c10
-rw-r--r--drivers/infiniband/ulp/iser/iser_verbs.c1
-rw-r--r--drivers/input/evdev.c4
-rw-r--r--drivers/input/keyboard/bf54x-keys.c1
-rw-r--r--drivers/input/keyboard/gpio_keys.c1
-rw-r--r--drivers/input/misc/cobalt_btns.c3
-rw-r--r--drivers/input/mouse/gpio_mouse.c1
-rw-r--r--drivers/input/tablet/gtco.c1
-rw-r--r--drivers/input/touchscreen/mainstone-wm97xx.c1
-rw-r--r--drivers/input/touchscreen/migor_ts.c11
-rw-r--r--drivers/input/touchscreen/wm9705.c1
-rw-r--r--drivers/input/touchscreen/wm9712.c1
-rw-r--r--drivers/input/touchscreen/wm9713.c1
-rw-r--r--drivers/input/touchscreen/wm97xx-core.c1
-rw-r--r--drivers/lguest/lguest_device.c8
-rw-r--r--drivers/mfd/asic3.c1
-rw-r--r--drivers/misc/acer-wmi.c5
-rw-r--r--drivers/misc/eeepc-laptop.c2
-rw-r--r--drivers/misc/eeprom_93cx6.c1
-rw-r--r--drivers/mtd/maps/amd76xrom.c1
-rw-r--r--drivers/mtd/maps/ck804xrom.c1
-rw-r--r--drivers/mtd/maps/esb2rom.c1
-rw-r--r--drivers/mtd/nand/au1550nd.c1
-rw-r--r--drivers/net/Kconfig2
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-rw-r--r--drivers/net/arm/ixp4xx_eth.c6
-rw-r--r--drivers/net/atl1e/atl1e_ethtool.c2
-rw-r--r--drivers/net/au1000_eth.c2
-rw-r--r--drivers/net/ax88796.c4
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-rw-r--r--drivers/net/ixgbe/ixgbe_82598.c1
-rw-r--r--drivers/net/ixgbe/ixgbe_main.c4
-rw-r--r--drivers/net/ixgbe/ixgbe_type.h1
-rw-r--r--drivers/net/loopback.c67
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-rw-r--r--drivers/net/ppp_mppe.c1
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-rw-r--r--drivers/net/sh_eth.c1
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-rw-r--r--drivers/net/tun.c105
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-rw-r--r--drivers/net/usb/Kconfig21
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-rw-r--r--drivers/net/wireless/ath5k/base.c9
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-rw-r--r--fs/ext4/ext4_extents.h4
-rw-r--r--fs/ext4/ext4_jbd2.h8
-rw-r--r--fs/ext4/extents.c113
-rw-r--r--fs/ext4/ialloc.c2
-rw-r--r--fs/ext4/inode.c478
-rw-r--r--fs/ext4/mballoc.c53
-rw-r--r--fs/ext4/migrate.c3
-rw-r--r--fs/ext4/resize.c3
-rw-r--r--fs/ext4/super.c1
-rw-r--r--fs/fat/inode.c10
-rw-r--r--fs/ioprio.c8
-rw-r--r--fs/jffs2/jffs2_fs_i.h1
-rw-r--r--fs/proc/nommu.c4
-rw-r--r--fs/proc/task_mmu.c4
-rw-r--r--fs/xfs/xfs_dmapi.h1
-rw-r--r--include/asm-cris/Kbuild1
-rw-r--r--include/asm-frv/io.h2
-rw-r--r--include/asm-generic/rtc.h12
-rw-r--r--include/asm-mn10300/io.h2
-rw-r--r--include/asm-x86/cpufeature.h2
-rw-r--r--include/asm-x86/genapic_32.h1
-rw-r--r--include/asm-x86/genapic_64.h1
-rw-r--r--include/asm-x86/irq_vectors.h1
-rw-r--r--include/asm-x86/kvm_host.h2
-rw-r--r--include/asm-x86/mce.h1
-rw-r--r--include/asm-x86/uv/uv_bau.h5
-rw-r--r--include/asm-x86/xen/hypervisor.h1
-rw-r--r--include/linux/device.h5
-rw-r--r--include/linux/exportfs.h21
-rw-r--r--include/linux/fb.h3
-rw-r--r--include/linux/fs_uart_pd.h1
-rw-r--r--include/linux/if_tun.h1
-rw-r--r--include/linux/kvm.h4
-rw-r--r--include/linux/libata.h24
-rw-r--r--include/linux/pci-acpi.h11
-rw-r--r--include/linux/pci_ids.h3
-rw-r--r--include/linux/pid.h9
-rw-r--r--include/linux/rmap.h2
-rw-r--r--include/linux/skbuff.h4
-rw-r--r--include/linux/stop_machine.h19
-rw-r--r--include/linux/tick.h5
-rw-r--r--include/linux/usb.h3
-rw-r--r--include/net/addrconf.h3
-rw-r--r--include/net/ip6_route.h1
-rw-r--r--include/net/mac80211.h11
-rw-r--r--include/net/pkt_sched.h1
-rw-r--r--include/net/sch_generic.h7
-rw-r--r--include/scsi/scsi_device.h3
-rw-r--r--kernel/module.c2
-rw-r--r--kernel/nsproxy.c1
-rw-r--r--kernel/power/swap.c1
-rw-r--r--kernel/rcupdate.c1
-rw-r--r--kernel/sched_clock.c84
-rw-r--r--kernel/sched_features.h2
-rw-r--r--kernel/signal.c5
-rw-r--r--kernel/sys.c8
-rw-r--r--kernel/time/tick-sched.c6
-rw-r--r--kernel/user_namespace.c1
-rw-r--r--kernel/utsname.c1
-rw-r--r--kernel/utsname_sysctl.c1
-rw-r--r--lib/kobject.c3
-rw-r--r--mm/bootmem.c35
-rw-r--r--mm/filemap_xip.c65
-rw-r--r--mm/mm_init.c2
-rw-r--r--mm/rmap.c39
-rw-r--r--mm/swap_state.c2
-rw-r--r--net/bluetooth/af_bluetooth.c2
-rw-r--r--net/bluetooth/bnep/core.c2
-rw-r--r--net/bluetooth/hci_sysfs.c376
-rw-r--r--net/bluetooth/l2cap.c2
-rw-r--r--net/bluetooth/rfcomm/core.c2
-rw-r--r--net/bluetooth/sco.c2
-rw-r--r--net/bridge/br_device.c15
-rw-r--r--net/core/datagram.c87
-rw-r--r--net/core/dev.c49
-rw-r--r--net/core/gen_estimator.c9
-rw-r--r--net/core/skbuff.c12
-rw-r--r--net/dccp/input.c12
-rw-r--r--net/ipv4/icmp.c22
-rw-r--r--net/ipv4/netfilter/ipt_addrtype.c2
-rw-r--r--net/ipv4/netfilter/nf_nat_proto_common.c8
-rw-r--r--net/ipv4/route.c100
-rw-r--r--net/ipv6/addrconf.c4
-rw-r--r--net/ipv6/fib6_rules.c3
-rw-r--r--net/ipv6/icmp.c23
-rw-r--r--net/ipv6/ip6_fib.c1
-rw-r--r--net/ipv6/ip6_output.c2
-rw-r--r--net/ipv6/ipv6_sockglue.c4
-rw-r--r--net/ipv6/ndisc.c2
-rw-r--r--net/ipv6/route.c12
-rw-r--r--net/ipv6/sysctl_net_ipv6.c2
-rw-r--r--net/ipv6/xfrm6_policy.c4
-rw-r--r--net/mac80211/mlme.c2
-rw-r--r--net/netfilter/nf_conntrack_netlink.c36
-rw-r--r--net/rfkill/rfkill.c14
-rw-r--r--net/sched/cls_api.c2
-rw-r--r--net/sched/sch_api.c95
-rw-r--r--net/sched/sch_cbq.c6
-rw-r--r--net/sched/sch_generic.c67
-rw-r--r--net/sched/sch_htb.c4
-rw-r--r--net/sched/sch_prio.c4
-rw-r--r--net/sched/sch_tbf.c11
-rw-r--r--net/sctp/auth.c4
-rw-r--r--net/sctp/endpointola.c4
-rw-r--r--net/sctp/ipv6.c3
-rw-r--r--net/sctp/socket.c90
-rw-r--r--scripts/mod/file2alias.c16
-rw-r--r--sound/mips/au1x00.c1
-rw-r--r--sound/pci/ca0106/ca0106_main.c5
-rw-r--r--sound/pci/hda/hda_intel.c9
-rw-r--r--sound/pci/hda/patch_realtek.c6
-rw-r--r--sound/soc/at91/eti_b1_wm8731.c1
-rw-r--r--sound/soc/codecs/ak4535.c11
-rw-r--r--sound/soc/codecs/tlv320aic3x.c11
-rw-r--r--sound/soc/codecs/uda1380.c9
-rw-r--r--sound/soc/codecs/wm8510.c9
-rw-r--r--sound/soc/codecs/wm8731.c11
-rw-r--r--sound/soc/codecs/wm8750.c10
-rw-r--r--sound/soc/codecs/wm8753.c12
-rw-r--r--sound/soc/codecs/wm8990.c11
-rw-r--r--sound/soc/codecs/wm9712.c1
457 files changed, 4932 insertions, 3520 deletions
diff --git a/Documentation/filesystems/ext4.txt b/Documentation/filesystems/ext4.txt
index 80e193d82e2..0d5394920a3 100644
--- a/Documentation/filesystems/ext4.txt
+++ b/Documentation/filesystems/ext4.txt
@@ -26,6 +26,12 @@ Mailing list: linux-ext4@vger.kernel.org
git://git.kernel.org/pub/scm/fs/ext2/e2fsprogs.git
+ - Note that it is highly important to install the mke2fs.conf file
+ that comes with the e2fsprogs 1.41.x sources in /etc/mke2fs.conf. If
+ you have edited the /etc/mke2fs.conf file installed on your system,
+ you will need to merge your changes with the version from e2fsprogs
+ 1.41.x.
+
- Create a new filesystem using the ext4dev filesystem type:
# mke2fs -t ext4dev /dev/hda1
diff --git a/Documentation/ja_JP/HOWTO b/Documentation/ja_JP/HOWTO
index 488c77fa3aa..0775cf4798b 100644
--- a/Documentation/ja_JP/HOWTO
+++ b/Documentation/ja_JP/HOWTO
@@ -11,14 +11,14 @@ for non English (read: Japanese) speakers and is not intended as a
fork. So if you have any comments or updates for this file, please try
to update the original English file first.
-Last Updated: 2007/11/16
+Last Updated: 2008/08/21
==================================
ã“ã‚Œã¯ã€
-linux-2.6.24/Documentation/HOWTO
+linux-2.6.27/Documentation/HOWTO
ã®å’Œè¨³ã§ã™ã€‚
翻訳団体: JF プロジェクト < http://www.linux.or.jp/JF/ >
-翻訳日: 2007/11/10
+翻訳日: 2008/8/5
翻訳者: Tsugikazu Shibata <tshibata at ab dot jp dot nec dot com>
校正者: æ¾å€‰ã•ã‚“ <nbh--mats at nifty dot com>
å°æž— é›…å…¸ã•ã‚“ (Masanori Kobayasi) <zap03216 at nifty dot ne dot jp>
@@ -287,13 +287,15 @@ Linux カーãƒãƒ«ã®é–‹ç™ºãƒ—ロセスã¯ç¾åœ¨å¹¾ã¤ã‹ã®ç•°ãªã‚‹ãƒ¡ã‚¤ãƒ³ã‚
ã«å®‰å®šã—ãŸçŠ¶æ…‹ã«ã‚ã‚‹ã¨åˆ¤æ–­ã—ãŸã¨ãã«ãƒªãƒªãƒ¼ã‚¹ã•ã‚Œã¾ã™ã€‚目標ã¯æ¯Žé€±æ–°
ã—ã„ -rc カーãƒãƒ«ã‚’リリースã™ã‚‹ã“ã¨ã§ã™ã€‚
- - 以下㮠URL ã§å„ -rc リリースã«å­˜åœ¨ã™ã‚‹æ—¢çŸ¥ã®å¾Œæˆ»ã‚Šå•é¡Œã®ãƒªã‚¹ãƒˆ
- ãŒè¿½è·¡ã•ã‚Œã¾ã™-
- http://kernelnewbies.org/known_regressions
-
- ã“ã®ãƒ—ロセスã¯ã‚«ãƒ¼ãƒãƒ«ãŒ 「準備ãŒã§ããŸã€ã¨è€ƒãˆã‚‰ã‚Œã‚‹ã¾ã§ç¶™ç¶šã—ã¾
ã™ã€‚ã“ã®ãƒ—ロセスã¯ã ã„ãŸã„ 6週間継続ã—ã¾ã™ã€‚
+ - å„リリースã§ã®æ—¢çŸ¥ã®å¾Œæˆ»ã‚Šå•é¡Œ(regression: ã“ã®ãƒªãƒªãƒ¼ã‚¹ã®ä¸­ã§æ–°è¦
+ ã«ä½œã‚Šè¾¼ã¾ã‚ŒãŸå•é¡Œã‚’指ã™) ã¯ãã®éƒ½åº¦ Linux-kernel メーリングリスト
+ ã«æŠ•ç¨¿ã•ã‚Œã¾ã™ã€‚ゴールã¨ã—ã¦ã¯ã€ã‚«ãƒ¼ãƒãƒ«ãŒ 「準備ãŒã§ããŸã€ã¨å®£è¨€
+ ã™ã‚‹å‰ã«ã“ã®ãƒªã‚¹ãƒˆã®é•·ã•ã‚’ゼロã«æ¸›ã‚‰ã™ã“ã¨ã§ã™ãŒã€ç¾å®Ÿã«ã¯ã€æ•°å€‹ã®
+ 後戻りå•é¡ŒãŒãƒªãƒªãƒ¼ã‚¹æ™‚ã«ãŸã³ãŸã³æ®‹ã£ã¦ã—ã¾ã„ã¾ã™ã€‚
+
Andrew Morton ㌠Linux-kernel メーリングリストã«ã‚«ãƒ¼ãƒãƒ«ãƒªãƒªãƒ¼ã‚¹ã«ã¤ã„
ã¦æ›¸ã„ãŸã“ã¨ã‚’ã“ã“ã§è¨€ã£ã¦ãŠãã“ã¨ã¯ä¾¡å€¤ãŒã‚ã‚Šã¾ã™-
「カーãƒãƒ«ãŒã„ã¤ãƒªãƒªãƒ¼ã‚¹ã•ã‚Œã‚‹ã‹ã¯èª°ã‚‚知りã¾ã›ã‚“。ãªãœãªã‚‰ã€ã“ã‚Œã¯ç¾
@@ -303,18 +305,20 @@ Andrew Morton ㌠Linux-kernel メーリングリストã«ã‚«ãƒ¼ãƒãƒ«ãƒªãƒªãƒ¼ã
2.6.x.y -stable カーãƒãƒ«ãƒ„リー
---------------------------
-ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã«4ã¤ç›®ã®æ•°å­—ãŒã¤ã„ãŸã‚«ãƒ¼ãƒãƒ«ã¯ -stable カーãƒãƒ«ã§ã™ã€‚ã“ã‚Œã«
-ã¯ã€2.6.x カーãƒãƒ«ã§è¦‹ã¤ã‹ã£ãŸã‚»ã‚­ãƒ¥ãƒªãƒ†ã‚£å•é¡Œã‚„é‡å¤§ãªå¾Œæˆ»ã‚Šã«å¯¾ã™ã‚‹æ¯”
-較的å°ã•ã„é‡è¦ãªä¿®æ­£ãŒå«ã¾ã‚Œã¾ã™ã€‚
+ãƒãƒ¼ã‚¸ãƒ§ãƒ³ç•ªå·ãŒ4ã¤ã®æ•°å­—ã«åˆ†ã‹ã‚Œã¦ã„るカーãƒãƒ«ã¯ -stable カーãƒãƒ«ã§ã™ã€‚
+ã“ã‚Œã«ã¯ã€2.6.x カーãƒãƒ«ã§è¦‹ã¤ã‹ã£ãŸã‚»ã‚­ãƒ¥ãƒªãƒ†ã‚£å•é¡Œã‚„é‡å¤§ãªå¾Œæˆ»ã‚Šã«å¯¾
+ã™ã‚‹æ¯”較的å°ã•ã„é‡è¦ãªä¿®æ­£ãŒå«ã¾ã‚Œã¾ã™ã€‚
ã“ã‚Œã¯ã€é–‹ç™º/実験的ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã®ãƒ†ã‚¹ãƒˆã«å”力ã™ã‚‹ã“ã¨ã«èˆˆå‘³ãŒç„¡ãã€
最新ã®å®‰å®šã—ãŸã‚«ãƒ¼ãƒãƒ«ã‚’使ã„ãŸã„ユーザã«æŽ¨å¥¨ã™ã‚‹ãƒ–ランãƒã§ã™ã€‚
-ã‚‚ã—ã€2.6.x.y カーãƒãƒ«ãŒå­˜åœ¨ã—ãªã„å ´åˆã«ã¯ã€ç•ªå·ãŒä¸€ç•ªå¤§ãã„ 2.6.x
-ãŒæœ€æ–°ã®å®‰å®šç‰ˆã‚«ãƒ¼ãƒãƒ«ã§ã™ã€‚
+ã‚‚ã—ã€2.6.x.y カーãƒãƒ«ãŒå­˜åœ¨ã—ãªã„å ´åˆã«ã¯ã€ç•ªå·ãŒä¸€ç•ªå¤§ãã„ 2.6.x ãŒ
+最新ã®å®‰å®šç‰ˆã‚«ãƒ¼ãƒãƒ«ã§ã™ã€‚
-2.6.x.y 㯠"stable" ãƒãƒ¼ãƒ  <stable@kernel.org> ã§ãƒ¡ãƒ³ãƒ†ã•ã‚Œã¦ãŠã‚Šã€ã 
-ã„ãŸã„隔週ã§ãƒªãƒªãƒ¼ã‚¹ã•ã‚Œã¦ã„ã¾ã™ã€‚
+2.6.x.y 㯠"stable" ãƒãƒ¼ãƒ  <stable@kernel.org> ã§ãƒ¡ãƒ³ãƒ†ã•ã‚Œã¦ãŠã‚Šã€å¿…
+è¦ã«å¿œã˜ã¦ãƒªãƒªãƒ¼ã‚¹ã•ã‚Œã¾ã™ã€‚通常ã®ãƒªãƒªãƒ¼ã‚¹æœŸé–“㯠2週間毎ã§ã™ãŒã€å·®ã—è¿«ã£
+ãŸå•é¡ŒãŒãªã‘ã‚Œã°ã‚‚ã†å°‘ã—é•·ããªã‚‹ã“ã¨ã‚‚ã‚ã‚Šã¾ã™ã€‚セキュリティ関連ã®å•é¡Œ
+ã®å ´åˆã¯ã“ã‚Œã«å¯¾ã—ã¦ã ã„ãŸã„ã®å ´åˆã€ã™ãã«ãƒªãƒªãƒ¼ã‚¹ãŒã•ã‚Œã¾ã™ã€‚
カーãƒãƒ«ãƒ„リーã«å…¥ã£ã¦ã„ã‚‹ã€Documentation/stable_kernel_rules.txt ファ
イルã«ã¯ã©ã®ã‚ˆã†ãªç¨®é¡žã®å¤‰æ›´ãŒ -stable ツリーã«å—ã‘入れå¯èƒ½ã‹ã€ã¾ãŸãƒª
@@ -341,7 +345,9 @@ linux-kernel メーリングリストã§åŽé›†ã•ã‚ŒãŸå¤šæ•°ã®ãƒ‘ッãƒã¨åŒæ
メインラインã¸å…¥ã‚Œã‚‹ã‚ˆã†ã« Linus ã«ãƒ—ッシュã—ã¾ã™ã€‚
メインカーãƒãƒ«ãƒ„リーã«å«ã‚ã‚‹ãŸã‚ã« Linus ã«é€ã‚‹å‰ã«ã€ã™ã¹ã¦ã®æ–°ã—ã„パッ
-ãƒãŒ -mm ツリーã§ãƒ†ã‚¹ãƒˆã•ã‚Œã‚‹ã“ã¨ãŒå¼·ã推奨ã•ã‚Œã¾ã™ã€‚
+ãƒãŒ -mm ツリーã§ãƒ†ã‚¹ãƒˆã•ã‚Œã‚‹ã“ã¨ãŒå¼·ã推奨ã•ã‚Œã¦ã„ã¾ã™ã€‚マージウィン
+ドウãŒé–‹ãå‰ã« -mm ツリーã«ç¾ã‚Œãªã‹ã£ãŸãƒ‘ッãƒã¯ãƒ¡ã‚¤ãƒ³ãƒ©ã‚¤ãƒ³ã«ãƒžãƒ¼ã‚¸ã•
+れるã“ã¨ã¯å›°é›£ã«ãªã‚Šã¾ã™ã€‚
ã“れらã®ã‚«ãƒ¼ãƒãƒ«ã¯å®‰å®šã—ã¦å‹•ä½œã™ã¹ãシステムã¨ã—ã¦ä½¿ã†ã®ã«ã¯é©åˆ‡ã§ã¯ã‚
ã‚Šã¾ã›ã‚“ã—ã€ã‚«ãƒ¼ãƒãƒ«ãƒ–ランãƒã®ä¸­ã§ã‚‚ã‚‚ã£ã¨ã‚‚動作ã«ãƒªã‚¹ã‚¯ãŒé«˜ã„ã‚‚ã®ã§ã™ã€‚
@@ -395,13 +401,15 @@ linux-kernel メーリングリストã§åŽé›†ã•ã‚ŒãŸå¤šæ•°ã®ãƒ‘ッãƒã¨åŒæ
- pcmcia, Dominik Brodowski <linux@dominikbrodowski.net>
git.kernel.org:/pub/scm/linux/kernel/git/brodo/pcmcia-2.6.git
- - SCSI, James Bottomley <James.Bottomley@SteelEye.com>
+ - SCSI, James Bottomley <James.Bottomley@hansenpartnership.com>
git.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6.git
+ - x86, Ingo Molnar <mingo@elte.hu>
+ git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86.git
+
quilt ツリー-
- - USB, PCI ドライãƒã‚³ã‚¢ã¨ I2C, Greg Kroah-Hartman <gregkh@suse.de>
+ - USB, ドライãƒã‚³ã‚¢ã¨ I2C, Greg Kroah-Hartman <gregkh@suse.de>
kernel.org/pub/linux/kernel/people/gregkh/gregkh-2.6/
- - x86-64 㨠i386 ã®ä»²é–“ Andi Kleen <ak@suse.de>
ãã®ä»–ã®ã‚«ãƒ¼ãƒãƒ«ãƒ„リー㯠http://git.kernel.org/ 㨠MAINTAINERS ファ
イルã«ä¸€è¦§è¡¨ãŒã‚ã‚Šã¾ã™ã€‚
@@ -412,13 +420,32 @@ linux-kernel メーリングリストã§åŽé›†ã•ã‚ŒãŸå¤šæ•°ã®ãƒ‘ッãƒã¨åŒæ
bugzilla.kernel.org 㯠Linux カーãƒãƒ«é–‹ç™ºè€…ãŒã‚«ãƒ¼ãƒãƒ«ã®ãƒã‚°ã‚’追跡ã™ã‚‹
場所ã§ã™ã€‚ユーザã¯è¦‹ã¤ã‘ãŸãƒã‚°ã®å…¨ã¦ã‚’ã“ã®ãƒ„ールã§å ±å‘Šã™ã¹ãã§ã™ã€‚
ã©ã† kernel bugzilla を使ã†ã‹ã®è©³ç´°ã¯ã€ä»¥ä¸‹ã‚’å‚ç…§ã—ã¦ãã ã•ã„-
- http://test.kernel.org/bugzilla/faq.html
-
+ http://bugzilla.kernel.org/page.cgi?id=faq.html
メインカーãƒãƒ«ã‚½ãƒ¼ã‚¹ãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒªã«ã‚るファイル REPORTING-BUGS ã¯ã‚«ãƒ¼ãƒ
ルãƒã‚°ã‚‰ã—ã„ã‚‚ã®ã«ã¤ã„ã¦ã©ã†ãƒ¬ãƒãƒ¼ãƒˆã™ã‚‹ã‹ã®è‰¯ã„テンプレートã§ã‚ã‚Šã€å•
é¡Œã®è¿½è·¡ã‚’助ã‘ã‚‹ãŸã‚ã«ã‚«ãƒ¼ãƒãƒ«é–‹ç™ºè€…ã«ã¨ã£ã¦ã©ã‚“ãªæƒ…å ±ãŒå¿…è¦ãªã®ã‹ã®è©³
ç´°ãŒæ›¸ã‹ã‚Œã¦ã„ã¾ã™ã€‚
+ãƒã‚°ãƒ¬ãƒãƒ¼ãƒˆã®ç®¡ç†
+-------------------
+
+ã‚ãªãŸã®ãƒãƒƒã‚­ãƒ³ã‚°ã®ã‚¹ã‚­ãƒ«ã‚’訓練ã™ã‚‹æœ€é«˜ã®æ–¹æ³•ã®ã²ã¨ã¤ã«ã€ä»–人ãŒãƒ¬ãƒãƒ¼
+トã—ãŸãƒã‚°ã‚’修正ã™ã‚‹ã“ã¨ãŒã‚ã‚Šã¾ã™ã€‚ã‚ãªãŸãŒã‚«ãƒ¼ãƒãƒ«ã‚’より安定化ã•ã›ã‚‹
+ã“ã«å¯„与ã™ã‚‹ã¨ã„ã†ã“ã¨ã ã‘ã§ãªãã€ã‚ãªãŸã¯ ç¾å®Ÿã®å•é¡Œã‚’修正ã™ã‚‹ã“ã¨ã‚’
+å­¦ã³ã€è‡ªåˆ†ã®ã‚¹ã‚­ãƒ«ã‚‚強化ã§ãã€ã¾ãŸä»–ã®é–‹ç™ºè€…ãŒã‚ãªãŸã®å­˜åœ¨ã«æ°—ãŒã¤ã
+ã¾ã™ã€‚ãƒã‚°ã‚’修正ã™ã‚‹ã“ã¨ã¯ã€å¤šãã®é–‹ç™ºè€…ã®ä¸­ã‹ã‚‰è‡ªåˆ†ãŒåŠŸç¸¾ã‚’ã‚ã’る最善
+ã®é“ã§ã™ã€ãªãœãªã‚‰å¤šãã®äººã¯ä»–人ã®ãƒã‚°ã®ä¿®æ­£ã«æ™‚間を浪費ã™ã‚‹ã“ã¨ã‚’好ã¾
+ãªã„ã‹ã‚‰ã§ã™ã€‚
+
+ã™ã§ã«ãƒ¬ãƒãƒ¼ãƒˆã•ã‚ŒãŸãƒã‚°ã®ãŸã‚ã«ä»•äº‹ã‚’ã™ã‚‹ãŸã‚ã«ã¯ã€
+http://bugzilla.kernel.org ã«è¡Œã£ã¦ãã ã•ã„。もã—今後ã®ãƒã‚°ãƒ¬ãƒãƒ¼ãƒˆã«
+ã¤ã„ã¦ã‚¢ãƒ‰ãƒã‚¤ã‚¹ã‚’å—ã‘ãŸã„ã®ã§ã‚ã‚Œã°ã€bugme-new メーリングリスト(æ–°ã—
+ã„ãƒã‚°ãƒ¬ãƒãƒ¼ãƒˆã ã‘ãŒã“ã“ã«ãƒ¡ãƒ¼ãƒ«ã•ã‚Œã‚‹) ã¾ãŸã¯ bugme-janitor メーリン
+グリスト(bugzilla ã®å¤‰æ›´æ¯Žã«ã“ã“ã«ãƒ¡ãƒ¼ãƒ«ã•ã‚Œã‚‹)を購読ã§ãã¾ã™ã€‚
+
+ http://lists.linux-foundation.org/mailman/listinfo/bugme-new
+ http://lists.linux-foundation.org/mailman/listinfo/bugme-janitors
+
メーリングリスト
-------------
diff --git a/Documentation/ja_JP/SubmitChecklist b/Documentation/ja_JP/SubmitChecklist
new file mode 100644
index 00000000000..6c42e071d72
--- /dev/null
+++ b/Documentation/ja_JP/SubmitChecklist
@@ -0,0 +1,111 @@
+NOTE:
+This is a version of Documentation/SubmitChecklist into Japanese.
+This document is maintained by Takenori Nagano <t-nagano@ah.jp.nec.com>
+and the JF Project team <http://www.linux.or.jp/JF/>.
+If you find any difference between this document and the original file
+or a problem with the translation,
+please contact the maintainer of this file or JF project.
+
+Please also note that the purpose of this file is to be easier to read
+for non English (read: Japanese) speakers and is not intended as a
+fork. So if you have any comments or updates of this file, please try
+to update the original English file first.
+
+Last Updated: 2008/07/14
+==================================
+ã“ã‚Œã¯ã€
+linux-2.6.26/Documentation/SubmitChecklist ã®å’Œè¨³ã§ã™ã€‚
+
+翻訳団体: JF プロジェクト < http://www.linux.or.jp/JF/ >
+翻訳日: 2008/07/14
+翻訳者: Takenori Nagano <t-nagano at ah dot jp dot nec dot com>
+校正者: Masanori Kobayashi ã•ã‚“ <zap03216 at nifty dot ne dot jp>
+==================================
+
+
+Linux カーãƒãƒ«ãƒ‘ッãƒæŠ•ç¨¿è€…å‘ã‘ãƒã‚§ãƒƒã‚¯ãƒªã‚¹ãƒˆ
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+本書ã§ã¯ã€ãƒ‘ッãƒã‚’より素早ãå–り込んã§ã‚‚らã„ãŸã„開発者ãŒå®Ÿè·µã™ã¹ã基本的ãªäº‹æŸ„
+ã‚’ã„ãã¤ã‹ç´¹ä»‹ã—ã¾ã™ã€‚ã“ã“ã«ã‚ã‚‹å…¨ã¦ã®äº‹æŸ„ã¯ã€Documentation/SubmittingPatches
+ãªã©ã®Linuxカーãƒãƒ«ãƒ‘ッãƒæŠ•ç¨¿ã«éš›ã—ã¦ã®å¿ƒå¾—を補足ã™ã‚‹ã‚‚ã®ã§ã™ã€‚
+
+ 1: 妥当ãªCONFIGオプションや変更ã•ã‚ŒãŸCONFIGオプションã€ã¤ã¾ã‚Š =y, =m, =n
+ å…¨ã¦ã§æ­£ã—ãビルドã§ãã‚‹ã“ã¨ã‚’確èªã—ã¦ãã ã•ã„。ãã®éš›ã€gccåŠã³ãƒªãƒ³ã‚«ãŒ
+ warningã‚„errorを出ã—ã¦ã„ãªã„ã“ã¨ã‚‚確èªã—ã¦ãã ã•ã„。
+
+ 2: allnoconfig, allmodconfig オプションを用ã„ã¦æ­£ã—ãビルドã§ãã‚‹ã“ã¨ã‚’
+ 確èªã—ã¦ãã ã•ã„。
+
+ 3: 手許ã®ã‚¯ãƒ­ã‚¹ã‚³ãƒ³ãƒ‘イルツールやOSDLã®PLMã®ã‚ˆã†ãªã‚‚ã®ã‚’用ã„ã¦ã€è¤‡æ•°ã®
+ アーキテクãƒãƒ£ã«ãŠã„ã¦ã‚‚æ­£ã—ãビルドã§ãã‚‹ã“ã¨ã‚’確èªã—ã¦ãã ã•ã„。
+
+ 4: 64bité•·ã®'unsigned long'を使用ã—ã¦ã„ã‚‹ppc64ã¯ã€ã‚¯ãƒ­ã‚¹ã‚³ãƒ³ãƒ‘イルã§ã®
+ ãƒã‚§ãƒƒã‚¯ã«é©å½“ãªã‚¢ãƒ¼ã‚­ãƒ†ã‚¯ãƒãƒ£ã§ã™ã€‚
+
+ 5: カーãƒãƒ«ã‚³ãƒ¼ãƒ‡ã‚£ãƒ³ã‚°ã‚¹ã‚¿ã‚¤ãƒ«ã«æº–æ‹ ã—ã¦ã„ã‚‹ã‹ã©ã†ã‹ç¢ºèªã—ã¦ãã ã•ã„(!)
+
+ 6: CONFIGオプションã®è¿½åŠ ãƒ»å¤‰æ›´ã‚’ã—ãŸå ´åˆã«ã¯ã€CONFIGメニューãŒå£Šã‚Œã¦ã„ãªã„
+ ã“ã¨ã‚’確èªã—ã¦ãã ã•ã„。
+
+ 7: æ–°ã—ãKconfigã®ã‚ªãƒ—ションを追加ã™ã‚‹éš›ã«ã¯ã€å¿…ãšãã®helpも記述ã—ã¦ãã ã•ã„。
+
+ 8: é©åˆ‡ãªKconfigã®ä¾å­˜é–¢ä¿‚を考ãˆãªãŒã‚‰æ…Žé‡ã«ãƒã‚§ãƒƒã‚¯ã—ã¦ãã ã•ã„。
+ ãŸã ã—ã€ã“ã®ä½œæ¥­ã¯ãƒžã‚·ãƒ³ã‚’使ã£ãŸãƒ†ã‚¹ãƒˆã§ãã¡ã‚“ã¨è¡Œã†ã®ãŒã¨ã¦ã‚‚困難ã§ã™ã€‚
+ ã†ã¾ãã‚„ã‚‹ã«ã¯ã€è‡ªåˆ†ã®é ­ã§è€ƒãˆã‚‹ã“ã¨ã§ã™ã€‚
+
+ 9: sparseを利用ã—ã¦ã¡ã‚ƒã‚“ã¨ã—ãŸã‚³ãƒ¼ãƒ‰ãƒã‚§ãƒƒã‚¯ã‚’ã—ã¦ãã ã•ã„。
+
+10: 'make checkstack' 㨠'make namespacecheck' を利用ã—ã€å•é¡ŒãŒç™ºè¦‹ã•ã‚ŒãŸã‚‰
+ 修正ã—ã¦ãã ã•ã„。'make checkstack' ã¯æ˜Žç¤ºçš„ã«å•é¡Œã‚’示ã—ã¾ã›ã‚“ãŒã€ã©ã‚Œã‹
+ 1ã¤ã®é–¢æ•°ãŒ512ãƒã‚¤ãƒˆã‚ˆã‚Šå¤§ãã„スタックを使ã£ã¦ã„ã‚Œã°ã€ä¿®æ­£ã™ã¹ã候補ã¨
+ ãªã‚Šã¾ã™ã€‚
+
+11: グローãƒãƒ«ãªkernel API を説明ã™ã‚‹ kernel-doc をソースã®ä¸­ã«å«ã‚ã¦ãã ã•ã„。
+ ( staticãªé–¢æ•°ã«ãŠã„ã¦ã¯å¿…é ˆã§ã¯ã‚ã‚Šã¾ã›ã‚“ãŒã€å«ã‚ã¦ã‚‚らã£ã¦ã‚‚çµæ§‹ã§ã™ )
+ ãã—ã¦ã€'make htmldocs' ã‚‚ã—ã㯠'make mandocs' を利用ã—ã¦è¿½è¨˜ã—ãŸ
+ ドキュメントã®ãƒã‚§ãƒƒã‚¯ã‚’è¡Œã„ã€å•é¡ŒãŒè¦‹ã¤ã‹ã£ãŸå ´åˆã«ã¯ä¿®æ­£ã‚’è¡Œã£ã¦ãã ã•ã„。
+
+12: CONFIG_PREEMPT, CONFIG_DEBUG_PREEMPT, CONFIG_DEBUG_SLAB,
+ CONFIG_DEBUG_PAGEALLOC, CONFIG_DEBUG_MUTEXES, CONFIG_DEBUG_SPINLOCK,
+ CONFIG_DEBUG_SPINLOCK_SLEEP ã“れら全ã¦ã‚’åŒæ™‚ã«æœ‰åŠ¹ã«ã—ã¦å‹•ä½œç¢ºèªã‚’
+ è¡Œã£ã¦ãã ã•ã„。
+
+13: CONFIG_SMP, CONFIG_PREEMPT を有効ã«ã—ãŸå ´åˆã¨ç„¡åŠ¹ã«ã—ãŸå ´åˆã®ä¸¡æ–¹ã§
+ ビルドã—ãŸä¸Šã€å‹•ä½œç¢ºèªã‚’è¡Œã£ã¦ãã ã•ã„。
+
+14: ã‚‚ã—パッãƒãŒãƒ‡ã‚£ã‚¹ã‚¯ã®I/O性能ãªã©ã«å½±éŸ¿ã‚’与ãˆã‚‹ã‚ˆã†ã§ã‚ã‚Œã°ã€
+ 'CONFIG_LBD'オプションを有効ã«ã—ãŸå ´åˆã¨ç„¡åŠ¹ã«ã—ãŸå ´åˆã®ä¸¡æ–¹ã§
+ テストを実施ã—ã¦ã¿ã¦ãã ã•ã„。
+
+15: lockdepã®æ©Ÿèƒ½ã‚’å…¨ã¦æœ‰åŠ¹ã«ã—ãŸä¸Šã§ã€å…¨ã¦ã®ã‚³ãƒ¼ãƒ‰ãƒ‘スを評価ã—ã¦ãã ã•ã„。
+
+16: /proc ã«æ–°ã—ã„エントリを追加ã—ãŸå ´åˆã«ã¯ã€Documentation/ é…下ã«
+ å¿…ãšãƒ‰ã‚­ãƒ¥ãƒ¡ãƒ³ãƒˆã‚’追加ã—ã¦ãã ã•ã„。
+
+17: æ–°ã—ã„ブートパラメータを追加ã—ãŸå ´åˆã«ã¯ã€
+ å¿…ãšDocumentation/kernel-parameters.txt ã«èª¬æ˜Žã‚’追加ã—ã¦ãã ã•ã„。
+
+18: æ–°ã—ãmoduleã«ãƒ‘ラメータを追加ã—ãŸå ´åˆã«ã¯ã€MODULE_PARM_DESC()ã‚’
+ 利用ã—ã¦å¿…ãšãã®èª¬æ˜Žã‚’記述ã—ã¦ãã ã•ã„。
+
+19: æ–°ã—ã„userspaceインタフェースを作æˆã—ãŸå ´åˆã«ã¯ã€Documentation/ABI/ ã«
+ Documentation/ABI/README ã‚’å‚考ã«ã—ã¦å¿…ãšãƒ‰ã‚­ãƒ¥ãƒ¡ãƒ³ãƒˆã‚’追加ã—ã¦ãã ã•ã„。
+
+20: 'make headers_check'を実行ã—ã¦å…¨ãå•é¡ŒãŒãªã„ã“ã¨ã‚’確èªã—ã¦ãã ã•ã„。
+
+21: å°‘ãªãã¨ã‚‚slabアロケーションã¨pageアロケーションã«å¤±æ•—ã—ãŸå ´åˆã®
+ 挙動ã«ã¤ã„ã¦ã€fault-injectionを利用ã—ã¦ç¢ºèªã—ã¦ãã ã•ã„。
+ Documentation/fault-injection/ ã‚’å‚ç…§ã—ã¦ãã ã•ã„。
+
+ 追加ã—ãŸã‚³ãƒ¼ãƒ‰ãŒã‹ãªã‚Šã®é‡ã§ã‚ã£ãŸãªã‚‰ã°ã€ã‚µãƒ–システム特有ã®
+ fault-injectionを追加ã—ãŸã»ã†ãŒè‰¯ã„ã‹ã‚‚ã—ã‚Œã¾ã›ã‚“。
+
+22: æ–°ãŸã«è¿½åŠ ã—ãŸã‚³ãƒ¼ãƒ‰ã¯ã€`gcc -W'ã§ã‚³ãƒ³ãƒ‘イルã—ã¦ãã ã•ã„。
+ ã“ã®ã‚ªãƒ—ションã¯å¤§é‡ã®ä¸è¦ãªãƒ¡ãƒƒã‚»ãƒ¼ã‚¸ã‚’出力ã—ã¾ã™ãŒã€
+ "warning: comparison between signed and unsigned" ã®ã‚ˆã†ãªãƒ¡ãƒƒã‚»ãƒ¼ã‚¸ã¯ã€
+ ãƒã‚°ã‚’見ã¤ã‘ã‚‹ã®ã«å½¹ã«ç«‹ã¡ã¾ã™ã€‚
+
+23: 投稿ã—ãŸãƒ‘ッãƒãŒ -mm パッãƒã‚»ãƒƒãƒˆã«ãƒžãƒ¼ã‚¸ã•ã‚ŒãŸå¾Œã€å…¨ã¦ã®æ—¢å­˜ã®ãƒ‘ッãƒã‚„
+ VM, VFS ãŠã‚ˆã³ãã®ä»–ã®ã‚µãƒ–システムã«é–¢ã™ã‚‹æ§˜ã€…ãªå¤‰æ›´ã¨ã€ç¾æ™‚点ã§ã‚‚共存
+ ã§ãã‚‹ã“ã¨ã‚’確èªã™ã‚‹ãƒ†ã‚¹ãƒˆã‚’è¡Œã£ã¦ãã ã•ã„。
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index e7bea3e8530..1150444a21a 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -365,6 +365,8 @@ and is between 256 and 4096 characters. It is defined in the file
no delay (0).
Format: integer
+ bootmem_debug [KNL] Enable bootmem allocator debug messages.
+
bttv.card= [HW,V4L] bttv (bt848 + bt878 based grabber cards)
bttv.radio= Most important insmod options are available as
kernel args too.
@@ -1072,6 +1074,9 @@ and is between 256 and 4096 characters. It is defined in the file
* [no]ncq: Turn on or off NCQ.
+ * nohrst, nosrst, norst: suppress hard, soft
+ and both resets.
+
If there are multiple matching configurations changing
the same attribute, the last one is used.
diff --git a/Documentation/lguest/lguest.c b/Documentation/lguest/lguest.c
index 655414821ed..7228369d101 100644
--- a/Documentation/lguest/lguest.c
+++ b/Documentation/lguest/lguest.c
@@ -895,6 +895,9 @@ static void handle_console_output(int fd, struct virtqueue *vq, bool timeout)
}
}
+/* This is called when we no longer want to hear about Guest changes to a
+ * virtqueue. This is more efficient in high-traffic cases, but it means we
+ * have to set a timer to check if any more changes have occurred. */
static void block_vq(struct virtqueue *vq)
{
struct itimerval itm;
@@ -939,6 +942,11 @@ static void handle_net_output(int fd, struct virtqueue *vq, bool timeout)
if (!timeout && num)
block_vq(vq);
+ /* We never quite know how long should we wait before we check the
+ * queue again for more packets. We start at 500 microseconds, and if
+ * we get fewer packets than last time, we assume we made the timeout
+ * too small and increase it by 10 microseconds. Otherwise, we drop it
+ * by one microsecond every time. It seems to work well enough. */
if (timeout) {
if (num < last_timeout_num)
timeout_usec += 10;
diff --git a/Documentation/rfkill.txt b/Documentation/rfkill.txt
index 28b6ec87c64..6fcb3060dec 100644
--- a/Documentation/rfkill.txt
+++ b/Documentation/rfkill.txt
@@ -363,6 +363,11 @@ This rule exists because users of the rfkill subsystem expect to get (and set,
when possible) the overall transmitter rfkill state, not of a particular rfkill
line.
+5. During suspend, the rfkill class will attempt to soft-block the radio
+through a call to rfkill->toggle_radio, and will try to restore its previous
+state during resume. After a rfkill class is suspended, it will *not* call
+rfkill->toggle_radio until it is resumed.
+
Example of a WLAN wireless driver connected to the rfkill subsystem:
--------------------------------------------------------------------
diff --git a/Documentation/scsi/ChangeLog.megaraid_sas b/Documentation/scsi/ChangeLog.megaraid_sas
index 716fcc1cafb..c851ef49779 100644
--- a/Documentation/scsi/ChangeLog.megaraid_sas
+++ b/Documentation/scsi/ChangeLog.megaraid_sas
@@ -1,3 +1,26 @@
+
+1 Release Date : Thur.July. 24 11:41:51 PST 2008 -
+ (emaild-id:megaraidlinux@lsi.com)
+ Sumant Patro
+ Bo Yang
+
+2 Current Version : 00.00.04.01
+3 Older Version : 00.00.03.22
+
+1. Add the new controller (0078, 0079) support to the driver
+ Those controllers are LSI's next generatation(gen2) SAS controllers.
+
+1 Release Date : Mon.June. 23 10:12:45 PST 2008 -
+ (emaild-id:megaraidlinux@lsi.com)
+ Sumant Patro
+ Bo Yang
+
+2 Current Version : 00.00.03.22
+3 Older Version : 00.00.03.20
+
+1. Add shutdown DCMD cmd to the shutdown routine to make FW shutdown proper.
+2. Unexpected interrupt occurs in HWR Linux driver, add the dumy readl pci flush will fix this issue.
+
1 Release Date : Mon. March 10 11:02:31 PDT 2008 -
(emaild-id:megaraidlinux@lsi.com)
Sumant Patro
diff --git a/MAINTAINERS b/MAINTAINERS
index 663485b004f..28c69aaefcd 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -942,94 +942,19 @@ M: joern@lazybastard.org
L: linux-mtd@lists.infradead.org
S: Maintained
-BLUETOOTH SUBSYSTEM
+BLUETOOTH DRIVERS
P: Marcel Holtmann
M: marcel@holtmann.org
-P: Maxim Krasnyansky
-M: maxk@qualcomm.com
L: linux-bluetooth@vger.kernel.org
-W: http://bluez.sf.net
-W: http://www.bluez.org
-W: http://www.holtmann.org/linux/bluetooth/
-T: git kernel.org:/pub/scm/linux/kernel/git/holtmann/bluetooth-2.6.git
-S: Maintained
-
-BLUETOOTH RFCOMM LAYER
-P: Marcel Holtmann
-M: marcel@holtmann.org
-P: Maxim Krasnyansky
-M: maxk@qualcomm.com
-S: Maintained
-
-BLUETOOTH BNEP LAYER
-P: Marcel Holtmann
-M: marcel@holtmann.org
-P: Maxim Krasnyansky
-M: maxk@qualcomm.com
-S: Maintained
-
-BLUETOOTH CMTP LAYER
-P: Marcel Holtmann
-M: marcel@holtmann.org
+W: http://www.bluez.org/
S: Maintained
-BLUETOOTH HIDP LAYER
-P: Marcel Holtmann
-M: marcel@holtmann.org
-S: Maintained
-
-BLUETOOTH HCI UART DRIVER
-P: Marcel Holtmann
-M: marcel@holtmann.org
-P: Maxim Krasnyansky
-M: maxk@qualcomm.com
-S: Maintained
-
-BLUETOOTH HCI USB DRIVER
-P: Marcel Holtmann
-M: marcel@holtmann.org
-P: Maxim Krasnyansky
-M: maxk@qualcomm.com
-S: Maintained
-
-BLUETOOTH HCI BCM203X DRIVER
-P: Marcel Holtmann
-M: marcel@holtmann.org
-S: Maintained
-
-BLUETOOTH HCI BPA10X DRIVER
-P: Marcel Holtmann
-M: marcel@holtmann.org
-S: Maintained
-
-BLUETOOTH HCI BFUSB DRIVER
-P: Marcel Holtmann
-M: marcel@holtmann.org
-S: Maintained
-
-BLUETOOTH HCI DTL1 DRIVER
-P: Marcel Holtmann
-M: marcel@holtmann.org
-S: Maintained
-
-BLUETOOTH HCI BLUECARD DRIVER
-P: Marcel Holtmann
-M: marcel@holtmann.org
-S: Maintained
-
-BLUETOOTH HCI BT3C DRIVER
-P: Marcel Holtmann
-M: marcel@holtmann.org
-S: Maintained
-
-BLUETOOTH HCI BTUART DRIVER
+BLUETOOTH SUBSYSTEM
P: Marcel Holtmann
M: marcel@holtmann.org
-S: Maintained
-
-BLUETOOTH HCI VHCI DRIVER
-P: Maxim Krasnyansky
-M: maxk@qualcomm.com
+L: linux-bluetooth@vger.kernel.org
+W: http://www.bluez.org/
+T: git kernel.org:/pub/scm/linux/kernel/git/holtmann/bluetooth-2.6.git
S: Maintained
BONDING DRIVER
diff --git a/Makefile b/Makefile
index 53bf6ec1af9..2e15e0b4483 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
VERSION = 2
PATCHLEVEL = 6
SUBLEVEL = 27
-EXTRAVERSION = -rc3
+EXTRAVERSION = -rc4
NAME = Rotary Wombat
# *DOCUMENTATION*
diff --git a/arch/arm/mach-integrator/impd1.c b/arch/arm/mach-integrator/impd1.c
index 0a7b3267c8d..3c8383dbe9e 100644
--- a/arch/arm/mach-integrator/impd1.c
+++ b/arch/arm/mach-integrator/impd1.c
@@ -405,7 +405,7 @@ static int impd1_probe(struct lm_device *dev)
ret = amba_device_register(d, &dev->resource);
if (ret) {
- dev_err(&d->dev, "unable to register device: %d\n");
+ dev_err(&d->dev, "unable to register device: %d\n", ret);
kfree(d);
}
}
diff --git a/arch/arm/mach-ixp4xx/fsg-setup.c b/arch/arm/mach-ixp4xx/fsg-setup.c
index 0db3a909ae6..501dfdcc39f 100644
--- a/arch/arm/mach-ixp4xx/fsg-setup.c
+++ b/arch/arm/mach-ixp4xx/fsg-setup.c
@@ -64,7 +64,7 @@ static struct platform_device fsg_i2c_gpio = {
static struct i2c_board_info __initdata fsg_i2c_board_info [] = {
{
- I2C_BOARD_INFO("rtc-isl1208", 0x6f),
+ I2C_BOARD_INFO("isl1208", 0x6f),
},
};
@@ -179,7 +179,6 @@ static void __init fsg_init(void)
{
DECLARE_MAC_BUF(mac_buf);
uint8_t __iomem *f;
- int i;
ixp4xx_sys_init();
@@ -228,6 +227,7 @@ static void __init fsg_init(void)
f = ioremap(IXP4XX_EXP_BUS_BASE(0), 0x400000);
if (f) {
#ifdef __ARMEB__
+ int i;
for (i = 0; i < 6; i++) {
fsg_plat_eth[0].hwaddr[i] = readb(f + 0x3C0422 + i);
fsg_plat_eth[1].hwaddr[i] = readb(f + 0x3C043B + i);
diff --git a/arch/arm/mach-pxa/clock.c b/arch/arm/mach-pxa/clock.c
index c01eea88f78..ca8e2053815 100644
--- a/arch/arm/mach-pxa/clock.c
+++ b/arch/arm/mach-pxa/clock.c
@@ -125,3 +125,28 @@ void clks_register(struct clk *clks, size_t num)
list_add(&clks[i].node, &clocks);
mutex_unlock(&clocks_mutex);
}
+
+int clk_add_alias(char *alias, struct device *alias_dev, char *id,
+ struct device *dev)
+{
+ struct clk *r = clk_lookup(dev, id);
+ struct clk *new;
+
+ if (!r)
+ return -ENODEV;
+
+ new = kzalloc(sizeof(struct clk), GFP_KERNEL);
+
+ if (!new)
+ return -ENOMEM;
+
+ new->name = alias;
+ new->dev = alias_dev;
+ new->other = r;
+
+ mutex_lock(&clocks_mutex);
+ list_add(&new->node, &clocks);
+ mutex_unlock(&clocks_mutex);
+
+ return 0;
+}
diff --git a/arch/arm/mach-pxa/clock.h b/arch/arm/mach-pxa/clock.h
index 1ec8f9178aa..73be795fe3b 100644
--- a/arch/arm/mach-pxa/clock.h
+++ b/arch/arm/mach-pxa/clock.h
@@ -1,3 +1,5 @@
+#include <linux/list.h>
+
struct clk;
struct clkops {
@@ -86,3 +88,6 @@ extern void clk_pxa3xx_cken_disable(struct clk *);
#endif
void clks_register(struct clk *clks, size_t num);
+int clk_add_alias(char *alias, struct device *alias_dev, char *id,
+ struct device *dev);
+
diff --git a/arch/arm/mach-pxa/eseries.c b/arch/arm/mach-pxa/eseries.c
index 03942450885..001a252bd51 100644
--- a/arch/arm/mach-pxa/eseries.c
+++ b/arch/arm/mach-pxa/eseries.c
@@ -10,18 +10,78 @@
*
*/
+#include <linux/kernel.h>
#include <linux/init.h>
#include <asm/setup.h>
#include <asm/mach/arch.h>
-#include <mach/hardware.h>
#include <asm/mach-types.h>
+#include <mach/mfp-pxa25x.h>
+#include <mach/hardware.h>
+
#include "generic.h"
+static unsigned long e740_pin_config[] __initdata = {
+ /* Chip selects */
+ GPIO15_nCS_1, /* CS1 - Flash */
+ GPIO79_nCS_3, /* CS3 - IMAGEON */
+ GPIO80_nCS_4, /* CS4 - TMIO */
+
+ /* Clocks */
+ GPIO12_32KHz,
+
+ /* BTUART */
+ GPIO42_BTUART_RXD,
+ GPIO43_BTUART_TXD,
+ GPIO44_BTUART_CTS,
+ GPIO45_GPIO, /* Used by TMIO for #SUSPEND */
+
+ /* PC Card */
+ GPIO8_GPIO, /* CD0 */
+ GPIO44_GPIO, /* CD1 */
+ GPIO11_GPIO, /* IRQ0 */
+ GPIO6_GPIO, /* IRQ1 */
+ GPIO27_GPIO, /* RST0 */
+ GPIO24_GPIO, /* RST1 */
+ GPIO20_GPIO, /* PWR0 */
+ GPIO23_GPIO, /* PWR1 */
+ GPIO48_nPOE,
+ GPIO49_nPWE,
+ GPIO50_nPIOR,
+ GPIO51_nPIOW,
+ GPIO52_nPCE_1,
+ GPIO53_nPCE_2,
+ GPIO54_nPSKTSEL,
+ GPIO55_nPREG,
+ GPIO56_nPWAIT,
+ GPIO57_nIOIS16,
+
+ /* wakeup */
+ GPIO0_GPIO | WAKEUP_ON_EDGE_RISE,
+};
+
+static unsigned long e400_pin_config[] __initdata = {
+ /* Chip selects */
+ GPIO15_nCS_1, /* CS1 - Flash */
+ GPIO80_nCS_4, /* CS4 - TMIO */
+
+ /* Clocks */
+ GPIO12_32KHz,
+
+ /* BTUART */
+ GPIO42_BTUART_RXD,
+ GPIO43_BTUART_TXD,
+ GPIO44_BTUART_CTS,
+ GPIO45_GPIO, /* Used by TMIO for #SUSPEND */
+
+ /* wakeup */
+ GPIO0_GPIO | WAKEUP_ON_EDGE_RISE,
+};
+
/* Only e800 has 128MB RAM */
static void __init eseries_fixup(struct machine_desc *desc,
- struct tag *tags, char **cmdline, struct meminfo *mi)
+ struct tag *tags, char **cmdline, struct meminfo *mi)
{
mi->nr_banks=1;
mi->bank[0].start = 0xa0000000;
@@ -32,83 +92,95 @@ static void __init eseries_fixup(struct machine_desc *desc,
mi->bank[0].size = (64*1024*1024);
}
+static void __init e740_init(void)
+{
+ pxa2xx_mfp_config(ARRAY_AND_SIZE(e740_pin_config));
+}
+
+static void __init e400_init(void)
+{
+ pxa2xx_mfp_config(ARRAY_AND_SIZE(e400_pin_config));
+}
+
/* e-series machine definitions */
#ifdef CONFIG_MACH_E330
MACHINE_START(E330, "Toshiba e330")
- /* Maintainer: Ian Molton (spyro@f2s.com) */
- .phys_io = 0x40000000,
- .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
- .boot_params = 0xa0000100,
- .map_io = pxa_map_io,
- .init_irq = pxa25x_init_irq,
- .fixup = eseries_fixup,
- .timer = &pxa_timer,
+ /* Maintainer: Ian Molton (spyro@f2s.com) */
+ .phys_io = 0x40000000,
+ .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
+ .boot_params = 0xa0000100,
+ .map_io = pxa_map_io,
+ .init_irq = pxa25x_init_irq,
+ .fixup = eseries_fixup,
+ .timer = &pxa_timer,
MACHINE_END
#endif
#ifdef CONFIG_MACH_E350
MACHINE_START(E350, "Toshiba e350")
/* Maintainer: Ian Molton (spyro@f2s.com) */
- .phys_io = 0x40000000,
- .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
- .boot_params = 0xa0000100,
- .map_io = pxa_map_io,
- .init_irq = pxa25x_init_irq,
- .fixup = eseries_fixup,
- .timer = &pxa_timer,
+ .phys_io = 0x40000000,
+ .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
+ .boot_params = 0xa0000100,
+ .map_io = pxa_map_io,
+ .init_irq = pxa25x_init_irq,
+ .fixup = eseries_fixup,
+ .timer = &pxa_timer,
MACHINE_END
#endif
#ifdef CONFIG_MACH_E740
MACHINE_START(E740, "Toshiba e740")
- /* Maintainer: Ian Molton (spyro@f2s.com) */
- .phys_io = 0x40000000,
- .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
- .boot_params = 0xa0000100,
- .map_io = pxa_map_io,
- .init_irq = pxa25x_init_irq,
- .fixup = eseries_fixup,
- .timer = &pxa_timer,
+ /* Maintainer: Ian Molton (spyro@f2s.com) */
+ .phys_io = 0x40000000,
+ .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
+ .boot_params = 0xa0000100,
+ .map_io = pxa_map_io,
+ .init_irq = pxa25x_init_irq,
+ .fixup = eseries_fixup,
+ .init_machine = e740_init,
+ .timer = &pxa_timer,
MACHINE_END
#endif
#ifdef CONFIG_MACH_E750
MACHINE_START(E750, "Toshiba e750")
- /* Maintainer: Ian Molton (spyro@f2s.com) */
- .phys_io = 0x40000000,
- .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
- .boot_params = 0xa0000100,
- .map_io = pxa_map_io,
- .init_irq = pxa25x_init_irq,
- .fixup = eseries_fixup,
- .timer = &pxa_timer,
+ /* Maintainer: Ian Molton (spyro@f2s.com) */
+ .phys_io = 0x40000000,
+ .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
+ .boot_params = 0xa0000100,
+ .map_io = pxa_map_io,
+ .init_irq = pxa25x_init_irq,
+ .fixup = eseries_fixup,
+ .timer = &pxa_timer,
MACHINE_END
#endif
#ifdef CONFIG_MACH_E400
MACHINE_START(E400, "Toshiba e400")
- /* Maintainer: Ian Molton (spyro@f2s.com) */
- .phys_io = 0x40000000,
- .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
- .boot_params = 0xa0000100,
- .map_io = pxa_map_io,
- .init_irq = pxa25x_init_irq,
- .fixup = eseries_fixup,
- .timer = &pxa_timer,
+ /* Maintainer: Ian Molton (spyro@f2s.com) */
+ .phys_io = 0x40000000,
+ .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
+ .boot_params = 0xa0000100,
+ .map_io = pxa_map_io,
+ .init_irq = pxa25x_init_irq,
+ .fixup = eseries_fixup,
+ .init_machine = e400_init,
+ .timer = &pxa_timer,
MACHINE_END
#endif
#ifdef CONFIG_MACH_E800
MACHINE_START(E800, "Toshiba e800")
- /* Maintainer: Ian Molton (spyro@f2s.com) */
- .phys_io = 0x40000000,
- .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
- .boot_params = 0xa0000100,
- .map_io = pxa_map_io,
- .init_irq = pxa25x_init_irq,
- .fixup = eseries_fixup,
- .timer = &pxa_timer,
+ /* Maintainer: Ian Molton (spyro@f2s.com) */
+ .phys_io = 0x40000000,
+ .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
+ .boot_params = 0xa0000100,
+ .map_io = pxa_map_io,
+ .init_irq = pxa25x_init_irq,
+ .fixup = eseries_fixup,
+ .timer = &pxa_timer,
MACHINE_END
#endif
diff --git a/arch/arm/mach-pxa/include/mach/irqs.h b/arch/arm/mach-pxa/include/mach/irqs.h
index 32772bc6925..108b5db9b2a 100644
--- a/arch/arm/mach-pxa/include/mach/irqs.h
+++ b/arch/arm/mach-pxa/include/mach/irqs.h
@@ -183,6 +183,7 @@
defined(CONFIG_MACH_TOSA) || \
defined(CONFIG_MACH_MAINSTONE) || \
defined(CONFIG_MACH_PCM027) || \
+ defined(CONFIG_ARCH_PXA_ESERIES) || \
defined(CONFIG_MACH_MAGICIAN)
#define NR_IRQS (IRQ_BOARD_END)
#elif defined(CONFIG_MACH_ZYLONITE)
diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c
index bb9e09208b9..4ffdff2d9ff 100644
--- a/arch/arm/mach-pxa/lubbock.c
+++ b/arch/arm/mach-pxa/lubbock.c
@@ -52,6 +52,7 @@
#include <mach/mmc.h>
#include "generic.h"
+#include "clock.h"
#include "devices.h"
static unsigned long lubbock_pin_config[] __initdata = {
@@ -485,6 +486,7 @@ static void __init lubbock_init(void)
pxa2xx_mfp_config(ARRAY_AND_SIZE(lubbock_pin_config));
+ clk_add_alias("SA1111_CLK", NULL, "GPIO11_CLK", NULL);
pxa_set_udc_info(&udc_info);
set_pxa_fb_info(&sharp_lm8v31);
pxa_set_mci_info(&lubbock_mci_platform_data);
diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c
index 9e5d8a8c642..305452b56e9 100644
--- a/arch/arm/mach-pxa/pxa25x.c
+++ b/arch/arm/mach-pxa/pxa25x.c
@@ -166,8 +166,7 @@ static struct clk pxa25x_hwuart_clk =
;
/*
- * PXA 2xx clock declarations. Order is important (see aliases below)
- * Please be careful not to disrupt the ordering.
+ * PXA 2xx clock declarations.
*/
static struct clk pxa25x_clks[] = {
INIT_CK("LCDCLK", LCD, &clk_pxa25x_lcd_ops, &pxa_device_fb.dev),
@@ -194,11 +193,6 @@ static struct clk pxa25x_clks[] = {
INIT_CKEN("FICPCLK", FICP, 47923000, 0, NULL),
};
-static struct clk pxa2xx_clk_aliases[] = {
- INIT_CKOTHER("GPIO7_CLK", &pxa25x_clks[4], NULL),
- INIT_CKOTHER("SA1111_CLK", &pxa25x_clks[5], NULL),
-};
-
#ifdef CONFIG_PM
#define SAVE(x) sleep_save[SLEEP_SAVE_##x] = x
@@ -375,8 +369,6 @@ static int __init pxa25x_init(void)
if (cpu_is_pxa255())
ret = platform_device_register(&pxa_device_hwuart);
- clks_register(pxa2xx_clk_aliases, ARRAY_SIZE(pxa2xx_clk_aliases));
-
return ret;
}
diff --git a/arch/arm/mach-pxa/pxa300.c b/arch/arm/mach-pxa/pxa300.c
index 494fc1f032d..9adc7fc4618 100644
--- a/arch/arm/mach-pxa/pxa300.c
+++ b/arch/arm/mach-pxa/pxa300.c
@@ -90,7 +90,9 @@ static struct clk common_clks[] = {
};
static struct clk pxa310_clks[] = {
+#ifdef CONFIG_CPU_PXA310
PXA3xx_CKEN("MMCCLK", MMC3, 19500000, 0, &pxa3xx_device_mci3.dev),
+#endif
};
static int __init pxa300_init(void)
diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c
index 23a07059999..197974defbe 100644
--- a/arch/arm/plat-omap/clock.c
+++ b/arch/arm/plat-omap/clock.c
@@ -10,7 +10,6 @@
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
-#include <linux/version.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/module.h>
diff --git a/arch/cris/arch-v32/kernel/fasttimer.c b/arch/cris/arch-v32/kernel/fasttimer.c
index 2de9d5849ef..111caa1a2ef 100644
--- a/arch/cris/arch-v32/kernel/fasttimer.c
+++ b/arch/cris/arch-v32/kernel/fasttimer.c
@@ -19,8 +19,6 @@
#include <asm/irq.h>
#include <asm/system.h>
-#include <linux/version.h>
-
#include <hwregs/reg_map.h>
#include <hwregs/reg_rdwr.h>
#include <hwregs/timer_defs.h>
diff --git a/arch/mn10300/kernel/mn10300-serial.c b/arch/mn10300/kernel/mn10300-serial.c
index 8b054e7a8ae..aa07d0cd190 100644
--- a/arch/mn10300/kernel/mn10300-serial.c
+++ b/arch/mn10300/kernel/mn10300-serial.c
@@ -17,7 +17,6 @@ static const char serial_revdate[] = "2007-11-06";
#define SUPPORT_SYSRQ
#endif
-#include <linux/version.h>
#include <linux/module.h>
#include <linux/serial.h>
#include <linux/circ_buf.h>
diff --git a/arch/powerpc/kernel/crash_dump.c b/arch/powerpc/kernel/crash_dump.c
index e0debcca0bf..a323c9b32ee 100644
--- a/arch/powerpc/kernel/crash_dump.c
+++ b/arch/powerpc/kernel/crash_dump.c
@@ -86,6 +86,19 @@ static int __init parse_savemaxmem(char *p)
}
__setup("savemaxmem=", parse_savemaxmem);
+
+static size_t copy_oldmem_vaddr(void *vaddr, char *buf, size_t csize,
+ unsigned long offset, int userbuf)
+{
+ if (userbuf) {
+ if (copy_to_user((char __user *)buf, (vaddr + offset), csize))
+ return -EFAULT;
+ } else
+ memcpy(buf, (vaddr + offset), csize);
+
+ return csize;
+}
+
/**
* copy_oldmem_page - copy one page from "oldmem"
* @pfn: page frame number to be copied
@@ -107,16 +120,16 @@ ssize_t copy_oldmem_page(unsigned long pfn, char *buf,
if (!csize)
return 0;
- vaddr = __ioremap(pfn << PAGE_SHIFT, PAGE_SIZE, 0);
+ csize = min(csize, PAGE_SIZE);
- if (userbuf) {
- if (copy_to_user((char __user *)buf, (vaddr + offset), csize)) {
- iounmap(vaddr);
- return -EFAULT;
- }
- } else
- memcpy(buf, (vaddr + offset), csize);
+ if (pfn < max_pfn) {
+ vaddr = __va(pfn << PAGE_SHIFT);
+ csize = copy_oldmem_vaddr(vaddr, buf, csize, offset, userbuf);
+ } else {
+ vaddr = __ioremap(pfn << PAGE_SHIFT, PAGE_SIZE, 0);
+ csize = copy_oldmem_vaddr(vaddr, buf, csize, offset, userbuf);
+ iounmap(vaddr);
+ }
- iounmap(vaddr);
return csize;
}
diff --git a/arch/powerpc/kernel/ibmebus.c b/arch/powerpc/kernel/ibmebus.c
index 9d42eb57aea..a06362223f8 100644
--- a/arch/powerpc/kernel/ibmebus.c
+++ b/arch/powerpc/kernel/ibmebus.c
@@ -233,17 +233,6 @@ void ibmebus_free_irq(u32 ist, void *dev_id)
}
EXPORT_SYMBOL(ibmebus_free_irq);
-static ssize_t name_show(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- return sprintf(buf, "%s\n", to_of_device(dev)->node->name);
-}
-
-static struct device_attribute ibmebus_dev_attrs[] = {
- __ATTR_RO(name),
- __ATTR_NULL
-};
-
static char *ibmebus_chomp(const char *in, size_t count)
{
char *out = kmalloc(count + 1, GFP_KERNEL);
@@ -327,7 +316,6 @@ static struct bus_attribute ibmebus_bus_attrs[] = {
struct bus_type ibmebus_bus_type = {
.uevent = of_device_uevent,
- .dev_attrs = ibmebus_dev_attrs,
.bus_attrs = ibmebus_bus_attrs
};
EXPORT_SYMBOL(ibmebus_bus_type);
diff --git a/arch/powerpc/kernel/vio.c b/arch/powerpc/kernel/vio.c
index 22a3c33fd75..2750fbab197 100644
--- a/arch/powerpc/kernel/vio.c
+++ b/arch/powerpc/kernel/vio.c
@@ -1113,7 +1113,7 @@ static int vio_bus_probe(struct device *dev)
return error;
}
error = viodrv->probe(viodev, id);
- if (error)
+ if (error && firmware_has_feature(FW_FEATURE_CMO))
vio_cmo_bus_remove(viodev);
}
diff --git a/arch/powerpc/platforms/cell/spufs/run.c b/arch/powerpc/platforms/cell/spufs/run.c
index f7edba6cb79..c9bb7cfd3dc 100644
--- a/arch/powerpc/platforms/cell/spufs/run.c
+++ b/arch/powerpc/platforms/cell/spufs/run.c
@@ -206,11 +206,6 @@ static int spu_run_init(struct spu_context *ctx, u32 *npc)
(SPU_RUNCNTL_RUNNABLE | SPU_RUNCNTL_ISOLATE);
if (runcntl == 0)
runcntl = SPU_RUNCNTL_RUNNABLE;
- }
-
- if (ctx->flags & SPU_CREATE_NOSCHED) {
- spuctx_switch_state(ctx, SPU_UTIL_USER);
- ctx->ops->runcntl_write(ctx, runcntl);
} else {
unsigned long privcntl;
@@ -219,9 +214,15 @@ static int spu_run_init(struct spu_context *ctx, u32 *npc)
else
privcntl = SPU_PRIVCNTL_MODE_NORMAL;
- ctx->ops->npc_write(ctx, *npc);
ctx->ops->privcntl_write(ctx, privcntl);
- ctx->ops->runcntl_write(ctx, runcntl);
+ ctx->ops->npc_write(ctx, *npc);
+ }
+
+ ctx->ops->runcntl_write(ctx, runcntl);
+
+ if (ctx->flags & SPU_CREATE_NOSCHED) {
+ spuctx_switch_state(ctx, SPU_UTIL_USER);
+ } else {
if (ctx->state == SPU_STATE_SAVED) {
ret = spu_activate(ctx, 0);
diff --git a/arch/powerpc/platforms/cell/spufs/sched.c b/arch/powerpc/platforms/cell/spufs/sched.c
index 2deeeba7ecc..1c1b627ee84 100644
--- a/arch/powerpc/platforms/cell/spufs/sched.c
+++ b/arch/powerpc/platforms/cell/spufs/sched.c
@@ -641,8 +641,10 @@ static struct spu *find_victim(struct spu_context *ctx)
if (tmp && tmp->prio > ctx->prio &&
!(tmp->flags & SPU_CREATE_NOSCHED) &&
- (!victim || tmp->prio > victim->prio))
+ (!victim || tmp->prio > victim->prio)) {
victim = spu->ctx;
+ get_spu_context(victim);
+ }
}
mutex_unlock(&cbe_spu_info[node].list_mutex);
@@ -658,6 +660,7 @@ static struct spu *find_victim(struct spu_context *ctx)
* look at another context or give up after X retries.
*/
if (!mutex_trylock(&victim->state_mutex)) {
+ put_spu_context(victim);
victim = NULL;
goto restart;
}
@@ -670,6 +673,7 @@ static struct spu *find_victim(struct spu_context *ctx)
* restart the search.
*/
mutex_unlock(&victim->state_mutex);
+ put_spu_context(victim);
victim = NULL;
goto restart;
}
@@ -687,6 +691,7 @@ static struct spu *find_victim(struct spu_context *ctx)
spu_add_to_rq(victim);
mutex_unlock(&victim->state_mutex);
+ put_spu_context(victim);
return spu;
}
@@ -985,9 +990,11 @@ static int spusched_thread(void *unused)
struct spu_context *ctx = spu->ctx;
if (ctx) {
+ get_spu_context(ctx);
mutex_unlock(mtx);
spusched_tick(ctx);
mutex_lock(mtx);
+ put_spu_context(ctx);
}
}
mutex_unlock(mtx);
@@ -1030,7 +1037,7 @@ void spuctx_switch_state(struct spu_context *ctx,
node = spu->node;
if (old_state == SPU_UTIL_USER)
atomic_dec(&cbe_spu_info[node].busy_spus);
- if (new_state == SPU_UTIL_USER);
+ if (new_state == SPU_UTIL_USER)
atomic_inc(&cbe_spu_info[node].busy_spus);
}
}
diff --git a/arch/powerpc/sysdev/bestcomm/gen_bd.c b/arch/powerpc/sysdev/bestcomm/gen_bd.c
index a3a134c35b0..e0a53e3147b 100644
--- a/arch/powerpc/sysdev/bestcomm/gen_bd.c
+++ b/arch/powerpc/sysdev/bestcomm/gen_bd.c
@@ -11,7 +11,6 @@
*
*/
-#include <linux/version.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/string.h>
diff --git a/arch/s390/defconfig b/arch/s390/defconfig
index c5cdb975d59..9b0bc2c9fba 100644
--- a/arch/s390/defconfig
+++ b/arch/s390/defconfig
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.26-rc4
-# Fri May 30 09:49:33 2008
+# Linux kernel version: 2.6.27-rc4
+# Thu Aug 21 19:43:29 2008
#
CONFIG_SCHED_MC=y
CONFIG_MMU=y
@@ -68,7 +68,6 @@ CONFIG_INITRAMFS_SOURCE=""
CONFIG_SYSCTL=y
# CONFIG_EMBEDDED is not set
CONFIG_SYSCTL_SYSCALL=y
-CONFIG_SYSCTL_SYSCALL_CHECK=y
CONFIG_KALLSYMS=y
# CONFIG_KALLSYMS_ALL is not set
# CONFIG_KALLSYMS_EXTRA_PASS is not set
@@ -93,11 +92,17 @@ CONFIG_SLAB=y
# CONFIG_MARKERS is not set
CONFIG_HAVE_OPROFILE=y
CONFIG_KPROBES=y
+# CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS is not set
CONFIG_KRETPROBES=y
+# CONFIG_HAVE_IOREMAP_PROT is not set
CONFIG_HAVE_KPROBES=y
CONFIG_HAVE_KRETPROBES=y
+# CONFIG_HAVE_ARCH_TRACEHOOK is not set
# CONFIG_HAVE_DMA_ATTRS is not set
+# CONFIG_USE_GENERIC_SMP_HELPERS is not set
+# CONFIG_HAVE_CLK is not set
CONFIG_PROC_PAGE_MONITOR=y
+# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
CONFIG_SLABINFO=y
CONFIG_RT_MUTEXES=y
# CONFIG_TINY_SHMEM is not set
@@ -113,6 +118,7 @@ CONFIG_STOP_MACHINE=y
CONFIG_BLOCK=y
# CONFIG_BLK_DEV_IO_TRACE is not set
CONFIG_BLK_DEV_BSG=y
+# CONFIG_BLK_DEV_INTEGRITY is not set
CONFIG_BLOCK_COMPAT=y
#
@@ -175,6 +181,8 @@ CONFIG_PREEMPT=y
CONFIG_ARCH_SPARSEMEM_ENABLE=y
CONFIG_ARCH_SPARSEMEM_DEFAULT=y
CONFIG_ARCH_SELECT_MEMORY_MODEL=y
+CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
+CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
CONFIG_SELECT_MEMORY_MODEL=y
# CONFIG_FLATMEM_MANUAL is not set
# CONFIG_DISCONTIGMEM_MANUAL is not set
@@ -185,8 +193,12 @@ CONFIG_HAVE_MEMORY_PRESENT=y
CONFIG_SPARSEMEM_EXTREME=y
CONFIG_SPARSEMEM_VMEMMAP_ENABLE=y
CONFIG_SPARSEMEM_VMEMMAP=y
+CONFIG_MEMORY_HOTPLUG=y
+CONFIG_MEMORY_HOTPLUG_SPARSE=y
+CONFIG_MEMORY_HOTREMOVE=y
CONFIG_PAGEFLAGS_EXTENDED=y
CONFIG_SPLIT_PTLOCK_CPUS=4
+CONFIG_MIGRATION=y
CONFIG_RESOURCES_64BIT=y
CONFIG_ZONE_DMA_FLAG=1
CONFIG_BOUNCE=y
@@ -198,6 +210,7 @@ CONFIG_VIRT_TO_BUS=y
CONFIG_MACHCHK_WARNING=y
CONFIG_QDIO=y
# CONFIG_QDIO_DEBUG is not set
+CONFIG_CHSC_SCH=m
#
# Misc
@@ -206,6 +219,7 @@ CONFIG_IPL=y
# CONFIG_IPL_TAPE is not set
CONFIG_IPL_VM=y
CONFIG_BINFMT_ELF=y
+CONFIG_COMPAT_BINFMT_ELF=y
CONFIG_BINFMT_MISC=m
CONFIG_FORCE_MAX_ZONEORDER=9
# CONFIG_PROCESS_DEBUG is not set
@@ -226,10 +240,6 @@ CONFIG_S390_HYPFS_FS=y
CONFIG_KEXEC=y
# CONFIG_ZFCPDUMP is not set
CONFIG_S390_GUEST=y
-
-#
-# Networking
-#
CONFIG_NET=y
#
@@ -364,7 +374,6 @@ CONFIG_NET_SCH_CBQ=m
# CONFIG_NET_SCH_HTB is not set
# CONFIG_NET_SCH_HFSC is not set
CONFIG_NET_SCH_PRIO=m
-CONFIG_NET_SCH_RR=m
CONFIG_NET_SCH_RED=m
CONFIG_NET_SCH_SFQ=m
CONFIG_NET_SCH_TEQL=m
@@ -430,7 +439,9 @@ CONFIG_CCW=y
CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
CONFIG_STANDALONE=y
CONFIG_PREVENT_FIRMWARE_BUILD=y
-# CONFIG_FW_LOADER is not set
+CONFIG_FW_LOADER=y
+# CONFIG_FIRMWARE_IN_KERNEL is not set
+CONFIG_EXTRA_FIRMWARE=""
# CONFIG_DEBUG_DRIVER is not set
# CONFIG_DEBUG_DEVRES is not set
CONFIG_SYS_HYPERVISOR=y
@@ -507,6 +518,11 @@ CONFIG_SCSI_LOWLEVEL=y
# CONFIG_ISCSI_TCP is not set
# CONFIG_SCSI_DEBUG is not set
CONFIG_ZFCP=y
+CONFIG_SCSI_DH=m
+CONFIG_SCSI_DH_RDAC=m
+CONFIG_SCSI_DH_HP_SW=m
+CONFIG_SCSI_DH_EMC=m
+CONFIG_SCSI_DH_ALUA=m
CONFIG_MD=y
CONFIG_BLK_DEV_MD=y
CONFIG_MD_LINEAR=m
@@ -522,14 +538,10 @@ CONFIG_DM_CRYPT=y
CONFIG_DM_SNAPSHOT=y
CONFIG_DM_MIRROR=y
CONFIG_DM_ZERO=y
-CONFIG_DM_MULTIPATH=y
-# CONFIG_DM_MULTIPATH_EMC is not set
-# CONFIG_DM_MULTIPATH_RDAC is not set
-# CONFIG_DM_MULTIPATH_HP is not set
+CONFIG_DM_MULTIPATH=m
# CONFIG_DM_DELAY is not set
# CONFIG_DM_UEVENT is not set
CONFIG_NETDEVICES=y
-# CONFIG_NETDEVICES_MULTIQUEUE is not set
# CONFIG_IFB is not set
CONFIG_DUMMY=m
CONFIG_BONDING=m
@@ -544,7 +556,6 @@ CONFIG_NET_ETHERNET=y
# CONFIG_IBM_NEW_EMAC_TAH is not set
# CONFIG_IBM_NEW_EMAC_EMAC4 is not set
CONFIG_NETDEV_1000=y
-# CONFIG_E1000E_ENABLED is not set
CONFIG_NETDEV_10000=y
# CONFIG_TR is not set
# CONFIG_WAN is not set
@@ -576,7 +587,10 @@ CONFIG_DEVKMEM=y
CONFIG_UNIX98_PTYS=y
CONFIG_LEGACY_PTYS=y
CONFIG_LEGACY_PTY_COUNT=256
+CONFIG_HVC_DRIVER=y
+CONFIG_VIRTIO_CONSOLE=y
CONFIG_HW_RANDOM=m
+CONFIG_HW_RANDOM_VIRTIO=m
# CONFIG_R3964 is not set
CONFIG_RAW_DRIVER=m
CONFIG_MAX_RAW_DEVS=256
@@ -616,6 +630,7 @@ CONFIG_MONWRITER=m
CONFIG_S390_VMUR=m
# CONFIG_POWER_SUPPLY is not set
# CONFIG_THERMAL is not set
+# CONFIG_THERMAL_HWMON is not set
# CONFIG_WATCHDOG is not set
#
@@ -693,6 +708,7 @@ CONFIG_CONFIGFS_FS=m
# CONFIG_CRAMFS is not set
# CONFIG_VXFS_FS is not set
# CONFIG_MINIX_FS is not set
+# CONFIG_OMFS_FS is not set
# CONFIG_HPFS_FS is not set
# CONFIG_QNX4FS_FS is not set
# CONFIG_ROMFS_FS is not set
@@ -712,7 +728,6 @@ CONFIG_LOCKD_V4=y
CONFIG_EXPORTFS=y
CONFIG_NFS_COMMON=y
CONFIG_SUNRPC=y
-# CONFIG_SUNRPC_BIND34 is not set
# CONFIG_RPCSEC_GSS_KRB5 is not set
# CONFIG_RPCSEC_GSS_SPKM3 is not set
# CONFIG_SMB_FS is not set
@@ -780,6 +795,7 @@ CONFIG_DEBUG_BUGVERBOSE=y
# CONFIG_DEBUG_INFO is not set
# CONFIG_DEBUG_VM is not set
# CONFIG_DEBUG_WRITECOUNT is not set
+CONFIG_DEBUG_MEMORY_INIT=y
# CONFIG_DEBUG_LIST is not set
# CONFIG_DEBUG_SG is not set
# CONFIG_FRAME_POINTER is not set
@@ -789,6 +805,7 @@ CONFIG_DEBUG_BUGVERBOSE=y
# CONFIG_LKDTM is not set
# CONFIG_FAULT_INJECTION is not set
# CONFIG_LATENCYTOP is not set
+CONFIG_SYSCTL_SYSCALL_CHECK=y
CONFIG_SAMPLES=y
# CONFIG_SAMPLE_KOBJECT is not set
# CONFIG_SAMPLE_KPROBES is not set
@@ -847,6 +864,10 @@ CONFIG_CRYPTO_HMAC=m
# CONFIG_CRYPTO_MD4 is not set
CONFIG_CRYPTO_MD5=m
# CONFIG_CRYPTO_MICHAEL_MIC is not set
+CONFIG_CRYPTO_RMD128=m
+CONFIG_CRYPTO_RMD160=m
+CONFIG_CRYPTO_RMD256=m
+CONFIG_CRYPTO_RMD320=m
CONFIG_CRYPTO_SHA1=m
# CONFIG_CRYPTO_SHA256 is not set
# CONFIG_CRYPTO_SHA512 is not set
@@ -895,6 +916,7 @@ CONFIG_BITREVERSE=m
# CONFIG_GENERIC_FIND_NEXT_BIT is not set
# CONFIG_CRC_CCITT is not set
# CONFIG_CRC16 is not set
+CONFIG_CRC_T10DIF=y
# CONFIG_CRC_ITU_T is not set
CONFIG_CRC32=m
CONFIG_CRC7=m
diff --git a/arch/s390/include/asm/bitops.h b/arch/s390/include/asm/bitops.h
index b4eb24ab5af..8e9243ae0c1 100644
--- a/arch/s390/include/asm/bitops.h
+++ b/arch/s390/include/asm/bitops.h
@@ -709,7 +709,7 @@ static inline int find_next_zero_bit (const unsigned long * addr,
* __ffz_word returns __BITOPS_WORDSIZE
* if no zero bit is present in the word.
*/
- set = __ffz_word(0, *p >> bit) + bit;
+ set = __ffz_word(bit, *p >> bit);
if (set >= size)
return size + offset;
if (set < __BITOPS_WORDSIZE)
@@ -824,7 +824,7 @@ static inline int ext2_find_next_zero_bit(void *vaddr, unsigned long size,
* s390 version of ffz returns __BITOPS_WORDSIZE
* if no zero bit is present in the word.
*/
- set = ffz(__load_ulong_le(p, 0) >> bit) + bit;
+ set = __ffz_word(bit, __load_ulong_le(p, 0) >> bit);
if (set >= size)
return size + offset;
if (set < __BITOPS_WORDSIZE)
@@ -865,7 +865,7 @@ static inline int ext2_find_next_bit(void *vaddr, unsigned long size,
* s390 version of ffz returns __BITOPS_WORDSIZE
* if no zero bit is present in the word.
*/
- set = ffs(__load_ulong_le(p, 0) >> bit) + bit;
+ set = __ffs_word(0, __load_ulong_le(p, 0) & (~0UL << bit));
if (set >= size)
return size + offset;
if (set < __BITOPS_WORDSIZE)
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c
index 9839767d084..3e2c05cb6a8 100644
--- a/arch/s390/kernel/process.c
+++ b/arch/s390/kernel/process.c
@@ -75,7 +75,9 @@ unsigned long thread_saved_pc(struct task_struct *tsk)
return sf->gprs[8];
}
-DEFINE_PER_CPU(struct s390_idle_data, s390_idle);
+DEFINE_PER_CPU(struct s390_idle_data, s390_idle) = {
+ .lock = __SPIN_LOCK_UNLOCKED(s390_idle.lock)
+};
static int s390_idle_enter(void)
{
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index b795b3e24af..00b9b4dec5e 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -610,7 +610,6 @@ static void __init smp_create_idle(unsigned int cpu)
if (IS_ERR(p))
panic("failed fork for CPU %u: %li", cpu, PTR_ERR(p));
current_set[cpu] = p;
- spin_lock_init(&(&per_cpu(s390_idle, cpu))->lock);
}
static int __cpuinit smp_alloc_lowcore(int cpu)
@@ -845,7 +844,6 @@ void __init smp_prepare_boot_cpu(void)
current_set[0] = current;
smp_cpu_state[0] = CPU_STATE_CONFIGURED;
smp_cpu_polarization[0] = POLARIZATION_UNKNWN;
- spin_lock_init(&(&__get_cpu_var(s390_idle))->lock);
}
void __init smp_cpus_done(unsigned int max_cpus)
diff --git a/arch/sh/boards/board-ap325rxa.c b/arch/sh/boards/board-ap325rxa.c
index 025d4fe55a5..fd1612590bf 100644
--- a/arch/sh/boards/board-ap325rxa.c
+++ b/arch/sh/boards/board-ap325rxa.c
@@ -140,6 +140,10 @@ static struct sh_mobile_lcdc_info lcdc_info = {
.vsync_len = 1,
.sync = 0, /* hsync and vsync are active low */
},
+ .lcd_size_cfg = { /* 7.0 inch */
+ .width = 152,
+ .height = 91,
+ },
.board_cfg = {
.display_on = ap320_wvga_power_on,
},
diff --git a/arch/sh/boards/mach-migor/setup.c b/arch/sh/boards/mach-migor/setup.c
index e499ee384d5..714dce91cc9 100644
--- a/arch/sh/boards/mach-migor/setup.c
+++ b/arch/sh/boards/mach-migor/setup.c
@@ -224,6 +224,10 @@ static struct sh_mobile_lcdc_info sh_mobile_lcdc_info = {
.vsync_len = 2,
.sync = 0,
},
+ .lcd_size_cfg = { /* 7.0 inch */
+ .width = 152,
+ .height = 91,
+ },
}
#endif
#ifdef CONFIG_SH_MIGOR_QVGA
@@ -245,6 +249,10 @@ static struct sh_mobile_lcdc_info sh_mobile_lcdc_info = {
.vsync_len = 2,
.sync = FB_SYNC_HOR_HIGH_ACT,
},
+ .lcd_size_cfg = { /* 2.4 inch */
+ .width = 49,
+ .height = 37,
+ },
.board_cfg = {
.setup_sys = migor_lcd_qvga_setup,
},
diff --git a/arch/sh/boards/mach-sh7763rdp/setup.c b/arch/sh/boards/mach-sh7763rdp/setup.c
index 925f16af712..23850da05e3 100644
--- a/arch/sh/boards/mach-sh7763rdp/setup.c
+++ b/arch/sh/boards/mach-sh7763rdp/setup.c
@@ -15,8 +15,11 @@
#include <linux/interrupt.h>
#include <linux/input.h>
#include <linux/mtd/physmap.h>
-#include <asm/io.h>
+#include <linux/fb.h>
+#include <linux/io.h>
#include <asm/sh7763rdp.h>
+#include <asm/sh_eth.h>
+#include <asm/sh7760fb.h>
/* NOR Flash */
static struct mtd_partition sh7763rdp_nor_flash_partitions[] = {
@@ -60,8 +63,85 @@ static struct platform_device sh7763rdp_nor_flash_device = {
},
};
+/* SH-Ether */
+static struct resource sh_eth_resources[] = {
+ {
+ .start = 0xFEE00800, /* use eth1 */
+ .end = 0xFEE00F7C - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = 58, /* irq number */
+ .end = 58,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct sh_eth_plat_data sh7763_eth_pdata = {
+ .phy = 1,
+ .edmac_endian = EDMAC_LITTLE_ENDIAN,
+};
+
+static struct platform_device sh7763rdp_eth_device = {
+ .name = "sh-eth",
+ .resource = sh_eth_resources,
+ .num_resources = ARRAY_SIZE(sh_eth_resources),
+ .dev = {
+ .platform_data = &sh7763_eth_pdata,
+ },
+};
+
+/* SH7763 LCDC */
+static struct resource sh7763rdp_fb_resources[] = {
+ {
+ .start = 0xFFE80000,
+ .end = 0xFFE80442 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct fb_videomode sh7763fb_videomode = {
+ .refresh = 60,
+ .name = "VGA Monitor",
+ .xres = 640,
+ .yres = 480,
+ .pixclock = 10000,
+ .left_margin = 80,
+ .right_margin = 24,
+ .upper_margin = 30,
+ .lower_margin = 1,
+ .hsync_len = 96,
+ .vsync_len = 1,
+ .sync = 0,
+ .vmode = FB_VMODE_NONINTERLACED,
+ .flag = FBINFO_FLAG_DEFAULT,
+};
+
+static struct sh7760fb_platdata sh7763fb_def_pdata = {
+ .def_mode = &sh7763fb_videomode,
+ .ldmtr = (LDMTR_TFT_COLOR_16|LDMTR_MCNT),
+ .lddfr = LDDFR_16BPP_RGB565,
+ .ldpmmr = 0x0000,
+ .ldpspr = 0xFFFF,
+ .ldaclnr = 0x0001,
+ .ldickr = 0x1102,
+ .rotate = 0,
+ .novsync = 0,
+ .blank = NULL,
+};
+
+static struct platform_device sh7763rdp_fb_device = {
+ .name = "sh7760-lcdc",
+ .resource = sh7763rdp_fb_resources,
+ .num_resources = ARRAY_SIZE(sh7763rdp_fb_resources),
+ .dev = {
+ .platform_data = &sh7763fb_def_pdata,
+ },
+};
+
static struct platform_device *sh7763rdp_devices[] __initdata = {
&sh7763rdp_nor_flash_device,
+ &sh7763rdp_eth_device,
+ &sh7763rdp_fb_device,
};
static int __init sh7763rdp_devices_setup(void)
@@ -69,7 +149,7 @@ static int __init sh7763rdp_devices_setup(void)
return platform_add_devices(sh7763rdp_devices,
ARRAY_SIZE(sh7763rdp_devices));
}
-__initcall(sh7763rdp_devices_setup);
+device_initcall(sh7763rdp_devices_setup);
static void __init sh7763rdp_setup(char **cmdline_p)
{
diff --git a/arch/sh/boards/mach-x3proto/setup.c b/arch/sh/boards/mach-x3proto/setup.c
index abc5b6d418f..a70d23b2178 100644
--- a/arch/sh/boards/mach-x3proto/setup.c
+++ b/arch/sh/boards/mach-x3proto/setup.c
@@ -3,7 +3,7 @@
*
* Renesas SH-X3 Prototype Board Support.
*
- * Copyright (C) 2007 Paul Mundt
+ * Copyright (C) 2007 - 2008 Paul Mundt
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
@@ -13,6 +13,7 @@
#include <linux/platform_device.h>
#include <linux/kernel.h>
#include <linux/io.h>
+#include <linux/smc91x.h>
#include <asm/ilsel.h>
static struct resource heartbeat_resources[] = {
@@ -30,6 +31,10 @@ static struct platform_device heartbeat_device = {
.resource = heartbeat_resources,
};
+static struct smc91x_platdata smc91x_info = {
+ .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
+};
+
static struct resource smc91x_resources[] = {
[0] = {
.start = 0x18000300,
@@ -47,6 +52,9 @@ static struct platform_device smc91x_device = {
.id = -1,
.resource = smc91x_resources,
.num_resources = ARRAY_SIZE(smc91x_resources),
+ .dev = {
+ .platform_data = &smc91x_info,
+ },
};
static struct resource r8a66597_usb_host_resources[] = {
diff --git a/arch/sh/configs/sh7763rdp_defconfig b/arch/sh/configs/sh7763rdp_defconfig
index 83f3fe5db3e..baf830c4a7e 100644
--- a/arch/sh/configs/sh7763rdp_defconfig
+++ b/arch/sh/configs/sh7763rdp_defconfig
@@ -1,15 +1,17 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.26-rc4
-# Fri Jun 6 12:20:17 2008
+# Linux kernel version: 2.6.27-rc2
+# Fri Aug 8 13:44:20 2008
#
CONFIG_SUPERH=y
CONFIG_SUPERH32=y
+CONFIG_ARCH_DEFCONFIG="arch/sh/configs/shx3_defconfig"
CONFIG_RWSEM_GENERIC_SPINLOCK=y
CONFIG_GENERIC_BUG=y
CONFIG_GENERIC_FIND_NEXT_BIT=y
CONFIG_GENERIC_HWEIGHT=y
CONFIG_GENERIC_HARDIRQS=y
+CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
CONFIG_GENERIC_IRQ_PROBE=y
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_GENERIC_TIME=y
@@ -19,7 +21,6 @@ CONFIG_LOCKDEP_SUPPORT=y
# CONFIG_ARCH_HAS_ILOG2_U32 is not set
# CONFIG_ARCH_HAS_ILOG2_U64 is not set
CONFIG_ARCH_NO_VIRT_TO_BUS=y
-CONFIG_ARCH_SUPPORTS_AOUT=y
CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
#
@@ -83,10 +84,16 @@ CONFIG_PROFILING=y
# CONFIG_MARKERS is not set
CONFIG_OPROFILE=y
CONFIG_HAVE_OPROFILE=y
+# CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS is not set
+# CONFIG_HAVE_IOREMAP_PROT is not set
# CONFIG_HAVE_KPROBES is not set
# CONFIG_HAVE_KRETPROBES is not set
+# CONFIG_HAVE_ARCH_TRACEHOOK is not set
# CONFIG_HAVE_DMA_ATTRS is not set
+# CONFIG_USE_GENERIC_SMP_HELPERS is not set
+CONFIG_HAVE_CLK=y
CONFIG_PROC_PAGE_MONITOR=y
+CONFIG_HAVE_GENERIC_DMA_COHERENT=y
CONFIG_SLABINFO=y
CONFIG_RT_MUTEXES=y
# CONFIG_TINY_SHMEM is not set
@@ -96,12 +103,13 @@ CONFIG_MODULES=y
# CONFIG_MODULE_UNLOAD is not set
# CONFIG_MODVERSIONS is not set
# CONFIG_MODULE_SRCVERSION_ALL is not set
-# CONFIG_KMOD is not set
+CONFIG_KMOD=y
CONFIG_BLOCK=y
# CONFIG_LBD is not set
# CONFIG_BLK_DEV_IO_TRACE is not set
# CONFIG_LSF is not set
# CONFIG_BLK_DEV_BSG is not set
+# CONFIG_BLK_DEV_INTEGRITY is not set
#
# IO Schedulers
@@ -177,6 +185,7 @@ CONFIG_PAGE_SIZE_4KB=y
# CONFIG_PAGE_SIZE_8KB is not set
# CONFIG_PAGE_SIZE_16KB is not set
# CONFIG_PAGE_SIZE_64KB is not set
+CONFIG_ENTRY_OFFSET=0x00001000
CONFIG_SELECT_MEMORY_MODEL=y
# CONFIG_FLATMEM_MANUAL is not set
# CONFIG_DISCONTIGMEM_MANUAL is not set
@@ -258,6 +267,7 @@ CONFIG_HZ=250
# CONFIG_SCHED_HRTICK is not set
# CONFIG_KEXEC is not set
# CONFIG_CRASH_DUMP is not set
+CONFIG_SECCOMP=y
CONFIG_PREEMPT_NONE=y
# CONFIG_PREEMPT_VOLUNTARY is not set
# CONFIG_PREEMPT is not set
@@ -282,10 +292,6 @@ CONFIG_CMDLINE="console=ttySC2,115200 root=/dev/sda1 rootdelay=10"
#
CONFIG_BINFMT_ELF=y
# CONFIG_BINFMT_MISC is not set
-
-#
-# Networking
-#
CONFIG_NET=y
#
@@ -361,6 +367,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
#
# CONFIG_CFG80211 is not set
CONFIG_WIRELESS_EXT=y
+CONFIG_WIRELESS_EXT_SYSFS=y
# CONFIG_MAC80211 is not set
# CONFIG_IEEE80211 is not set
# CONFIG_RFKILL is not set
@@ -377,6 +384,8 @@ CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
CONFIG_STANDALONE=y
CONFIG_PREVENT_FIRMWARE_BUILD=y
CONFIG_FW_LOADER=y
+CONFIG_FIRMWARE_IN_KERNEL=y
+CONFIG_EXTRA_FIRMWARE=""
# CONFIG_SYS_HYPERVISOR is not set
# CONFIG_CONNECTOR is not set
CONFIG_MTD=y
@@ -471,6 +480,7 @@ CONFIG_BLK_DEV=y
# CONFIG_BLK_DEV_RAM is not set
# CONFIG_CDROM_PKTCDVD is not set
# CONFIG_ATA_OVER_ETH is not set
+# CONFIG_BLK_DEV_HD is not set
# CONFIG_MISC_DEVICES is not set
CONFIG_HAVE_IDE=y
# CONFIG_IDE is not set
@@ -515,10 +525,10 @@ CONFIG_SCSI_WAIT_SCAN=m
CONFIG_SCSI_LOWLEVEL=y
# CONFIG_ISCSI_TCP is not set
# CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_DH is not set
# CONFIG_ATA is not set
# CONFIG_MD is not set
CONFIG_NETDEVICES=y
-# CONFIG_NETDEVICES_MULTIQUEUE is not set
# CONFIG_DUMMY is not set
# CONFIG_BONDING is not set
# CONFIG_MACVLAN is not set
@@ -546,7 +556,9 @@ CONFIG_NET_ETHERNET=y
CONFIG_MII=y
# CONFIG_AX88796 is not set
# CONFIG_STNIC is not set
+CONFIG_SH_ETH=y
# CONFIG_SMC91X is not set
+# CONFIG_SMC911X is not set
# CONFIG_IBM_NEW_EMAC_ZMII is not set
# CONFIG_IBM_NEW_EMAC_RGMII is not set
# CONFIG_IBM_NEW_EMAC_TAH is not set
@@ -613,7 +625,11 @@ CONFIG_INPUT=y
#
# Character devices
#
-# CONFIG_VT is not set
+CONFIG_VT=y
+CONFIG_CONSOLE_TRANSLATIONS=y
+CONFIG_VT_CONSOLE=y
+CONFIG_HW_CONSOLE=y
+# CONFIG_VT_HW_CONSOLE_BINDING is not set
CONFIG_DEVKMEM=y
# CONFIG_SERIAL_NONSTANDARD is not set
@@ -644,6 +660,7 @@ CONFIG_HW_RANDOM=y
# CONFIG_POWER_SUPPLY is not set
# CONFIG_HWMON is not set
# CONFIG_THERMAL is not set
+# CONFIG_THERMAL_HWMON is not set
# CONFIG_WATCHDOG is not set
#
@@ -655,6 +672,7 @@ CONFIG_SSB_POSSIBLE=y
#
# Multifunction device drivers
#
+# CONFIG_MFD_CORE is not set
# CONFIG_MFD_SM501 is not set
# CONFIG_HTC_PASIC3 is not set
@@ -679,7 +697,34 @@ CONFIG_SSB_POSSIBLE=y
#
# CONFIG_VGASTATE is not set
# CONFIG_VIDEO_OUTPUT_CONTROL is not set
-# CONFIG_FB is not set
+CONFIG_FB=y
+# CONFIG_FIRMWARE_EDID is not set
+# CONFIG_FB_DDC is not set
+CONFIG_FB_CFB_FILLRECT=y
+CONFIG_FB_CFB_COPYAREA=y
+CONFIG_FB_CFB_IMAGEBLIT=y
+# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set
+# CONFIG_FB_SYS_FILLRECT is not set
+# CONFIG_FB_SYS_COPYAREA is not set
+# CONFIG_FB_SYS_IMAGEBLIT is not set
+CONFIG_FB_FOREIGN_ENDIAN=y
+CONFIG_FB_BOTH_ENDIAN=y
+# CONFIG_FB_BIG_ENDIAN is not set
+# CONFIG_FB_LITTLE_ENDIAN is not set
+# CONFIG_FB_SYS_FOPS is not set
+# CONFIG_FB_SVGALIB is not set
+# CONFIG_FB_MACMODES is not set
+# CONFIG_FB_BACKLIGHT is not set
+# CONFIG_FB_MODE_HELPERS is not set
+# CONFIG_FB_TILEBLITTING is not set
+
+#
+# Frame buffer hardware drivers
+#
+# CONFIG_FB_S1D13XXX is not set
+# CONFIG_FB_SH_MOBILE_LCDC is not set
+CONFIG_FB_SH7760=y
+# CONFIG_FB_VIRTUAL is not set
# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
#
@@ -688,8 +733,22 @@ CONFIG_SSB_POSSIBLE=y
# CONFIG_DISPLAY_SUPPORT is not set
#
-# Sound
-#
+# Console display driver support
+#
+CONFIG_DUMMY_CONSOLE=y
+CONFIG_FRAMEBUFFER_CONSOLE=y
+# CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY is not set
+# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set
+# CONFIG_FONTS is not set
+CONFIG_FONT_8x8=y
+CONFIG_FONT_8x16=y
+CONFIG_LOGO=y
+CONFIG_LOGO_LINUX_MONO=y
+CONFIG_LOGO_LINUX_VGA16=y
+CONFIG_LOGO_LINUX_CLUT224=y
+CONFIG_LOGO_SUPERH_MONO=y
+CONFIG_LOGO_SUPERH_VGA16=y
+CONFIG_LOGO_SUPERH_CLUT224=y
# CONFIG_SOUND is not set
# CONFIG_HID_SUPPORT is not set
CONFIG_USB_SUPPORT=y
@@ -788,11 +847,27 @@ CONFIG_USB_MON=y
# CONFIG_USB_IOWARRIOR is not set
# CONFIG_USB_ISIGHTFW is not set
# CONFIG_USB_GADGET is not set
-# CONFIG_MMC is not set
+CONFIG_MMC=y
+# CONFIG_MMC_DEBUG is not set
+# CONFIG_MMC_UNSAFE_RESUME is not set
+
+#
+# MMC/SD Card Drivers
+#
+CONFIG_MMC_BLOCK=y
+CONFIG_MMC_BLOCK_BOUNCE=y
+# CONFIG_SDIO_UART is not set
+# CONFIG_MMC_TEST is not set
+
+#
+# MMC/SD Host Controller Drivers
+#
+# CONFIG_MMC_SDHCI is not set
# CONFIG_MEMSTICK is not set
# CONFIG_NEW_LEDS is not set
# CONFIG_ACCESSIBILITY is not set
# CONFIG_RTC_CLASS is not set
+# CONFIG_DMADEVICES is not set
# CONFIG_UIO is not set
#
@@ -865,6 +940,7 @@ CONFIG_TMPFS_POSIX_ACL=y
# CONFIG_CRAMFS is not set
# CONFIG_VXFS_FS is not set
# CONFIG_MINIX_FS is not set
+# CONFIG_OMFS_FS is not set
# CONFIG_HPFS_FS is not set
# CONFIG_QNX4FS_FS is not set
# CONFIG_ROMFS_FS is not set
@@ -874,12 +950,11 @@ CONFIG_NETWORK_FILESYSTEMS=y
CONFIG_NFS_FS=y
# CONFIG_NFS_V3 is not set
# CONFIG_NFS_V4 is not set
-# CONFIG_NFSD is not set
CONFIG_ROOT_NFS=y
+# CONFIG_NFSD is not set
CONFIG_LOCKD=y
CONFIG_NFS_COMMON=y
CONFIG_SUNRPC=y
-# CONFIG_SUNRPC_BIND34 is not set
# CONFIG_RPCSEC_GSS_KRB5 is not set
# CONFIG_RPCSEC_GSS_SPKM3 is not set
# CONFIG_SMB_FS is not set
@@ -949,6 +1024,7 @@ CONFIG_FRAME_WARN=1024
# CONFIG_HEADERS_CHECK is not set
# CONFIG_DEBUG_KERNEL is not set
# CONFIG_DEBUG_BUGVERBOSE is not set
+# CONFIG_DEBUG_MEMORY_INIT is not set
# CONFIG_SAMPLES is not set
# CONFIG_SH_STANDARD_BIOS is not set
# CONFIG_EARLY_SCIF_CONSOLE is not set
@@ -1003,6 +1079,10 @@ CONFIG_CRYPTO=y
# CONFIG_CRYPTO_MD4 is not set
# CONFIG_CRYPTO_MD5 is not set
# CONFIG_CRYPTO_MICHAEL_MIC is not set
+# CONFIG_CRYPTO_RMD128 is not set
+# CONFIG_CRYPTO_RMD160 is not set
+# CONFIG_CRYPTO_RMD256 is not set
+# CONFIG_CRYPTO_RMD320 is not set
# CONFIG_CRYPTO_SHA1 is not set
# CONFIG_CRYPTO_SHA256 is not set
# CONFIG_CRYPTO_SHA512 is not set
@@ -1042,6 +1122,7 @@ CONFIG_BITREVERSE=y
# CONFIG_GENERIC_FIND_FIRST_BIT is not set
# CONFIG_CRC_CCITT is not set
# CONFIG_CRC16 is not set
+CONFIG_CRC_T10DIF=y
# CONFIG_CRC_ITU_T is not set
CONFIG_CRC32=y
# CONFIG_CRC7 is not set
diff --git a/arch/sh/include/asm/flat.h b/arch/sh/include/asm/flat.h
index 0cc800299e0..d3b2b4f109e 100644
--- a/arch/sh/include/asm/flat.h
+++ b/arch/sh/include/asm/flat.h
@@ -21,4 +21,11 @@
#define flat_get_relocate_addr(rel) (rel)
#define flat_set_persistent(relval, p) ({ (void)p; 0; })
+#define FLAT_PLAT_INIT(_r) \
+ do { _r->regs[0]=0; _r->regs[1]=0; _r->regs[2]=0; _r->regs[3]=0; \
+ _r->regs[4]=0; _r->regs[5]=0; _r->regs[6]=0; _r->regs[7]=0; \
+ _r->regs[8]=0; _r->regs[9]=0; _r->regs[10]=0; _r->regs[11]=0; \
+ _r->regs[12]=0; _r->regs[13]=0; _r->regs[14]=0; \
+ _r->sr = SR_FD; } while (0)
+
#endif /* __ASM_SH_FLAT_H */
diff --git a/arch/sh/include/asm/migor.h b/arch/sh/include/asm/migor.h
index 10016e0f4a4..c12b632c540 100644
--- a/arch/sh/include/asm/migor.h
+++ b/arch/sh/include/asm/migor.h
@@ -42,9 +42,6 @@
#define PORT_MSELCRB 0xa4050182
-#define MSTPCR1 0xa4150034
-#define MSTPCR2 0xa4150038
-
#define PORT_PSELA 0xa405014e
#define PORT_PSELB 0xa4050150
#define PORT_PSELC 0xa4050152
diff --git a/arch/sh/include/asm/sh_mobile_lcdc.h b/arch/sh/include/asm/sh_mobile_lcdc.h
index 27677727df4..130102f663f 100644
--- a/arch/sh/include/asm/sh_mobile_lcdc.h
+++ b/arch/sh/include/asm/sh_mobile_lcdc.h
@@ -47,12 +47,18 @@ struct sh_mobile_lcdc_board_cfg {
void (*display_off)(void *board_data);
};
+struct sh_mobile_lcdc_lcd_size_cfg { /* width and height of panel in mm */
+ unsigned long width;
+ unsigned long height;
+};
+
struct sh_mobile_lcdc_chan_cfg {
int chan;
int bpp;
int interface_type; /* selects RGBn or SYSn I/F, see above */
int clock_divider;
struct fb_videomode lcd_cfg;
+ struct sh_mobile_lcdc_lcd_size_cfg lcd_size_cfg;
struct sh_mobile_lcdc_board_cfg board_cfg;
struct sh_mobile_lcdc_sys_bus_cfg sys_bus_cfg; /* only for SYSn I/F */
};
diff --git a/arch/sh/include/cpu-sh3/cpu/cacheflush.h b/arch/sh/include/cpu-sh3/cpu/cacheflush.h
index abc90988080..1ac27aae670 100644
--- a/arch/sh/include/cpu-sh3/cpu/cacheflush.h
+++ b/arch/sh/include/cpu-sh3/cpu/cacheflush.h
@@ -29,6 +29,16 @@ void flush_cache_page(struct vm_area_struct *vma, unsigned long addr, unsigned l
void flush_dcache_page(struct page *pg);
void flush_icache_range(unsigned long start, unsigned long end);
void flush_icache_page(struct vm_area_struct *vma, struct page *page);
+
+#define flush_dcache_mmap_lock(mapping) do { } while (0)
+#define flush_dcache_mmap_unlock(mapping) do { } while (0)
+
+/* SH3 has unified cache so no special action needed here */
+#define flush_cache_sigtramp(vaddr) do { } while (0)
+#define flush_icache_user_range(vma,pg,adr,len) do { } while (0)
+
+#define p3_cache_init() do { } while (0)
+
#else
#include <cpu-common/cpu/cacheflush.h>
#endif
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
index cd6baffdc89..a7412cede53 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
@@ -45,7 +45,7 @@ static struct platform_device vpu_device = {
};
static struct uio_info veu0_platform_data = {
- .name = "VEU",
+ .name = "VEU2H",
.version = "0",
.irq = 54,
};
@@ -73,7 +73,7 @@ static struct platform_device veu0_device = {
};
static struct uio_info veu1_platform_data = {
- .name = "VEU",
+ .name = "VEU2H",
.version = "0",
.irq = 27,
};
diff --git a/arch/sh/kernel/sh_ksyms_32.c b/arch/sh/kernel/sh_ksyms_32.c
index 8f916536719..6e1b1c27165 100644
--- a/arch/sh/kernel/sh_ksyms_32.c
+++ b/arch/sh/kernel/sh_ksyms_32.c
@@ -107,10 +107,12 @@ DECLARE_EXPORT(__movmemSI12_i4);
* GCC >= 4.2 emits these for division, as do GCC 4.1.x versions of the ST
* compiler which include backported patches.
*/
-DECLARE_EXPORT(__sdivsi3_i4i);
DECLARE_EXPORT(__udiv_qrnnd_16);
+#if !defined(CONFIG_CPU_SH2)
+DECLARE_EXPORT(__sdivsi3_i4i);
DECLARE_EXPORT(__udivsi3_i4i);
#endif
+#endif
#else /* GCC 3.x */
DECLARE_EXPORT(__movstr_i4_even);
DECLARE_EXPORT(__movstr_i4_odd);
diff --git a/arch/sh/mm/Kconfig b/arch/sh/mm/Kconfig
index 9c131cac91a..8a03926ea84 100644
--- a/arch/sh/mm/Kconfig
+++ b/arch/sh/mm/Kconfig
@@ -181,10 +181,12 @@ config ENTRY_OFFSET
choice
prompt "HugeTLB page size"
depends on HUGETLB_PAGE && (CPU_SH4 || CPU_SH5) && MMU
+ default HUGETLB_PAGE_SIZE_1MB if PAGE_SIZE_64KB
default HUGETLB_PAGE_SIZE_64K
config HUGETLB_PAGE_SIZE_64K
bool "64kB"
+ depends on !PAGE_SIZE_64KB
config HUGETLB_PAGE_SIZE_256K
bool "256kB"
diff --git a/arch/sh/mm/consistent.c b/arch/sh/mm/consistent.c
index b2ce014401b..895bb3f335c 100644
--- a/arch/sh/mm/consistent.c
+++ b/arch/sh/mm/consistent.c
@@ -95,6 +95,29 @@ void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
}
EXPORT_SYMBOL(dma_cache_sync);
+static int __init memchunk_setup(char *str)
+{
+ return 1; /* accept anything that begins with "memchunk." */
+}
+__setup("memchunk.", memchunk_setup);
+
+static void memchunk_cmdline_override(char *name, unsigned long *sizep)
+{
+ char *p = boot_command_line;
+ int k = strlen(name);
+
+ while ((p = strstr(p, "memchunk."))) {
+ p += 9; /* strlen("memchunk.") */
+ if (!strncmp(name, p, k) && p[k] == '=') {
+ p += k + 1;
+ *sizep = memparse(p, NULL);
+ pr_info("%s: forcing memory chunk size to 0x%08lx\n",
+ name, *sizep);
+ break;
+ }
+ }
+}
+
int platform_resource_setup_memory(struct platform_device *pdev,
char *name, unsigned long memsize)
{
@@ -109,6 +132,10 @@ int platform_resource_setup_memory(struct platform_device *pdev,
return -EINVAL;
}
+ memchunk_cmdline_override(name, &memsize);
+ if (!memsize)
+ return 0;
+
buf = dma_alloc_coherent(NULL, memsize, &dma_handle, GFP_KERNEL);
if (!buf) {
pr_warning("%s: unable to allocate memory\n", name);
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 68d91c8233f..ed92864d132 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -577,35 +577,29 @@ config SWIOTLB
config IOMMU_HELPER
def_bool (CALGARY_IOMMU || GART_IOMMU || SWIOTLB || AMD_IOMMU)
+
config MAXSMP
bool "Configure Maximum number of SMP Processors and NUMA Nodes"
- depends on X86_64 && SMP
+ depends on X86_64 && SMP && BROKEN
default n
help
Configure maximum number of CPUS and NUMA Nodes for this architecture.
If unsure, say N.
-if MAXSMP
-config NR_CPUS
- int
- default "4096"
-endif
-
-if !MAXSMP
config NR_CPUS
- int "Maximum number of CPUs (2-4096)"
- range 2 4096
+ int "Maximum number of CPUs (2-512)" if !MAXSMP
+ range 2 512
depends on SMP
+ default "4096" if MAXSMP
default "32" if X86_NUMAQ || X86_SUMMIT || X86_BIGSMP || X86_ES7000
default "8"
help
This allows you to specify the maximum number of CPUs which this
- kernel will support. The maximum supported value is 4096 and the
+ kernel will support. The maximum supported value is 512 and the
minimum value which makes sense is 2.
This is purely to save memory - each supported CPU adds
approximately eight kilobytes to the kernel image.
-endif
config SCHED_SMT
bool "SMT (Hyperthreading) scheduler support"
@@ -996,17 +990,10 @@ config NUMA_EMU
into virtual nodes when booted with "numa=fake=N", where N is the
number of nodes. This is only useful for debugging.
-if MAXSMP
-
config NODES_SHIFT
- int
- default "9"
-endif
-
-if !MAXSMP
-config NODES_SHIFT
- int "Maximum NUMA Nodes (as a power of 2)"
+ int "Maximum NUMA Nodes (as a power of 2)" if !MAXSMP
range 1 9 if X86_64
+ default "9" if MAXSMP
default "6" if X86_64
default "4" if X86_NUMAQ
default "3"
@@ -1014,7 +1001,6 @@ config NODES_SHIFT
help
Specify the maximum number of NUMA Nodes available on the target
system. Increases memory reserved to accomodate various tables.
-endif
config HAVE_ARCH_BOOTMEM_NODE
def_bool y
diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c
index de39e1f2ede..69b4d060b21 100644
--- a/arch/x86/kernel/amd_iommu.c
+++ b/arch/x86/kernel/amd_iommu.c
@@ -65,7 +65,7 @@ static int __iommu_queue_command(struct amd_iommu *iommu, struct iommu_cmd *cmd)
u8 *target;
tail = readl(iommu->mmio_base + MMIO_CMD_TAIL_OFFSET);
- target = (iommu->cmd_buf + tail);
+ target = iommu->cmd_buf + tail;
memcpy_toio(target, cmd, sizeof(*cmd));
tail = (tail + sizeof(*cmd)) % iommu->cmd_buf_size;
head = readl(iommu->mmio_base + MMIO_CMD_HEAD_OFFSET);
diff --git a/arch/x86/kernel/cpu/addon_cpuid_features.c b/arch/x86/kernel/cpu/addon_cpuid_features.c
index 84a8220a607..a6ef672adbb 100644
--- a/arch/x86/kernel/cpu/addon_cpuid_features.c
+++ b/arch/x86/kernel/cpu/addon_cpuid_features.c
@@ -56,9 +56,22 @@ void __cpuinit validate_pat_support(struct cpuinfo_x86 *c)
switch (c->x86_vendor) {
case X86_VENDOR_INTEL:
- if (c->x86 == 0xF || (c->x86 == 6 && c->x86_model >= 15))
+ /*
+ * There is a known erratum on Pentium III and Core Solo
+ * and Core Duo CPUs.
+ * " Page with PAT set to WC while associated MTRR is UC
+ * may consolidate to UC "
+ * Because of this erratum, it is better to stick with
+ * setting WC in MTRR rather than using PAT on these CPUs.
+ *
+ * Enable PAT WC only on P4, Core 2 or later CPUs.
+ */
+ if (c->x86 > 0x6 || (c->x86 == 6 && c->x86_model >= 15))
return;
- break;
+
+ pat_disable("PAT WC disabled due to known CPU erratum.");
+ return;
+
case X86_VENDOR_AMD:
case X86_VENDOR_CENTAUR:
case X86_VENDOR_TRANSMETA:
diff --git a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
index 4e7271999a7..84bb395038d 100644
--- a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
+++ b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
@@ -737,63 +737,44 @@ static int find_psb_table(struct powernow_k8_data *data)
#ifdef CONFIG_X86_POWERNOW_K8_ACPI
static void powernow_k8_acpi_pst_values(struct powernow_k8_data *data, unsigned int index)
{
- if (!data->acpi_data->state_count || (cpu_family == CPU_HW_PSTATE))
+ if (!data->acpi_data.state_count || (cpu_family == CPU_HW_PSTATE))
return;
- data->irt = (data->acpi_data->states[index].control >> IRT_SHIFT) & IRT_MASK;
- data->rvo = (data->acpi_data->states[index].control >> RVO_SHIFT) & RVO_MASK;
- data->exttype = (data->acpi_data->states[index].control >> EXT_TYPE_SHIFT) & EXT_TYPE_MASK;
- data->plllock = (data->acpi_data->states[index].control >> PLL_L_SHIFT) & PLL_L_MASK;
- data->vidmvs = 1 << ((data->acpi_data->states[index].control >> MVS_SHIFT) & MVS_MASK);
- data->vstable = (data->acpi_data->states[index].control >> VST_SHIFT) & VST_MASK;
-}
-
-
-static struct acpi_processor_performance *acpi_perf_data;
-static int preregister_valid;
-
-static int powernow_k8_cpu_preinit_acpi(void)
-{
- acpi_perf_data = alloc_percpu(struct acpi_processor_performance);
- if (!acpi_perf_data)
- return -ENODEV;
-
- if (acpi_processor_preregister_performance(acpi_perf_data))
- return -ENODEV;
- else
- preregister_valid = 1;
- return 0;
+ data->irt = (data->acpi_data.states[index].control >> IRT_SHIFT) & IRT_MASK;
+ data->rvo = (data->acpi_data.states[index].control >> RVO_SHIFT) & RVO_MASK;
+ data->exttype = (data->acpi_data.states[index].control >> EXT_TYPE_SHIFT) & EXT_TYPE_MASK;
+ data->plllock = (data->acpi_data.states[index].control >> PLL_L_SHIFT) & PLL_L_MASK;
+ data->vidmvs = 1 << ((data->acpi_data.states[index].control >> MVS_SHIFT) & MVS_MASK);
+ data->vstable = (data->acpi_data.states[index].control >> VST_SHIFT) & VST_MASK;
}
static int powernow_k8_cpu_init_acpi(struct powernow_k8_data *data)
{
struct cpufreq_frequency_table *powernow_table;
int ret_val;
- int cpu = 0;
- data->acpi_data = percpu_ptr(acpi_perf_data, cpu);
- if (acpi_processor_register_performance(data->acpi_data, data->cpu)) {
+ if (acpi_processor_register_performance(&data->acpi_data, data->cpu)) {
dprintk("register performance failed: bad ACPI data\n");
return -EIO;
}
/* verify the data contained in the ACPI structures */
- if (data->acpi_data->state_count <= 1) {
+ if (data->acpi_data.state_count <= 1) {
dprintk("No ACPI P-States\n");
goto err_out;
}
- if ((data->acpi_data->control_register.space_id != ACPI_ADR_SPACE_FIXED_HARDWARE) ||
- (data->acpi_data->status_register.space_id != ACPI_ADR_SPACE_FIXED_HARDWARE)) {
+ if ((data->acpi_data.control_register.space_id != ACPI_ADR_SPACE_FIXED_HARDWARE) ||
+ (data->acpi_data.status_register.space_id != ACPI_ADR_SPACE_FIXED_HARDWARE)) {
dprintk("Invalid control/status registers (%x - %x)\n",
- data->acpi_data->control_register.space_id,
- data->acpi_data->status_register.space_id);
+ data->acpi_data.control_register.space_id,
+ data->acpi_data.status_register.space_id);
goto err_out;
}
/* fill in data->powernow_table */
powernow_table = kmalloc((sizeof(struct cpufreq_frequency_table)
- * (data->acpi_data->state_count + 1)), GFP_KERNEL);
+ * (data->acpi_data.state_count + 1)), GFP_KERNEL);
if (!powernow_table) {
dprintk("powernow_table memory alloc failure\n");
goto err_out;
@@ -806,12 +787,12 @@ static int powernow_k8_cpu_init_acpi(struct powernow_k8_data *data)
if (ret_val)
goto err_out_mem;
- powernow_table[data->acpi_data->state_count].frequency = CPUFREQ_TABLE_END;
- powernow_table[data->acpi_data->state_count].index = 0;
+ powernow_table[data->acpi_data.state_count].frequency = CPUFREQ_TABLE_END;
+ powernow_table[data->acpi_data.state_count].index = 0;
data->powernow_table = powernow_table;
/* fill in data */
- data->numps = data->acpi_data->state_count;
+ data->numps = data->acpi_data.state_count;
if (first_cpu(per_cpu(cpu_core_map, data->cpu)) == data->cpu)
print_basics(data);
powernow_k8_acpi_pst_values(data, 0);
@@ -819,31 +800,16 @@ static int powernow_k8_cpu_init_acpi(struct powernow_k8_data *data)
/* notify BIOS that we exist */
acpi_processor_notify_smm(THIS_MODULE);
- /* determine affinity, from ACPI if available */
- if (preregister_valid) {
- if ((data->acpi_data->shared_type == CPUFREQ_SHARED_TYPE_ALL) ||
- (data->acpi_data->shared_type == CPUFREQ_SHARED_TYPE_ANY))
- data->starting_core_affinity = data->acpi_data->shared_cpu_map;
- else
- data->starting_core_affinity = cpumask_of_cpu(data->cpu);
- } else {
- /* best guess from family if not */
- if (cpu_family == CPU_HW_PSTATE)
- data->starting_core_affinity = cpumask_of_cpu(data->cpu);
- else
- data->starting_core_affinity = per_cpu(cpu_core_map, data->cpu);
- }
-
return 0;
err_out_mem:
kfree(powernow_table);
err_out:
- acpi_processor_unregister_performance(data->acpi_data, data->cpu);
+ acpi_processor_unregister_performance(&data->acpi_data, data->cpu);
/* data->acpi_data.state_count informs us at ->exit() whether ACPI was used */
- data->acpi_data->state_count = 0;
+ data->acpi_data.state_count = 0;
return -ENODEV;
}
@@ -855,10 +821,10 @@ static int fill_powernow_table_pstate(struct powernow_k8_data *data, struct cpuf
rdmsr(MSR_PSTATE_CUR_LIMIT, hi, lo);
data->max_hw_pstate = (hi & HW_PSTATE_MAX_MASK) >> HW_PSTATE_MAX_SHIFT;
- for (i = 0; i < data->acpi_data->state_count; i++) {
+ for (i = 0; i < data->acpi_data.state_count; i++) {
u32 index;
- index = data->acpi_data->states[i].control & HW_PSTATE_MASK;
+ index = data->acpi_data.states[i].control & HW_PSTATE_MASK;
if (index > data->max_hw_pstate) {
printk(KERN_ERR PFX "invalid pstate %d - bad value %d.\n", i, index);
printk(KERN_ERR PFX "Please report to BIOS manufacturer\n");
@@ -874,7 +840,7 @@ static int fill_powernow_table_pstate(struct powernow_k8_data *data, struct cpuf
powernow_table[i].index = index;
- powernow_table[i].frequency = data->acpi_data->states[i].core_frequency * 1000;
+ powernow_table[i].frequency = data->acpi_data.states[i].core_frequency * 1000;
}
return 0;
}
@@ -883,16 +849,16 @@ static int fill_powernow_table_fidvid(struct powernow_k8_data *data, struct cpuf
{
int i;
int cntlofreq = 0;
- for (i = 0; i < data->acpi_data->state_count; i++) {
+ for (i = 0; i < data->acpi_data.state_count; i++) {
u32 fid;
u32 vid;
if (data->exttype) {
- fid = data->acpi_data->states[i].status & EXT_FID_MASK;
- vid = (data->acpi_data->states[i].status >> VID_SHIFT) & EXT_VID_MASK;
+ fid = data->acpi_data.states[i].status & EXT_FID_MASK;
+ vid = (data->acpi_data.states[i].status >> VID_SHIFT) & EXT_VID_MASK;
} else {
- fid = data->acpi_data->states[i].control & FID_MASK;
- vid = (data->acpi_data->states[i].control >> VID_SHIFT) & VID_MASK;
+ fid = data->acpi_data.states[i].control & FID_MASK;
+ vid = (data->acpi_data.states[i].control >> VID_SHIFT) & VID_MASK;
}
dprintk(" %d : fid 0x%x, vid 0x%x\n", i, fid, vid);
@@ -933,10 +899,10 @@ static int fill_powernow_table_fidvid(struct powernow_k8_data *data, struct cpuf
cntlofreq = i;
}
- if (powernow_table[i].frequency != (data->acpi_data->states[i].core_frequency * 1000)) {
+ if (powernow_table[i].frequency != (data->acpi_data.states[i].core_frequency * 1000)) {
printk(KERN_INFO PFX "invalid freq entries %u kHz vs. %u kHz\n",
powernow_table[i].frequency,
- (unsigned int) (data->acpi_data->states[i].core_frequency * 1000));
+ (unsigned int) (data->acpi_data.states[i].core_frequency * 1000));
powernow_table[i].frequency = CPUFREQ_ENTRY_INVALID;
continue;
}
@@ -946,12 +912,11 @@ static int fill_powernow_table_fidvid(struct powernow_k8_data *data, struct cpuf
static void powernow_k8_cpu_exit_acpi(struct powernow_k8_data *data)
{
- if (data->acpi_data->state_count)
- acpi_processor_unregister_performance(data->acpi_data, data->cpu);
+ if (data->acpi_data.state_count)
+ acpi_processor_unregister_performance(&data->acpi_data, data->cpu);
}
#else
-static int powernow_k8_cpu_preinit_acpi(void) { return -ENODEV; }
static int powernow_k8_cpu_init_acpi(struct powernow_k8_data *data) { return -ENODEV; }
static void powernow_k8_cpu_exit_acpi(struct powernow_k8_data *data) { return; }
static void powernow_k8_acpi_pst_values(struct powernow_k8_data *data, unsigned int index) { return; }
@@ -1136,7 +1101,7 @@ static int powernowk8_verify(struct cpufreq_policy *pol)
static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol)
{
struct powernow_k8_data *data;
- cpumask_t oldmask = CPU_MASK_ALL;
+ cpumask_t oldmask;
int rc;
if (!cpu_online(pol->cpu))
@@ -1209,7 +1174,10 @@ static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol)
/* run on any CPU again */
set_cpus_allowed_ptr(current, &oldmask);
- pol->cpus = data->starting_core_affinity;
+ if (cpu_family == CPU_HW_PSTATE)
+ pol->cpus = cpumask_of_cpu(pol->cpu);
+ else
+ pol->cpus = per_cpu(cpu_core_map, pol->cpu);
data->available_cores = &(pol->cpus);
/* Take a crude guess here.
@@ -1332,7 +1300,6 @@ static int __cpuinit powernowk8_init(void)
}
if (supported_cpus == num_online_cpus()) {
- powernow_k8_cpu_preinit_acpi();
printk(KERN_INFO PFX "Found %d %s "
"processors (%d cpu cores) (" VERSION ")\n",
num_online_nodes(),
@@ -1349,10 +1316,6 @@ static void __exit powernowk8_exit(void)
dprintk("exit\n");
cpufreq_unregister_driver(&cpufreq_amd64_driver);
-
-#ifdef CONFIG_X86_POWERNOW_K8_ACPI
- free_percpu(acpi_perf_data);
-#endif
}
MODULE_AUTHOR("Paul Devriendt <paul.devriendt@amd.com> and Mark Langsdorf <mark.langsdorf@amd.com>");
diff --git a/arch/x86/kernel/cpu/cpufreq/powernow-k8.h b/arch/x86/kernel/cpu/cpufreq/powernow-k8.h
index a62612cd4be..ab48cfed4d9 100644
--- a/arch/x86/kernel/cpu/cpufreq/powernow-k8.h
+++ b/arch/x86/kernel/cpu/cpufreq/powernow-k8.h
@@ -33,13 +33,12 @@ struct powernow_k8_data {
#ifdef CONFIG_X86_POWERNOW_K8_ACPI
/* the acpi table needs to be kept. it's only available if ACPI was
* used to determine valid frequency/vid/fid states */
- struct acpi_processor_performance *acpi_data;
+ struct acpi_processor_performance acpi_data;
#endif
/* we need to keep track of associated cores, but let cpufreq
* handle hotplug events - so just point at cpufreq pol->cpus
* structure */
cpumask_t *available_cores;
- cpumask_t starting_core_affinity;
};
diff --git a/arch/x86/kernel/cpu/cyrix.c b/arch/x86/kernel/cpu/cyrix.c
index 3fd7a67bb06..e710a21bb6e 100644
--- a/arch/x86/kernel/cpu/cyrix.c
+++ b/arch/x86/kernel/cpu/cyrix.c
@@ -134,23 +134,6 @@ static void __cpuinit set_cx86_memwb(void)
setCx86(CX86_CCR2, getCx86(CX86_CCR2) | 0x14);
}
-static void __cpuinit set_cx86_inc(void)
-{
- unsigned char ccr3;
-
- printk(KERN_INFO "Enable Incrementor on Cyrix/NSC processor.\n");
-
- ccr3 = getCx86(CX86_CCR3);
- setCx86(CX86_CCR3, (ccr3 & 0x0f) | 0x10); /* enable MAPEN */
- /* PCR1 -- Performance Control */
- /* Incrementor on, whatever that is */
- setCx86(CX86_PCR1, getCx86(CX86_PCR1) | 0x02);
- /* PCR0 -- Performance Control */
- /* Incrementor Margin 10 */
- setCx86(CX86_PCR0, getCx86(CX86_PCR0) | 0x04);
- setCx86(CX86_CCR3, ccr3); /* disable MAPEN */
-}
-
/*
* Configure later MediaGX and/or Geode processor.
*/
@@ -174,7 +157,6 @@ static void __cpuinit geode_configure(void)
set_cx86_memwb();
set_cx86_reorder();
- set_cx86_inc();
local_irq_restore(flags);
}
diff --git a/arch/x86/kernel/cpu/mcheck/mce_64.c b/arch/x86/kernel/cpu/mcheck/mce_64.c
index 65a339678ec..726a5fcdf34 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_64.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_64.c
@@ -759,6 +759,7 @@ static struct sysdev_class mce_sysclass = {
};
DEFINE_PER_CPU(struct sys_device, device_mce);
+void (*threshold_cpu_callback)(unsigned long action, unsigned int cpu) __cpuinitdata;
/* Why are there no generic functions for this? */
#define ACCESSOR(name, var, start) \
@@ -883,9 +884,13 @@ static int __cpuinit mce_cpu_callback(struct notifier_block *nfb,
case CPU_ONLINE:
case CPU_ONLINE_FROZEN:
mce_create_device(cpu);
+ if (threshold_cpu_callback)
+ threshold_cpu_callback(action, cpu);
break;
case CPU_DEAD:
case CPU_DEAD_FROZEN:
+ if (threshold_cpu_callback)
+ threshold_cpu_callback(action, cpu);
mce_remove_device(cpu);
break;
}
diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd_64.c b/arch/x86/kernel/cpu/mcheck/mce_amd_64.c
index 88736cadbaa..5eb390a4b2e 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_amd_64.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_amd_64.c
@@ -628,6 +628,7 @@ static void threshold_remove_bank(unsigned int cpu, int bank)
deallocate_threshold_block(cpu, bank);
free_out:
+ kobject_del(b->kobj);
kobject_put(b->kobj);
kfree(b);
per_cpu(threshold_banks, cpu)[bank] = NULL;
@@ -645,14 +646,11 @@ static void threshold_remove_device(unsigned int cpu)
}
/* get notified when a cpu comes on/off */
-static int __cpuinit threshold_cpu_callback(struct notifier_block *nfb,
- unsigned long action, void *hcpu)
+static void __cpuinit amd_64_threshold_cpu_callback(unsigned long action,
+ unsigned int cpu)
{
- /* cpu was unsigned int to begin with */
- unsigned int cpu = (unsigned long)hcpu;
-
if (cpu >= NR_CPUS)
- goto out;
+ return;
switch (action) {
case CPU_ONLINE:
@@ -666,14 +664,8 @@ static int __cpuinit threshold_cpu_callback(struct notifier_block *nfb,
default:
break;
}
- out:
- return NOTIFY_OK;
}
-static struct notifier_block threshold_cpu_notifier __cpuinitdata = {
- .notifier_call = threshold_cpu_callback,
-};
-
static __init int threshold_init_device(void)
{
unsigned lcpu = 0;
@@ -684,7 +676,7 @@ static __init int threshold_init_device(void)
if (err)
return err;
}
- register_hotcpu_notifier(&threshold_cpu_notifier);
+ threshold_cpu_callback = amd_64_threshold_cpu_callback;
return 0;
}
diff --git a/arch/x86/kernel/cpu/mtrr/generic.c b/arch/x86/kernel/cpu/mtrr/generic.c
index 509bd3d9eac..cb7d3b6a80e 100644
--- a/arch/x86/kernel/cpu/mtrr/generic.c
+++ b/arch/x86/kernel/cpu/mtrr/generic.c
@@ -379,6 +379,7 @@ static void generic_get_mtrr(unsigned int reg, unsigned long *base,
unsigned long *size, mtrr_type *type)
{
unsigned int mask_lo, mask_hi, base_lo, base_hi;
+ unsigned int tmp, hi;
rdmsr(MTRRphysMask_MSR(reg), mask_lo, mask_hi);
if ((mask_lo & 0x800) == 0) {
@@ -392,8 +393,23 @@ static void generic_get_mtrr(unsigned int reg, unsigned long *base,
rdmsr(MTRRphysBase_MSR(reg), base_lo, base_hi);
/* Work out the shifted address mask. */
- mask_lo = size_or_mask | mask_hi << (32 - PAGE_SHIFT)
- | mask_lo >> PAGE_SHIFT;
+ tmp = mask_hi << (32 - PAGE_SHIFT) | mask_lo >> PAGE_SHIFT;
+ mask_lo = size_or_mask | tmp;
+ /* Expand tmp with high bits to all 1s*/
+ hi = fls(tmp);
+ if (hi > 0) {
+ tmp |= ~((1<<(hi - 1)) - 1);
+
+ if (tmp != mask_lo) {
+ static int once = 1;
+
+ if (once) {
+ printk(KERN_INFO "mtrr: your BIOS has set up an incorrect mask, fixing it up.\n");
+ once = 0;
+ }
+ mask_lo = tmp;
+ }
+ }
/* This works correctly if size is a power of two, i.e. a
contiguous range. */
diff --git a/arch/x86/kernel/cpu/mtrr/main.c b/arch/x86/kernel/cpu/mtrr/main.c
index 6f23969c8fa..b117d7f8a56 100644
--- a/arch/x86/kernel/cpu/mtrr/main.c
+++ b/arch/x86/kernel/cpu/mtrr/main.c
@@ -1496,11 +1496,8 @@ int __init mtrr_trim_uncached_memory(unsigned long end_pfn)
/* kvm/qemu doesn't have mtrr set right, don't trim them all */
if (!highest_pfn) {
- if (!kvm_para_available()) {
- printk(KERN_WARNING
+ WARN(!kvm_para_available(), KERN_WARNING
"WARNING: strange, CPU MTRRs all blank?\n");
- WARN_ON(1);
- }
return 0;
}
diff --git a/arch/x86/kernel/genx2apic_uv_x.c b/arch/x86/kernel/genx2apic_uv_x.c
index 2d7e307c777..bfa837cb16b 100644
--- a/arch/x86/kernel/genx2apic_uv_x.c
+++ b/arch/x86/kernel/genx2apic_uv_x.c
@@ -293,7 +293,9 @@ static __init void uv_rtc_init(void)
sn_rtc_cycles_per_second = ticks_per_sec;
}
-static __init void uv_system_init(void)
+static bool uv_system_inited;
+
+void __init uv_system_init(void)
{
union uvh_si_addr_map_config_u m_n_config;
union uvh_node_id_u node_id;
@@ -383,6 +385,7 @@ static __init void uv_system_init(void)
map_mmr_high(max_pnode);
map_config_high(max_pnode);
map_mmioh_high(max_pnode);
+ uv_system_inited = true;
}
/*
@@ -391,8 +394,7 @@ static __init void uv_system_init(void)
*/
void __cpuinit uv_cpu_init(void)
{
- if (!uv_node_to_blade)
- uv_system_init();
+ BUG_ON(!uv_system_inited);
uv_blade_info[uv_numa_blade_id()].nr_online_cpus++;
diff --git a/arch/x86/kernel/numaq_32.c b/arch/x86/kernel/numaq_32.c
index b8c45610b20..eecc8c18f01 100644
--- a/arch/x86/kernel/numaq_32.c
+++ b/arch/x86/kernel/numaq_32.c
@@ -73,7 +73,7 @@ static void __init smp_dump_qct(void)
}
-void __init numaq_tsc_disable(void)
+void __cpuinit numaq_tsc_disable(void)
{
if (!found_numaq)
return;
diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c
index 94da4d52d79..300da17e61c 100644
--- a/arch/x86/kernel/paravirt.c
+++ b/arch/x86/kernel/paravirt.c
@@ -471,7 +471,7 @@ struct pv_lock_ops pv_lock_ops = {
.spin_unlock = __ticket_spin_unlock,
#endif
};
-EXPORT_SYMBOL_GPL(pv_lock_ops);
+EXPORT_SYMBOL(pv_lock_ops);
EXPORT_SYMBOL_GPL(pv_time_ops);
EXPORT_SYMBOL (pv_cpu_ops);
diff --git a/arch/x86/kernel/pci-calgary_64.c b/arch/x86/kernel/pci-calgary_64.c
index 218d783ed7a..dcdac6c826e 100644
--- a/arch/x86/kernel/pci-calgary_64.c
+++ b/arch/x86/kernel/pci-calgary_64.c
@@ -343,9 +343,8 @@ static void iommu_free(struct iommu_table *tbl, dma_addr_t dma_addr,
/* were we called with bad_dma_address? */
badend = bad_dma_address + (EMERGENCY_PAGES * PAGE_SIZE);
if (unlikely((dma_addr >= bad_dma_address) && (dma_addr < badend))) {
- printk(KERN_ERR "Calgary: driver tried unmapping bad DMA "
+ WARN(1, KERN_ERR "Calgary: driver tried unmapping bad DMA "
"address 0x%Lx\n", dma_addr);
- WARN_ON(1);
return;
}
@@ -1269,13 +1268,15 @@ static inline int __init determine_tce_table_size(u64 ram)
static int __init build_detail_arrays(void)
{
unsigned long ptr;
- int i, scal_detail_size, rio_detail_size;
+ unsigned numnodes, i;
+ int scal_detail_size, rio_detail_size;
- if (rio_table_hdr->num_scal_dev > MAX_NUMNODES){
+ numnodes = rio_table_hdr->num_scal_dev;
+ if (numnodes > MAX_NUMNODES){
printk(KERN_WARNING
"Calgary: MAX_NUMNODES too low! Defined as %d, "
"but system has %d nodes.\n",
- MAX_NUMNODES, rio_table_hdr->num_scal_dev);
+ MAX_NUMNODES, numnodes);
return -ENODEV;
}
@@ -1296,8 +1297,7 @@ static int __init build_detail_arrays(void)
}
ptr = ((unsigned long)rio_table_hdr) + 3;
- for (i = 0; i < rio_table_hdr->num_scal_dev;
- i++, ptr += scal_detail_size)
+ for (i = 0; i < numnodes; i++, ptr += scal_detail_size)
scal_devs[i] = (struct scal_detail *)ptr;
for (i = 0; i < rio_table_hdr->num_rio_dev;
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index a4656adab53..362d4e7f2d3 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -604,14 +604,6 @@ void __init setup_arch(char **cmdline_p)
early_cpu_init();
early_ioremap_init();
-#if defined(CONFIG_VMI) && defined(CONFIG_X86_32)
- /*
- * Must be before kernel pagetables are setup
- * or fixmap area is touched.
- */
- vmi_init();
-#endif
-
ROOT_DEV = old_decode_dev(boot_params.hdr.root_dev);
screen_info = boot_params.screen_info;
edid_info = boot_params.edid_info;
@@ -678,6 +670,14 @@ void __init setup_arch(char **cmdline_p)
parse_early_param();
+#if defined(CONFIG_VMI) && defined(CONFIG_X86_32)
+ /*
+ * Must be before kernel pagetables are setup
+ * or fixmap area is touched.
+ */
+ vmi_init();
+#endif
+
/* after early param, so could get panic from serial */
reserve_early_setup_data();
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index e139e617f42..7985c5b3f91 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -1221,6 +1221,9 @@ void __init native_smp_prepare_cpus(unsigned int max_cpus)
printk(KERN_INFO "CPU%d: ", 0);
print_cpu_info(&cpu_data(0));
setup_boot_clock();
+
+ if (is_uv_system())
+ uv_system_init();
out:
preempt_enable();
}
diff --git a/arch/x86/kernel/tlb_uv.c b/arch/x86/kernel/tlb_uv.c
index d0fbb7712ab..8b8c0d6640f 100644
--- a/arch/x86/kernel/tlb_uv.c
+++ b/arch/x86/kernel/tlb_uv.c
@@ -17,6 +17,7 @@
#include <asm/genapic.h>
#include <asm/idle.h>
#include <asm/tsc.h>
+#include <asm/irq_vectors.h>
#include <mach_apic.h>
@@ -783,7 +784,7 @@ static int __init uv_bau_init(void)
uv_init_blade(blade, node, cur_cpu);
cur_cpu += uv_blade_nr_possible_cpus(blade);
}
- set_intr_gate(UV_BAU_MESSAGE, uv_bau_message_intr1);
+ alloc_intr_gate(UV_BAU_MESSAGE, uv_bau_message_intr1);
uv_enable_timeouts();
return 0;
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
index 46af7167673..8e786b0d665 100644
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -314,7 +314,7 @@ static int time_cpufreq_notifier(struct notifier_block *nb, unsigned long val,
mark_tsc_unstable("cpufreq changes");
}
- set_cyc2ns_scale(tsc_khz_ref, freq->cpu);
+ set_cyc2ns_scale(tsc_khz, freq->cpu);
return 0;
}
@@ -325,6 +325,10 @@ static struct notifier_block time_cpufreq_notifier_block = {
static int __init cpufreq_tsc(void)
{
+ if (!cpu_has_tsc)
+ return 0;
+ if (boot_cpu_has(X86_FEATURE_CONSTANT_TSC))
+ return 0;
cpufreq_register_notifier(&time_cpufreq_notifier_block,
CPUFREQ_TRANSITION_NOTIFIER);
return 0;
diff --git a/arch/x86/kernel/tsc_sync.c b/arch/x86/kernel/tsc_sync.c
index 0577825cf89..9ffb01c31c4 100644
--- a/arch/x86/kernel/tsc_sync.c
+++ b/arch/x86/kernel/tsc_sync.c
@@ -88,11 +88,9 @@ static __cpuinit void check_tsc_warp(void)
__raw_spin_unlock(&sync_lock);
}
}
- if (!(now-start)) {
- printk("Warning: zero tsc calibration delta: %Ld [max: %Ld]\n",
+ WARN(!(now-start),
+ "Warning: zero tsc calibration delta: %Ld [max: %Ld]\n",
now-start, end-start);
- WARN_ON(1);
- }
}
/*
diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h
index f72ac1fa35f..4a814bff21f 100644
--- a/arch/x86/kvm/paging_tmpl.h
+++ b/arch/x86/kvm/paging_tmpl.h
@@ -345,7 +345,7 @@ static u64 *FNAME(fetch)(struct kvm_vcpu *vcpu, gva_t addr,
shadow_addr = __pa(shadow_page->spt);
shadow_pte = shadow_addr | PT_PRESENT_MASK | PT_ACCESSED_MASK
| PT_WRITABLE_MASK | PT_USER_MASK;
- *shadow_ent = shadow_pte;
+ set_shadow_pte(shadow_ent, shadow_pte);
}
mmu_set_spte(vcpu, shadow_ent, access, walker->pte_access & access,
diff --git a/arch/x86/mach-rdc321x/platform.c b/arch/x86/mach-rdc321x/platform.c
index a037041817c..4f4e50c3ad3 100644
--- a/arch/x86/mach-rdc321x/platform.c
+++ b/arch/x86/mach-rdc321x/platform.c
@@ -25,7 +25,6 @@
#include <linux/list.h>
#include <linux/device.h>
#include <linux/platform_device.h>
-#include <linux/version.h>
#include <linux/leds.h>
#include <asm/gpio.h>
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index a87ea0e4b3d..d3746efb060 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -241,7 +241,7 @@ static unsigned long __initdata table_start;
static unsigned long __meminitdata table_end;
static unsigned long __meminitdata table_top;
-static __meminit void *alloc_low_page(unsigned long *phys)
+static __ref void *alloc_low_page(unsigned long *phys)
{
unsigned long pfn = table_end++;
void *adr;
@@ -262,7 +262,7 @@ static __meminit void *alloc_low_page(unsigned long *phys)
return adr;
}
-static __meminit void unmap_low_page(void *adr)
+static __ref void unmap_low_page(void *adr)
{
if (after_bootmem)
return;
@@ -336,9 +336,12 @@ phys_pmd_init(pmd_t *pmd_page, unsigned long address, unsigned long end,
}
if (pmd_val(*pmd)) {
- if (!pmd_large(*pmd))
+ if (!pmd_large(*pmd)) {
+ spin_lock(&init_mm.page_table_lock);
last_map_addr = phys_pte_update(pmd, address,
- end);
+ end);
+ spin_unlock(&init_mm.page_table_lock);
+ }
/* Count entries we're using from level2_ident_pgt */
if (start == 0)
pages++;
@@ -347,8 +350,10 @@ phys_pmd_init(pmd_t *pmd_page, unsigned long address, unsigned long end,
if (page_size_mask & (1<<PG_LEVEL_2M)) {
pages++;
+ spin_lock(&init_mm.page_table_lock);
set_pte((pte_t *)pmd,
pfn_pte(address >> PAGE_SHIFT, PAGE_KERNEL_LARGE));
+ spin_unlock(&init_mm.page_table_lock);
last_map_addr = (address & PMD_MASK) + PMD_SIZE;
continue;
}
@@ -357,7 +362,9 @@ phys_pmd_init(pmd_t *pmd_page, unsigned long address, unsigned long end,
last_map_addr = phys_pte_init(pte, address, end);
unmap_low_page(pte);
+ spin_lock(&init_mm.page_table_lock);
pmd_populate_kernel(&init_mm, pmd, __va(pte_phys));
+ spin_unlock(&init_mm.page_table_lock);
}
update_page_count(PG_LEVEL_2M, pages);
return last_map_addr;
@@ -370,9 +377,7 @@ phys_pmd_update(pud_t *pud, unsigned long address, unsigned long end,
pmd_t *pmd = pmd_offset(pud, 0);
unsigned long last_map_addr;
- spin_lock(&init_mm.page_table_lock);
last_map_addr = phys_pmd_init(pmd, address, end, page_size_mask);
- spin_unlock(&init_mm.page_table_lock);
__flush_tlb_all();
return last_map_addr;
}
@@ -408,20 +413,21 @@ phys_pud_init(pud_t *pud_page, unsigned long addr, unsigned long end,
if (page_size_mask & (1<<PG_LEVEL_1G)) {
pages++;
+ spin_lock(&init_mm.page_table_lock);
set_pte((pte_t *)pud,
pfn_pte(addr >> PAGE_SHIFT, PAGE_KERNEL_LARGE));
+ spin_unlock(&init_mm.page_table_lock);
last_map_addr = (addr & PUD_MASK) + PUD_SIZE;
continue;
}
pmd = alloc_low_page(&pmd_phys);
-
- spin_lock(&init_mm.page_table_lock);
last_map_addr = phys_pmd_init(pmd, addr, end, page_size_mask);
unmap_low_page(pmd);
+
+ spin_lock(&init_mm.page_table_lock);
pud_populate(&init_mm, pud, __va(pmd_phys));
spin_unlock(&init_mm.page_table_lock);
-
}
__flush_tlb_all();
update_page_count(PG_LEVEL_1G, pages);
@@ -513,16 +519,14 @@ static unsigned long __init kernel_physical_mapping_init(unsigned long start,
continue;
}
- if (after_bootmem)
- pud = pud_offset(pgd, start & PGDIR_MASK);
- else
- pud = alloc_low_page(&pud_phys);
-
+ pud = alloc_low_page(&pud_phys);
last_map_addr = phys_pud_init(pud, __pa(start), __pa(next),
page_size_mask);
unmap_low_page(pud);
- pgd_populate(&init_mm, pgd_offset_k(start),
- __va(pud_phys));
+
+ spin_lock(&init_mm.page_table_lock);
+ pgd_populate(&init_mm, pgd, __va(pud_phys));
+ spin_unlock(&init_mm.page_table_lock);
}
return last_map_addr;
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index 6ba6f889c79..d4b6e6a29ae 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -553,13 +553,11 @@ static int __init check_early_ioremap_leak(void)
{
if (!early_ioremap_nested)
return 0;
-
- printk(KERN_WARNING
+ WARN(1, KERN_WARNING
"Debug warning: early ioremap leak of %d areas detected.\n",
- early_ioremap_nested);
+ early_ioremap_nested);
printk(KERN_WARNING
- "please boot with early_ioremap_debug and report the dmesg.\n");
- WARN_ON(1);
+ "please boot with early_ioremap_debug and report the dmesg.\n");
return 1;
}
diff --git a/arch/x86/mm/mmio-mod.c b/arch/x86/mm/mmio-mod.c
index e7397e108be..635b50e8558 100644
--- a/arch/x86/mm/mmio-mod.c
+++ b/arch/x86/mm/mmio-mod.c
@@ -430,7 +430,9 @@ static void enter_uniprocessor(void)
"may miss events.\n");
}
-static void leave_uniprocessor(void)
+/* __ref because leave_uniprocessor calls cpu_up which is __cpuinit,
+ but this whole function is ifdefed CONFIG_HOTPLUG_CPU */
+static void __ref leave_uniprocessor(void)
{
int cpu;
int err;
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index f5f5154ea11..43e2f8483e4 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -849,7 +849,7 @@ int set_memory_uc(unsigned long addr, int numpages)
/*
* for now UC MINUS. see comments in ioremap_nocache()
*/
- if (reserve_memtype(addr, addr + numpages * PAGE_SIZE,
+ if (reserve_memtype(__pa(addr), __pa(addr) + numpages * PAGE_SIZE,
_PAGE_CACHE_UC_MINUS, NULL))
return -EINVAL;
@@ -868,7 +868,7 @@ int set_memory_wc(unsigned long addr, int numpages)
if (!pat_enabled)
return set_memory_uc(addr, numpages);
- if (reserve_memtype(addr, addr + numpages * PAGE_SIZE,
+ if (reserve_memtype(__pa(addr), __pa(addr) + numpages * PAGE_SIZE,
_PAGE_CACHE_WC, NULL))
return -EINVAL;
@@ -884,7 +884,7 @@ int _set_memory_wb(unsigned long addr, int numpages)
int set_memory_wb(unsigned long addr, int numpages)
{
- free_memtype(addr, addr + numpages * PAGE_SIZE);
+ free_memtype(__pa(addr), __pa(addr) + numpages * PAGE_SIZE);
return _set_memory_wb(addr, numpages);
}
diff --git a/arch/x86/mm/pat.c b/arch/x86/mm/pat.c
index 2fe30916d4b..2a50e0fa64a 100644
--- a/arch/x86/mm/pat.c
+++ b/arch/x86/mm/pat.c
@@ -207,6 +207,9 @@ static int chk_conflict(struct memtype *new, struct memtype *entry,
return -EBUSY;
}
+static struct memtype *cached_entry;
+static u64 cached_start;
+
/*
* req_type typically has one of the:
* - _PAGE_CACHE_WB
@@ -280,11 +283,17 @@ int reserve_memtype(u64 start, u64 end, unsigned long req_type,
spin_lock(&memtype_lock);
+ if (cached_entry && start >= cached_start)
+ entry = cached_entry;
+ else
+ entry = list_entry(&memtype_list, struct memtype, nd);
+
/* Search for existing mapping that overlaps the current range */
where = NULL;
- list_for_each_entry(entry, &memtype_list, nd) {
+ list_for_each_entry_continue(entry, &memtype_list, nd) {
if (end <= entry->start) {
where = entry->nd.prev;
+ cached_entry = list_entry(where, struct memtype, nd);
break;
} else if (start <= entry->start) { /* end > entry->start */
err = chk_conflict(new, entry, new_type);
@@ -292,6 +301,8 @@ int reserve_memtype(u64 start, u64 end, unsigned long req_type,
dprintk("Overlap at 0x%Lx-0x%Lx\n",
entry->start, entry->end);
where = entry->nd.prev;
+ cached_entry = list_entry(where,
+ struct memtype, nd);
}
break;
} else if (start < entry->end) { /* start > entry->start */
@@ -299,7 +310,20 @@ int reserve_memtype(u64 start, u64 end, unsigned long req_type,
if (!err) {
dprintk("Overlap at 0x%Lx-0x%Lx\n",
entry->start, entry->end);
- where = &entry->nd;
+ cached_entry = list_entry(entry->nd.prev,
+ struct memtype, nd);
+
+ /*
+ * Move to right position in the linked
+ * list to add this new entry
+ */
+ list_for_each_entry_continue(entry,
+ &memtype_list, nd) {
+ if (start <= entry->start) {
+ where = entry->nd.prev;
+ break;
+ }
+ }
}
break;
}
@@ -314,6 +338,8 @@ int reserve_memtype(u64 start, u64 end, unsigned long req_type,
return err;
}
+ cached_start = start;
+
if (where)
list_add(&new->nd, where);
else
@@ -343,6 +369,9 @@ int free_memtype(u64 start, u64 end)
spin_lock(&memtype_lock);
list_for_each_entry(entry, &memtype_list, nd) {
if (entry->start == start && entry->end == end) {
+ if (cached_entry == entry || cached_start == start)
+ cached_entry = NULL;
+
list_del(&entry->nd);
kfree(entry);
err = 0;
@@ -361,14 +390,6 @@ int free_memtype(u64 start, u64 end)
}
-/*
- * /dev/mem mmap interface. The memtype used for mapping varies:
- * - Use UC for mappings with O_SYNC flag
- * - Without O_SYNC flag, if there is any conflict in reserve_memtype,
- * inherit the memtype from existing mapping.
- * - Else use UC_MINUS memtype (for backward compatibility with existing
- * X drivers.
- */
pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn,
unsigned long size, pgprot_t vma_prot)
{
@@ -406,14 +427,14 @@ int phys_mem_access_prot_allowed(struct file *file, unsigned long pfn,
unsigned long size, pgprot_t *vma_prot)
{
u64 offset = ((u64) pfn) << PAGE_SHIFT;
- unsigned long flags = _PAGE_CACHE_UC_MINUS;
+ unsigned long flags = -1;
int retval;
if (!range_is_allowed(pfn, size))
return 0;
if (file->f_flags & O_SYNC) {
- flags = _PAGE_CACHE_UC;
+ flags = _PAGE_CACHE_UC_MINUS;
}
#ifdef CONFIG_X86_32
@@ -436,13 +457,14 @@ int phys_mem_access_prot_allowed(struct file *file, unsigned long pfn,
#endif
/*
- * With O_SYNC, we can only take UC mapping. Fail if we cannot.
+ * With O_SYNC, we can only take UC_MINUS mapping. Fail if we cannot.
+ *
* Without O_SYNC, we want to get
* - WB for WB-able memory and no other conflicting mappings
* - UC_MINUS for non-WB-able memory with no other conflicting mappings
* - Inherit from confliting mappings otherwise
*/
- if (flags != _PAGE_CACHE_UC_MINUS) {
+ if (flags != -1) {
retval = reserve_memtype(offset, offset + size, flags, NULL);
} else {
retval = reserve_memtype(offset, offset + size, -1, &flags);
diff --git a/arch/x86/oprofile/nmi_int.c b/arch/x86/oprofile/nmi_int.c
index 3f90289410e..0227694f7da 100644
--- a/arch/x86/oprofile/nmi_int.c
+++ b/arch/x86/oprofile/nmi_int.c
@@ -15,6 +15,7 @@
#include <linux/slab.h>
#include <linux/moduleparam.h>
#include <linux/kdebug.h>
+#include <linux/cpu.h>
#include <asm/nmi.h>
#include <asm/msr.h>
#include <asm/apic.h>
@@ -28,23 +29,48 @@ static DEFINE_PER_CPU(unsigned long, saved_lvtpc);
static int nmi_start(void);
static void nmi_stop(void);
+static void nmi_cpu_start(void *dummy);
+static void nmi_cpu_stop(void *dummy);
/* 0 == registered but off, 1 == registered and on */
static int nmi_enabled = 0;
+#ifdef CONFIG_SMP
+static int oprofile_cpu_notifier(struct notifier_block *b, unsigned long action,
+ void *data)
+{
+ int cpu = (unsigned long)data;
+ switch (action) {
+ case CPU_DOWN_FAILED:
+ case CPU_ONLINE:
+ smp_call_function_single(cpu, nmi_cpu_start, NULL, 0);
+ break;
+ case CPU_DOWN_PREPARE:
+ smp_call_function_single(cpu, nmi_cpu_stop, NULL, 1);
+ break;
+ }
+ return NOTIFY_DONE;
+}
+
+static struct notifier_block oprofile_cpu_nb = {
+ .notifier_call = oprofile_cpu_notifier
+};
+#endif
+
#ifdef CONFIG_PM
static int nmi_suspend(struct sys_device *dev, pm_message_t state)
{
+ /* Only one CPU left, just stop that one */
if (nmi_enabled == 1)
- nmi_stop();
+ nmi_cpu_stop(NULL);
return 0;
}
static int nmi_resume(struct sys_device *dev)
{
if (nmi_enabled == 1)
- nmi_start();
+ nmi_cpu_start(NULL);
return 0;
}
@@ -463,6 +489,9 @@ int __init op_nmi_init(struct oprofile_operations *ops)
}
init_sysfs();
+#ifdef CONFIG_SMP
+ register_cpu_notifier(&oprofile_cpu_nb);
+#endif
using_nmi = 1;
ops->create_files = nmi_create_files;
ops->setup = nmi_setup;
@@ -476,6 +505,10 @@ int __init op_nmi_init(struct oprofile_operations *ops)
void op_nmi_exit(void)
{
- if (using_nmi)
+ if (using_nmi) {
exit_sysfs();
+#ifdef CONFIG_SMP
+ unregister_cpu_notifier(&oprofile_cpu_nb);
+#endif
+ }
}
diff --git a/arch/x86/pci/amd_bus.c b/arch/x86/pci/amd_bus.c
index dbf53236971..6a0fca78c36 100644
--- a/arch/x86/pci/amd_bus.c
+++ b/arch/x86/pci/amd_bus.c
@@ -1,6 +1,7 @@
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/topology.h>
+#include <linux/cpu.h>
#include "pci.h"
#ifdef CONFIG_X86_64
@@ -555,15 +556,17 @@ static int __init early_fill_mp_bus_info(void)
return 0;
}
-postcore_initcall(early_fill_mp_bus_info);
+#else /* !CONFIG_X86_64 */
-#endif
+static int __init early_fill_mp_bus_info(void) { return 0; }
+
+#endif /* !CONFIG_X86_64 */
/* common 32/64 bit code */
#define ENABLE_CF8_EXT_CFG (1ULL << 46)
-static void enable_pci_io_ecs_per_cpu(void *unused)
+static void enable_pci_io_ecs(void *unused)
{
u64 reg;
rdmsrl(MSR_AMD64_NB_CFG, reg);
@@ -573,14 +576,51 @@ static void enable_pci_io_ecs_per_cpu(void *unused)
}
}
-static int __init enable_pci_io_ecs(void)
+static int __cpuinit amd_cpu_notify(struct notifier_block *self,
+ unsigned long action, void *hcpu)
{
+ int cpu = (long)hcpu;
+ switch(action) {
+ case CPU_ONLINE:
+ case CPU_ONLINE_FROZEN:
+ smp_call_function_single(cpu, enable_pci_io_ecs, NULL, 0);
+ break;
+ default:
+ break;
+ }
+ return NOTIFY_OK;
+}
+
+static struct notifier_block __cpuinitdata amd_cpu_notifier = {
+ .notifier_call = amd_cpu_notify,
+};
+
+static int __init pci_io_ecs_init(void)
+{
+ int cpu;
+
/* assume all cpus from fam10h have IO ECS */
if (boot_cpu_data.x86 < 0x10)
return 0;
- on_each_cpu(enable_pci_io_ecs_per_cpu, NULL, 1);
+
+ register_cpu_notifier(&amd_cpu_notifier);
+ for_each_online_cpu(cpu)
+ amd_cpu_notify(&amd_cpu_notifier, (unsigned long)CPU_ONLINE,
+ (void *)(long)cpu);
pci_probe |= PCI_HAS_IO_ECS;
+
+ return 0;
+}
+
+static int __init amd_postcore_init(void)
+{
+ if (boot_cpu_data.x86_vendor != X86_VENDOR_AMD)
+ return 0;
+
+ early_fill_mp_bus_info();
+ pci_io_ecs_init();
+
return 0;
}
-postcore_initcall(enable_pci_io_ecs);
+postcore_initcall(amd_postcore_init);
diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c
index 5807d1bc73f..d765da91384 100644
--- a/arch/x86/pci/i386.c
+++ b/arch/x86/pci/i386.c
@@ -31,8 +31,11 @@
#include <linux/ioport.h>
#include <linux/errno.h>
#include <linux/bootmem.h>
+#include <linux/acpi.h>
#include <asm/pat.h>
+#include <asm/hpet.h>
+#include <asm/io_apic.h>
#include "pci.h"
@@ -77,6 +80,77 @@ pcibios_align_resource(void *data, struct resource *res,
}
EXPORT_SYMBOL(pcibios_align_resource);
+static int check_res_with_valid(struct pci_dev *dev, struct resource *res)
+{
+ unsigned long base;
+ unsigned long size;
+ int i;
+
+ base = res->start;
+ size = (res->start == 0 && res->end == res->start) ? 0 :
+ (res->end - res->start + 1);
+
+ if (!base || !size)
+ return 0;
+
+#ifdef CONFIG_HPET_TIMER
+ /* for hpet */
+ if (base == hpet_address && (res->flags & IORESOURCE_MEM)) {
+ dev_info(&dev->dev, "BAR has HPET at %08lx-%08lx\n",
+ base, base + size - 1);
+ return 1;
+ }
+#endif
+
+#ifdef CONFIG_X86_IO_APIC
+ for (i = 0; i < nr_ioapics; i++) {
+ unsigned long ioapic_phys = mp_ioapics[i].mp_apicaddr;
+
+ if (base == ioapic_phys && (res->flags & IORESOURCE_MEM)) {
+ dev_info(&dev->dev, "BAR has ioapic at %08lx-%08lx\n",
+ base, base + size - 1);
+ return 1;
+ }
+ }
+#endif
+
+#ifdef CONFIG_PCI_MMCONFIG
+ for (i = 0; i < pci_mmcfg_config_num; i++) {
+ unsigned long addr;
+
+ addr = pci_mmcfg_config[i].address;
+ if (base == addr && (res->flags & IORESOURCE_MEM)) {
+ dev_info(&dev->dev, "BAR has MMCONFIG at %08lx-%08lx\n",
+ base, base + size - 1);
+ return 1;
+ }
+ }
+#endif
+
+ return 0;
+}
+
+static int check_platform(struct pci_dev *dev, struct resource *res)
+{
+ struct resource *root = NULL;
+
+ /*
+ * forcibly insert it into the
+ * resource tree
+ */
+ if (res->flags & IORESOURCE_MEM)
+ root = &iomem_resource;
+ else if (res->flags & IORESOURCE_IO)
+ root = &ioport_resource;
+
+ if (root && check_res_with_valid(dev, res)) {
+ insert_resource(root, res);
+
+ return 1;
+ }
+
+ return 0;
+}
/*
* Handle resources of PCI devices. If the world were perfect, we could
* just allocate all the resource regions and do nothing more. It isn't.
@@ -128,6 +202,8 @@ static void __init pcibios_allocate_bus_resources(struct list_head *bus_list)
pr = pci_find_parent_resource(dev, r);
if (!r->start || !pr ||
request_resource(pr, r) < 0) {
+ if (check_platform(dev, r))
+ continue;
dev_err(&dev->dev, "BAR %d: can't "
"allocate resource\n", idx);
/*
@@ -171,6 +247,8 @@ static void __init pcibios_allocate_resources(int pass)
r->flags, disabled, pass);
pr = pci_find_parent_resource(dev, r);
if (!pr || request_resource(pr, r) < 0) {
+ if (check_platform(dev, r))
+ continue;
dev_err(&dev->dev, "BAR %d: can't "
"allocate resource\n", idx);
/* We'll assign a new address later */
diff --git a/arch/x86/pci/irq.c b/arch/x86/pci/irq.c
index fec0123b33a..8e077185e18 100644
--- a/arch/x86/pci/irq.c
+++ b/arch/x86/pci/irq.c
@@ -590,6 +590,8 @@ static __init int intel_router_probe(struct irq_router *r, struct pci_dev *route
case PCI_DEVICE_ID_INTEL_ICH10_1:
case PCI_DEVICE_ID_INTEL_ICH10_2:
case PCI_DEVICE_ID_INTEL_ICH10_3:
+ case PCI_DEVICE_ID_INTEL_PCH_0:
+ case PCI_DEVICE_ID_INTEL_PCH_1:
r->name = "PIIX/ICH";
r->get = pirq_piix_get;
r->set = pirq_piix_set;
diff --git a/arch/x86/pci/legacy.c b/arch/x86/pci/legacy.c
index ec9ce35e44d..b722dd481b3 100644
--- a/arch/x86/pci/legacy.c
+++ b/arch/x86/pci/legacy.c
@@ -14,7 +14,7 @@ static void __devinit pcibios_fixup_peer_bridges(void)
int n, devfn;
long node;
- if (pcibios_last_bus <= 0 || pcibios_last_bus >= 0xff)
+ if (pcibios_last_bus <= 0 || pcibios_last_bus > 0xff)
return;
DBG("PCI: Peer bridge fixup\n");
diff --git a/arch/x86/pci/mmconfig-shared.c b/arch/x86/pci/mmconfig-shared.c
index 2bd5c53f638..d9635764ce3 100644
--- a/arch/x86/pci/mmconfig-shared.c
+++ b/arch/x86/pci/mmconfig-shared.c
@@ -293,7 +293,7 @@ static acpi_status __init find_mboard_resource(acpi_handle handle, u32 lvl,
return AE_OK;
}
-static int __init is_acpi_reserved(unsigned long start, unsigned long end)
+static int __init is_acpi_reserved(u64 start, u64 end, unsigned not_used)
{
struct resource mcfg_res;
@@ -310,6 +310,41 @@ static int __init is_acpi_reserved(unsigned long start, unsigned long end)
return mcfg_res.flags;
}
+typedef int (*check_reserved_t)(u64 start, u64 end, unsigned type);
+
+static int __init is_mmconf_reserved(check_reserved_t is_reserved,
+ u64 addr, u64 size, int i,
+ typeof(pci_mmcfg_config[0]) *cfg, int with_e820)
+{
+ u64 old_size = size;
+ int valid = 0;
+
+ while (!is_reserved(addr, addr + size - 1, E820_RESERVED)) {
+ size >>= 1;
+ if (size < (16UL<<20))
+ break;
+ }
+
+ if (size >= (16UL<<20) || size == old_size) {
+ printk(KERN_NOTICE
+ "PCI: MCFG area at %Lx reserved in %s\n",
+ addr, with_e820?"E820":"ACPI motherboard resources");
+ valid = 1;
+
+ if (old_size != size) {
+ /* update end_bus_number */
+ cfg->end_bus_number = cfg->start_bus_number + ((size>>20) - 1);
+ printk(KERN_NOTICE "PCI: updated MCFG configuration %d: base %lx "
+ "segment %hu buses %u - %u\n",
+ i, (unsigned long)cfg->address, cfg->pci_segment,
+ (unsigned int)cfg->start_bus_number,
+ (unsigned int)cfg->end_bus_number);
+ }
+ }
+
+ return valid;
+}
+
static void __init pci_mmcfg_reject_broken(int early)
{
typeof(pci_mmcfg_config[0]) *cfg;
@@ -324,21 +359,22 @@ static void __init pci_mmcfg_reject_broken(int early)
for (i = 0; i < pci_mmcfg_config_num; i++) {
int valid = 0;
- u32 size = (cfg->end_bus_number + 1) << 20;
+ u64 addr, size;
+
cfg = &pci_mmcfg_config[i];
+ addr = cfg->start_bus_number;
+ addr <<= 20;
+ addr += cfg->address;
+ size = cfg->end_bus_number + 1 - cfg->start_bus_number;
+ size <<= 20;
printk(KERN_NOTICE "PCI: MCFG configuration %d: base %lx "
"segment %hu buses %u - %u\n",
i, (unsigned long)cfg->address, cfg->pci_segment,
(unsigned int)cfg->start_bus_number,
(unsigned int)cfg->end_bus_number);
- if (!early &&
- is_acpi_reserved(cfg->address, cfg->address + size - 1)) {
- printk(KERN_NOTICE "PCI: MCFG area at %Lx reserved "
- "in ACPI motherboard resources\n",
- cfg->address);
- valid = 1;
- }
+ if (!early)
+ valid = is_mmconf_reserved(is_acpi_reserved, addr, size, i, cfg, 0);
if (valid)
continue;
@@ -347,16 +383,11 @@ static void __init pci_mmcfg_reject_broken(int early)
printk(KERN_ERR "PCI: BIOS Bug: MCFG area at %Lx is not"
" reserved in ACPI motherboard resources\n",
cfg->address);
+
/* Don't try to do this check unless configuration
type 1 is available. how about type 2 ?*/
- if (raw_pci_ops && e820_all_mapped(cfg->address,
- cfg->address + size - 1,
- E820_RESERVED)) {
- printk(KERN_NOTICE
- "PCI: MCFG area at %Lx reserved in E820\n",
- cfg->address);
- valid = 1;
- }
+ if (raw_pci_ops)
+ valid = is_mmconf_reserved(e820_all_mapped, addr, size, i, cfg, 1);
if (!valid)
goto reject;
diff --git a/block/genhd.c b/block/genhd.c
index c13cc77291a..656c2c7abf9 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -293,27 +293,30 @@ void __init printk_all_partitions(void)
/* iterator */
static int find_start(struct device *dev, void *data)
{
- loff_t k = *(loff_t *)data;
+ loff_t *k = data;
if (dev->type != &disk_type)
return 0;
- if (!k--)
+ if (!*k)
return 1;
+ (*k)--;
return 0;
}
static void *part_start(struct seq_file *part, loff_t *pos)
{
struct device *dev;
- loff_t n = *pos;
+ loff_t k = *pos;
- if (!n)
+ if (!k)
seq_puts(part, "major minor #blocks name\n\n");
mutex_lock(&block_class_lock);
- dev = class_find_device(&block_class, NULL, (void *)pos, find_start);
- if (dev)
+ dev = class_find_device(&block_class, NULL, &k, find_start);
+ if (dev) {
+ put_device(dev);
return dev_to_disk(dev);
+ }
return NULL;
}
@@ -330,8 +333,10 @@ static void *part_next(struct seq_file *part, void *v, loff_t *pos)
struct device *dev;
++*pos;
dev = class_find_device(&block_class, &gp->dev, NULL, find_next);
- if (dev)
+ if (dev) {
+ put_device(dev);
return dev_to_disk(dev);
+ }
return NULL;
}
@@ -568,11 +573,14 @@ static struct device_type disk_type = {
static void *diskstats_start(struct seq_file *part, loff_t *pos)
{
struct device *dev;
+ loff_t k = *pos;
mutex_lock(&block_class_lock);
- dev = class_find_device(&block_class, NULL, (void *)pos, find_start);
- if (dev)
+ dev = class_find_device(&block_class, NULL, &k, find_start);
+ if (dev) {
+ put_device(dev);
return dev_to_disk(dev);
+ }
return NULL;
}
@@ -583,8 +591,10 @@ static void *diskstats_next(struct seq_file *part, void *v, loff_t *pos)
++*pos;
dev = class_find_device(&block_class, &gp->dev, NULL, find_next);
- if (dev)
+ if (dev) {
+ put_device(dev);
return dev_to_disk(dev);
+ }
return NULL;
}
@@ -712,10 +722,12 @@ dev_t blk_lookup_devt(const char *name, int part)
mutex_lock(&block_class_lock);
find.name = name;
find.part = part;
- dev = class_find_device(&block_class, NULL, (void *)&find, match_id);
- if (dev)
+ dev = class_find_device(&block_class, NULL, &find, match_id);
+ if (dev) {
+ put_device(dev);
devt = MKDEV(MAJOR(dev->devt),
MINOR(dev->devt) + part);
+ }
mutex_unlock(&block_class_lock);
return devt;
diff --git a/crypto/authenc.c b/crypto/authenc.c
index 4b226768752..fd9f06c63d7 100644
--- a/crypto/authenc.c
+++ b/crypto/authenc.c
@@ -174,8 +174,9 @@ static int crypto_authenc_genicv(struct aead_request *req, u8 *iv,
static void crypto_authenc_encrypt_done(struct crypto_async_request *req,
int err)
{
+ struct aead_request *areq = req->data;
+
if (!err) {
- struct aead_request *areq = req->data;
struct crypto_aead *authenc = crypto_aead_reqtfm(areq);
struct crypto_authenc_ctx *ctx = crypto_aead_ctx(authenc);
struct ablkcipher_request *abreq = aead_request_ctx(areq);
@@ -185,7 +186,7 @@ static void crypto_authenc_encrypt_done(struct crypto_async_request *req,
err = crypto_authenc_genicv(areq, iv, 0);
}
- aead_request_complete(req->data, err);
+ aead_request_complete(areq, err);
}
static int crypto_authenc_encrypt(struct aead_request *req)
@@ -216,14 +217,15 @@ static int crypto_authenc_encrypt(struct aead_request *req)
static void crypto_authenc_givencrypt_done(struct crypto_async_request *req,
int err)
{
+ struct aead_request *areq = req->data;
+
if (!err) {
- struct aead_request *areq = req->data;
struct skcipher_givcrypt_request *greq = aead_request_ctx(areq);
err = crypto_authenc_genicv(areq, greq->giv, 0);
}
- aead_request_complete(req->data, err);
+ aead_request_complete(areq, err);
}
static int crypto_authenc_givencrypt(struct aead_givcrypt_request *req)
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index ef3e5522e1a..c729e6988bb 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -486,6 +486,8 @@ static const struct pci_device_id ahci_pci_tbl[] = {
{ PCI_VDEVICE(INTEL, 0x502b), board_ahci }, /* Tolapai */
{ PCI_VDEVICE(INTEL, 0x3a05), board_ahci }, /* ICH10 */
{ PCI_VDEVICE(INTEL, 0x3a25), board_ahci }, /* ICH10 */
+ { PCI_VDEVICE(INTEL, 0x3b24), board_ahci }, /* PCH RAID */
+ { PCI_VDEVICE(INTEL, 0x3b2b), board_ahci }, /* PCH RAID */
/* JMicron 360/1/3/5/6, match class to avoid IDE function */
{ PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
@@ -575,9 +577,9 @@ static const struct pci_device_id ahci_pci_tbl[] = {
{ PCI_VDEVICE(NVIDIA, 0x0bc7), board_ahci }, /* MCP7B */
/* SiS */
- { PCI_VDEVICE(SI, 0x1184), board_ahci_nopmp }, /* SiS 966 */
- { PCI_VDEVICE(SI, 0x1185), board_ahci_nopmp }, /* SiS 968 */
- { PCI_VDEVICE(SI, 0x0186), board_ahci_nopmp }, /* SiS 968 */
+ { PCI_VDEVICE(SI, 0x1184), board_ahci }, /* SiS 966 */
+ { PCI_VDEVICE(SI, 0x1185), board_ahci }, /* SiS 968 */
+ { PCI_VDEVICE(SI, 0x0186), board_ahci }, /* SiS 968 */
/* Marvell */
{ PCI_VDEVICE(MARVELL, 0x6145), board_ahci_mv }, /* 6145 */
diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index c294121fd69..b1d08a8f500 100644
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -275,6 +275,14 @@ static const struct pci_device_id piix_pci_tbl[] = {
{ 0x8086, 0x3a20, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata },
/* SATA Controller IDE (ICH10) */
{ 0x8086, 0x3a26, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata },
+ /* SATA Controller IDE (PCH) */
+ { 0x8086, 0x3b20, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata },
+ /* SATA Controller IDE (PCH) */
+ { 0x8086, 0x3b26, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata },
+ /* SATA Controller IDE (PCH) */
+ { 0x8086, 0x3b2d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata },
+ /* SATA Controller IDE (PCH) */
+ { 0x8086, 0x3b2e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata },
{ } /* terminate list */
};
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 5ba96c5052c..79e3a8e7a84 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -104,6 +104,7 @@ struct ata_force_param {
unsigned long xfer_mask;
unsigned int horkage_on;
unsigned int horkage_off;
+ unsigned int lflags;
};
struct ata_force_ent {
@@ -196,22 +197,23 @@ void ata_force_cbl(struct ata_port *ap)
}
/**
- * ata_force_spd_limit - force SATA spd limit according to libata.force
+ * ata_force_link_limits - force link limits according to libata.force
* @link: ATA link of interest
*
- * Force SATA spd limit according to libata.force and whine about
- * it. When only the port part is specified (e.g. 1:), the limit
- * applies to all links connected to both the host link and all
- * fan-out ports connected via PMP. If the device part is
- * specified as 0 (e.g. 1.00:), it specifies the first fan-out
- * link not the host link. Device number 15 always points to the
- * host link whether PMP is attached or not.
+ * Force link flags and SATA spd limit according to libata.force
+ * and whine about it. When only the port part is specified
+ * (e.g. 1:), the limit applies to all links connected to both
+ * the host link and all fan-out ports connected via PMP. If the
+ * device part is specified as 0 (e.g. 1.00:), it specifies the
+ * first fan-out link not the host link. Device number 15 always
+ * points to the host link whether PMP is attached or not.
*
* LOCKING:
* EH context.
*/
-static void ata_force_spd_limit(struct ata_link *link)
+static void ata_force_link_limits(struct ata_link *link)
{
+ bool did_spd = false;
int linkno, i;
if (ata_is_host_link(link))
@@ -228,13 +230,22 @@ static void ata_force_spd_limit(struct ata_link *link)
if (fe->device != -1 && fe->device != linkno)
continue;
- if (!fe->param.spd_limit)
- continue;
+ /* only honor the first spd limit */
+ if (!did_spd && fe->param.spd_limit) {
+ link->hw_sata_spd_limit = (1 << fe->param.spd_limit) - 1;
+ ata_link_printk(link, KERN_NOTICE,
+ "FORCE: PHY spd limit set to %s\n",
+ fe->param.name);
+ did_spd = true;
+ }
- link->hw_sata_spd_limit = (1 << fe->param.spd_limit) - 1;
- ata_link_printk(link, KERN_NOTICE,
- "FORCE: PHY spd limit set to %s\n", fe->param.name);
- return;
+ /* let lflags stack */
+ if (fe->param.lflags) {
+ link->flags |= fe->param.lflags;
+ ata_link_printk(link, KERN_NOTICE,
+ "FORCE: link flag 0x%x forced -> 0x%x\n",
+ fe->param.lflags, link->flags);
+ }
}
}
@@ -3277,7 +3288,7 @@ int ata_do_set_mode(struct ata_link *link, struct ata_device **r_failed_dev)
dev->dma_mode = ata_xfer_mask2mode(dma_mask);
found = 1;
- if (dev->dma_mode != 0xff)
+ if (ata_dma_enabled(dev))
used_dma = 1;
}
if (!found)
@@ -3302,7 +3313,7 @@ int ata_do_set_mode(struct ata_link *link, struct ata_device **r_failed_dev)
/* step 3: set host DMA timings */
ata_link_for_each_dev(dev, link) {
- if (!ata_dev_enabled(dev) || dev->dma_mode == 0xff)
+ if (!ata_dev_enabled(dev) || !ata_dma_enabled(dev))
continue;
dev->xfer_mode = dev->dma_mode;
@@ -5188,19 +5199,18 @@ void ata_link_init(struct ata_port *ap, struct ata_link *link, int pmp)
*/
int sata_link_init_spd(struct ata_link *link)
{
- u32 scontrol;
u8 spd;
int rc;
- rc = sata_scr_read(link, SCR_CONTROL, &scontrol);
+ rc = sata_scr_read(link, SCR_CONTROL, &link->saved_scontrol);
if (rc)
return rc;
- spd = (scontrol >> 4) & 0xf;
+ spd = (link->saved_scontrol >> 4) & 0xf;
if (spd)
link->hw_sata_spd_limit &= (1 << spd) - 1;
- ata_force_spd_limit(link);
+ ata_force_link_limits(link);
link->sata_spd_limit = link->hw_sata_spd_limit;
@@ -5783,9 +5793,10 @@ static void ata_port_detach(struct ata_port *ap)
ata_port_wait_eh(ap);
/* EH is now guaranteed to see UNLOADING - EH context belongs
- * to us. Disable all existing devices.
+ * to us. Restore SControl and disable all existing devices.
*/
- ata_port_for_each_link(link, ap) {
+ __ata_port_for_each_link(link, ap) {
+ sata_scr_write(link, SCR_CONTROL, link->saved_scontrol);
ata_link_for_each_dev(dev, link)
ata_dev_disable(dev);
}
@@ -5991,6 +6002,9 @@ static int __init ata_parse_force_one(char **cur,
{ "udma133", .xfer_mask = 1 << (ATA_SHIFT_UDMA + 6) },
{ "udma/133", .xfer_mask = 1 << (ATA_SHIFT_UDMA + 6) },
{ "udma7", .xfer_mask = 1 << (ATA_SHIFT_UDMA + 7) },
+ { "nohrst", .lflags = ATA_LFLAG_NO_HRST },
+ { "nosrst", .lflags = ATA_LFLAG_NO_SRST },
+ { "norst", .lflags = ATA_LFLAG_NO_HRST | ATA_LFLAG_NO_SRST },
};
char *start = *cur, *p = *cur;
char *id, *val, *endp;
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 58bdc538d22..c1db2f234d2 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -2040,7 +2040,7 @@ static void ata_eh_link_report(struct ata_link *link)
}
if (ehc->i.serror)
- ata_port_printk(ap, KERN_ERR,
+ ata_link_printk(link, KERN_ERR,
"SError: { %s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s}\n",
ehc->i.serror & SERR_DATA_RECOVERED ? "RecovData " : "",
ehc->i.serror & SERR_COMM_RECOVERED ? "RecovComm " : "",
@@ -2171,18 +2171,12 @@ static int ata_do_reset(struct ata_link *link, ata_reset_fn_t reset,
}
static int ata_eh_followup_srst_needed(struct ata_link *link,
- int rc, int classify,
- const unsigned int *classes)
+ int rc, const unsigned int *classes)
{
if ((link->flags & ATA_LFLAG_NO_SRST) || ata_link_offline(link))
return 0;
- if (rc == -EAGAIN) {
- if (classify)
- return 1;
- rc = 0;
- }
- if (rc != 0)
- return 0;
+ if (rc == -EAGAIN)
+ return 1;
if (sata_pmp_supported(link->ap) && ata_is_host_link(link))
return 1;
return 0;
@@ -2210,6 +2204,10 @@ int ata_eh_reset(struct ata_link *link, int classify,
*/
while (ata_eh_reset_timeouts[max_tries] != ULONG_MAX)
max_tries++;
+ if (link->flags & ATA_LFLAG_NO_HRST)
+ hardreset = NULL;
+ if (link->flags & ATA_LFLAG_NO_SRST)
+ softreset = NULL;
now = jiffies;
deadline = ata_deadline(ehc->last_reset, ATA_EH_RESET_COOL_DOWN);
@@ -2247,10 +2245,10 @@ int ata_eh_reset(struct ata_link *link, int classify,
ehc->i.action &= ~ATA_EH_RESET;
if (hardreset) {
reset = hardreset;
- ehc->i.action = ATA_EH_HARDRESET;
+ ehc->i.action |= ATA_EH_HARDRESET;
} else if (softreset) {
reset = softreset;
- ehc->i.action = ATA_EH_SOFTRESET;
+ ehc->i.action |= ATA_EH_SOFTRESET;
}
if (prereset) {
@@ -2305,9 +2303,11 @@ int ata_eh_reset(struct ata_link *link, int classify,
ehc->i.flags |= ATA_EHI_DID_SOFTRESET;
rc = ata_do_reset(link, reset, classes, deadline);
+ if (rc && rc != -EAGAIN)
+ goto fail;
if (reset == hardreset &&
- ata_eh_followup_srst_needed(link, rc, classify, classes)) {
+ ata_eh_followup_srst_needed(link, rc, classes)) {
/* okay, let's do follow-up softreset */
reset = softreset;
@@ -2322,10 +2322,6 @@ int ata_eh_reset(struct ata_link *link, int classify,
ata_eh_about_to_do(link, NULL, ATA_EH_RESET);
rc = ata_do_reset(link, reset, classes, deadline);
}
-
- /* -EAGAIN can happen if we skipped followup SRST */
- if (rc && rc != -EAGAIN)
- goto fail;
} else {
if (verbose)
ata_link_printk(link, KERN_INFO, "no reset method "
diff --git a/drivers/ata/pata_acpi.c b/drivers/ata/pata_acpi.c
index fbe60571155..eb919c16a03 100644
--- a/drivers/ata/pata_acpi.c
+++ b/drivers/ata/pata_acpi.c
@@ -181,7 +181,7 @@ static unsigned int pacpi_qc_issue(struct ata_queued_cmd *qc)
if (adev != acpi->last) {
pacpi_set_piomode(ap, adev);
- if (adev->dma_mode)
+ if (ata_dma_enabled(adev))
pacpi_set_dmamode(ap, adev);
acpi->last = adev;
}
diff --git a/drivers/ata/pata_atiixp.c b/drivers/ata/pata_atiixp.c
index d7de7baf58a..e8a0d99d735 100644
--- a/drivers/ata/pata_atiixp.c
+++ b/drivers/ata/pata_atiixp.c
@@ -183,7 +183,7 @@ static void atiixp_bmdma_start(struct ata_queued_cmd *qc)
u16 tmp16;
pci_read_config_word(pdev, ATIIXP_IDE_UDMA_CONTROL, &tmp16);
- if (adev->dma_mode >= XFER_UDMA_0)
+ if (ata_using_udma(adev))
tmp16 |= (1 << dn);
else
tmp16 &= ~(1 << dn);
diff --git a/drivers/ata/pata_cs5530.c b/drivers/ata/pata_cs5530.c
index 744beebaaf4..0c4b271a9d5 100644
--- a/drivers/ata/pata_cs5530.c
+++ b/drivers/ata/pata_cs5530.c
@@ -149,10 +149,10 @@ static unsigned int cs5530_qc_issue(struct ata_queued_cmd *qc)
struct ata_device *prev = ap->private_data;
/* See if the DMA settings could be wrong */
- if (adev->dma_mode != 0 && adev != prev && prev != NULL) {
+ if (ata_dma_enabled(adev) && adev != prev && prev != NULL) {
/* Maybe, but do the channels match MWDMA/UDMA ? */
- if ((adev->dma_mode >= XFER_UDMA_0 && prev->dma_mode < XFER_UDMA_0) ||
- (adev->dma_mode < XFER_UDMA_0 && prev->dma_mode >= XFER_UDMA_0))
+ if ((ata_using_udma(adev) && !ata_using_udma(prev)) ||
+ (ata_using_udma(prev) && !ata_using_udma(adev)))
/* Switch the mode bits */
cs5530_set_dmamode(ap, adev);
}
diff --git a/drivers/ata/pata_it821x.c b/drivers/ata/pata_it821x.c
index 27843c70eb9..0221c9a4676 100644
--- a/drivers/ata/pata_it821x.c
+++ b/drivers/ata/pata_it821x.c
@@ -606,7 +606,7 @@ static void it821x_display_disk(int n, u8 *buf)
{
unsigned char id[41];
int mode = 0;
- char *mtype;
+ char *mtype = "";
char mbuf[8];
char *cbl = "(40 wire cable)";
diff --git a/drivers/ata/pata_oldpiix.c b/drivers/ata/pata_oldpiix.c
index e678af383d1..df64f244300 100644
--- a/drivers/ata/pata_oldpiix.c
+++ b/drivers/ata/pata_oldpiix.c
@@ -198,7 +198,7 @@ static unsigned int oldpiix_qc_issue(struct ata_queued_cmd *qc)
if (adev != ap->private_data) {
oldpiix_set_piomode(ap, adev);
- if (adev->dma_mode)
+ if (ata_dma_enabled(adev))
oldpiix_set_dmamode(ap, adev);
}
return ata_sff_qc_issue(qc);
diff --git a/drivers/ata/pata_sc1200.c b/drivers/ata/pata_sc1200.c
index cbab397e3db..0278fd2b8fb 100644
--- a/drivers/ata/pata_sc1200.c
+++ b/drivers/ata/pata_sc1200.c
@@ -167,10 +167,10 @@ static unsigned int sc1200_qc_issue(struct ata_queued_cmd *qc)
struct ata_device *prev = ap->private_data;
/* See if the DMA settings could be wrong */
- if (adev->dma_mode != 0 && adev != prev && prev != NULL) {
+ if (ata_dma_enabled(adev) && adev != prev && prev != NULL) {
/* Maybe, but do the channels match MWDMA/UDMA ? */
- if ((adev->dma_mode >= XFER_UDMA_0 && prev->dma_mode < XFER_UDMA_0) ||
- (adev->dma_mode < XFER_UDMA_0 && prev->dma_mode >= XFER_UDMA_0))
+ if ((ata_using_udma(adev) && !ata_using_udma(prev)) ||
+ (ata_using_udma(prev) && !ata_using_udma(adev)))
/* Switch the mode bits */
sc1200_set_dmamode(ap, adev);
}
diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c
index 57d951b11f2..8fdb2ce7321 100644
--- a/drivers/ata/pata_via.c
+++ b/drivers/ata/pata_via.c
@@ -324,62 +324,26 @@ static void via_set_dmamode(struct ata_port *ap, struct ata_device *adev)
}
/**
- * via_ata_sff_tf_load - send taskfile registers to host controller
+ * via_tf_load - send taskfile registers to host controller
* @ap: Port to which output is sent
* @tf: ATA taskfile register set
*
* Outputs ATA taskfile to standard ATA host controller.
*
* Note: This is to fix the internal bug of via chipsets, which
- * will reset the device register after changing the IEN bit on
- * ctl register
+ * will reset the device register after changing the IEN bit on
+ * ctl register
*/
-static void via_ata_tf_load(struct ata_port *ap, const struct ata_taskfile *tf)
+static void via_tf_load(struct ata_port *ap, const struct ata_taskfile *tf)
{
- struct ata_ioports *ioaddr = &ap->ioaddr;
- unsigned int is_addr = tf->flags & ATA_TFLAG_ISADDR;
-
- if (tf->ctl != ap->last_ctl) {
- iowrite8(tf->ctl, ioaddr->ctl_addr);
- iowrite8(tf->device, ioaddr->device_addr);
- ap->last_ctl = tf->ctl;
- ata_wait_idle(ap);
- }
-
- if (is_addr && (tf->flags & ATA_TFLAG_LBA48)) {
- iowrite8(tf->hob_feature, ioaddr->feature_addr);
- iowrite8(tf->hob_nsect, ioaddr->nsect_addr);
- iowrite8(tf->hob_lbal, ioaddr->lbal_addr);
- iowrite8(tf->hob_lbam, ioaddr->lbam_addr);
- iowrite8(tf->hob_lbah, ioaddr->lbah_addr);
- VPRINTK("hob: feat 0x%X nsect 0x%X, lba 0x%X 0x%X 0x%X\n",
- tf->hob_feature,
- tf->hob_nsect,
- tf->hob_lbal,
- tf->hob_lbam,
- tf->hob_lbah);
- }
+ struct ata_taskfile tmp_tf;
- if (is_addr) {
- iowrite8(tf->feature, ioaddr->feature_addr);
- iowrite8(tf->nsect, ioaddr->nsect_addr);
- iowrite8(tf->lbal, ioaddr->lbal_addr);
- iowrite8(tf->lbam, ioaddr->lbam_addr);
- iowrite8(tf->lbah, ioaddr->lbah_addr);
- VPRINTK("feat 0x%X nsect 0x%X lba 0x%X 0x%X 0x%X\n",
- tf->feature,
- tf->nsect,
- tf->lbal,
- tf->lbam,
- tf->lbah);
+ if (ap->ctl != ap->last_ctl && !(tf->flags & ATA_TFLAG_DEVICE)) {
+ tmp_tf = *tf;
+ tmp_tf.flags |= ATA_TFLAG_DEVICE;
+ tf = &tmp_tf;
}
-
- if (tf->flags & ATA_TFLAG_DEVICE) {
- iowrite8(tf->device, ioaddr->device_addr);
- VPRINTK("device 0x%X\n", tf->device);
- }
-
- ata_wait_idle(ap);
+ ata_sff_tf_load(ap, tf);
}
static struct scsi_host_template via_sht = {
@@ -392,13 +356,12 @@ static struct ata_port_operations via_port_ops = {
.set_piomode = via_set_piomode,
.set_dmamode = via_set_dmamode,
.prereset = via_pre_reset,
- .sff_tf_load = via_ata_tf_load,
+ .sff_tf_load = via_tf_load,
};
static struct ata_port_operations via_port_ops_noirq = {
.inherits = &via_port_ops,
.sff_data_xfer = ata_sff_data_xfer_noirq,
- .sff_tf_load = via_ata_tf_load,
};
/**
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index ad169ffbc4c..13c1d2af18a 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -1134,30 +1134,16 @@ static int mv_qc_defer(struct ata_queued_cmd *qc)
if (ap->nr_active_links == 0)
return 0;
- if (pp->pp_flags & MV_PP_FLAG_EDMA_EN) {
- /*
- * The port is operating in host queuing mode (EDMA).
- * It can accomodate a new qc if the qc protocol
- * is compatible with the current host queue mode.
- */
- if (pp->pp_flags & MV_PP_FLAG_NCQ_EN) {
- /*
- * The host queue (EDMA) is in NCQ mode.
- * If the new qc is also an NCQ command,
- * then allow the new qc.
- */
- if (qc->tf.protocol == ATA_PROT_NCQ)
- return 0;
- } else {
- /*
- * The host queue (EDMA) is in non-NCQ, DMA mode.
- * If the new qc is also a non-NCQ, DMA command,
- * then allow the new qc.
- */
- if (qc->tf.protocol == ATA_PROT_DMA)
- return 0;
- }
- }
+ /*
+ * The port is operating in host queuing mode (EDMA) with NCQ
+ * enabled, allow multiple NCQ commands. EDMA also allows
+ * queueing multiple DMA commands but libata core currently
+ * doesn't allow it.
+ */
+ if ((pp->pp_flags & MV_PP_FLAG_EDMA_EN) &&
+ (pp->pp_flags & MV_PP_FLAG_NCQ_EN) && ata_is_ncq(qc->tf.protocol))
+ return 0;
+
return ATA_DEFER_PORT;
}
@@ -3036,7 +3022,8 @@ static int mv_chip_id(struct ata_host *host, unsigned int board_idx)
break;
case chip_soc:
hpriv->ops = &mv_soc_ops;
- hp_flags |= MV_HP_FLAG_SOC | MV_HP_ERRATA_60X1C0;
+ hp_flags |= MV_HP_FLAG_SOC | MV_HP_GEN_IIE |
+ MV_HP_ERRATA_60X1C0;
break;
default:
diff --git a/drivers/atm/adummy.c b/drivers/atm/adummy.c
index 2ebd07f2ef8..5effec6f545 100644
--- a/drivers/atm/adummy.c
+++ b/drivers/atm/adummy.c
@@ -3,7 +3,6 @@
*/
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/kernel.h>
#include <linux/skbuff.h>
#include <linux/errno.h>
diff --git a/drivers/base/class.c b/drivers/base/class.c
index 5667c2f02c5..cc5e28c8885 100644
--- a/drivers/base/class.c
+++ b/drivers/base/class.c
@@ -295,6 +295,12 @@ int class_for_each_device(struct class *class, struct device *start,
if (!class)
return -EINVAL;
+ if (!class->p) {
+ WARN(1, "%s called for class '%s' before it was initialized",
+ __func__, class->name);
+ return -EINVAL;
+ }
+
mutex_lock(&class->p->class_mutex);
list_for_each_entry(dev, &class->p->class_devices, node) {
if (start) {
@@ -344,6 +350,11 @@ struct device *class_find_device(struct class *class, struct device *start,
if (!class)
return NULL;
+ if (!class->p) {
+ WARN(1, "%s called for class '%s' before it was initialized",
+ __func__, class->name);
+ return NULL;
+ }
mutex_lock(&class->p->class_mutex);
list_for_each_entry(dev, &class->p->class_devices, node) {
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 068aa1c9538..d021c98605b 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -53,7 +53,7 @@ static inline int device_is_not_partition(struct device *dev)
* it is attached to. If it is not attached to a bus either, an empty
* string will be returned.
*/
-const char *dev_driver_string(struct device *dev)
+const char *dev_driver_string(const struct device *dev)
{
return dev->driver ? dev->driver->name :
(dev->bus ? dev->bus->name :
@@ -541,6 +541,7 @@ void device_initialize(struct device *dev)
spin_lock_init(&dev->devres_lock);
INIT_LIST_HEAD(&dev->devres_head);
device_init_wakeup(dev, 0);
+ device_pm_init(dev);
set_dev_node(dev, -1);
}
@@ -843,13 +844,19 @@ int device_add(struct device *dev)
{
struct device *parent = NULL;
struct class_interface *class_intf;
- int error;
+ int error = -EINVAL;
dev = get_device(dev);
- if (!dev || !strlen(dev->bus_id)) {
- error = -EINVAL;
- goto Done;
- }
+ if (!dev)
+ goto done;
+
+ /* Temporarily support init_name if it is set.
+ * It will override bus_id for now */
+ if (dev->init_name)
+ dev_set_name(dev, "%s", dev->init_name);
+
+ if (!strlen(dev->bus_id))
+ goto done;
pr_debug("device: '%s': %s\n", dev->bus_id, __func__);
@@ -897,9 +904,10 @@ int device_add(struct device *dev)
error = bus_add_device(dev);
if (error)
goto BusError;
- error = device_pm_add(dev);
+ error = dpm_sysfs_add(dev);
if (error)
- goto PMError;
+ goto DPMError;
+ device_pm_add(dev);
kobject_uevent(&dev->kobj, KOBJ_ADD);
bus_attach_device(dev);
if (parent)
@@ -917,10 +925,10 @@ int device_add(struct device *dev)
class_intf->add_dev(dev, class_intf);
mutex_unlock(&dev->class->p->class_mutex);
}
- Done:
+done:
put_device(dev);
return error;
- PMError:
+ DPMError:
bus_remove_device(dev);
BusError:
if (dev->bus)
@@ -944,7 +952,7 @@ int device_add(struct device *dev)
cleanup_device_parent(dev);
if (parent)
put_device(parent);
- goto Done;
+ goto done;
}
/**
@@ -1007,6 +1015,7 @@ void device_del(struct device *dev)
struct class_interface *class_intf;
device_pm_remove(dev);
+ dpm_sysfs_remove(dev);
if (parent)
klist_del(&dev->knode_parent);
if (MAJOR(dev->devt)) {
diff --git a/drivers/base/driver.c b/drivers/base/driver.c
index 2ef5acf4368..1e2bda780e4 100644
--- a/drivers/base/driver.c
+++ b/drivers/base/driver.c
@@ -16,9 +16,6 @@
#include <linux/string.h>
#include "base.h"
-#define to_dev(node) container_of(node, struct device, driver_list)
-
-
static struct device *next_device(struct klist_iter *i)
{
struct klist_node *n = klist_next(i);
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index 3250c5257b7..273a944d404 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -67,20 +67,16 @@ void device_pm_unlock(void)
* device_pm_add - add a device to the list of active devices
* @dev: Device to be added to the list
*/
-int device_pm_add(struct device *dev)
+void device_pm_add(struct device *dev)
{
- int error;
-
pr_debug("PM: Adding info for %s:%s\n",
dev->bus ? dev->bus->name : "No Bus",
kobject_name(&dev->kobj));
mutex_lock(&dpm_list_mtx);
if (dev->parent) {
- if (dev->parent->power.status >= DPM_SUSPENDING) {
- dev_warn(dev, "parent %s is sleeping, will not add\n",
+ if (dev->parent->power.status >= DPM_SUSPENDING)
+ dev_warn(dev, "parent %s should not be sleeping\n",
dev->parent->bus_id);
- WARN_ON(true);
- }
} else if (transition_started) {
/*
* We refuse to register parentless devices while a PM
@@ -89,13 +85,9 @@ int device_pm_add(struct device *dev)
*/
WARN_ON(true);
}
- error = dpm_sysfs_add(dev);
- if (!error) {
- dev->power.status = DPM_ON;
- list_add_tail(&dev->power.entry, &dpm_list);
- }
+
+ list_add_tail(&dev->power.entry, &dpm_list);
mutex_unlock(&dpm_list_mtx);
- return error;
}
/**
@@ -110,7 +102,6 @@ void device_pm_remove(struct device *dev)
dev->bus ? dev->bus->name : "No Bus",
kobject_name(&dev->kobj));
mutex_lock(&dpm_list_mtx);
- dpm_sysfs_remove(dev);
list_del_init(&dev->power.entry);
mutex_unlock(&dpm_list_mtx);
}
diff --git a/drivers/base/power/power.h b/drivers/base/power/power.h
index a3252c0e288..41f51fae042 100644
--- a/drivers/base/power/power.h
+++ b/drivers/base/power/power.h
@@ -1,3 +1,8 @@
+static inline void device_pm_init(struct device *dev)
+{
+ dev->power.status = DPM_ON;
+}
+
#ifdef CONFIG_PM_SLEEP
/*
@@ -11,12 +16,12 @@ static inline struct device *to_device(struct list_head *entry)
return container_of(entry, struct device, power.entry);
}
-extern int device_pm_add(struct device *);
+extern void device_pm_add(struct device *);
extern void device_pm_remove(struct device *);
#else /* CONFIG_PM_SLEEP */
-static inline int device_pm_add(struct device *dev) { return 0; }
+static inline void device_pm_add(struct device *dev) {}
static inline void device_pm_remove(struct device *dev) {}
#endif
diff --git a/drivers/block/brd.c b/drivers/block/brd.c
index 24b97b0bef9..d070d492e38 100644
--- a/drivers/block/brd.c
+++ b/drivers/block/brd.c
@@ -571,8 +571,8 @@ out_free:
list_del(&brd->brd_list);
brd_free(brd);
}
+ unregister_blkdev(RAMDISK_MAJOR, "ramdisk");
- unregister_blkdev(RAMDISK_MAJOR, "brd");
return -ENOMEM;
}
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index ad98dda6037..1778e4a2c67 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -707,15 +707,15 @@ static int __init nbd_init(void)
BUILD_BUG_ON(sizeof(struct nbd_request) != 28);
- nbd_dev = kcalloc(nbds_max, sizeof(*nbd_dev), GFP_KERNEL);
- if (!nbd_dev)
- return -ENOMEM;
-
if (max_part < 0) {
printk(KERN_CRIT "nbd: max_part must be >= 0\n");
return -EINVAL;
}
+ nbd_dev = kcalloc(nbds_max, sizeof(*nbd_dev), GFP_KERNEL);
+ if (!nbd_dev)
+ return -ENOMEM;
+
part_shift = 0;
if (max_part > 0)
part_shift = fls(max_part);
@@ -779,6 +779,7 @@ out:
blk_cleanup_queue(nbd_dev[i].disk->queue);
put_disk(nbd_dev[i].disk);
}
+ kfree(nbd_dev);
return err;
}
@@ -795,6 +796,7 @@ static void __exit nbd_cleanup(void)
}
}
unregister_blkdev(NBD_MAJOR, "nbd");
+ kfree(nbd_dev);
printk(KERN_INFO "nbd: unregistered device at major %d\n", NBD_MAJOR);
}
diff --git a/drivers/bluetooth/Kconfig b/drivers/bluetooth/Kconfig
index a235ca78746..7cb4029a537 100644
--- a/drivers/bluetooth/Kconfig
+++ b/drivers/bluetooth/Kconfig
@@ -3,8 +3,8 @@ menu "Bluetooth device drivers"
depends on BT
config BT_HCIUSB
- tristate "HCI USB driver"
- depends on USB
+ tristate "HCI USB driver (old version)"
+ depends on USB && BT_HCIBTUSB=n
help
Bluetooth HCI USB driver.
This driver is required if you want to use Bluetooth devices with
@@ -23,15 +23,13 @@ config BT_HCIUSB_SCO
Say Y here to compile support for SCO over HCI USB.
config BT_HCIBTUSB
- tristate "HCI USB driver (alternate version)"
- depends on USB && EXPERIMENTAL && BT_HCIUSB=n
+ tristate "HCI USB driver"
+ depends on USB
help
Bluetooth HCI USB driver.
This driver is required if you want to use Bluetooth devices with
USB interface.
- This driver is still experimental and has no SCO support.
-
Say Y here to compile support for Bluetooth USB devices into the
kernel or say M to compile it as module (btusb).
diff --git a/drivers/bluetooth/bt3c_cs.c b/drivers/bluetooth/bt3c_cs.c
index 593b7c59503..27058477cc8 100644
--- a/drivers/bluetooth/bt3c_cs.c
+++ b/drivers/bluetooth/bt3c_cs.c
@@ -60,7 +60,7 @@
/* ======================== Module parameters ======================== */
-MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>, Jose Orlando Pereira <jop@di.uminho.pt>");
+MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
MODULE_DESCRIPTION("Bluetooth driver for the 3Com Bluetooth PCMCIA card");
MODULE_LICENSE("GPL");
MODULE_FIRMWARE("BT3CPCC.bin");
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 95ae9ba5661..6a010681ecf 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -2,7 +2,7 @@
*
* Generic Bluetooth USB driver
*
- * Copyright (C) 2005-2007 Marcel Holtmann <marcel@holtmann.org>
+ * Copyright (C) 2005-2008 Marcel Holtmann <marcel@holtmann.org>
*
*
* This program is free software; you can redistribute it and/or modify
@@ -41,7 +41,7 @@
#define BT_DBG(D...)
#endif
-#define VERSION "0.2"
+#define VERSION "0.3"
static int ignore_dga;
static int ignore_csr;
@@ -160,12 +160,16 @@ static struct usb_device_id blacklist_table[] = {
{ } /* Terminating entry */
};
+#define BTUSB_MAX_ISOC_FRAMES 10
+
#define BTUSB_INTR_RUNNING 0
#define BTUSB_BULK_RUNNING 1
+#define BTUSB_ISOC_RUNNING 2
struct btusb_data {
struct hci_dev *hdev;
struct usb_device *udev;
+ struct usb_interface *isoc;
spinlock_t lock;
@@ -176,10 +180,15 @@ struct btusb_data {
struct usb_anchor tx_anchor;
struct usb_anchor intr_anchor;
struct usb_anchor bulk_anchor;
+ struct usb_anchor isoc_anchor;
struct usb_endpoint_descriptor *intr_ep;
struct usb_endpoint_descriptor *bulk_tx_ep;
struct usb_endpoint_descriptor *bulk_rx_ep;
+ struct usb_endpoint_descriptor *isoc_tx_ep;
+ struct usb_endpoint_descriptor *isoc_rx_ep;
+
+ int isoc_altsetting;
};
static void btusb_intr_complete(struct urb *urb)
@@ -195,6 +204,8 @@ static void btusb_intr_complete(struct urb *urb)
return;
if (urb->status == 0) {
+ hdev->stat.byte_rx += urb->actual_length;
+
if (hci_recv_fragment(hdev, HCI_EVENT_PKT,
urb->transfer_buffer,
urb->actual_length) < 0) {
@@ -216,7 +227,7 @@ static void btusb_intr_complete(struct urb *urb)
}
}
-static inline int btusb_submit_intr_urb(struct hci_dev *hdev)
+static int btusb_submit_intr_urb(struct hci_dev *hdev)
{
struct btusb_data *data = hdev->driver_data;
struct urb *urb;
@@ -226,6 +237,9 @@ static inline int btusb_submit_intr_urb(struct hci_dev *hdev)
BT_DBG("%s", hdev->name);
+ if (!data->intr_ep)
+ return -ENODEV;
+
urb = usb_alloc_urb(0, GFP_ATOMIC);
if (!urb)
return -ENOMEM;
@@ -274,6 +288,8 @@ static void btusb_bulk_complete(struct urb *urb)
return;
if (urb->status == 0) {
+ hdev->stat.byte_rx += urb->actual_length;
+
if (hci_recv_fragment(hdev, HCI_ACLDATA_PKT,
urb->transfer_buffer,
urb->actual_length) < 0) {
@@ -295,7 +311,7 @@ static void btusb_bulk_complete(struct urb *urb)
}
}
-static inline int btusb_submit_bulk_urb(struct hci_dev *hdev)
+static int btusb_submit_bulk_urb(struct hci_dev *hdev)
{
struct btusb_data *data = hdev->driver_data;
struct urb *urb;
@@ -305,6 +321,9 @@ static inline int btusb_submit_bulk_urb(struct hci_dev *hdev)
BT_DBG("%s", hdev->name);
+ if (!data->bulk_rx_ep)
+ return -ENODEV;
+
urb = usb_alloc_urb(0, GFP_KERNEL);
if (!urb)
return -ENOMEM;
@@ -339,6 +358,127 @@ static inline int btusb_submit_bulk_urb(struct hci_dev *hdev)
return err;
}
+static void btusb_isoc_complete(struct urb *urb)
+{
+ struct hci_dev *hdev = urb->context;
+ struct btusb_data *data = hdev->driver_data;
+ int i, err;
+
+ BT_DBG("%s urb %p status %d count %d", hdev->name,
+ urb, urb->status, urb->actual_length);
+
+ if (!test_bit(HCI_RUNNING, &hdev->flags))
+ return;
+
+ if (urb->status == 0) {
+ for (i = 0; i < urb->number_of_packets; i++) {
+ unsigned int offset = urb->iso_frame_desc[i].offset;
+ unsigned int length = urb->iso_frame_desc[i].actual_length;
+
+ if (urb->iso_frame_desc[i].status)
+ continue;
+
+ hdev->stat.byte_rx += length;
+
+ if (hci_recv_fragment(hdev, HCI_SCODATA_PKT,
+ urb->transfer_buffer + offset,
+ length) < 0) {
+ BT_ERR("%s corrupted SCO packet", hdev->name);
+ hdev->stat.err_rx++;
+ }
+ }
+ }
+
+ if (!test_bit(BTUSB_ISOC_RUNNING, &data->flags))
+ return;
+
+ usb_anchor_urb(urb, &data->isoc_anchor);
+
+ err = usb_submit_urb(urb, GFP_ATOMIC);
+ if (err < 0) {
+ BT_ERR("%s urb %p failed to resubmit (%d)",
+ hdev->name, urb, -err);
+ usb_unanchor_urb(urb);
+ }
+}
+
+static void inline __fill_isoc_descriptor(struct urb *urb, int len, int mtu)
+{
+ int i, offset = 0;
+
+ BT_DBG("len %d mtu %d", len, mtu);
+
+ for (i = 0; i < BTUSB_MAX_ISOC_FRAMES && len >= mtu;
+ i++, offset += mtu, len -= mtu) {
+ urb->iso_frame_desc[i].offset = offset;
+ urb->iso_frame_desc[i].length = mtu;
+ }
+
+ if (len && i < BTUSB_MAX_ISOC_FRAMES) {
+ urb->iso_frame_desc[i].offset = offset;
+ urb->iso_frame_desc[i].length = len;
+ i++;
+ }
+
+ urb->number_of_packets = i;
+}
+
+static int btusb_submit_isoc_urb(struct hci_dev *hdev)
+{
+ struct btusb_data *data = hdev->driver_data;
+ struct urb *urb;
+ unsigned char *buf;
+ unsigned int pipe;
+ int err, size;
+
+ BT_DBG("%s", hdev->name);
+
+ if (!data->isoc_rx_ep)
+ return -ENODEV;
+
+ urb = usb_alloc_urb(BTUSB_MAX_ISOC_FRAMES, GFP_KERNEL);
+ if (!urb)
+ return -ENOMEM;
+
+ size = le16_to_cpu(data->isoc_rx_ep->wMaxPacketSize) *
+ BTUSB_MAX_ISOC_FRAMES;
+
+ buf = kmalloc(size, GFP_KERNEL);
+ if (!buf) {
+ usb_free_urb(urb);
+ return -ENOMEM;
+ }
+
+ pipe = usb_rcvisocpipe(data->udev, data->isoc_rx_ep->bEndpointAddress);
+
+ urb->dev = data->udev;
+ urb->pipe = pipe;
+ urb->context = hdev;
+ urb->complete = btusb_isoc_complete;
+ urb->interval = data->isoc_rx_ep->bInterval;
+
+ urb->transfer_flags = URB_FREE_BUFFER | URB_ISO_ASAP;
+ urb->transfer_buffer = buf;
+ urb->transfer_buffer_length = size;
+
+ __fill_isoc_descriptor(urb, size,
+ le16_to_cpu(data->isoc_rx_ep->wMaxPacketSize));
+
+ usb_anchor_urb(urb, &data->isoc_anchor);
+
+ err = usb_submit_urb(urb, GFP_KERNEL);
+ if (err < 0) {
+ BT_ERR("%s urb %p submission failed (%d)",
+ hdev->name, urb, -err);
+ usb_unanchor_urb(urb);
+ kfree(buf);
+ }
+
+ usb_free_urb(urb);
+
+ return err;
+}
+
static void btusb_tx_complete(struct urb *urb)
{
struct sk_buff *skb = urb->context;
@@ -392,6 +532,9 @@ static int btusb_close(struct hci_dev *hdev)
if (!test_and_clear_bit(HCI_RUNNING, &hdev->flags))
return 0;
+ clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
+ usb_kill_anchored_urbs(&data->intr_anchor);
+
clear_bit(BTUSB_BULK_RUNNING, &data->flags);
usb_kill_anchored_urbs(&data->bulk_anchor);
@@ -453,6 +596,9 @@ static int btusb_send_frame(struct sk_buff *skb)
break;
case HCI_ACLDATA_PKT:
+ if (!data->bulk_tx_ep || hdev->conn_hash.acl_num < 1)
+ return -ENODEV;
+
urb = usb_alloc_urb(0, GFP_ATOMIC);
if (!urb)
return -ENOMEM;
@@ -467,9 +613,31 @@ static int btusb_send_frame(struct sk_buff *skb)
break;
case HCI_SCODATA_PKT:
+ if (!data->isoc_tx_ep || hdev->conn_hash.sco_num < 1)
+ return -ENODEV;
+
+ urb = usb_alloc_urb(BTUSB_MAX_ISOC_FRAMES, GFP_ATOMIC);
+ if (!urb)
+ return -ENOMEM;
+
+ pipe = usb_sndisocpipe(data->udev,
+ data->isoc_tx_ep->bEndpointAddress);
+
+ urb->dev = data->udev;
+ urb->pipe = pipe;
+ urb->context = skb;
+ urb->complete = btusb_tx_complete;
+ urb->interval = data->isoc_tx_ep->bInterval;
+
+ urb->transfer_flags = URB_ISO_ASAP;
+ urb->transfer_buffer = skb->data;
+ urb->transfer_buffer_length = skb->len;
+
+ __fill_isoc_descriptor(urb, skb->len,
+ le16_to_cpu(data->isoc_tx_ep->wMaxPacketSize));
+
hdev->stat.sco_tx++;
- kfree_skb(skb);
- return 0;
+ break;
default:
return -EILSEQ;
@@ -508,22 +676,86 @@ static void btusb_notify(struct hci_dev *hdev, unsigned int evt)
schedule_work(&data->work);
}
+static int inline __set_isoc_interface(struct hci_dev *hdev, int altsetting)
+{
+ struct btusb_data *data = hdev->driver_data;
+ struct usb_interface *intf = data->isoc;
+ struct usb_endpoint_descriptor *ep_desc;
+ int i, err;
+
+ if (!data->isoc)
+ return -ENODEV;
+
+ err = usb_set_interface(data->udev, 1, altsetting);
+ if (err < 0) {
+ BT_ERR("%s setting interface failed (%d)", hdev->name, -err);
+ return err;
+ }
+
+ data->isoc_altsetting = altsetting;
+
+ data->isoc_tx_ep = NULL;
+ data->isoc_rx_ep = NULL;
+
+ for (i = 0; i < intf->cur_altsetting->desc.bNumEndpoints; i++) {
+ ep_desc = &intf->cur_altsetting->endpoint[i].desc;
+
+ if (!data->isoc_tx_ep && usb_endpoint_is_isoc_out(ep_desc)) {
+ data->isoc_tx_ep = ep_desc;
+ continue;
+ }
+
+ if (!data->isoc_rx_ep && usb_endpoint_is_isoc_in(ep_desc)) {
+ data->isoc_rx_ep = ep_desc;
+ continue;
+ }
+ }
+
+ if (!data->isoc_tx_ep || !data->isoc_rx_ep) {
+ BT_ERR("%s invalid SCO descriptors", hdev->name);
+ return -ENODEV;
+ }
+
+ return 0;
+}
+
static void btusb_work(struct work_struct *work)
{
struct btusb_data *data = container_of(work, struct btusb_data, work);
struct hci_dev *hdev = data->hdev;
- if (hdev->conn_hash.acl_num == 0) {
+ if (hdev->conn_hash.acl_num > 0) {
+ if (!test_and_set_bit(BTUSB_BULK_RUNNING, &data->flags)) {
+ if (btusb_submit_bulk_urb(hdev) < 0)
+ clear_bit(BTUSB_BULK_RUNNING, &data->flags);
+ else
+ btusb_submit_bulk_urb(hdev);
+ }
+ } else {
clear_bit(BTUSB_BULK_RUNNING, &data->flags);
usb_kill_anchored_urbs(&data->bulk_anchor);
- return;
}
- if (!test_and_set_bit(BTUSB_BULK_RUNNING, &data->flags)) {
- if (btusb_submit_bulk_urb(hdev) < 0)
- clear_bit(BTUSB_BULK_RUNNING, &data->flags);
- else
- btusb_submit_bulk_urb(hdev);
+ if (hdev->conn_hash.sco_num > 0) {
+ if (data->isoc_altsetting != 2) {
+ clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
+ usb_kill_anchored_urbs(&data->isoc_anchor);
+
+ if (__set_isoc_interface(hdev, 2) < 0)
+ return;
+ }
+
+ if (!test_and_set_bit(BTUSB_ISOC_RUNNING, &data->flags)) {
+ if (btusb_submit_isoc_urb(hdev) < 0)
+ clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
+ else
+ btusb_submit_isoc_urb(hdev);
+ }
+ } else {
+ clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
+ usb_kill_anchored_urbs(&data->isoc_anchor);
+
+ __set_isoc_interface(hdev, 0);
}
}
@@ -597,6 +829,7 @@ static int btusb_probe(struct usb_interface *intf,
init_usb_anchor(&data->tx_anchor);
init_usb_anchor(&data->intr_anchor);
init_usb_anchor(&data->bulk_anchor);
+ init_usb_anchor(&data->isoc_anchor);
hdev = hci_alloc_dev();
if (!hdev) {
@@ -620,6 +853,9 @@ static int btusb_probe(struct usb_interface *intf,
hdev->owner = THIS_MODULE;
+ /* interface numbers are hardcoded in the spec */
+ data->isoc = usb_ifnum_to_if(data->udev, 1);
+
if (reset || id->driver_info & BTUSB_RESET)
set_bit(HCI_QUIRK_RESET_ON_INIT, &hdev->quirks);
@@ -628,11 +864,16 @@ static int btusb_probe(struct usb_interface *intf,
set_bit(HCI_QUIRK_FIXUP_BUFFER_SIZE, &hdev->quirks);
}
+ if (id->driver_info & BTUSB_BROKEN_ISOC)
+ data->isoc = NULL;
+
if (id->driver_info & BTUSB_SNIFFER) {
- struct usb_device *udev = interface_to_usbdev(intf);
+ struct usb_device *udev = data->udev;
if (le16_to_cpu(udev->descriptor.bcdDevice) > 0x997)
set_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks);
+
+ data->isoc = NULL;
}
if (id->driver_info & BTUSB_BCM92035) {
@@ -646,6 +887,16 @@ static int btusb_probe(struct usb_interface *intf,
}
}
+ if (data->isoc) {
+ err = usb_driver_claim_interface(&btusb_driver,
+ data->isoc, NULL);
+ if (err < 0) {
+ hci_free_dev(hdev);
+ kfree(data);
+ return err;
+ }
+ }
+
err = hci_register_dev(hdev);
if (err < 0) {
hci_free_dev(hdev);
@@ -670,6 +921,9 @@ static void btusb_disconnect(struct usb_interface *intf)
hdev = data->hdev;
+ if (data->isoc)
+ usb_driver_release_interface(&btusb_driver, data->isoc);
+
usb_set_intfdata(intf, NULL);
hci_unregister_dev(hdev);
diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c
index 69df187d74c..8dfcf77cb71 100644
--- a/drivers/bluetooth/hci_ldisc.c
+++ b/drivers/bluetooth/hci_ldisc.c
@@ -577,7 +577,7 @@ module_exit(hci_uart_exit);
module_param(reset, bool, 0644);
MODULE_PARM_DESC(reset, "Send HCI reset command on initialization");
-MODULE_AUTHOR("Maxim Krasnyansky <maxk@qualcomm.com>, Marcel Holtmann <marcel@holtmann.org>");
+MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
MODULE_DESCRIPTION("Bluetooth HCI UART driver ver " VERSION);
MODULE_VERSION(VERSION);
MODULE_LICENSE("GPL");
diff --git a/drivers/bluetooth/hci_usb.c b/drivers/bluetooth/hci_usb.c
index e397572bf57..3c453924f83 100644
--- a/drivers/bluetooth/hci_usb.c
+++ b/drivers/bluetooth/hci_usb.c
@@ -1130,7 +1130,7 @@ module_param(isoc, int, 0644);
MODULE_PARM_DESC(isoc, "Set isochronous transfers for SCO over HCI support");
#endif
-MODULE_AUTHOR("Maxim Krasnyansky <maxk@qualcomm.com>, Marcel Holtmann <marcel@holtmann.org>");
+MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
MODULE_DESCRIPTION("Bluetooth HCI USB driver ver " VERSION);
MODULE_VERSION(VERSION);
MODULE_LICENSE("GPL");
diff --git a/drivers/bluetooth/hci_vhci.c b/drivers/bluetooth/hci_vhci.c
index d97700aa54a..7320a71b636 100644
--- a/drivers/bluetooth/hci_vhci.c
+++ b/drivers/bluetooth/hci_vhci.c
@@ -377,7 +377,7 @@ module_exit(vhci_exit);
module_param(minor, int, 0444);
MODULE_PARM_DESC(minor, "Miscellaneous minor device number");
-MODULE_AUTHOR("Maxim Krasnyansky <maxk@qualcomm.com>, Marcel Holtmann <marcel@holtmann.org>");
+MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
MODULE_DESCRIPTION("Bluetooth virtual HCI driver ver " VERSION);
MODULE_VERSION(VERSION);
MODULE_LICENSE("GPL");
diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index f52931e1c16..8e8afb6141f 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -2695,15 +2695,13 @@ static __devinit void default_find_bmc(void)
for (i = 0; ; i++) {
if (!ipmi_defaults[i].port)
break;
-
- info = kzalloc(sizeof(*info), GFP_KERNEL);
- if (!info)
- return;
-
#ifdef CONFIG_PPC_MERGE
if (check_legacy_ioport(ipmi_defaults[i].port))
continue;
#endif
+ info = kzalloc(sizeof(*info), GFP_KERNEL);
+ if (!info)
+ return;
info->addr_source = NULL;
diff --git a/drivers/char/random.c b/drivers/char/random.c
index e0d0e371909..1838aa3d24f 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -1571,6 +1571,7 @@ u32 secure_ipv4_port_ephemeral(__be32 saddr, __be32 daddr, __be16 dport)
return half_md4_transform(hash, keyptr->secret);
}
+EXPORT_SYMBOL_GPL(secure_ipv4_port_ephemeral);
#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
u32 secure_ipv6_port_ephemeral(const __be32 *saddr, const __be32 *daddr,
diff --git a/drivers/char/xilinx_hwicap/buffer_icap.h b/drivers/char/xilinx_hwicap/buffer_icap.h
index c5b1840906b..8b0252bf06e 100644
--- a/drivers/char/xilinx_hwicap/buffer_icap.h
+++ b/drivers/char/xilinx_hwicap/buffer_icap.h
@@ -38,7 +38,6 @@
#include <linux/types.h>
#include <linux/cdev.h>
-#include <linux/version.h>
#include <linux/platform_device.h>
#include <asm/io.h>
diff --git a/drivers/char/xilinx_hwicap/fifo_icap.h b/drivers/char/xilinx_hwicap/fifo_icap.h
index ffabd3ba2bd..62bda453c90 100644
--- a/drivers/char/xilinx_hwicap/fifo_icap.h
+++ b/drivers/char/xilinx_hwicap/fifo_icap.h
@@ -38,7 +38,6 @@
#include <linux/types.h>
#include <linux/cdev.h>
-#include <linux/version.h>
#include <linux/platform_device.h>
#include <asm/io.h>
diff --git a/drivers/char/xilinx_hwicap/xilinx_hwicap.h b/drivers/char/xilinx_hwicap/xilinx_hwicap.h
index 1f9c8b082db..24d0d9b938f 100644
--- a/drivers/char/xilinx_hwicap/xilinx_hwicap.h
+++ b/drivers/char/xilinx_hwicap/xilinx_hwicap.h
@@ -38,7 +38,6 @@
#include <linux/types.h>
#include <linux/cdev.h>
-#include <linux/version.h>
#include <linux/platform_device.h>
#include <asm/io.h>
diff --git a/drivers/edac/edac_core.h b/drivers/edac/edac_core.h
index b27b13c5eb5..4b55ec607a8 100644
--- a/drivers/edac/edac_core.h
+++ b/drivers/edac/edac_core.h
@@ -34,7 +34,6 @@
#include <linux/platform_device.h>
#include <linux/sysdev.h>
#include <linux/workqueue.h>
-#include <linux/version.h>
#define EDAC_MC_LABEL_LEN 31
#define EDAC_DEVICE_NAME_LEN 31
diff --git a/drivers/firewire/Kconfig b/drivers/firewire/Kconfig
index fa6d6abefd4..45090243820 100644
--- a/drivers/firewire/Kconfig
+++ b/drivers/firewire/Kconfig
@@ -12,8 +12,8 @@ config FIREWIRE
This is the "Juju" FireWire stack, a new alternative implementation
designed for robustness and simplicity. You can build either this
stack, or the old stack (the ieee1394 driver, ohci1394 etc.) or both.
- Please read http://wiki.linux1394.org/JujuMigration before you
- enable the new stack.
+ Please read http://ieee1394.wiki.kernel.org/index.php/Juju_Migration
+ before you enable the new stack.
To compile this driver as a module, say M here: the module will be
called firewire-core.
diff --git a/drivers/i2c/busses/i2c-at91.c b/drivers/i2c/busses/i2c-at91.c
index c1adcdbf797..9efb0213725 100644
--- a/drivers/i2c/busses/i2c-at91.c
+++ b/drivers/i2c/busses/i2c-at91.c
@@ -14,7 +14,6 @@
*/
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/kernel.h>
#include <linux/err.h>
#include <linux/slab.h>
diff --git a/drivers/ieee1394/nodemgr.c b/drivers/ieee1394/nodemgr.c
index 994a21e5a0a..16240a78965 100644
--- a/drivers/ieee1394/nodemgr.c
+++ b/drivers/ieee1394/nodemgr.c
@@ -844,7 +844,7 @@ static struct node_entry *nodemgr_create_node(octlet_t guid, struct csr1212_csr
ne->host = host;
ne->nodeid = nodeid;
ne->generation = generation;
- ne->needs_probe = 1;
+ ne->needs_probe = true;
ne->guid = guid;
ne->guid_vendor_id = (guid >> 40) & 0xffffff;
@@ -1144,7 +1144,7 @@ static void nodemgr_process_root_directory(struct host_info *hi, struct node_ent
struct csr1212_keyval *kv, *vendor_name_kv = NULL;
u8 last_key_id = 0;
- ne->needs_probe = 0;
+ ne->needs_probe = false;
csr1212_for_each_dir_entry(ne->csr, kv, ne->csr->root_kv, dentry) {
switch (kv->key.id) {
@@ -1295,7 +1295,7 @@ static void nodemgr_update_node(struct node_entry *ne, struct csr1212_csr *csr,
nodemgr_update_bus_options(ne);
/* Mark the node as new, so it gets re-probed */
- ne->needs_probe = 1;
+ ne->needs_probe = true;
} else {
/* old cache is valid, so update its generation */
struct nodemgr_csr_info *ci = ne->csr->private;
@@ -1566,57 +1566,60 @@ static void nodemgr_probe_ne(struct host_info *hi, struct node_entry *ne, int ge
struct probe_param {
struct host_info *hi;
int generation;
+ bool probe_now;
};
-static int __nodemgr_node_probe(struct device *dev, void *data)
+static int node_probe(struct device *dev, void *data)
{
- struct probe_param *param = (struct probe_param *)data;
+ struct probe_param *p = data;
struct node_entry *ne;
+ if (p->generation != get_hpsb_generation(p->hi->host))
+ return -EAGAIN;
+
ne = container_of(dev, struct node_entry, node_dev);
- if (!ne->needs_probe)
- nodemgr_probe_ne(param->hi, ne, param->generation);
- if (ne->needs_probe)
- nodemgr_probe_ne(param->hi, ne, param->generation);
+ if (ne->needs_probe == p->probe_now)
+ nodemgr_probe_ne(p->hi, ne, p->generation);
return 0;
}
static void nodemgr_node_probe(struct host_info *hi, int generation)
{
- struct hpsb_host *host = hi->host;
- struct probe_param param;
+ struct probe_param p;
- param.hi = hi;
- param.generation = generation;
- /* Do some processing of the nodes we've probed. This pulls them
+ p.hi = hi;
+ p.generation = generation;
+ /*
+ * Do some processing of the nodes we've probed. This pulls them
* into the sysfs layer if needed, and can result in processing of
* unit-directories, or just updating the node and it's
* unit-directories.
*
* Run updates before probes. Usually, updates are time-critical
- * while probes are time-consuming. (Well, those probes need some
- * improvement...) */
-
- class_for_each_device(&nodemgr_ne_class, NULL, &param,
- __nodemgr_node_probe);
-
- /* If we had a bus reset while we were scanning the bus, it is
- * possible that we did not probe all nodes. In that case, we
- * skip the clean up for now, since we could remove nodes that
- * were still on the bus. Another bus scan is pending which will
- * do the clean up eventually.
+ * while probes are time-consuming.
*
+ * Meanwhile, another bus reset may have happened. In this case we
+ * skip everything here and let the next bus scan handle it.
+ * Otherwise we may prematurely remove nodes which are still there.
+ */
+ p.probe_now = false;
+ if (class_for_each_device(&nodemgr_ne_class, NULL, &p, node_probe) != 0)
+ return;
+
+ p.probe_now = true;
+ if (class_for_each_device(&nodemgr_ne_class, NULL, &p, node_probe) != 0)
+ return;
+ /*
* Now let's tell the bus to rescan our devices. This may seem
* like overhead, but the driver-model core will only scan a
* device for a driver when either the device is added, or when a
* new driver is added. A bus reset is a good reason to rescan
* devices that were there before. For example, an sbp2 device
* may become available for login, if the host that held it was
- * just removed. */
-
- if (generation == get_hpsb_generation(host))
- if (bus_rescan_devices(&ieee1394_bus_type))
- HPSB_DEBUG("bus_rescan_devices had an error");
+ * just removed.
+ */
+ if (bus_rescan_devices(&ieee1394_bus_type) != 0)
+ HPSB_DEBUG("bus_rescan_devices had an error");
}
static int nodemgr_send_resume_packet(struct hpsb_host *host)
diff --git a/drivers/ieee1394/nodemgr.h b/drivers/ieee1394/nodemgr.h
index 919e92e2a95..6eb26465a84 100644
--- a/drivers/ieee1394/nodemgr.h
+++ b/drivers/ieee1394/nodemgr.h
@@ -97,7 +97,7 @@ struct node_entry {
struct hpsb_host *host; /* Host this node is attached to */
nodeid_t nodeid; /* NodeID */
struct bus_options busopt; /* Bus Options */
- int needs_probe;
+ bool needs_probe;
unsigned int generation; /* Synced with hpsb generation */
/* The following is read from the config rom */
diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c
index 9cbf3154d24..1d6ad343553 100644
--- a/drivers/ieee1394/sbp2.c
+++ b/drivers/ieee1394/sbp2.c
@@ -731,15 +731,26 @@ static int sbp2_update(struct unit_directory *ud)
{
struct sbp2_lu *lu = ud->device.driver_data;
- if (sbp2_reconnect_device(lu)) {
- /* Reconnect has failed. Perhaps we didn't reconnect fast
- * enough. Try a regular login, but first log out just in
- * case of any weirdness. */
+ if (sbp2_reconnect_device(lu) != 0) {
+ /*
+ * Reconnect failed. If another bus reset happened,
+ * let nodemgr proceed and call sbp2_update again later
+ * (or sbp2_remove if this node went away).
+ */
+ if (!hpsb_node_entry_valid(lu->ne))
+ return 0;
+ /*
+ * Or the target rejected the reconnect because we weren't
+ * fast enough. Try a regular login, but first log out
+ * just in case of any weirdness.
+ */
sbp2_logout_device(lu);
- if (sbp2_login_device(lu)) {
- /* Login failed too, just fail, and the backend
- * will call our sbp2_remove for us */
+ if (sbp2_login_device(lu) != 0) {
+ if (!hpsb_node_entry_valid(lu->ne))
+ return 0;
+
+ /* Maybe another initiator won the login. */
SBP2_ERR("Failed to reconnect to sbp2 device!");
return -EBUSY;
}
diff --git a/drivers/infiniband/hw/ehca/ehca_tools.h b/drivers/infiniband/hw/ehca/ehca_tools.h
index ec950bf8c47..21f7d06f14a 100644
--- a/drivers/infiniband/hw/ehca/ehca_tools.h
+++ b/drivers/infiniband/hw/ehca/ehca_tools.h
@@ -54,7 +54,6 @@
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/vmalloc.h>
-#include <linux/version.h>
#include <linux/notifier.h>
#include <linux/cpu.h>
#include <linux/device.h>
diff --git a/drivers/infiniband/hw/ipath/ipath_fs.c b/drivers/infiniband/hw/ipath/ipath_fs.c
index 23faba9d21e..8bb5170b4e4 100644
--- a/drivers/infiniband/hw/ipath/ipath_fs.c
+++ b/drivers/infiniband/hw/ipath/ipath_fs.c
@@ -31,7 +31,6 @@
* SOFTWARE.
*/
-#include <linux/version.h>
#include <linux/module.h>
#include <linux/fs.h>
#include <linux/mount.h>
diff --git a/drivers/infiniband/hw/ipath/ipath_iba7220.c b/drivers/infiniband/hw/ipath/ipath_iba7220.c
index d90f5e9a54f..9839e20119b 100644
--- a/drivers/infiniband/hw/ipath/ipath_iba7220.c
+++ b/drivers/infiniband/hw/ipath/ipath_iba7220.c
@@ -1720,7 +1720,7 @@ static void ipath_7220_put_tid(struct ipath_devdata *dd, u64 __iomem *tidptr,
"not 2KB aligned!\n", pa);
return;
}
- if (pa >= (1UL << IBA7220_TID_SZ_SHIFT)) {
+ if (chippa >= (1UL << IBA7220_TID_SZ_SHIFT)) {
ipath_dev_err(dd,
"BUG: Physical page address 0x%lx "
"larger than supported\n", pa);
diff --git a/drivers/infiniband/hw/ipath/ipath_ud.c b/drivers/infiniband/hw/ipath/ipath_ud.c
index 36aa242c487..729446f56aa 100644
--- a/drivers/infiniband/hw/ipath/ipath_ud.c
+++ b/drivers/infiniband/hw/ipath/ipath_ud.c
@@ -267,6 +267,7 @@ int ipath_make_ud_req(struct ipath_qp *qp)
u16 lrh0;
u16 lid;
int ret = 0;
+ int next_cur;
spin_lock_irqsave(&qp->s_lock, flags);
@@ -290,8 +291,9 @@ int ipath_make_ud_req(struct ipath_qp *qp)
goto bail;
wqe = get_swqe_ptr(qp, qp->s_cur);
- if (++qp->s_cur >= qp->s_size)
- qp->s_cur = 0;
+ next_cur = qp->s_cur + 1;
+ if (next_cur >= qp->s_size)
+ next_cur = 0;
/* Construct the header. */
ah_attr = &to_iah(wqe->wr.wr.ud.ah)->attr;
@@ -315,6 +317,7 @@ int ipath_make_ud_req(struct ipath_qp *qp)
qp->s_flags |= IPATH_S_WAIT_DMA;
goto bail;
}
+ qp->s_cur = next_cur;
spin_unlock_irqrestore(&qp->s_lock, flags);
ipath_ud_loopback(qp, wqe);
spin_lock_irqsave(&qp->s_lock, flags);
@@ -323,6 +326,7 @@ int ipath_make_ud_req(struct ipath_qp *qp)
}
}
+ qp->s_cur = next_cur;
extra_bytes = -wqe->length & 3;
nwords = (wqe->length + extra_bytes) >> 2;
diff --git a/drivers/infiniband/hw/nes/nes.h b/drivers/infiniband/hw/nes/nes.h
index 39bd897b40c..8eb7ae96974 100644
--- a/drivers/infiniband/hw/nes/nes.h
+++ b/drivers/infiniband/hw/nes/nes.h
@@ -43,7 +43,6 @@
#include <linux/dma-mapping.h>
#include <linux/workqueue.h>
#include <linux/slab.h>
-#include <linux/version.h>
#include <asm/io.h>
#include <linux/crc32c.h>
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
index f51201b17bf..7e9e218738f 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -156,14 +156,8 @@ static int ipoib_stop(struct net_device *dev)
netif_stop_queue(dev);
- /*
- * Now flush workqueue to make sure a scheduled task doesn't
- * bring our internal state back up.
- */
- flush_workqueue(ipoib_workqueue);
-
- ipoib_ib_dev_down(dev, 1);
- ipoib_ib_dev_stop(dev, 1);
+ ipoib_ib_dev_down(dev, 0);
+ ipoib_ib_dev_stop(dev, 0);
if (!test_bit(IPOIB_FLAG_SUBINTERFACE, &priv->flags)) {
struct ipoib_dev_priv *cpriv;
@@ -1314,7 +1308,7 @@ sysfs_failed:
register_failed:
ib_unregister_event_handler(&priv->event_handler);
- flush_scheduled_work();
+ flush_workqueue(ipoib_workqueue);
event_failed:
ipoib_dev_cleanup(priv->dev);
@@ -1373,7 +1367,12 @@ static void ipoib_remove_one(struct ib_device *device)
list_for_each_entry_safe(priv, tmp, dev_list, list) {
ib_unregister_event_handler(&priv->event_handler);
- flush_scheduled_work();
+
+ rtnl_lock();
+ dev_change_flags(priv->dev, priv->dev->flags & ~IFF_UP);
+ rtnl_unlock();
+
+ flush_workqueue(ipoib_workqueue);
unregister_netdev(priv->dev);
ipoib_dev_cleanup(priv->dev);
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
index 8950e9546f4..ac33c8f3ea8 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
@@ -392,8 +392,16 @@ static int ipoib_mcast_join_complete(int status,
&priv->mcast_task, 0);
mutex_unlock(&mcast_mutex);
- if (mcast == priv->broadcast)
+ if (mcast == priv->broadcast) {
+ /*
+ * Take RTNL lock here to avoid racing with
+ * ipoib_stop() and turning the carrier back
+ * on while a device is being removed.
+ */
+ rtnl_lock();
netif_carrier_on(dev);
+ rtnl_unlock();
+ }
return 0;
}
diff --git a/drivers/infiniband/ulp/iser/iser_verbs.c b/drivers/infiniband/ulp/iser/iser_verbs.c
index 63462ecca14..26ff6214a81 100644
--- a/drivers/infiniband/ulp/iser/iser_verbs.c
+++ b/drivers/infiniband/ulp/iser/iser_verbs.c
@@ -33,7 +33,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/delay.h>
-#include <linux/version.h>
#include "iscsi_iser.h"
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index a92d8156755..3524bef62be 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -677,8 +677,8 @@ static int handle_eviocgbit(struct input_dev *dev, unsigned int cmd, void __user
len = OLD_KEY_MAX;
if (printk_timed_ratelimit(&keymax_warn_time, 10 * 1000))
printk(KERN_WARNING
- "evdev.c(EVIOCGBIT): Suspicious buffer size %d, "
- "limiting output to %d bytes. See "
+ "evdev.c(EVIOCGBIT): Suspicious buffer size %u, "
+ "limiting output to %zu bytes. See "
"http://userweb.kernel.org/~dtor/eviocgbit-bug.html\n",
OLD_KEY_MAX,
BITS_TO_LONGS(OLD_KEY_MAX) * sizeof(long));
diff --git a/drivers/input/keyboard/bf54x-keys.c b/drivers/input/keyboard/bf54x-keys.c
index 54ed8e2e1c0..6f227d3dbda 100644
--- a/drivers/input/keyboard/bf54x-keys.c
+++ b/drivers/input/keyboard/bf54x-keys.c
@@ -29,7 +29,6 @@
*/
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <linux/fs.h>
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index 3f48279f219..ec96b369dd7 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -9,7 +9,6 @@
*/
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <linux/fs.h>
diff --git a/drivers/input/misc/cobalt_btns.c b/drivers/input/misc/cobalt_btns.c
index 6a1f48b76e3..2adf9cb265d 100644
--- a/drivers/input/misc/cobalt_btns.c
+++ b/drivers/input/misc/cobalt_btns.c
@@ -148,6 +148,9 @@ static int __devexit cobalt_buttons_remove(struct platform_device *pdev)
return 0;
}
+MODULE_AUTHOR("Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>");
+MODULE_DESCRIPTION("Cobalt button interface driver");
+MODULE_LICENSE("GPL");
/* work with hotplug and coldplug */
MODULE_ALIAS("platform:Cobalt buttons");
diff --git a/drivers/input/mouse/gpio_mouse.c b/drivers/input/mouse/gpio_mouse.c
index 33929018487..72cf5e33790 100644
--- a/drivers/input/mouse/gpio_mouse.c
+++ b/drivers/input/mouse/gpio_mouse.c
@@ -9,7 +9,6 @@
*/
#include <linux/init.h>
-#include <linux/version.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/input-polldev.h>
diff --git a/drivers/input/tablet/gtco.c b/drivers/input/tablet/gtco.c
index b9b7a98bc5a..7df0228e836 100644
--- a/drivers/input/tablet/gtco.c
+++ b/drivers/input/tablet/gtco.c
@@ -64,7 +64,6 @@ Scott Hill shill@gtcocalcomp.com
#include <asm/byteorder.h>
-#include <linux/version.h>
#include <linux/usb/input.h>
/* Version with a Major number of 2 is for kernel inclusion only. */
diff --git a/drivers/input/touchscreen/mainstone-wm97xx.c b/drivers/input/touchscreen/mainstone-wm97xx.c
index 283f93a0cee..37a555f3730 100644
--- a/drivers/input/touchscreen/mainstone-wm97xx.c
+++ b/drivers/input/touchscreen/mainstone-wm97xx.c
@@ -25,7 +25,6 @@
#include <linux/module.h>
#include <linux/moduleparam.h>
-#include <linux/version.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/delay.h>
diff --git a/drivers/input/touchscreen/migor_ts.c b/drivers/input/touchscreen/migor_ts.c
index c1cd99d5898..504ca11749a 100644
--- a/drivers/input/touchscreen/migor_ts.c
+++ b/drivers/input/touchscreen/migor_ts.c
@@ -173,7 +173,7 @@ static int migor_ts_probe(struct i2c_client *client,
input_set_abs_params(input, ABS_X, 95, 955, 0, 0);
input_set_abs_params(input, ABS_Y, 85, 935, 0, 0);
- input->name = client->driver_name;
+ input->name = client->name;
input->id.bustype = BUS_I2C;
input->dev.parent = &client->dev;
@@ -192,7 +192,7 @@ static int migor_ts_probe(struct i2c_client *client,
goto err1;
error = request_irq(priv->irq, migor_ts_isr, IRQF_TRIGGER_LOW,
- client->driver_name, priv);
+ client->name, priv);
if (error) {
dev_err(&client->dev, "Unable to request touchscreen IRQ.\n");
goto err2;
@@ -224,12 +224,19 @@ static int migor_ts_remove(struct i2c_client *client)
return 0;
}
+static const struct i2c_device_id migor_ts_id[] = {
+ { "migor_ts", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, migor_ts);
+
static struct i2c_driver migor_ts_driver = {
.driver = {
.name = "migor_ts",
},
.probe = migor_ts_probe,
.remove = migor_ts_remove,
+ .id_table = migor_ts_id,
};
static int __init migor_ts_init(void)
diff --git a/drivers/input/touchscreen/wm9705.c b/drivers/input/touchscreen/wm9705.c
index 978e1a13ffc..372efbc694f 100644
--- a/drivers/input/touchscreen/wm9705.c
+++ b/drivers/input/touchscreen/wm9705.c
@@ -17,7 +17,6 @@
#include <linux/module.h>
#include <linux/moduleparam.h>
-#include <linux/version.h>
#include <linux/kernel.h>
#include <linux/input.h>
#include <linux/delay.h>
diff --git a/drivers/input/touchscreen/wm9712.c b/drivers/input/touchscreen/wm9712.c
index 4c5d85a249a..c8bb1e7335f 100644
--- a/drivers/input/touchscreen/wm9712.c
+++ b/drivers/input/touchscreen/wm9712.c
@@ -17,7 +17,6 @@
#include <linux/module.h>
#include <linux/moduleparam.h>
-#include <linux/version.h>
#include <linux/kernel.h>
#include <linux/input.h>
#include <linux/delay.h>
diff --git a/drivers/input/touchscreen/wm9713.c b/drivers/input/touchscreen/wm9713.c
index 838458792ea..781ee83547e 100644
--- a/drivers/input/touchscreen/wm9713.c
+++ b/drivers/input/touchscreen/wm9713.c
@@ -17,7 +17,6 @@
#include <linux/module.h>
#include <linux/moduleparam.h>
-#include <linux/version.h>
#include <linux/kernel.h>
#include <linux/input.h>
#include <linux/delay.h>
diff --git a/drivers/input/touchscreen/wm97xx-core.c b/drivers/input/touchscreen/wm97xx-core.c
index cdc24ad314e..d589ab0e3ad 100644
--- a/drivers/input/touchscreen/wm97xx-core.c
+++ b/drivers/input/touchscreen/wm97xx-core.c
@@ -37,7 +37,6 @@
#include <linux/module.h>
#include <linux/moduleparam.h>
-#include <linux/version.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/delay.h>
diff --git a/drivers/lguest/lguest_device.c b/drivers/lguest/lguest_device.c
index 37344aaee22..a661bbdae3d 100644
--- a/drivers/lguest/lguest_device.c
+++ b/drivers/lguest/lguest_device.c
@@ -98,6 +98,10 @@ static u32 lg_get_features(struct virtio_device *vdev)
return features;
}
+/* The virtio core takes the features the Host offers, and copies the
+ * ones supported by the driver into the vdev->features array. Once
+ * that's all sorted out, this routine is called so we can tell the
+ * Host which features we understand and accept. */
static void lg_finalize_features(struct virtio_device *vdev)
{
unsigned int i, bits;
@@ -108,6 +112,10 @@ static void lg_finalize_features(struct virtio_device *vdev)
/* Give virtio_ring a chance to accept features. */
vring_transport_features(vdev);
+ /* The vdev->feature array is a Linux bitmask: this isn't the
+ * same as a the simple array of bits used by lguest devices
+ * for features. So we do this slow, manual conversion which is
+ * completely general. */
memset(out_features, 0, desc->feature_len);
bits = min_t(unsigned, desc->feature_len, sizeof(vdev->features)) * 8;
for (i = 0; i < bits; i++) {
diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c
index c6408a62d95..bc2a807f210 100644
--- a/drivers/mfd/asic3.c
+++ b/drivers/mfd/asic3.c
@@ -16,7 +16,6 @@
*
*/
-#include <linux/version.h>
#include <linux/kernel.h>
#include <linux/irq.h>
#include <linux/gpio.h>
diff --git a/drivers/misc/acer-wmi.c b/drivers/misc/acer-wmi.c
index b2d9878dc3f..c6c77a505ec 100644
--- a/drivers/misc/acer-wmi.c
+++ b/drivers/misc/acer-wmi.c
@@ -192,6 +192,9 @@ static struct quirk_entry *quirks;
static void set_quirks(void)
{
+ if (!interface)
+ return;
+
if (quirks->mailled)
interface->capability |= ACER_CAP_MAILLED;
@@ -1237,6 +1240,8 @@ static int __init acer_wmi_init(void)
return -ENODEV;
}
+ set_quirks();
+
if (platform_driver_register(&acer_platform_driver)) {
printk(ACER_ERR "Unable to register platform driver.\n");
goto error_platform_register;
diff --git a/drivers/misc/eeepc-laptop.c b/drivers/misc/eeepc-laptop.c
index 9e8d79e7e9f..facdb9893c8 100644
--- a/drivers/misc/eeepc-laptop.c
+++ b/drivers/misc/eeepc-laptop.c
@@ -553,9 +553,9 @@ static void eeepc_hwmon_exit(void)
hwmon = eeepc_hwmon_device;
if (!hwmon)
return ;
- hwmon_device_unregister(hwmon);
sysfs_remove_group(&hwmon->kobj,
&hwmon_attribute_group);
+ hwmon_device_unregister(hwmon);
eeepc_hwmon_device = NULL;
}
diff --git a/drivers/misc/eeprom_93cx6.c b/drivers/misc/eeprom_93cx6.c
index ea55654e594..15b1780025c 100644
--- a/drivers/misc/eeprom_93cx6.c
+++ b/drivers/misc/eeprom_93cx6.c
@@ -26,7 +26,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/delay.h>
#include <linux/eeprom_93cx6.h>
diff --git a/drivers/mtd/maps/amd76xrom.c b/drivers/mtd/maps/amd76xrom.c
index 948b86f35ef..d1eec7d3243 100644
--- a/drivers/mtd/maps/amd76xrom.c
+++ b/drivers/mtd/maps/amd76xrom.c
@@ -6,7 +6,6 @@
#include <linux/module.h>
#include <linux/types.h>
-#include <linux/version.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <asm/io.h>
diff --git a/drivers/mtd/maps/ck804xrom.c b/drivers/mtd/maps/ck804xrom.c
index effaf7cdefa..1a6feb4474d 100644
--- a/drivers/mtd/maps/ck804xrom.c
+++ b/drivers/mtd/maps/ck804xrom.c
@@ -9,7 +9,6 @@
#include <linux/module.h>
#include <linux/types.h>
-#include <linux/version.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <asm/io.h>
diff --git a/drivers/mtd/maps/esb2rom.c b/drivers/mtd/maps/esb2rom.c
index aa64a475278..bbbcdd4c8d1 100644
--- a/drivers/mtd/maps/esb2rom.c
+++ b/drivers/mtd/maps/esb2rom.c
@@ -12,7 +12,6 @@
#include <linux/module.h>
#include <linux/types.h>
-#include <linux/version.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <asm/io.h>
diff --git a/drivers/mtd/nand/au1550nd.c b/drivers/mtd/nand/au1550nd.c
index 761946ea45b..92c334ff450 100644
--- a/drivers/mtd/nand/au1550nd.c
+++ b/drivers/mtd/nand/au1550nd.c
@@ -16,7 +16,6 @@
#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
-#include <linux/version.h>
#include <asm/io.h>
#include <asm/mach-au1x00/au1xxx.h>
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 4b4cb2bf4f1..a5c141cecd4 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -1172,7 +1172,7 @@ config ETH16I
config NE2000
tristate "NE2000/NE1000 support"
- depends on NET_ISA || (Q40 && m) || M32R || TOSHIBA_RBTX4927 || TOSHIBA_RBTX4938
+ depends on NET_ISA || (Q40 && m) || M32R || MACH_TX49XX
select CRC32
---help---
If you have a network (Ethernet) card of this type, say Y and read
diff --git a/drivers/net/acenic.c b/drivers/net/acenic.c
index e4483de84e7..66de80b64b9 100644
--- a/drivers/net/acenic.c
+++ b/drivers/net/acenic.c
@@ -52,7 +52,6 @@
#include <linux/module.h>
#include <linux/moduleparam.h>
-#include <linux/version.h>
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/ioport.h>
diff --git a/drivers/net/arm/ixp4xx_eth.c b/drivers/net/arm/ixp4xx_eth.c
index 020771bfb60..e2d702b8b2e 100644
--- a/drivers/net/arm/ixp4xx_eth.c
+++ b/drivers/net/arm/ixp4xx_eth.c
@@ -551,7 +551,7 @@ static int eth_poll(struct napi_struct *napi, int budget)
if ((skb = netdev_alloc_skb(dev, RX_BUFF_SIZE))) {
phys = dma_map_single(&dev->dev, skb->data,
RX_BUFF_SIZE, DMA_FROM_DEVICE);
- if (dma_mapping_error(phys)) {
+ if (dma_mapping_error(&dev->dev, phys)) {
dev_kfree_skb(skb);
skb = NULL;
}
@@ -698,7 +698,7 @@ static int eth_xmit(struct sk_buff *skb, struct net_device *dev)
#endif
phys = dma_map_single(&dev->dev, mem, bytes, DMA_TO_DEVICE);
- if (dma_mapping_error(phys)) {
+ if (dma_mapping_error(&dev->dev, phys)) {
#ifdef __ARMEB__
dev_kfree_skb(skb);
#else
@@ -883,7 +883,7 @@ static int init_queues(struct port *port)
desc->buf_len = MAX_MRU;
desc->data = dma_map_single(&port->netdev->dev, data,
RX_BUFF_SIZE, DMA_FROM_DEVICE);
- if (dma_mapping_error(desc->data)) {
+ if (dma_mapping_error(&port->netdev->dev, desc->data)) {
free_buffer(buff);
return -EIO;
}
diff --git a/drivers/net/atl1e/atl1e_ethtool.c b/drivers/net/atl1e/atl1e_ethtool.c
index cdc3b85b10b..619c6583e1a 100644
--- a/drivers/net/atl1e/atl1e_ethtool.c
+++ b/drivers/net/atl1e/atl1e_ethtool.c
@@ -355,7 +355,7 @@ static int atl1e_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
struct atl1e_adapter *adapter = netdev_priv(netdev);
if (wol->wolopts & (WAKE_ARP | WAKE_MAGICSECURE |
- WAKE_MCAST | WAKE_BCAST | WAKE_MCAST))
+ WAKE_UCAST | WAKE_MCAST | WAKE_BCAST))
return -EOPNOTSUPP;
/* these settings will always override what we currently have */
adapter->wol = 0;
diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c
index cb8be490e5a..5ee1b0557a0 100644
--- a/drivers/net/au1000_eth.c
+++ b/drivers/net/au1000_eth.c
@@ -807,7 +807,7 @@ err_out:
static int au1000_init(struct net_device *dev)
{
struct au1000_private *aup = (struct au1000_private *) dev->priv;
- u32 flags;
+ unsigned long flags;
int i;
u32 control;
diff --git a/drivers/net/ax88796.c b/drivers/net/ax88796.c
index 0b4adf4a0f7..a886a4b9f7e 100644
--- a/drivers/net/ax88796.c
+++ b/drivers/net/ax88796.c
@@ -554,7 +554,7 @@ static int ax_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
spin_lock_irqsave(&ax->mii_lock, flags);
mii_ethtool_gset(&ax->mii, cmd);
- spin_lock_irqsave(&ax->mii_lock, flags);
+ spin_unlock_irqrestore(&ax->mii_lock, flags);
return 0;
}
@@ -567,7 +567,7 @@ static int ax_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
spin_lock_irqsave(&ax->mii_lock, flags);
rc = mii_ethtool_sset(&ax->mii, cmd);
- spin_lock_irqsave(&ax->mii_lock, flags);
+ spin_unlock_irqrestore(&ax->mii_lock, flags);
return rc;
}
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index 5ebde67d429..2486a656f12 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -35,8 +35,8 @@
#include <linux/time.h>
#include <linux/ethtool.h>
#include <linux/mii.h>
-#ifdef NETIF_F_HW_VLAN_TX
#include <linux/if_vlan.h>
+#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
#define BCM_VLAN 1
#endif
#include <net/ip.h>
@@ -57,8 +57,8 @@
#define DRV_MODULE_NAME "bnx2"
#define PFX DRV_MODULE_NAME ": "
-#define DRV_MODULE_VERSION "1.7.9"
-#define DRV_MODULE_RELDATE "July 18, 2008"
+#define DRV_MODULE_VERSION "1.8.0"
+#define DRV_MODULE_RELDATE "Aug 14, 2008"
#define RUN_AT(x) (jiffies + (x))
@@ -2876,6 +2876,8 @@ bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget)
struct sw_bd *rx_buf;
struct sk_buff *skb;
dma_addr_t dma_addr;
+ u16 vtag = 0;
+ int hw_vlan __maybe_unused = 0;
sw_ring_cons = RX_RING_IDX(sw_cons);
sw_ring_prod = RX_RING_IDX(sw_prod);
@@ -2919,7 +2921,7 @@ bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget)
if (len <= bp->rx_copy_thresh) {
struct sk_buff *new_skb;
- new_skb = netdev_alloc_skb(bp->dev, len + 2);
+ new_skb = netdev_alloc_skb(bp->dev, len + 6);
if (new_skb == NULL) {
bnx2_reuse_rx_skb(bp, rxr, skb, sw_ring_cons,
sw_ring_prod);
@@ -2928,9 +2930,9 @@ bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget)
/* aligned copy */
skb_copy_from_linear_data_offset(skb,
- BNX2_RX_OFFSET - 2,
- new_skb->data, len + 2);
- skb_reserve(new_skb, 2);
+ BNX2_RX_OFFSET - 6,
+ new_skb->data, len + 6);
+ skb_reserve(new_skb, 6);
skb_put(new_skb, len);
bnx2_reuse_rx_skb(bp, rxr, skb,
@@ -2941,6 +2943,25 @@ bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget)
dma_addr, (sw_ring_cons << 16) | sw_ring_prod)))
goto next_rx;
+ if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) &&
+ !(bp->rx_mode & BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG)) {
+ vtag = rx_hdr->l2_fhdr_vlan_tag;
+#ifdef BCM_VLAN
+ if (bp->vlgrp)
+ hw_vlan = 1;
+ else
+#endif
+ {
+ struct vlan_ethhdr *ve = (struct vlan_ethhdr *)
+ __skb_push(skb, 4);
+
+ memmove(ve, skb->data + 4, ETH_ALEN * 2);
+ ve->h_vlan_proto = htons(ETH_P_8021Q);
+ ve->h_vlan_TCI = htons(vtag);
+ len += 4;
+ }
+ }
+
skb->protocol = eth_type_trans(skb, bp->dev);
if ((len > (bp->dev->mtu + ETH_HLEN)) &&
@@ -2962,10 +2983,8 @@ bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget)
}
#ifdef BCM_VLAN
- if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && bp->vlgrp) {
- vlan_hwaccel_receive_skb(skb, bp->vlgrp,
- rx_hdr->l2_fhdr_vlan_tag);
- }
+ if (hw_vlan)
+ vlan_hwaccel_receive_skb(skb, bp->vlgrp, vtag);
else
#endif
netif_receive_skb(skb);
@@ -3237,10 +3256,10 @@ bnx2_set_rx_mode(struct net_device *dev)
BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG);
sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN;
#ifdef BCM_VLAN
- if (!bp->vlgrp && !(bp->flags & BNX2_FLAG_ASF_ENABLE))
+ if (!bp->vlgrp && (bp->flags & BNX2_FLAG_CAN_KEEP_VLAN))
rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG;
#else
- if (!(bp->flags & BNX2_FLAG_ASF_ENABLE))
+ if (bp->flags & BNX2_FLAG_CAN_KEEP_VLAN)
rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG;
#endif
if (dev->flags & IFF_PROMISC) {
@@ -5963,10 +5982,12 @@ bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev)
vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM;
}
+#ifdef BCM_VLAN
if (bp->vlgrp && vlan_tx_tag_present(skb)) {
vlan_tag_flags |=
(TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16));
}
+#endif
if ((mss = skb_shinfo(skb)->gso_size)) {
u32 tcp_opt_len, ip_tcp_len;
struct iphdr *iph;
diff --git a/drivers/net/bnx2x.h b/drivers/net/bnx2x.h
index b468f904c7f..a14dba1afcc 100644
--- a/drivers/net/bnx2x.h
+++ b/drivers/net/bnx2x.h
@@ -271,7 +271,7 @@ struct bnx2x_fastpath {
(fp->tx_pkt_prod != fp->tx_pkt_cons))
#define BNX2X_HAS_RX_WORK(fp) \
- (fp->rx_comp_cons != le16_to_cpu(*fp->rx_cons_sb))
+ (fp->rx_comp_cons != rx_cons_sb)
#define BNX2X_HAS_WORK(fp) (BNX2X_HAS_RX_WORK(fp) || BNX2X_HAS_TX_WORK(fp))
diff --git a/drivers/net/bnx2x_link.c b/drivers/net/bnx2x_link.c
index 8b92c6ad075..4ce7fe9c525 100644
--- a/drivers/net/bnx2x_link.c
+++ b/drivers/net/bnx2x_link.c
@@ -21,7 +21,6 @@
#include <linux/delay.h>
#include <linux/ethtool.h>
#include <linux/mutex.h>
-#include <linux/version.h>
#include "bnx2x_reg.h"
#include "bnx2x_fw_defs.h"
diff --git a/drivers/net/bnx2x_main.c b/drivers/net/bnx2x_main.c
index 3e7dc171cdf..82deea0a63f 100644
--- a/drivers/net/bnx2x_main.c
+++ b/drivers/net/bnx2x_main.c
@@ -44,7 +44,6 @@
#include <net/ip.h>
#include <net/tcp.h>
#include <net/checksum.h>
-#include <linux/version.h>
#include <net/ip6_checksum.h>
#include <linux/workqueue.h>
#include <linux/crc32.h>
@@ -60,8 +59,8 @@
#include "bnx2x.h"
#include "bnx2x_init.h"
-#define DRV_MODULE_VERSION "1.45.17"
-#define DRV_MODULE_RELDATE "2008/08/13"
+#define DRV_MODULE_VERSION "1.45.20"
+#define DRV_MODULE_RELDATE "2008/08/25"
#define BNX2X_BC_VER 0x040200
/* Time in jiffies before concluding the transmitter is hung */
@@ -1718,8 +1717,8 @@ static int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource)
return -EEXIST;
}
- /* Try for 1 second every 5ms */
- for (cnt = 0; cnt < 200; cnt++) {
+ /* Try for 5 second every 5ms */
+ for (cnt = 0; cnt < 1000; cnt++) {
/* Try to acquire the lock */
REG_WR(bp, hw_lock_control_reg + 4, resource_bit);
lock_status = REG_RD(bp, hw_lock_control_reg);
@@ -2551,6 +2550,7 @@ static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn)
BNX2X_ERR("SPIO5 hw attention\n");
switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) {
+ case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G:
case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G:
/* Fan failure attention */
@@ -4606,6 +4606,17 @@ static void bnx2x_init_internal_common(struct bnx2x *bp)
{
int i;
+ if (bp->flags & TPA_ENABLE_FLAG) {
+ struct tstorm_eth_tpa_exist tpa = {0};
+
+ tpa.tpa_exist = 1;
+
+ REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET,
+ ((u32 *)&tpa)[0]);
+ REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET + 4,
+ ((u32 *)&tpa)[1]);
+ }
+
/* Zero this manually as its initialization is
currently missing in the initTool */
for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++)
@@ -5338,6 +5349,7 @@ static int bnx2x_init_common(struct bnx2x *bp)
}
switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) {
+ case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G:
case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G:
/* Fan failure is indicated by SPIO 5 */
bnx2x_set_spio(bp, MISC_REGISTERS_SPIO_5,
@@ -5364,17 +5376,6 @@ static int bnx2x_init_common(struct bnx2x *bp)
enable_blocks_attention(bp);
- if (bp->flags & TPA_ENABLE_FLAG) {
- struct tstorm_eth_tpa_exist tmp = {0};
-
- tmp.tpa_exist = 1;
-
- REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET,
- ((u32 *)&tmp)[0]);
- REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET + 4,
- ((u32 *)&tmp)[1]);
- }
-
if (!BP_NOMCP(bp)) {
bnx2x_acquire_phy_lock(bp);
bnx2x_common_init_phy(bp, bp->common.shmem_base);
@@ -5532,6 +5533,7 @@ static int bnx2x_init_port(struct bnx2x *bp)
/* Port DMAE comes here */
switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) {
+ case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G:
case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G:
/* add SPIO 5 to group 0 */
val = REG_RD(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0);
@@ -6056,6 +6058,44 @@ static int bnx2x_req_irq(struct bnx2x *bp)
return rc;
}
+static void bnx2x_napi_enable(struct bnx2x *bp)
+{
+ int i;
+
+ for_each_queue(bp, i)
+ napi_enable(&bnx2x_fp(bp, i, napi));
+}
+
+static void bnx2x_napi_disable(struct bnx2x *bp)
+{
+ int i;
+
+ for_each_queue(bp, i)
+ napi_disable(&bnx2x_fp(bp, i, napi));
+}
+
+static void bnx2x_netif_start(struct bnx2x *bp)
+{
+ if (atomic_dec_and_test(&bp->intr_sem)) {
+ if (netif_running(bp->dev)) {
+ if (bp->state == BNX2X_STATE_OPEN)
+ netif_wake_queue(bp->dev);
+ bnx2x_napi_enable(bp);
+ bnx2x_int_enable(bp);
+ }
+ }
+}
+
+static void bnx2x_netif_stop(struct bnx2x *bp)
+{
+ bnx2x_int_disable_sync(bp);
+ if (netif_running(bp->dev)) {
+ bnx2x_napi_disable(bp);
+ netif_tx_disable(bp->dev);
+ bp->dev->trans_start = jiffies; /* prevent tx timeout */
+ }
+}
+
/*
* Init service functions
*/
@@ -6339,7 +6379,7 @@ static int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
rc = bnx2x_init_hw(bp, load_code);
if (rc) {
BNX2X_ERR("HW init failed, aborting\n");
- goto load_error;
+ goto load_int_disable;
}
/* Setup NIC internals and enable interrupts */
@@ -6351,7 +6391,7 @@ static int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
if (!load_code) {
BNX2X_ERR("MCP response failure, aborting\n");
rc = -EBUSY;
- goto load_int_disable;
+ goto load_rings_free;
}
}
@@ -6361,8 +6401,7 @@ static int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
/* Enable Rx interrupt handling before sending the ramrod
as it's completed on Rx FP queue */
- for_each_queue(bp, i)
- napi_enable(&bnx2x_fp(bp, i, napi));
+ bnx2x_napi_enable(bp);
/* Enable interrupt handling */
atomic_set(&bp->intr_sem, 0);
@@ -6370,7 +6409,7 @@ static int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
rc = bnx2x_setup_leading(bp);
if (rc) {
BNX2X_ERR("Setup leading failed!\n");
- goto load_stop_netif;
+ goto load_netif_stop;
}
if (CHIP_IS_E1H(bp))
@@ -6383,7 +6422,7 @@ static int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
for_each_nondefault_queue(bp, i) {
rc = bnx2x_setup_multi(bp, i);
if (rc)
- goto load_stop_netif;
+ goto load_netif_stop;
}
if (CHIP_IS_E1(bp))
@@ -6428,20 +6467,17 @@ static int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
return 0;
-load_stop_netif:
+load_netif_stop:
+ bnx2x_napi_disable(bp);
+load_rings_free:
+ /* Free SKBs, SGEs, TPA pool and driver internals */
+ bnx2x_free_skbs(bp);
for_each_queue(bp, i)
- napi_disable(&bnx2x_fp(bp, i, napi));
-
+ bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE);
load_int_disable:
bnx2x_int_disable_sync(bp);
-
/* Release IRQs */
bnx2x_free_irq(bp);
-
- /* Free SKBs, SGEs, TPA pool and driver internals */
- bnx2x_free_skbs(bp);
- for_each_queue(bp, i)
- bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE);
load_error:
bnx2x_free_mem(bp);
@@ -6456,7 +6492,7 @@ static int bnx2x_stop_multi(struct bnx2x *bp, int index)
/* halt the connection */
bp->fp[index].state = BNX2X_FP_STATE_HALTING;
- bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, index, 0, 0, 0);
+ bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, index, 0, index, 0);
/* Wait for completion */
rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, index,
@@ -6614,11 +6650,9 @@ static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode)
bp->rx_mode = BNX2X_RX_MODE_NONE;
bnx2x_set_storm_rx_mode(bp);
- if (netif_running(bp->dev)) {
- netif_tx_disable(bp->dev);
- bp->dev->trans_start = jiffies; /* prevent tx timeout */
- }
-
+ bnx2x_netif_stop(bp);
+ if (!netif_running(bp->dev))
+ bnx2x_napi_disable(bp);
del_timer_sync(&bp->timer);
SHMEM_WR(bp, func_mb[BP_FUNC(bp)].drv_pulse_mb,
(DRV_PULSE_ALWAYS_ALIVE | bp->fw_drv_pulse_wr_seq));
@@ -6632,9 +6666,7 @@ static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode)
smp_rmb();
while (BNX2X_HAS_TX_WORK(fp)) {
- if (!netif_running(bp->dev))
- bnx2x_tx_int(fp, 1000);
-
+ bnx2x_tx_int(fp, 1000);
if (!cnt) {
BNX2X_ERR("timeout waiting for queue[%d]\n",
i);
@@ -6650,46 +6682,12 @@ static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode)
smp_rmb();
}
}
-
/* Give HW time to discard old tx messages */
msleep(1);
- for_each_queue(bp, i)
- napi_disable(&bnx2x_fp(bp, i, napi));
- /* Disable interrupts after Tx and Rx are disabled on stack level */
- bnx2x_int_disable_sync(bp);
-
/* Release IRQs */
bnx2x_free_irq(bp);
- if (unload_mode == UNLOAD_NORMAL)
- reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
-
- else if (bp->flags & NO_WOL_FLAG) {
- reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP;
- if (CHIP_IS_E1H(bp))
- REG_WR(bp, MISC_REG_E1HMF_MODE, 0);
-
- } else if (bp->wol) {
- u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
- u8 *mac_addr = bp->dev->dev_addr;
- u32 val;
- /* The mac address is written to entries 1-4 to
- preserve entry 0 which is used by the PMF */
- u8 entry = (BP_E1HVN(bp) + 1)*8;
-
- val = (mac_addr[0] << 8) | mac_addr[1];
- EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val);
-
- val = (mac_addr[2] << 24) | (mac_addr[3] << 16) |
- (mac_addr[4] << 8) | mac_addr[5];
- EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val);
-
- reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN;
-
- } else
- reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
-
if (CHIP_IS_E1(bp)) {
struct mac_configuration_cmd *config =
bnx2x_sp(bp, mcast_config);
@@ -6712,14 +6710,41 @@ static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode)
U64_LO(bnx2x_sp_mapping(bp, mcast_config)), 0);
} else { /* E1H */
+ REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0);
+
bnx2x_set_mac_addr_e1h(bp, 0);
for (i = 0; i < MC_HASH_SIZE; i++)
REG_WR(bp, MC_HASH_OFFSET(bp, i), 0);
}
- if (CHIP_IS_E1H(bp))
- REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0);
+ if (unload_mode == UNLOAD_NORMAL)
+ reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
+
+ else if (bp->flags & NO_WOL_FLAG) {
+ reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP;
+ if (CHIP_IS_E1H(bp))
+ REG_WR(bp, MISC_REG_E1HMF_MODE, 0);
+
+ } else if (bp->wol) {
+ u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
+ u8 *mac_addr = bp->dev->dev_addr;
+ u32 val;
+ /* The mac address is written to entries 1-4 to
+ preserve entry 0 which is used by the PMF */
+ u8 entry = (BP_E1HVN(bp) + 1)*8;
+
+ val = (mac_addr[0] << 8) | mac_addr[1];
+ EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val);
+
+ val = (mac_addr[2] << 24) | (mac_addr[3] << 16) |
+ (mac_addr[4] << 8) | mac_addr[5];
+ EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val);
+
+ reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN;
+
+ } else
+ reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
/* Close multi and leading connections
Completions for ramrods are collected in a synchronous way */
@@ -6822,6 +6847,10 @@ static void __devinit bnx2x_undi_unload(struct bnx2x *bp)
*/
bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_UNDI);
val = REG_RD(bp, DORQ_REG_NORM_CID_OFST);
+ if (val == 0x7)
+ REG_WR(bp, DORQ_REG_NORM_CID_OFST, 0);
+ bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI);
+
if (val == 0x7) {
u32 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
/* save our func */
@@ -6899,7 +6928,6 @@ static void __devinit bnx2x_undi_unload(struct bnx2x *bp)
(SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) &
DRV_MSG_SEQ_NUMBER_MASK);
}
- bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI);
}
}
@@ -8618,34 +8646,6 @@ test_mem_exit:
return rc;
}
-static void bnx2x_netif_start(struct bnx2x *bp)
-{
- int i;
-
- if (atomic_dec_and_test(&bp->intr_sem)) {
- if (netif_running(bp->dev)) {
- bnx2x_int_enable(bp);
- for_each_queue(bp, i)
- napi_enable(&bnx2x_fp(bp, i, napi));
- if (bp->state == BNX2X_STATE_OPEN)
- netif_wake_queue(bp->dev);
- }
- }
-}
-
-static void bnx2x_netif_stop(struct bnx2x *bp)
-{
- int i;
-
- if (netif_running(bp->dev)) {
- netif_tx_disable(bp->dev);
- bp->dev->trans_start = jiffies; /* prevent tx timeout */
- for_each_queue(bp, i)
- napi_disable(&bnx2x_fp(bp, i, napi));
- }
- bnx2x_int_disable_sync(bp);
-}
-
static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up)
{
int cnt = 1000;
@@ -9251,6 +9251,7 @@ static int bnx2x_poll(struct napi_struct *napi, int budget)
napi);
struct bnx2x *bp = fp->bp;
int work_done = 0;
+ u16 rx_cons_sb;
#ifdef BNX2X_STOP_ON_ERROR
if (unlikely(bp->panic))
@@ -9266,10 +9267,16 @@ static int bnx2x_poll(struct napi_struct *napi, int budget)
if (BNX2X_HAS_TX_WORK(fp))
bnx2x_tx_int(fp, budget);
+ rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb);
+ if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT)
+ rx_cons_sb++;
if (BNX2X_HAS_RX_WORK(fp))
work_done = bnx2x_rx_int(fp, budget);
rmb(); /* BNX2X_HAS_WORK() reads the status block */
+ rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb);
+ if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT)
+ rx_cons_sb++;
/* must not complete if we consumed full budget */
if ((work_done < budget) && !BNX2X_HAS_WORK(fp)) {
@@ -9485,8 +9492,7 @@ static int bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
fp_index = (smp_processor_id() % bp->num_queues);
fp = &bp->fp[fp_index];
- if (unlikely(bnx2x_tx_avail(bp->fp) <
- (skb_shinfo(skb)->nr_frags + 3))) {
+ if (unlikely(bnx2x_tx_avail(fp) < (skb_shinfo(skb)->nr_frags + 3))) {
bp->eth_stats.driver_xoff++,
netif_stop_queue(dev);
BNX2X_ERR("BUG! Tx ring full when queue awake!\n");
@@ -9549,7 +9555,6 @@ static int bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
tx_bd->vlan = cpu_to_le16(pkt_prod);
if (xmit_type) {
-
/* turn on parsing and get a BD */
bd_prod = TX_BD(NEXT_TX_IDX(bd_prod));
pbd = (void *)&fp->tx_desc_ring[bd_prod];
diff --git a/drivers/net/cpmac.c b/drivers/net/cpmac.c
index a7800e55909..ec6b0af3d46 100644
--- a/drivers/net/cpmac.c
+++ b/drivers/net/cpmac.c
@@ -26,7 +26,6 @@
#include <linux/errno.h>
#include <linux/types.h>
#include <linux/delay.h>
-#include <linux/version.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
diff --git a/drivers/net/e1000e/defines.h b/drivers/net/e1000e/defines.h
index f823b8ba578..14b0e6cd3b8 100644
--- a/drivers/net/e1000e/defines.h
+++ b/drivers/net/e1000e/defines.h
@@ -389,7 +389,7 @@
/* Interrupt Cause Set */
#define E1000_ICS_LSC E1000_ICR_LSC /* Link Status Change */
-#define E1000_ICS_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */
+#define E1000_ICS_RXSEQ E1000_ICR_RXSEQ /* Rx sequence error */
#define E1000_ICS_RXDMT0 E1000_ICR_RXDMT0 /* Rx desc min. threshold */
/* Transmit Descriptor Control */
diff --git a/drivers/net/e1000e/e1000.h b/drivers/net/e1000e/e1000.h
index cf57050d99d..ac4e506b4f8 100644
--- a/drivers/net/e1000e/e1000.h
+++ b/drivers/net/e1000e/e1000.h
@@ -326,6 +326,7 @@ struct e1000_info {
#define FLAG_RX_CSUM_ENABLED (1 << 28)
#define FLAG_TSO_FORCE (1 << 29)
#define FLAG_RX_RESTART_NOW (1 << 30)
+#define FLAG_MSI_TEST_FAILED (1 << 31)
#define E1000_RX_DESC_PS(R, i) \
(&(((union e1000_rx_desc_packet_split *)((R).desc))[i]))
diff --git a/drivers/net/e1000e/ethtool.c b/drivers/net/e1000e/ethtool.c
index cf9679f2b7c..e21c9e0f373 100644
--- a/drivers/net/e1000e/ethtool.c
+++ b/drivers/net/e1000e/ethtool.c
@@ -177,7 +177,7 @@ static u32 e1000_get_link(struct net_device *netdev)
u32 status;
status = er32(STATUS);
- return (status & E1000_STATUS_LU);
+ return (status & E1000_STATUS_LU) ? 1 : 0;
}
static int e1000_set_spd_dplx(struct e1000_adapter *adapter, u16 spddplx)
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 05b0b2f9c54..d266510c8a9 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -510,9 +510,12 @@ static bool e1000_clean_rx_irq(struct e1000_adapter *adapter,
netdev_alloc_skb(netdev, length + NET_IP_ALIGN);
if (new_skb) {
skb_reserve(new_skb, NET_IP_ALIGN);
- memcpy(new_skb->data - NET_IP_ALIGN,
- skb->data - NET_IP_ALIGN,
- length + NET_IP_ALIGN);
+ skb_copy_to_linear_data_offset(new_skb,
+ -NET_IP_ALIGN,
+ (skb->data -
+ NET_IP_ALIGN),
+ (length +
+ NET_IP_ALIGN));
/* save the skb in buffer_info as good */
buffer_info->skb = skb;
skb = new_skb;
@@ -1233,26 +1236,36 @@ static irqreturn_t e1000_intr(int irq, void *data)
return IRQ_HANDLED;
}
+/**
+ * e1000_request_irq - initialize interrupts
+ *
+ * Attempts to configure interrupts using the best available
+ * capabilities of the hardware and kernel.
+ **/
static int e1000_request_irq(struct e1000_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
- irq_handler_t handler = e1000_intr;
int irq_flags = IRQF_SHARED;
int err;
- if (!pci_enable_msi(adapter->pdev)) {
- adapter->flags |= FLAG_MSI_ENABLED;
- handler = e1000_intr_msi;
- irq_flags = 0;
+ if (!(adapter->flags & FLAG_MSI_TEST_FAILED)) {
+ err = pci_enable_msi(adapter->pdev);
+ if (!err) {
+ adapter->flags |= FLAG_MSI_ENABLED;
+ irq_flags = 0;
+ }
}
- err = request_irq(adapter->pdev->irq, handler, irq_flags, netdev->name,
- netdev);
+ err = request_irq(adapter->pdev->irq,
+ ((adapter->flags & FLAG_MSI_ENABLED) ?
+ &e1000_intr_msi : &e1000_intr),
+ irq_flags, netdev->name, netdev);
if (err) {
- e_err("Unable to allocate %s interrupt (return: %d)\n",
- adapter->flags & FLAG_MSI_ENABLED ? "MSI":"INTx", err);
- if (adapter->flags & FLAG_MSI_ENABLED)
+ if (adapter->flags & FLAG_MSI_ENABLED) {
pci_disable_msi(adapter->pdev);
+ adapter->flags &= ~FLAG_MSI_ENABLED;
+ }
+ e_err("Unable to allocate interrupt, Error: %d\n", err);
}
return err;
@@ -2592,6 +2605,135 @@ err:
}
/**
+ * e1000_intr_msi_test - Interrupt Handler
+ * @irq: interrupt number
+ * @data: pointer to a network interface device structure
+ **/
+static irqreturn_t e1000_intr_msi_test(int irq, void *data)
+{
+ struct net_device *netdev = data;
+ struct e1000_adapter *adapter = netdev_priv(netdev);
+ struct e1000_hw *hw = &adapter->hw;
+ u32 icr = er32(ICR);
+
+ e_dbg("%s: icr is %08X\n", netdev->name, icr);
+ if (icr & E1000_ICR_RXSEQ) {
+ adapter->flags &= ~FLAG_MSI_TEST_FAILED;
+ wmb();
+ }
+
+ return IRQ_HANDLED;
+}
+
+/**
+ * e1000_test_msi_interrupt - Returns 0 for successful test
+ * @adapter: board private struct
+ *
+ * code flow taken from tg3.c
+ **/
+static int e1000_test_msi_interrupt(struct e1000_adapter *adapter)
+{
+ struct net_device *netdev = adapter->netdev;
+ struct e1000_hw *hw = &adapter->hw;
+ int err;
+
+ /* poll_enable hasn't been called yet, so don't need disable */
+ /* clear any pending events */
+ er32(ICR);
+
+ /* free the real vector and request a test handler */
+ e1000_free_irq(adapter);
+
+ /* Assume that the test fails, if it succeeds then the test
+ * MSI irq handler will unset this flag */
+ adapter->flags |= FLAG_MSI_TEST_FAILED;
+
+ err = pci_enable_msi(adapter->pdev);
+ if (err)
+ goto msi_test_failed;
+
+ err = request_irq(adapter->pdev->irq, &e1000_intr_msi_test, 0,
+ netdev->name, netdev);
+ if (err) {
+ pci_disable_msi(adapter->pdev);
+ goto msi_test_failed;
+ }
+
+ wmb();
+
+ e1000_irq_enable(adapter);
+
+ /* fire an unusual interrupt on the test handler */
+ ew32(ICS, E1000_ICS_RXSEQ);
+ e1e_flush();
+ msleep(50);
+
+ e1000_irq_disable(adapter);
+
+ rmb();
+
+ if (adapter->flags & FLAG_MSI_TEST_FAILED) {
+ err = -EIO;
+ e_info("MSI interrupt test failed!\n");
+ }
+
+ free_irq(adapter->pdev->irq, netdev);
+ pci_disable_msi(adapter->pdev);
+
+ if (err == -EIO)
+ goto msi_test_failed;
+
+ /* okay so the test worked, restore settings */
+ e_dbg("%s: MSI interrupt test succeeded!\n", netdev->name);
+msi_test_failed:
+ /* restore the original vector, even if it failed */
+ e1000_request_irq(adapter);
+ return err;
+}
+
+/**
+ * e1000_test_msi - Returns 0 if MSI test succeeds or INTx mode is restored
+ * @adapter: board private struct
+ *
+ * code flow taken from tg3.c, called with e1000 interrupts disabled.
+ **/
+static int e1000_test_msi(struct e1000_adapter *adapter)
+{
+ int err;
+ u16 pci_cmd;
+
+ if (!(adapter->flags & FLAG_MSI_ENABLED))
+ return 0;
+
+ /* disable SERR in case the MSI write causes a master abort */
+ pci_read_config_word(adapter->pdev, PCI_COMMAND, &pci_cmd);
+ pci_write_config_word(adapter->pdev, PCI_COMMAND,
+ pci_cmd & ~PCI_COMMAND_SERR);
+
+ err = e1000_test_msi_interrupt(adapter);
+
+ /* restore previous setting of command word */
+ pci_write_config_word(adapter->pdev, PCI_COMMAND, pci_cmd);
+
+ /* success ! */
+ if (!err)
+ return 0;
+
+ /* EIO means MSI test failed */
+ if (err != -EIO)
+ return err;
+
+ /* back to INTx mode */
+ e_warn("MSI interrupt test failed, using legacy interrupt.\n");
+
+ e1000_free_irq(adapter);
+
+ err = e1000_request_irq(adapter);
+
+ return err;
+}
+
+/**
* e1000_open - Called when a network interface is made active
* @netdev: network interface device structure
*
@@ -2649,6 +2791,19 @@ static int e1000_open(struct net_device *netdev)
if (err)
goto err_req_irq;
+ /*
+ * Work around PCIe errata with MSI interrupts causing some chipsets to
+ * ignore e1000e MSI messages, which means we need to test our MSI
+ * interrupt now
+ */
+ {
+ err = e1000_test_msi(adapter);
+ if (err) {
+ e_err("Interrupt allocation failed\n");
+ goto err_req_irq;
+ }
+ }
+
/* From here on the code is the same as e1000e_up() */
clear_bit(__E1000_DOWN, &adapter->state);
@@ -3055,7 +3210,7 @@ static void e1000_watchdog_task(struct work_struct *work)
case SPEED_10:
txb2b = 0;
netdev->tx_queue_len = 10;
- adapter->tx_timeout_factor = 14;
+ adapter->tx_timeout_factor = 16;
break;
case SPEED_100:
txb2b = 0;
@@ -3721,7 +3876,7 @@ static int e1000_change_mtu(struct net_device *netdev, int new_mtu)
struct e1000_adapter *adapter = netdev_priv(netdev);
int max_frame = new_mtu + ETH_HLEN + ETH_FCS_LEN;
- if ((max_frame < ETH_ZLEN + ETH_FCS_LEN) ||
+ if ((new_mtu < ETH_ZLEN + ETH_FCS_LEN + VLAN_HLEN) ||
(max_frame > MAX_JUMBO_FRAME_SIZE)) {
e_err("Invalid MTU setting\n");
return -EINVAL;
diff --git a/drivers/net/e1000e/param.c b/drivers/net/e1000e/param.c
index 8effc3107f9..ed912e023a7 100644
--- a/drivers/net/e1000e/param.c
+++ b/drivers/net/e1000e/param.c
@@ -324,14 +324,27 @@ void __devinit e1000e_check_options(struct e1000_adapter *adapter)
adapter->itr = 20000;
break;
default:
- e1000_validate_option(&adapter->itr, &opt,
- adapter);
/*
- * save the setting, because the dynamic bits
- * change itr. clear the lower two bits
- * because they are used as control
+ * Save the setting, because the dynamic bits
+ * change itr.
*/
- adapter->itr_setting = adapter->itr & ~3;
+ if (e1000_validate_option(&adapter->itr, &opt,
+ adapter) &&
+ (adapter->itr == 3)) {
+ /*
+ * In case of invalid user value,
+ * default to conservative mode.
+ */
+ adapter->itr_setting = adapter->itr;
+ adapter->itr = 20000;
+ } else {
+ /*
+ * Clear the lower two bits because
+ * they are used as control.
+ */
+ adapter->itr_setting =
+ adapter->itr & ~3;
+ }
break;
}
} else {
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index ca6cf6ecb37..999d6916827 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -134,9 +134,7 @@ static int gfar_process_frame(struct net_device *dev, struct sk_buff *skb, int l
static void gfar_vlan_rx_register(struct net_device *netdev,
struct vlan_group *grp);
void gfar_halt(struct net_device *dev);
-#ifdef CONFIG_PM
static void gfar_halt_nodisable(struct net_device *dev);
-#endif
void gfar_start(struct net_device *dev);
static void gfar_clear_exact_match(struct net_device *dev);
static void gfar_set_mac_for_addr(struct net_device *dev, int num, u8 *addr);
@@ -631,7 +629,6 @@ static void init_registers(struct net_device *dev)
}
-#ifdef CONFIG_PM
/* Halt the receive and transmit queues */
static void gfar_halt_nodisable(struct net_device *dev)
{
@@ -657,7 +654,6 @@ static void gfar_halt_nodisable(struct net_device *dev)
cpu_relax();
}
}
-#endif
/* Halt the receive and transmit queues */
void gfar_halt(struct net_device *dev)
@@ -666,6 +662,8 @@ void gfar_halt(struct net_device *dev)
struct gfar __iomem *regs = priv->regs;
u32 tempval;
+ gfar_halt_nodisable(dev);
+
/* Disable Rx and Tx */
tempval = gfar_read(&regs->maccfg1);
tempval &= ~(MACCFG1_RX_EN | MACCFG1_TX_EN);
diff --git a/drivers/net/gianfar_sysfs.c b/drivers/net/gianfar_sysfs.c
index 5116f68e01b..782c2017008 100644
--- a/drivers/net/gianfar_sysfs.c
+++ b/drivers/net/gianfar_sysfs.c
@@ -33,7 +33,6 @@
#include <asm/uaccess.h>
#include <linux/module.h>
-#include <linux/version.h>
#include "gianfar.h"
diff --git a/drivers/net/ipg.h b/drivers/net/ipg.h
index e0e718ab4c2..dd9318f1949 100644
--- a/drivers/net/ipg.h
+++ b/drivers/net/ipg.h
@@ -7,7 +7,6 @@
#ifndef __LINUX_IPG_H
#define __LINUX_IPG_H
-#include <linux/version.h>
#include <linux/module.h>
#include <linux/kernel.h>
@@ -21,7 +20,6 @@
#include <linux/etherdevice.h>
#include <linux/init.h>
#include <linux/skbuff.h>
-#include <linux/version.h>
#include <asm/bitops.h>
/*
diff --git a/drivers/net/ixgbe/ixgbe_82598.c b/drivers/net/ixgbe/ixgbe_82598.c
index 2f38e847e2c..f96358b641a 100644
--- a/drivers/net/ixgbe/ixgbe_82598.c
+++ b/drivers/net/ixgbe/ixgbe_82598.c
@@ -190,6 +190,7 @@ static enum ixgbe_media_type ixgbe_get_media_type_82598(struct ixgbe_hw *hw)
case IXGBE_DEV_ID_82598AF_DUAL_PORT:
case IXGBE_DEV_ID_82598AF_SINGLE_PORT:
case IXGBE_DEV_ID_82598EB_CX4:
+ case IXGBE_DEV_ID_82598_CX4_DUAL_PORT:
media_type = ixgbe_media_type_fiber;
break;
case IXGBE_DEV_ID_82598AT_DUAL_PORT:
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index e5f3da8468c..34bca16d48a 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -48,7 +48,7 @@ char ixgbe_driver_name[] = "ixgbe";
static const char ixgbe_driver_string[] =
"Intel(R) 10 Gigabit PCI Express Network Driver";
-#define DRV_VERSION "1.3.18-k2"
+#define DRV_VERSION "1.3.18-k4"
const char ixgbe_driver_version[] = DRV_VERSION;
static const char ixgbe_copyright[] =
"Copyright (c) 1999-2007 Intel Corporation.";
@@ -72,6 +72,8 @@ static struct pci_device_id ixgbe_pci_tbl[] = {
board_82598 },
{PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82598EB_CX4),
board_82598 },
+ {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82598_CX4_DUAL_PORT),
+ board_82598 },
/* required last entry */
{0, }
diff --git a/drivers/net/ixgbe/ixgbe_type.h b/drivers/net/ixgbe/ixgbe_type.h
index 1ad7cb9c25a..c0282a223df 100644
--- a/drivers/net/ixgbe/ixgbe_type.h
+++ b/drivers/net/ixgbe/ixgbe_type.h
@@ -39,6 +39,7 @@
#define IXGBE_DEV_ID_82598AF_SINGLE_PORT 0x10C7
#define IXGBE_DEV_ID_82598AT_DUAL_PORT 0x10C8
#define IXGBE_DEV_ID_82598EB_CX4 0x10DD
+#define IXGBE_DEV_ID_82598_CX4_DUAL_PORT 0x10EC
/* General Registers */
#define IXGBE_CTRL 0x00000
diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c
index 49f6bc036a9..3b43bfd85a0 100644
--- a/drivers/net/loopback.c
+++ b/drivers/net/loopback.c
@@ -64,68 +64,6 @@ struct pcpu_lstats {
unsigned long bytes;
};
-/* KISS: just allocate small chunks and copy bits.
- *
- * So, in fact, this is documentation, explaining what we expect
- * of largesending device modulo TCP checksum, which is ignored for loopback.
- */
-
-#ifdef LOOPBACK_TSO
-static void emulate_large_send_offload(struct sk_buff *skb)
-{
- struct iphdr *iph = ip_hdr(skb);
- struct tcphdr *th = (struct tcphdr *)(skb_network_header(skb) +
- (iph->ihl * 4));
- unsigned int doffset = (iph->ihl + th->doff) * 4;
- unsigned int mtu = skb_shinfo(skb)->gso_size + doffset;
- unsigned int offset = 0;
- u32 seq = ntohl(th->seq);
- u16 id = ntohs(iph->id);
-
- while (offset + doffset < skb->len) {
- unsigned int frag_size = min(mtu, skb->len - offset) - doffset;
- struct sk_buff *nskb = alloc_skb(mtu + 32, GFP_ATOMIC);
-
- if (!nskb)
- break;
- skb_reserve(nskb, 32);
- skb_set_mac_header(nskb, -ETH_HLEN);
- skb_reset_network_header(nskb);
- iph = ip_hdr(nskb);
- skb_copy_to_linear_data(nskb, skb_network_header(skb),
- doffset);
- if (skb_copy_bits(skb,
- doffset + offset,
- nskb->data + doffset,
- frag_size))
- BUG();
- skb_put(nskb, doffset + frag_size);
- nskb->ip_summed = CHECKSUM_UNNECESSARY;
- nskb->dev = skb->dev;
- nskb->priority = skb->priority;
- nskb->protocol = skb->protocol;
- nskb->dst = dst_clone(skb->dst);
- memcpy(nskb->cb, skb->cb, sizeof(skb->cb));
- nskb->pkt_type = skb->pkt_type;
-
- th = (struct tcphdr *)(skb_network_header(nskb) + iph->ihl * 4);
- iph->tot_len = htons(frag_size + doffset);
- iph->id = htons(id);
- iph->check = 0;
- iph->check = ip_fast_csum((unsigned char *) iph, iph->ihl);
- th->seq = htonl(seq);
- if (offset + doffset + frag_size < skb->len)
- th->fin = th->psh = 0;
- netif_rx(nskb);
- offset += frag_size;
- seq += frag_size;
- id++;
- }
-
- dev_kfree_skb(skb);
-}
-#endif /* LOOPBACK_TSO */
-
/*
* The higher levels take care of making this non-reentrant (it's
* called with bh's disabled).
@@ -137,9 +75,6 @@ static int loopback_xmit(struct sk_buff *skb, struct net_device *dev)
skb_orphan(skb);
skb->protocol = eth_type_trans(skb,dev);
-#ifndef LOOPBACK_MUST_CHECKSUM
- skb->ip_summed = CHECKSUM_UNNECESSARY;
-#endif
#ifdef LOOPBACK_TSO
if (skb_is_gso(skb)) {
@@ -234,9 +169,7 @@ static void loopback_setup(struct net_device *dev)
dev->type = ARPHRD_LOOPBACK; /* 0x0001*/
dev->flags = IFF_LOOPBACK;
dev->features = NETIF_F_SG | NETIF_F_FRAGLIST
-#ifdef LOOPBACK_TSO
| NETIF_F_TSO
-#endif
| NETIF_F_NO_CSUM
| NETIF_F_HIGHDMA
| NETIF_F_LLTX
diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c
index f1de38f8b74..54cd89cb083 100644
--- a/drivers/net/myri10ge/myri10ge.c
+++ b/drivers/net/myri10ge/myri10ge.c
@@ -56,7 +56,6 @@
#include <linux/ethtool.h>
#include <linux/firmware.h>
#include <linux/delay.h>
-#include <linux/version.h>
#include <linux/timer.h>
#include <linux/vmalloc.h>
#include <linux/crc32.h>
@@ -3548,7 +3547,11 @@ static void myri10ge_probe_slices(struct myri10ge_priv *mgp)
/* try to load the slice aware rss firmware */
old_fw = mgp->fw_name;
- if (old_fw == myri10ge_fw_aligned)
+ if (myri10ge_fw_name != NULL) {
+ dev_info(&mgp->pdev->dev, "overriding rss firmware to %s\n",
+ myri10ge_fw_name);
+ mgp->fw_name = myri10ge_fw_name;
+ } else if (old_fw == myri10ge_fw_aligned)
mgp->fw_name = myri10ge_fw_rss_aligned;
else
mgp->fw_name = myri10ge_fw_rss_unaligned;
diff --git a/drivers/net/ne.c b/drivers/net/ne.c
index 42443d69742..fa3ceca4e15 100644
--- a/drivers/net/ne.c
+++ b/drivers/net/ne.c
@@ -118,7 +118,7 @@ bad_clone_list[] __initdata = {
{"E-LAN100", "E-LAN200", {0x00, 0x00, 0x5d}}, /* Broken ne1000 clones */
{"PCM-4823", "PCM-4823", {0x00, 0xc0, 0x6c}}, /* Broken Advantech MoBo */
{"REALTEK", "RTL8019", {0x00, 0x00, 0xe8}}, /* no-name with Realtek chip */
-#if defined(CONFIG_TOSHIBA_RBTX4927) || defined(CONFIG_TOSHIBA_RBTX4938)
+#ifdef CONFIG_MACH_TX49XX
{"RBHMA4X00-RTL8019", "RBHMA4X00/RTL8019", {0x00, 0x60, 0x0a}}, /* Toshiba built-in */
#endif
{"LCS-8834", "LCS-8836", {0x04, 0x04, 0x37}}, /* ShinyNet (SET) */
@@ -142,7 +142,7 @@ bad_clone_list[] __initdata = {
#if defined(CONFIG_PLAT_MAPPI)
# define DCR_VAL 0x4b
#elif defined(CONFIG_PLAT_OAKS32R) || \
- defined(CONFIG_TOSHIBA_RBTX4927) || defined(CONFIG_TOSHIBA_RBTX4938)
+ defined(CONFIG_MACH_TX49XX)
# define DCR_VAL 0x48 /* 8-bit mode */
#else
# define DCR_VAL 0x49
diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h
index 93a7b9b668d..244ab49c433 100644
--- a/drivers/net/netxen/netxen_nic.h
+++ b/drivers/net/netxen/netxen_nic.h
@@ -45,7 +45,6 @@
#include <linux/in.h>
#include <linux/tcp.h>
#include <linux/skbuff.h>
-#include <linux/version.h>
#include <linux/ethtool.h>
#include <linux/mii.h>
@@ -66,8 +65,8 @@
#define _NETXEN_NIC_LINUX_MAJOR 4
#define _NETXEN_NIC_LINUX_MINOR 0
-#define _NETXEN_NIC_LINUX_SUBVERSION 0
-#define NETXEN_NIC_LINUX_VERSIONID "4.0.0"
+#define _NETXEN_NIC_LINUX_SUBVERSION 11
+#define NETXEN_NIC_LINUX_VERSIONID "4.0.11"
#define NETXEN_VERSION_CODE(a, b, c) (((a) << 16) + ((b) << 8) + (c))
@@ -1615,7 +1614,8 @@ dma_watchdog_wakeup(struct netxen_adapter *adapter)
int netxen_is_flash_supported(struct netxen_adapter *adapter);
-int netxen_get_flash_mac_addr(struct netxen_adapter *adapter, __le64 mac[]);
+int netxen_get_flash_mac_addr(struct netxen_adapter *adapter, __le64 *mac);
+int netxen_p3_get_mac_addr(struct netxen_adapter *adapter, __le64 *mac);
extern void netxen_change_ringparam(struct netxen_adapter *adapter);
extern int netxen_rom_fast_read(struct netxen_adapter *adapter, int addr,
int *valp);
diff --git a/drivers/net/netxen/netxen_nic_ethtool.c b/drivers/net/netxen/netxen_nic_ethtool.c
index 4ad3e0844b9..b974ca0fc53 100644
--- a/drivers/net/netxen/netxen_nic_ethtool.c
+++ b/drivers/net/netxen/netxen_nic_ethtool.c
@@ -38,7 +38,6 @@
#include <asm/io.h>
#include <linux/netdevice.h>
#include <linux/ethtool.h>
-#include <linux/version.h>
#include "netxen_nic.h"
#include "netxen_nic_hw.h"
diff --git a/drivers/net/netxen/netxen_nic_hdr.h b/drivers/net/netxen/netxen_nic_hdr.h
index e8e8d73f6ed..e80f9e3e597 100644
--- a/drivers/net/netxen/netxen_nic_hdr.h
+++ b/drivers/net/netxen/netxen_nic_hdr.h
@@ -32,8 +32,6 @@
#include <linux/module.h>
#include <linux/kernel.h>
-#include <linux/version.h>
-
#include <linux/spinlock.h>
#include <asm/irq.h>
#include <linux/init.h>
diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c
index 9aa20f96161..84978f80f39 100644
--- a/drivers/net/netxen/netxen_nic_hw.c
+++ b/drivers/net/netxen/netxen_nic_hw.c
@@ -733,31 +733,56 @@ static int netxen_get_flash_block(struct netxen_adapter *adapter, int base,
return 0;
}
-int netxen_get_flash_mac_addr(struct netxen_adapter *adapter, __le64 mac[])
+int netxen_get_flash_mac_addr(struct netxen_adapter *adapter, __le64 *mac)
{
- __le32 *pmac = (__le32 *) & mac[0];
+ __le32 *pmac = (__le32 *) mac;
+ u32 offset;
- if (netxen_get_flash_block(adapter,
- NETXEN_USER_START +
- offsetof(struct netxen_new_user_info,
- mac_addr),
- FLASH_NUM_PORTS * sizeof(u64), pmac) == -1) {
+ offset = NETXEN_USER_START +
+ offsetof(struct netxen_new_user_info, mac_addr) +
+ adapter->portnum * sizeof(u64);
+
+ if (netxen_get_flash_block(adapter, offset, sizeof(u64), pmac) == -1)
return -1;
- }
+
if (*mac == cpu_to_le64(~0ULL)) {
+
+ offset = NETXEN_USER_START_OLD +
+ offsetof(struct netxen_user_old_info, mac_addr) +
+ adapter->portnum * sizeof(u64);
+
if (netxen_get_flash_block(adapter,
- NETXEN_USER_START_OLD +
- offsetof(struct netxen_user_old_info,
- mac_addr),
- FLASH_NUM_PORTS * sizeof(u64),
- pmac) == -1)
+ offset, sizeof(u64), pmac) == -1)
return -1;
+
if (*mac == cpu_to_le64(~0ULL))
return -1;
}
return 0;
}
+int netxen_p3_get_mac_addr(struct netxen_adapter *adapter, __le64 *mac)
+{
+ uint32_t crbaddr, mac_hi, mac_lo;
+ int pci_func = adapter->ahw.pci_func;
+
+ crbaddr = CRB_MAC_BLOCK_START +
+ (4 * ((pci_func/2) * 3)) + (4 * (pci_func & 1));
+
+ adapter->hw_read_wx(adapter, crbaddr, &mac_lo, 4);
+ adapter->hw_read_wx(adapter, crbaddr+4, &mac_hi, 4);
+
+ mac_hi = cpu_to_le32(mac_hi);
+ mac_lo = cpu_to_le32(mac_lo);
+
+ if (pci_func & 1)
+ *mac = ((mac_lo >> 16) | ((u64)mac_hi << 16));
+ else
+ *mac = ((mac_lo) | ((u64)mac_hi << 32));
+
+ return 0;
+}
+
#define CRB_WIN_LOCK_TIMEOUT 100000000
static int crb_win_lock(struct netxen_adapter *adapter)
@@ -2183,10 +2208,10 @@ void netxen_nic_flash_print(struct netxen_adapter *adapter)
if (adapter->portnum == 0) {
get_brd_name_by_type(board_info->board_type, brd_name);
- printk("NetXen %s Board S/N %s Chip id 0x%x\n",
- brd_name, serial_num, board_info->chip_id);
- printk("NetXen Firmware version %d.%d.%d\n", fw_major,
- fw_minor, fw_build);
+ printk(KERN_INFO "NetXen %s Board S/N %s Chip rev 0x%x\n",
+ brd_name, serial_num, adapter->ahw.revision_id);
+ printk(KERN_INFO "NetXen Firmware version %d.%d.%d\n",
+ fw_major, fw_minor, fw_build);
}
if (NETXEN_VERSION_CODE(fw_major, fw_minor, fw_build) <
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c
index 519fc860e17..5bba675d050 100644
--- a/drivers/net/netxen/netxen_nic_init.c
+++ b/drivers/net/netxen/netxen_nic_init.c
@@ -1079,10 +1079,12 @@ int netxen_initialize_adapter_offload(struct netxen_adapter *adapter)
void netxen_free_adapter_offload(struct netxen_adapter *adapter)
{
- int i;
+ int i = 100;
+
+ if (!adapter->dummy_dma.addr)
+ return;
- if (adapter->dummy_dma.addr) {
- i = 100;
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) {
do {
if (dma_watchdog_shutdown_request(adapter) == 1)
break;
@@ -1090,17 +1092,17 @@ void netxen_free_adapter_offload(struct netxen_adapter *adapter)
if (dma_watchdog_shutdown_poll_result(adapter) == 1)
break;
} while (--i);
+ }
- if (i) {
- pci_free_consistent(adapter->pdev,
- NETXEN_HOST_DUMMY_DMA_SIZE,
- adapter->dummy_dma.addr,
- adapter->dummy_dma.phys_addr);
- adapter->dummy_dma.addr = NULL;
- } else {
- printk(KERN_ERR "%s: dma_watchdog_shutdown failed\n",
- adapter->netdev->name);
- }
+ if (i) {
+ pci_free_consistent(adapter->pdev,
+ NETXEN_HOST_DUMMY_DMA_SIZE,
+ adapter->dummy_dma.addr,
+ adapter->dummy_dma.phys_addr);
+ adapter->dummy_dma.addr = NULL;
+ } else {
+ printk(KERN_ERR "%s: dma_watchdog_shutdown failed\n",
+ adapter->netdev->name);
}
}
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index 7615c715e66..32bb47adbe3 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -149,76 +149,18 @@ static uint32_t msi_tgt_status[8] = {
static struct netxen_legacy_intr_set legacy_intr[] = NX_LEGACY_INTR_CONFIG;
-static void netxen_nic_disable_int(struct netxen_adapter *adapter)
+static inline void netxen_nic_disable_int(struct netxen_adapter *adapter)
{
- u32 mask = 0x7ff;
- int retries = 32;
- int pci_fn = adapter->ahw.pci_func;
-
- if (adapter->msi_mode != MSI_MODE_MULTIFUNC)
- adapter->pci_write_normalize(adapter,
- adapter->crb_intr_mask, 0);
-
- if (adapter->intr_scheme != -1 &&
- adapter->intr_scheme != INTR_SCHEME_PERPORT)
- adapter->pci_write_immediate(adapter, ISR_INT_MASK, mask);
-
- if (!NETXEN_IS_MSI_FAMILY(adapter)) {
- do {
- adapter->pci_write_immediate(adapter,
- adapter->legacy_intr.tgt_status_reg,
- 0xffffffff);
- mask = adapter->pci_read_immediate(adapter,
- ISR_INT_VECTOR);
- if (!(mask & 0x80))
- break;
- udelay(10);
- } while (--retries);
-
- if (!retries) {
- printk(KERN_NOTICE "%s: Failed to disable interrupt\n",
- netxen_nic_driver_name);
- }
- } else {
- if (adapter->msi_mode == MSI_MODE_MULTIFUNC) {
- adapter->pci_write_immediate(adapter,
- msi_tgt_status[pci_fn], 0xffffffff);
- }
- }
+ adapter->pci_write_normalize(adapter, adapter->crb_intr_mask, 0);
}
-static void netxen_nic_enable_int(struct netxen_adapter *adapter)
+static inline void netxen_nic_enable_int(struct netxen_adapter *adapter)
{
- u32 mask;
-
- if (adapter->intr_scheme != -1 &&
- adapter->intr_scheme != INTR_SCHEME_PERPORT) {
- switch (adapter->ahw.board_type) {
- case NETXEN_NIC_GBE:
- mask = 0x77b;
- break;
- case NETXEN_NIC_XGBE:
- mask = 0x77f;
- break;
- default:
- mask = 0x7ff;
- break;
- }
-
- adapter->pci_write_immediate(adapter, ISR_INT_MASK, mask);
- }
-
adapter->pci_write_normalize(adapter, adapter->crb_intr_mask, 0x1);
- if (!NETXEN_IS_MSI_FAMILY(adapter)) {
- mask = 0xbff;
- if (adapter->intr_scheme == INTR_SCHEME_PERPORT)
- adapter->pci_write_immediate(adapter,
- adapter->legacy_intr.tgt_mask_reg, mask);
- else
- adapter->pci_write_normalize(adapter,
- CRB_INT_VECTOR, 0);
- }
+ if (!NETXEN_IS_MSI_FAMILY(adapter))
+ adapter->pci_write_immediate(adapter,
+ adapter->legacy_intr.tgt_mask_reg, 0xfbff);
}
static int nx_set_dma_mask(struct netxen_adapter *adapter, uint8_t revision_id)
@@ -501,6 +443,44 @@ static void netxen_init_msix_entries(struct netxen_adapter *adapter)
adapter->msix_entries[i].entry = i;
}
+static int
+netxen_read_mac_addr(struct netxen_adapter *adapter)
+{
+ int i;
+ unsigned char *p;
+ __le64 mac_addr;
+ DECLARE_MAC_BUF(mac);
+ struct net_device *netdev = adapter->netdev;
+ struct pci_dev *pdev = adapter->pdev;
+
+ if (netxen_is_flash_supported(adapter) != 0)
+ return -EIO;
+
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
+ if (netxen_p3_get_mac_addr(adapter, &mac_addr) != 0)
+ return -EIO;
+ } else {
+ if (netxen_get_flash_mac_addr(adapter, &mac_addr) != 0)
+ return -EIO;
+ }
+
+ p = (unsigned char *)&mac_addr;
+ for (i = 0; i < 6; i++)
+ netdev->dev_addr[i] = *(p + 5 - i);
+
+ memcpy(netdev->perm_addr, netdev->dev_addr, netdev->addr_len);
+
+ /* set station address */
+
+ if (!is_valid_ether_addr(netdev->perm_addr)) {
+ dev_warn(&pdev->dev, "Bad MAC address %s.\n",
+ print_mac(mac, netdev->dev_addr));
+ } else
+ adapter->macaddr_set(adapter, netdev->dev_addr);
+
+ return 0;
+}
+
/*
* netxen_nic_probe()
*
@@ -529,10 +509,8 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
unsigned long mem_base, mem_len, db_base, db_len, pci_len0 = 0;
int i = 0, err;
int first_driver, first_boot;
- __le64 mac_addr[FLASH_NUM_PORTS + 1];
u32 val;
int pci_func_id = PCI_FUNC(pdev->devfn);
- DECLARE_MAC_BUF(mac);
struct netxen_legacy_intr_set *legacy_intrp;
uint8_t revision_id;
@@ -545,6 +523,13 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
return -ENODEV;
}
+ if (pdev->revision >= NX_P3_A0 && pdev->revision < NX_P3_B1) {
+ printk(KERN_WARNING "NetXen chip revisions between 0x%x-0x%x"
+ "will not be enabled.\n",
+ NX_P3_A0, NX_P3_B1);
+ return -ENODEV;
+ }
+
if ((err = pci_enable_device(pdev)))
return err;
@@ -898,34 +883,14 @@ request_msi:
goto err_out_disable_msi;
init_timer(&adapter->watchdog_timer);
- adapter->ahw.linkup = 0;
adapter->watchdog_timer.function = &netxen_watchdog;
adapter->watchdog_timer.data = (unsigned long)adapter;
INIT_WORK(&adapter->watchdog_task, netxen_watchdog_task);
INIT_WORK(&adapter->tx_timeout_task, netxen_tx_timeout_task);
- if (netxen_is_flash_supported(adapter) == 0 &&
- netxen_get_flash_mac_addr(adapter, mac_addr) == 0) {
- unsigned char *p;
-
- p = (unsigned char *)&mac_addr[adapter->portnum];
- netdev->dev_addr[0] = *(p + 5);
- netdev->dev_addr[1] = *(p + 4);
- netdev->dev_addr[2] = *(p + 3);
- netdev->dev_addr[3] = *(p + 2);
- netdev->dev_addr[4] = *(p + 1);
- netdev->dev_addr[5] = *(p + 0);
-
- memcpy(netdev->perm_addr, netdev->dev_addr,
- netdev->addr_len);
- if (!is_valid_ether_addr(netdev->perm_addr)) {
- printk(KERN_ERR "%s: Bad MAC address %s.\n",
- netxen_nic_driver_name,
- print_mac(mac, netdev->dev_addr));
- } else {
- adapter->macaddr_set(adapter, netdev->dev_addr);
- }
- }
+ err = netxen_read_mac_addr(adapter);
+ if (err)
+ dev_warn(&pdev->dev, "failed to read mac addr\n");
netif_carrier_off(netdev);
netif_stop_queue(netdev);
@@ -1000,6 +965,7 @@ static void __devexit netxen_nic_remove(struct pci_dev *pdev)
if (adapter->is_up == NETXEN_ADAPTER_UP_MAGIC) {
netxen_free_hw_resources(adapter);
+ netxen_release_rx_buffers(adapter);
netxen_free_sw_resources(adapter);
}
@@ -1069,6 +1035,15 @@ static int netxen_nic_open(struct net_device *netdev)
goto err_out_free_sw;
}
+ if ((adapter->msi_mode != MSI_MODE_MULTIFUNC) ||
+ (adapter->intr_scheme != INTR_SCHEME_PERPORT)) {
+ printk(KERN_ERR "%s: Firmware interrupt scheme is "
+ "incompatible with driver\n",
+ netdev->name);
+ adapter->driver_mismatch = 1;
+ goto err_out_free_hw;
+ }
+
if (adapter->fw_major < 4) {
adapter->crb_addr_cmd_producer =
crb_cmd_producer[adapter->portnum];
@@ -1094,7 +1069,7 @@ static int netxen_nic_open(struct net_device *netdev)
flags, netdev->name, adapter);
if (err) {
printk(KERN_ERR "request_irq failed with: %d\n", err);
- goto err_out_free_hw;
+ goto err_out_free_rxbuf;
}
adapter->is_up = NETXEN_ADAPTER_UP_MAGIC;
@@ -1116,6 +1091,7 @@ static int netxen_nic_open(struct net_device *netdev)
if (adapter->set_mtu)
adapter->set_mtu(adapter, netdev->mtu);
+ adapter->ahw.linkup = 0;
mod_timer(&adapter->watchdog_timer, jiffies);
napi_enable(&adapter->napi);
@@ -1127,6 +1103,8 @@ static int netxen_nic_open(struct net_device *netdev)
err_out_free_irq:
free_irq(adapter->irq, adapter);
+err_out_free_rxbuf:
+ netxen_release_rx_buffers(adapter);
err_out_free_hw:
netxen_free_hw_resources(adapter);
err_out_free_sw:
@@ -1152,10 +1130,8 @@ static int netxen_nic_close(struct net_device *netdev)
netxen_release_tx_buffers(adapter);
- if (adapter->is_up == NETXEN_ADAPTER_UP_MAGIC) {
- FLUSH_SCHEDULED_WORK();
- del_timer_sync(&adapter->watchdog_timer);
- }
+ FLUSH_SCHEDULED_WORK();
+ del_timer_sync(&adapter->watchdog_timer);
return 0;
}
@@ -1458,7 +1434,8 @@ void netxen_watchdog_task(struct work_struct *work)
netxen_nic_handle_phy_intr(adapter);
- mod_timer(&adapter->watchdog_timer, jiffies + 2 * HZ);
+ if (netif_running(adapter->netdev))
+ mod_timer(&adapter->watchdog_timer, jiffies + 2 * HZ);
}
static void netxen_tx_timeout(struct net_device *netdev)
@@ -1518,18 +1495,9 @@ struct net_device_stats *netxen_nic_get_stats(struct net_device *netdev)
return stats;
}
-static inline void
-netxen_handle_int(struct netxen_adapter *adapter)
-{
- netxen_nic_disable_int(adapter);
- napi_schedule(&adapter->napi);
-}
-
static irqreturn_t netxen_intr(int irq, void *data)
{
struct netxen_adapter *adapter = data;
- u32 our_int = 0;
-
u32 status = 0;
status = adapter->pci_read_immediate(adapter, ISR_INT_VECTOR);
@@ -1544,22 +1512,32 @@ static irqreturn_t netxen_intr(int irq, void *data)
if (!ISR_LEGACY_INT_TRIGGERED(status))
return IRQ_NONE;
- } else if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) {
+ } else {
+ unsigned long our_int = 0;
our_int = adapter->pci_read_normalize(adapter, CRB_INT_VECTOR);
+
/* not our interrupt */
- if ((our_int & (0x80 << adapter->portnum)) == 0)
+ if (!test_and_clear_bit((7 + adapter->portnum), &our_int))
return IRQ_NONE;
- if (adapter->intr_scheme == INTR_SCHEME_PERPORT) {
- /* claim interrupt */
- adapter->pci_write_normalize(adapter,
- CRB_INT_VECTOR,
- our_int & ~((u32)(0x80 << adapter->portnum)));
- }
+ /* claim interrupt */
+ adapter->pci_write_normalize(adapter,
+ CRB_INT_VECTOR, (our_int & 0xffffffff));
}
- netxen_handle_int(adapter);
+ /* clear interrupt */
+ if (adapter->fw_major < 4)
+ netxen_nic_disable_int(adapter);
+
+ adapter->pci_write_immediate(adapter,
+ adapter->legacy_intr.tgt_status_reg,
+ 0xffffffff);
+ /* read twice to ensure write is flushed */
+ adapter->pci_read_immediate(adapter, ISR_INT_VECTOR);
+ adapter->pci_read_immediate(adapter, ISR_INT_VECTOR);
+
+ napi_schedule(&adapter->napi);
return IRQ_HANDLED;
}
@@ -1568,7 +1546,11 @@ static irqreturn_t netxen_msi_intr(int irq, void *data)
{
struct netxen_adapter *adapter = data;
- netxen_handle_int(adapter);
+ /* clear interrupt */
+ adapter->pci_write_immediate(adapter,
+ msi_tgt_status[adapter->ahw.pci_func], 0xffffffff);
+
+ napi_schedule(&adapter->napi);
return IRQ_HANDLED;
}
diff --git a/drivers/net/netxen/netxen_nic_phan_reg.h b/drivers/net/netxen/netxen_nic_phan_reg.h
index 83e5ee57bfe..b293adcc95a 100644
--- a/drivers/net/netxen/netxen_nic_phan_reg.h
+++ b/drivers/net/netxen/netxen_nic_phan_reg.h
@@ -125,6 +125,8 @@
#define CRB_SW_INT_MASK_2 NETXEN_NIC_REG(0x1e4)
#define CRB_SW_INT_MASK_3 NETXEN_NIC_REG(0x1e8)
+#define CRB_MAC_BLOCK_START NETXEN_CAM_RAM(0x1c0)
+
/*
* capabilities register, can be used to selectively enable/disable features
* for backward compability
diff --git a/drivers/net/ppp_mppe.c b/drivers/net/ppp_mppe.c
index b35d7944950..88f03c9e940 100644
--- a/drivers/net/ppp_mppe.c
+++ b/drivers/net/ppp_mppe.c
@@ -46,7 +46,6 @@
#include <linux/err.h>
#include <linux/module.h>
#include <linux/kernel.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <linux/types.h>
#include <linux/slab.h>
diff --git a/drivers/net/pppol2tp.c b/drivers/net/pppol2tp.c
index f9298827a76..ff175e8f36b 100644
--- a/drivers/net/pppol2tp.c
+++ b/drivers/net/pppol2tp.c
@@ -61,7 +61,6 @@
*/
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/string.h>
#include <linux/list.h>
#include <asm/uaccess.h>
diff --git a/drivers/net/r6040.c b/drivers/net/r6040.c
index 6531ff565c5..5d86281d936 100644
--- a/drivers/net/r6040.c
+++ b/drivers/net/r6040.c
@@ -24,7 +24,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/moduleparam.h>
#include <linux/string.h>
#include <linux/timer.h>
diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c
index 25e62cf58d3..1c370e6aa64 100644
--- a/drivers/net/sh_eth.c
+++ b/drivers/net/sh_eth.c
@@ -20,7 +20,6 @@
* the file called "COPYING".
*/
-#include <linux/version.h>
#include <linux/init.h>
#include <linux/dma-mapping.h>
#include <linux/etherdevice.h>
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 7d29edcd40b..e24b25ca1c6 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -24,7 +24,6 @@
#include <linux/crc32.h>
#include <linux/kernel.h>
-#include <linux/version.h>
#include <linux/module.h>
#include <linux/netdevice.h>
#include <linux/dma-mapping.h>
@@ -666,11 +665,16 @@ static void sky2_phy_power_down(struct sky2_hw *hw, unsigned port)
if (hw->chip_id != CHIP_ID_YUKON_EC) {
if (hw->chip_id == CHIP_ID_YUKON_EC_U) {
- ctrl = gm_phy_read(hw, port, PHY_MARV_PHY_CTRL);
+ /* select page 2 to access MAC control register */
+ gm_phy_write(hw, port, PHY_MARV_EXT_ADR, 2);
+ ctrl = gm_phy_read(hw, port, PHY_MARV_PHY_CTRL);
/* enable Power Down */
ctrl |= PHY_M_PC_POW_D_ENA;
gm_phy_write(hw, port, PHY_MARV_PHY_CTRL, ctrl);
+
+ /* set page register back to 0 */
+ gm_phy_write(hw, port, PHY_MARV_EXT_ADR, 0);
}
/* set IEEE compatible Power Down Mode (dev. #4.99) */
diff --git a/drivers/net/tehuti.h b/drivers/net/tehuti.h
index c66dfc9ec1e..7db48f1cd94 100644
--- a/drivers/net/tehuti.h
+++ b/drivers/net/tehuti.h
@@ -27,7 +27,6 @@
#include <linux/sched.h>
#include <linux/tty.h>
#include <linux/if_vlan.h>
-#include <linux/version.h>
#include <linux/interrupt.h>
#include <linux/vmalloc.h>
#include <asm/byteorder.h>
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index d2439b85a79..71d2c5cfdad 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -66,8 +66,8 @@
#define DRV_MODULE_NAME "tg3"
#define PFX DRV_MODULE_NAME ": "
-#define DRV_MODULE_VERSION "3.93"
-#define DRV_MODULE_RELDATE "May 22, 2008"
+#define DRV_MODULE_VERSION "3.94"
+#define DRV_MODULE_RELDATE "August 14, 2008"
#define TG3_DEF_MAC_MODE 0
#define TG3_DEF_RX_MODE 0
@@ -536,6 +536,7 @@ static int tg3_ape_lock(struct tg3 *tp, int locknum)
return 0;
switch (locknum) {
+ case TG3_APE_LOCK_GRC:
case TG3_APE_LOCK_MEM:
break;
default:
@@ -573,6 +574,7 @@ static void tg3_ape_unlock(struct tg3 *tp, int locknum)
return;
switch (locknum) {
+ case TG3_APE_LOCK_GRC:
case TG3_APE_LOCK_MEM:
break;
default:
@@ -1018,15 +1020,43 @@ static void tg3_mdio_fini(struct tg3 *tp)
}
/* tp->lock is held. */
+static inline void tg3_generate_fw_event(struct tg3 *tp)
+{
+ u32 val;
+
+ val = tr32(GRC_RX_CPU_EVENT);
+ val |= GRC_RX_CPU_DRIVER_EVENT;
+ tw32_f(GRC_RX_CPU_EVENT, val);
+
+ tp->last_event_jiffies = jiffies;
+}
+
+#define TG3_FW_EVENT_TIMEOUT_USEC 2500
+
+/* tp->lock is held. */
static void tg3_wait_for_event_ack(struct tg3 *tp)
{
int i;
+ unsigned int delay_cnt;
+ long time_remain;
+
+ /* If enough time has passed, no wait is necessary. */
+ time_remain = (long)(tp->last_event_jiffies + 1 +
+ usecs_to_jiffies(TG3_FW_EVENT_TIMEOUT_USEC)) -
+ (long)jiffies;
+ if (time_remain < 0)
+ return;
- /* Wait for up to 2.5 milliseconds */
- for (i = 0; i < 250000; i++) {
+ /* Check if we can shorten the wait time. */
+ delay_cnt = jiffies_to_usecs(time_remain);
+ if (delay_cnt > TG3_FW_EVENT_TIMEOUT_USEC)
+ delay_cnt = TG3_FW_EVENT_TIMEOUT_USEC;
+ delay_cnt = (delay_cnt >> 3) + 1;
+
+ for (i = 0; i < delay_cnt; i++) {
if (!(tr32(GRC_RX_CPU_EVENT) & GRC_RX_CPU_DRIVER_EVENT))
break;
- udelay(10);
+ udelay(8);
}
}
@@ -1075,9 +1105,7 @@ static void tg3_ump_link_report(struct tg3 *tp)
val = 0;
tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX + 12, val);
- val = tr32(GRC_RX_CPU_EVENT);
- val |= GRC_RX_CPU_DRIVER_EVENT;
- tw32_f(GRC_RX_CPU_EVENT, val);
+ tg3_generate_fw_event(tp);
}
static void tg3_link_report(struct tg3 *tp)
@@ -2124,6 +2152,13 @@ static int tg3_set_power_state(struct tg3 *tp, pci_power_t state)
(tp->tg3_flags & TG3_FLAG_WOL_ENABLE))
mac_mode |= MAC_MODE_MAGIC_PKT_ENABLE;
+ if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) {
+ mac_mode |= tp->mac_mode &
+ (MAC_MODE_APE_TX_EN | MAC_MODE_APE_RX_EN);
+ if (mac_mode & MAC_MODE_APE_TX_EN)
+ mac_mode |= MAC_MODE_TDE_ENABLE;
+ }
+
tw32_f(MAC_MODE, mac_mode);
udelay(100);
@@ -5493,7 +5528,7 @@ static void tg3_ape_send_event(struct tg3 *tp, u32 event)
return;
apedata = tg3_ape_read32(tp, TG3_APE_FW_STATUS);
- if (apedata != APE_FW_STATUS_READY)
+ if (!(apedata & APE_FW_STATUS_READY))
return;
/* Wait for up to 1 millisecond for APE to service previous event. */
@@ -5760,6 +5795,8 @@ static int tg3_chip_reset(struct tg3 *tp)
tg3_mdio_stop(tp);
+ tg3_ape_lock(tp, TG3_APE_LOCK_GRC);
+
/* No matching tg3_nvram_unlock() after this because
* chip reset below will undo the nvram lock.
*/
@@ -5908,12 +5945,19 @@ static int tg3_chip_reset(struct tg3 *tp)
} else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
tp->mac_mode = MAC_MODE_PORT_MODE_GMII;
tw32_f(MAC_MODE, tp->mac_mode);
+ } else if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) {
+ tp->mac_mode &= (MAC_MODE_APE_TX_EN | MAC_MODE_APE_RX_EN);
+ if (tp->mac_mode & MAC_MODE_APE_TX_EN)
+ tp->mac_mode |= MAC_MODE_TDE_ENABLE;
+ tw32_f(MAC_MODE, tp->mac_mode);
} else
tw32_f(MAC_MODE, 0);
udelay(40);
tg3_mdio_start(tp);
+ tg3_ape_unlock(tp, TG3_APE_LOCK_GRC);
+
err = tg3_poll_fw(tp);
if (err)
return err;
@@ -5935,6 +5979,7 @@ static int tg3_chip_reset(struct tg3 *tp)
tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
+ tp->last_event_jiffies = jiffies;
if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
}
@@ -5948,15 +5993,12 @@ static void tg3_stop_fw(struct tg3 *tp)
{
if ((tp->tg3_flags & TG3_FLAG_ENABLE_ASF) &&
!(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)) {
- u32 val;
-
/* Wait for RX cpu to ACK the previous event. */
tg3_wait_for_event_ack(tp);
tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_PAUSE_FW);
- val = tr32(GRC_RX_CPU_EVENT);
- val |= GRC_RX_CPU_DRIVER_EVENT;
- tw32(GRC_RX_CPU_EVENT, val);
+
+ tg3_generate_fw_event(tp);
/* Wait for RX cpu to ACK this event. */
tg3_wait_for_event_ack(tp);
@@ -7406,7 +7448,11 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
udelay(10);
}
- tp->mac_mode = MAC_MODE_TXSTAT_ENABLE | MAC_MODE_RXSTAT_ENABLE |
+ if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)
+ tp->mac_mode &= MAC_MODE_APE_TX_EN | MAC_MODE_APE_RX_EN;
+ else
+ tp->mac_mode = 0;
+ tp->mac_mode |= MAC_MODE_TXSTAT_ENABLE | MAC_MODE_RXSTAT_ENABLE |
MAC_MODE_TDE_ENABLE | MAC_MODE_RDE_ENABLE | MAC_MODE_FHDE_ENABLE;
if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS) &&
!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
@@ -7840,9 +7886,8 @@ static void tg3_timer(unsigned long __opaque)
* resets.
*/
if (!--tp->asf_counter) {
- if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
- u32 val;
-
+ if ((tp->tg3_flags & TG3_FLAG_ENABLE_ASF) &&
+ !(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)) {
tg3_wait_for_event_ack(tp);
tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX,
@@ -7850,9 +7895,8 @@ static void tg3_timer(unsigned long __opaque)
tg3_write_mem(tp, NIC_SRAM_FW_CMD_LEN_MBOX, 4);
/* 5 seconds timeout */
tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX, 5);
- val = tr32(GRC_RX_CPU_EVENT);
- val |= GRC_RX_CPU_DRIVER_EVENT;
- tw32_f(GRC_RX_CPU_EVENT, val);
+
+ tg3_generate_fw_event(tp);
}
tp->asf_counter = tp->asf_multiplier;
}
@@ -8422,6 +8466,11 @@ static inline unsigned long get_stat64(tg3_stat64_t *val)
return ret;
}
+static inline u64 get_estat64(tg3_stat64_t *val)
+{
+ return ((u64)val->high << 32) | ((u64)val->low);
+}
+
static unsigned long calc_crc_errors(struct tg3 *tp)
{
struct tg3_hw_stats *hw_stats = tp->hw_stats;
@@ -8450,7 +8499,7 @@ static unsigned long calc_crc_errors(struct tg3 *tp)
#define ESTAT_ADD(member) \
estats->member = old_estats->member + \
- get_stat64(&hw_stats->member)
+ get_estat64(&hw_stats->member)
static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *tp)
{
@@ -12416,6 +12465,13 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
tp->misc_host_ctrl);
}
+ /* Preserve the APE MAC_MODE bits */
+ if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)
+ tp->mac_mode = tr32(MAC_MODE) |
+ MAC_MODE_APE_TX_EN | MAC_MODE_APE_RX_EN;
+ else
+ tp->mac_mode = TG3_DEF_MAC_MODE;
+
/* these are limited to 10/100 only */
if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
(grc_misc_cfg == 0x8000 || grc_misc_cfg == 0x4000)) ||
@@ -13275,7 +13331,6 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
tp->pdev = pdev;
tp->dev = dev;
tp->pm_cap = pm_cap;
- tp->mac_mode = TG3_DEF_MAC_MODE;
tp->rx_mode = TG3_DEF_RX_MODE;
tp->tx_mode = TG3_DEF_TX_MODE;
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index df07842172b..f5b8cab8d4b 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -325,6 +325,8 @@
#define MAC_MODE_TDE_ENABLE 0x00200000
#define MAC_MODE_RDE_ENABLE 0x00400000
#define MAC_MODE_FHDE_ENABLE 0x00800000
+#define MAC_MODE_APE_RX_EN 0x08000000
+#define MAC_MODE_APE_TX_EN 0x10000000
#define MAC_STATUS 0x00000404
#define MAC_STATUS_PCS_SYNCED 0x00000001
#define MAC_STATUS_SIGNAL_DET 0x00000002
@@ -1889,6 +1891,7 @@
#define APE_EVENT_STATUS_EVENT_PENDING 0x80000000
/* APE convenience enumerations. */
+#define TG3_APE_LOCK_GRC 1
#define TG3_APE_LOCK_MEM 4
#define TG3_EEPROM_SB_F1R2_MBA_OFF 0x10
@@ -2429,7 +2432,10 @@ struct tg3 {
struct tg3_ethtool_stats estats;
struct tg3_ethtool_stats estats_prev;
+ union {
unsigned long phy_crc_errors;
+ unsigned long last_event_jiffies;
+ };
u32 rx_offset;
u32 tg3_flags;
diff --git a/drivers/net/tlan.c b/drivers/net/tlan.c
index 85246ed7cb9..ec871f64676 100644
--- a/drivers/net/tlan.c
+++ b/drivers/net/tlan.c
@@ -360,8 +360,8 @@ TLan_GetSKB( const struct tlan_list_tag *tag)
{
unsigned long addr;
- addr = tag->buffer[8].address;
- addr |= (tag->buffer[9].address << 16) << 16;
+ addr = tag->buffer[9].address;
+ addr |= (tag->buffer[8].address << 16) << 16;
return (struct sk_buff *) addr;
}
@@ -1984,7 +1984,6 @@ static void TLan_ResetLists( struct net_device *dev )
TLanList *list;
dma_addr_t list_phys;
struct sk_buff *skb;
- void *t = NULL;
priv->txHead = 0;
priv->txTail = 0;
@@ -2022,7 +2021,8 @@ static void TLan_ResetLists( struct net_device *dev )
}
skb_reserve( skb, NET_IP_ALIGN );
- list->buffer[0].address = pci_map_single(priv->pciDev, t,
+ list->buffer[0].address = pci_map_single(priv->pciDev,
+ skb->data,
TLAN_MAX_FRAME_SIZE,
PCI_DMA_FROMDEVICE);
TLan_StoreSKB(list, skb);
diff --git a/drivers/net/tokenring/lanstreamer.c b/drivers/net/tokenring/lanstreamer.c
index 47d84cd2809..59d1673f938 100644
--- a/drivers/net/tokenring/lanstreamer.c
+++ b/drivers/net/tokenring/lanstreamer.c
@@ -119,7 +119,6 @@
#include <linux/pci.h>
#include <linux/dma-mapping.h>
#include <linux/spinlock.h>
-#include <linux/version.h>
#include <linux/bitops.h>
#include <linux/jiffies.h>
diff --git a/drivers/net/tokenring/lanstreamer.h b/drivers/net/tokenring/lanstreamer.h
index e7bb3494afc..13ccee6449c 100644
--- a/drivers/net/tokenring/lanstreamer.h
+++ b/drivers/net/tokenring/lanstreamer.h
@@ -60,8 +60,6 @@
*
*/
-#include <linux/version.h>
-
/* MAX_INTR - the maximum number of times we can loop
* inside the interrupt function before returning
* control to the OS (maximum value is 256)
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index e6bbc639c2d..6daea0c9186 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -358,6 +358,66 @@ static unsigned int tun_chr_poll(struct file *file, poll_table * wait)
return mask;
}
+/* prepad is the amount to reserve at front. len is length after that.
+ * linear is a hint as to how much to copy (usually headers). */
+static struct sk_buff *tun_alloc_skb(size_t prepad, size_t len, size_t linear,
+ gfp_t gfp)
+{
+ struct sk_buff *skb;
+ unsigned int i;
+
+ skb = alloc_skb(prepad + len, gfp|__GFP_NOWARN);
+ if (skb) {
+ skb_reserve(skb, prepad);
+ skb_put(skb, len);
+ return skb;
+ }
+
+ /* Under a page? Don't bother with paged skb. */
+ if (prepad + len < PAGE_SIZE)
+ return NULL;
+
+ /* Start with a normal skb, and add pages. */
+ skb = alloc_skb(prepad + linear, gfp);
+ if (!skb)
+ return NULL;
+
+ skb_reserve(skb, prepad);
+ skb_put(skb, linear);
+
+ len -= linear;
+
+ for (i = 0; i < MAX_SKB_FRAGS; i++) {
+ skb_frag_t *f = &skb_shinfo(skb)->frags[i];
+
+ f->page = alloc_page(gfp|__GFP_ZERO);
+ if (!f->page)
+ break;
+
+ f->page_offset = 0;
+ f->size = PAGE_SIZE;
+
+ skb->data_len += PAGE_SIZE;
+ skb->len += PAGE_SIZE;
+ skb->truesize += PAGE_SIZE;
+ skb_shinfo(skb)->nr_frags++;
+
+ if (len < PAGE_SIZE) {
+ len = 0;
+ break;
+ }
+ len -= PAGE_SIZE;
+ }
+
+ /* Too large, or alloc fail? */
+ if (unlikely(len)) {
+ kfree_skb(skb);
+ skb = NULL;
+ }
+
+ return skb;
+}
+
/* Get packet from user space buffer */
static __inline__ ssize_t tun_get_user(struct tun_struct *tun, struct iovec *iv, size_t count)
{
@@ -391,14 +451,12 @@ static __inline__ ssize_t tun_get_user(struct tun_struct *tun, struct iovec *iv,
return -EINVAL;
}
- if (!(skb = alloc_skb(len + align, GFP_KERNEL))) {
+ if (!(skb = tun_alloc_skb(align, len, gso.hdr_len, GFP_KERNEL))) {
tun->dev->stats.rx_dropped++;
return -ENOMEM;
}
- if (align)
- skb_reserve(skb, align);
- if (memcpy_fromiovec(skb_put(skb, len), iv, len)) {
+ if (skb_copy_datagram_from_iovec(skb, 0, iv, len)) {
tun->dev->stats.rx_dropped++;
kfree_skb(skb);
return -EFAULT;
@@ -748,6 +806,36 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
return err;
}
+static int tun_get_iff(struct net *net, struct file *file, struct ifreq *ifr)
+{
+ struct tun_struct *tun = file->private_data;
+
+ if (!tun)
+ return -EBADFD;
+
+ DBG(KERN_INFO "%s: tun_get_iff\n", tun->dev->name);
+
+ strcpy(ifr->ifr_name, tun->dev->name);
+
+ ifr->ifr_flags = 0;
+
+ if (ifr->ifr_flags & TUN_TUN_DEV)
+ ifr->ifr_flags |= IFF_TUN;
+ else
+ ifr->ifr_flags |= IFF_TAP;
+
+ if (tun->flags & TUN_NO_PI)
+ ifr->ifr_flags |= IFF_NO_PI;
+
+ if (tun->flags & TUN_ONE_QUEUE)
+ ifr->ifr_flags |= IFF_ONE_QUEUE;
+
+ if (tun->flags & TUN_VNET_HDR)
+ ifr->ifr_flags |= IFF_VNET_HDR;
+
+ return 0;
+}
+
/* This is like a cut-down ethtool ops, except done via tun fd so no
* privs required. */
static int set_offload(struct net_device *dev, unsigned long arg)
@@ -833,6 +921,15 @@ static int tun_chr_ioctl(struct inode *inode, struct file *file,
DBG(KERN_INFO "%s: tun_chr_ioctl cmd %d\n", tun->dev->name, cmd);
switch (cmd) {
+ case TUNGETIFF:
+ ret = tun_get_iff(current->nsproxy->net_ns, file, &ifr);
+ if (ret)
+ return ret;
+
+ if (copy_to_user(argp, &ifr, sizeof(ifr)))
+ return -EFAULT;
+ break;
+
case TUNSETNOCSUM:
/* Disable/Enable checksum */
if (arg)
diff --git a/drivers/net/typhoon.c b/drivers/net/typhoon.c
index 8549f1159a3..734ce0977f0 100644
--- a/drivers/net/typhoon.c
+++ b/drivers/net/typhoon.c
@@ -128,7 +128,6 @@ static const int multicast_filter_limit = 32;
#include <asm/io.h>
#include <asm/uaccess.h>
#include <linux/in6.h>
-#include <linux/version.h>
#include <linux/dma-mapping.h>
#include "typhoon.h"
diff --git a/drivers/net/usb/Kconfig b/drivers/net/usb/Kconfig
index 68e198bd538..0973b6e3702 100644
--- a/drivers/net/usb/Kconfig
+++ b/drivers/net/usb/Kconfig
@@ -154,17 +154,6 @@ config USB_NET_AX8817X
This driver creates an interface named "ethX", where X depends on
what other networking devices you have in use.
-config USB_HSO
- tristate "Option USB High Speed Mobile Devices"
- depends on USB && RFKILL
- default n
- help
- Choose this option if you have an Option HSDPA/HSUPA card.
- These cards support downlink speeds of 7.2Mbps or greater.
-
- To compile this driver as a module, choose M here: the
- module will be called hso.
-
config USB_NET_CDCETHER
tristate "CDC Ethernet support (smart devices such as cable modems)"
depends on USB_USBNET
@@ -337,5 +326,15 @@ config USB_NET_ZAURUS
really need this non-conformant variant of CDC Ethernet (or in
some cases CDC MDLM) protocol, not "g_ether".
+config USB_HSO
+ tristate "Option USB High Speed Mobile Devices"
+ depends on USB && RFKILL
+ default n
+ help
+ Choose this option if you have an Option HSDPA/HSUPA card.
+ These cards support downlink speeds of 7.2Mbps or greater.
+
+ To compile this driver as a module, choose M here: the
+ module will be called hso.
endmenu
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index 031d07b105a..1b7cac77159 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -102,8 +102,12 @@
#define MAX_RX_URBS 2
-#define get_serial_by_tty(x) \
- (x ? (struct hso_serial *)x->driver_data : NULL)
+static inline struct hso_serial *get_serial_by_tty(struct tty_struct *tty)
+{
+ if (tty)
+ return tty->driver_data;
+ return NULL;
+}
/*****************************************************************************/
/* Debugging functions */
@@ -294,24 +298,25 @@ static int hso_get_activity(struct hso_device *hso_dev);
/* #define DEBUG */
-#define dev2net(x) (x->port_data.dev_net)
-#define dev2ser(x) (x->port_data.dev_serial)
+static inline struct hso_net *dev2net(struct hso_device *hso_dev)
+{
+ return hso_dev->port_data.dev_net;
+}
+
+static inline struct hso_serial *dev2ser(struct hso_device *hso_dev)
+{
+ return hso_dev->port_data.dev_serial;
+}
/* Debugging functions */
#ifdef DEBUG
static void dbg_dump(int line_count, const char *func_name, unsigned char *buf,
unsigned int len)
{
- u8 i = 0;
+ static char name[255];
- printk(KERN_DEBUG "[%d:%s]: len %d", line_count, func_name, len);
-
- for (i = 0; i < len; i++) {
- if (!(i % 16))
- printk("\n 0x%03x: ", i);
- printk("%02x ", (unsigned char)buf[i]);
- }
- printk("\n");
+ sprintf(name, "hso[%d:%s]", line_count, func_name);
+ print_hex_dump_bytes(name, DUMP_PREFIX_NONE, buf, len);
}
#define DUMP(buf_, len_) \
@@ -528,13 +533,12 @@ static struct hso_serial *get_serial_by_shared_int_and_type(
static struct hso_serial *get_serial_by_index(unsigned index)
{
- struct hso_serial *serial;
+ struct hso_serial *serial = NULL;
unsigned long flags;
- if (!serial_table[index])
- return NULL;
spin_lock_irqsave(&serial_table_lock, flags);
- serial = dev2ser(serial_table[index]);
+ if (serial_table[index])
+ serial = dev2ser(serial_table[index]);
spin_unlock_irqrestore(&serial_table_lock, flags);
return serial;
@@ -561,6 +565,7 @@ static int get_free_serial_index(void)
static void set_serial_by_index(unsigned index, struct hso_serial *serial)
{
unsigned long flags;
+
spin_lock_irqsave(&serial_table_lock, flags);
if (serial)
serial_table[index] = serial->parent;
@@ -569,7 +574,7 @@ static void set_serial_by_index(unsigned index, struct hso_serial *serial)
spin_unlock_irqrestore(&serial_table_lock, flags);
}
-/* log a meaningfull explanation of an USB status */
+/* log a meaningful explanation of an USB status */
static void log_usb_status(int status, const char *function)
{
char *explanation;
@@ -1103,8 +1108,8 @@ static void hso_serial_close(struct tty_struct *tty, struct file *filp)
/* reset the rts and dtr */
/* do the actual close */
serial->open_count--;
+ kref_put(&serial->parent->ref, hso_serial_ref_free);
if (serial->open_count <= 0) {
- kref_put(&serial->parent->ref, hso_serial_ref_free);
serial->open_count = 0;
if (serial->tty) {
serial->tty->driver_data = NULL;
@@ -1467,7 +1472,8 @@ static void hso_std_serial_write_bulk_callback(struct urb *urb)
return;
}
hso_put_activity(serial->parent);
- tty_wakeup(serial->tty);
+ if (serial->tty)
+ tty_wakeup(serial->tty);
hso_kick_transmit(serial);
D1(" ");
@@ -1538,7 +1544,8 @@ static void ctrl_callback(struct urb *urb)
clear_bit(HSO_SERIAL_FLAG_RX_SENT, &serial->flags);
} else {
hso_put_activity(serial->parent);
- tty_wakeup(serial->tty);
+ if (serial->tty)
+ tty_wakeup(serial->tty);
/* response to a write command */
hso_kick_transmit(serial);
}
@@ -2652,7 +2659,7 @@ static void hso_free_interface(struct usb_interface *interface)
hso_stop_net_device(network_table[i]);
cancel_work_sync(&network_table[i]->async_put_intf);
cancel_work_sync(&network_table[i]->async_get_intf);
- if(rfk)
+ if (rfk)
rfkill_unregister(rfk);
hso_free_net_device(network_table[i]);
}
@@ -2723,7 +2730,7 @@ static int hso_mux_submit_intr_urb(struct hso_shared_int *shared_int,
}
/* operations setup of the serial interface */
-static struct tty_operations hso_serial_ops = {
+static const struct tty_operations hso_serial_ops = {
.open = hso_serial_open,
.close = hso_serial_close,
.write = hso_serial_write,
diff --git a/drivers/net/wireless/ath5k/base.c b/drivers/net/wireless/ath5k/base.c
index 2028866f599..b20a45aa868 100644
--- a/drivers/net/wireless/ath5k/base.c
+++ b/drivers/net/wireless/ath5k/base.c
@@ -40,7 +40,6 @@
*
*/
-#include <linux/version.h>
#include <linux/module.h>
#include <linux/delay.h>
#include <linux/hardirq.h>
@@ -587,7 +586,6 @@ ath5k_pci_suspend(struct pci_dev *pdev, pm_message_t state)
ath5k_stop_hw(sc);
free_irq(pdev->irq, sc);
- pci_disable_msi(pdev);
pci_save_state(pdev);
pci_disable_device(pdev);
pci_set_power_state(pdev, PCI_D3hot);
@@ -616,12 +614,10 @@ ath5k_pci_resume(struct pci_dev *pdev)
*/
pci_write_config_byte(pdev, 0x41, 0);
- pci_enable_msi(pdev);
-
err = request_irq(pdev->irq, ath5k_intr, IRQF_SHARED, "ath", sc);
if (err) {
ATH5K_ERR(sc, "request_irq failed\n");
- goto err_msi;
+ goto err_no_irq;
}
err = ath5k_init(sc);
@@ -642,8 +638,7 @@ ath5k_pci_resume(struct pci_dev *pdev)
return 0;
err_irq:
free_irq(pdev->irq, sc);
-err_msi:
- pci_disable_msi(pdev);
+err_no_irq:
pci_disable_device(pdev);
return err;
}
diff --git a/drivers/net/wireless/ath9k/hw.c b/drivers/net/wireless/ath9k/hw.c
index bde162f128a..a17eb130f57 100644
--- a/drivers/net/wireless/ath9k/hw.c
+++ b/drivers/net/wireless/ath9k/hw.c
@@ -5017,7 +5017,11 @@ static void ath9k_hw_spur_mitigate(struct ath_hal *ah,
for (i = 0; i < 123; i++) {
if ((cur_vit_mask > lower) && (cur_vit_mask < upper)) {
- if ((abs(cur_vit_mask - bin)) < 75)
+
+ /* workaround for gcc bug #37014 */
+ volatile int tmp = abs(cur_vit_mask - bin);
+
+ if (tmp < 75)
mask_amt = 1;
else
mask_amt = 0;
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index 3bf3a869361..7205a936ec7 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -33,7 +33,6 @@
#include <linux/moduleparam.h>
#include <linux/if_arp.h>
#include <linux/etherdevice.h>
-#include <linux/version.h>
#include <linux/firmware.h>
#include <linux/wireless.h>
#include <linux/workqueue.h>
@@ -4615,7 +4614,9 @@ static void b43_sprom_fixup(struct ssb_bus *bus)
if (bus->bustype == SSB_BUSTYPE_PCI) {
pdev = bus->host_pci;
if (IS_PDEV(pdev, BROADCOM, 0x4318, ASUSTEK, 0x100F) ||
+ IS_PDEV(pdev, BROADCOM, 0x4320, DELL, 0x0003) ||
IS_PDEV(pdev, BROADCOM, 0x4320, LINKSYS, 0x0015) ||
+ IS_PDEV(pdev, BROADCOM, 0x4320, LINKSYS, 0x0014) ||
IS_PDEV(pdev, BROADCOM, 0x4320, LINKSYS, 0x0013))
bus->sprom.boardflags_lo &= ~B43_BFL_BTCOEXIST;
}
diff --git a/drivers/net/wireless/b43legacy/main.c b/drivers/net/wireless/b43legacy/main.c
index 2541c81932f..1cb77db5c29 100644
--- a/drivers/net/wireless/b43legacy/main.c
+++ b/drivers/net/wireless/b43legacy/main.c
@@ -34,7 +34,6 @@
#include <linux/moduleparam.h>
#include <linux/if_arp.h>
#include <linux/etherdevice.h>
-#include <linux/version.h>
#include <linux/firmware.h>
#include <linux/wireless.h>
#include <linux/workqueue.h>
diff --git a/drivers/net/wireless/ipw2100.c b/drivers/net/wireless/ipw2100.c
index c6f886ec08a..19a401c4a0d 100644
--- a/drivers/net/wireless/ipw2100.c
+++ b/drivers/net/wireless/ipw2100.c
@@ -157,7 +157,6 @@ that only one external action is invoked at a time.
#include <linux/stringify.h>
#include <linux/tcp.h>
#include <linux/types.h>
-#include <linux/version.h>
#include <linux/time.h>
#include <linux/firmware.h>
#include <linux/acpi.h>
diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c
index 36e8d2f6e7b..dcce3542d5a 100644
--- a/drivers/net/wireless/ipw2200.c
+++ b/drivers/net/wireless/ipw2200.c
@@ -31,7 +31,6 @@
******************************************************************************/
#include "ipw2200.h"
-#include <linux/version.h>
#ifndef KBUILD_EXTMOD
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945-led.c b/drivers/net/wireless/iwlwifi/iwl-3945-led.c
index d3336966b6b..705c65bed9f 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945-led.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945-led.c
@@ -27,7 +27,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c
index b3931f6135a..3f51f363534 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.c
@@ -26,7 +26,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index 22bb26985c2..e2581229d8b 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -26,7 +26,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
@@ -967,7 +966,7 @@ static int iwl4965_interpolate_chan(struct iwl_priv *priv, u32 channel,
s = iwl4965_get_sub_band(priv, channel);
if (s >= EEPROM_TX_POWER_BANDS) {
- IWL_ERROR("Tx Power can not find channel %d ", channel);
+ IWL_ERROR("Tx Power can not find channel %d\n", channel);
return -1;
}
diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index f3d139b663e..cbc01a00eaf 100644
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -25,7 +25,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index ed09e48b1b6..061ffba9c88 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -29,7 +29,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 9bd61809129..c72f72579be 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -28,7 +28,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <net/mac80211.h>
struct iwl_priv; /* FIXME: remove */
diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-eeprom.c
index bce53830b30..37155755efc 100644
--- a/drivers/net/wireless/iwlwifi/iwl-eeprom.c
+++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.c
@@ -63,7 +63,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <net/mac80211.h>
@@ -146,7 +145,7 @@ int iwlcore_eeprom_verify_signature(struct iwl_priv *priv)
{
u32 gp = iwl_read32(priv, CSR_EEPROM_GP);
if ((gp & CSR_EEPROM_GP_VALID_MSK) == CSR_EEPROM_GP_BAD_SIGNATURE) {
- IWL_ERROR("EEPROM not found, EEPROM_GP=0x%08x", gp);
+ IWL_ERROR("EEPROM not found, EEPROM_GP=0x%08x\n", gp);
return -ENOENT;
}
return 0;
@@ -227,7 +226,7 @@ int iwl_eeprom_init(struct iwl_priv *priv)
ret = priv->cfg->ops->lib->eeprom_ops.verify_signature(priv);
if (ret < 0) {
- IWL_ERROR("EEPROM not found, EEPROM_GP=0x%08x", gp);
+ IWL_ERROR("EEPROM not found, EEPROM_GP=0x%08x\n", gp);
ret = -ENOENT;
goto err;
}
@@ -254,7 +253,7 @@ int iwl_eeprom_init(struct iwl_priv *priv)
}
if (!(r & CSR_EEPROM_REG_READ_VALID_MSK)) {
- IWL_ERROR("Time out reading EEPROM[%d]", addr);
+ IWL_ERROR("Time out reading EEPROM[%d]\n", addr);
ret = -ETIMEDOUT;
goto done;
}
diff --git a/drivers/net/wireless/iwlwifi/iwl-hcmd.c b/drivers/net/wireless/iwlwifi/iwl-hcmd.c
index 6512834bb91..2eb03eea190 100644
--- a/drivers/net/wireless/iwlwifi/iwl-hcmd.c
+++ b/drivers/net/wireless/iwlwifi/iwl-hcmd.c
@@ -28,7 +28,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <net/mac80211.h>
#include "iwl-dev.h" /* FIXME: remove */
diff --git a/drivers/net/wireless/iwlwifi/iwl-led.c b/drivers/net/wireless/iwlwifi/iwl-led.c
index cb11c4a4d69..4eee1b163cd 100644
--- a/drivers/net/wireless/iwlwifi/iwl-led.c
+++ b/drivers/net/wireless/iwlwifi/iwl-led.c
@@ -27,7 +27,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
diff --git a/drivers/net/wireless/iwlwifi/iwl-power.c b/drivers/net/wireless/iwlwifi/iwl-power.c
index 028e3053c0c..a099c9e30e5 100644
--- a/drivers/net/wireless/iwlwifi/iwl-power.c
+++ b/drivers/net/wireless/iwlwifi/iwl-power.c
@@ -29,7 +29,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <net/mac80211.h>
diff --git a/drivers/net/wireless/iwlwifi/iwl-rfkill.c b/drivers/net/wireless/iwlwifi/iwl-rfkill.c
index e5e5846e9f2..5d642298f04 100644
--- a/drivers/net/wireless/iwlwifi/iwl-rfkill.c
+++ b/drivers/net/wireless/iwlwifi/iwl-rfkill.c
@@ -27,7 +27,6 @@
*****************************************************************************/
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <net/mac80211.h>
diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.c b/drivers/net/wireless/iwlwifi/iwl-sta.c
index 60a6e010603..6283a3a707f 100644
--- a/drivers/net/wireless/iwlwifi/iwl-sta.c
+++ b/drivers/net/wireless/iwlwifi/iwl-sta.c
@@ -207,7 +207,7 @@ static void iwl_set_ht_add_station(struct iwl_priv *priv, u8 index,
case WLAN_HT_CAP_MIMO_PS_DISABLED:
break;
default:
- IWL_WARNING("Invalid MIMO PS mode %d", mimo_ps_mode);
+ IWL_WARNING("Invalid MIMO PS mode %d\n", mimo_ps_mode);
break;
}
@@ -969,7 +969,7 @@ int iwl_get_sta_id(struct iwl_priv *priv, struct ieee80211_hdr *hdr)
return priv->hw_params.bcast_sta_id;
default:
- IWL_WARNING("Unknown mode of operation: %d", priv->iw_mode);
+ IWL_WARNING("Unknown mode of operation: %d\n", priv->iw_mode);
return priv->hw_params.bcast_sta_id;
}
}
diff --git a/drivers/net/wireless/iwlwifi/iwl-tx.c b/drivers/net/wireless/iwlwifi/iwl-tx.c
index 4108c7c8f00..d82823b5c8a 100644
--- a/drivers/net/wireless/iwlwifi/iwl-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-tx.c
@@ -493,7 +493,7 @@ int iwl_txq_ctx_reset(struct iwl_priv *priv)
/* Alloc keep-warm buffer */
ret = iwl_kw_alloc(priv);
if (ret) {
- IWL_ERROR("Keep Warm allocation failed");
+ IWL_ERROR("Keep Warm allocation failed\n");
goto error_kw;
}
spin_lock_irqsave(&priv->lock, flags);
@@ -1463,7 +1463,7 @@ void iwl_rx_reply_compressed_ba(struct iwl_priv *priv,
u16 ba_resp_scd_ssn = le16_to_cpu(ba_resp->scd_ssn);
if (scd_flow >= priv->hw_params.max_txq_num) {
- IWL_ERROR("BUG_ON scd_flow is bigger than number of queues");
+ IWL_ERROR("BUG_ON scd_flow is bigger than number of queues\n");
return;
}
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index 444847ab1b5..b775d5bab66 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -29,7 +29,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
@@ -1558,7 +1557,7 @@ int iwl3945_eeprom_init(struct iwl3945_priv *priv)
BUILD_BUG_ON(sizeof(priv->eeprom) != IWL_EEPROM_IMAGE_SIZE);
if ((gp & CSR_EEPROM_GP_VALID_MSK) == CSR_EEPROM_GP_BAD_SIGNATURE) {
- IWL_ERROR("EEPROM not found, EEPROM_GP=0x%08x", gp);
+ IWL_ERROR("EEPROM not found, EEPROM_GP=0x%08x\n", gp);
return -ENOENT;
}
@@ -1583,7 +1582,7 @@ int iwl3945_eeprom_init(struct iwl3945_priv *priv)
}
if (!(r & CSR_EEPROM_REG_READ_VALID_MSK)) {
- IWL_ERROR("Time out reading EEPROM[%d]", addr);
+ IWL_ERROR("Time out reading EEPROM[%d]\n", addr);
return -ETIMEDOUT;
}
e[addr / 2] = le16_to_cpu((__force __le16)(r >> 16));
@@ -2507,7 +2506,7 @@ static int iwl3945_get_sta_id(struct iwl3945_priv *priv, struct ieee80211_hdr *h
return priv->hw_setting.bcast_sta_id;
default:
- IWL_WARNING("Unknown mode of operation: %d", priv->iw_mode);
+ IWL_WARNING("Unknown mode of operation: %d\n", priv->iw_mode);
return priv->hw_setting.bcast_sta_id;
}
}
diff --git a/drivers/net/wireless/p54/p54common.c b/drivers/net/wireless/p54/p54common.c
index 83cd85e1f84..29be3dc8ee0 100644
--- a/drivers/net/wireless/p54/p54common.c
+++ b/drivers/net/wireless/p54/p54common.c
@@ -413,12 +413,12 @@ static void p54_rx_frame_sent(struct ieee80211_hw *dev, struct sk_buff *skb)
last_addr = range->end_addr;
__skb_unlink(entry, &priv->tx_queue);
memset(&info->status, 0, sizeof(info->status));
- priv->tx_stats[skb_get_queue_mapping(skb)].len--;
entry_hdr = (struct p54_control_hdr *) entry->data;
entry_data = (struct p54_tx_control_allocdata *) entry_hdr->data;
if ((entry_hdr->magic1 & cpu_to_le16(0x4000)) != 0)
pad = entry_data->align[0];
+ priv->tx_stats[entry_data->hw_queue - 4].len--;
if (!(info->flags & IEEE80211_TX_CTL_NO_ACK)) {
if (!(payload->status & 0x01))
info->flags |= IEEE80211_TX_STAT_ACK;
@@ -557,6 +557,7 @@ static int p54_tx(struct ieee80211_hw *dev, struct sk_buff *skb)
struct p54_tx_control_allocdata *txhdr;
size_t padding, len;
u8 rate;
+ u8 cts_rate = 0x20;
current_queue = &priv->tx_stats[skb_get_queue_mapping(skb)];
if (unlikely(current_queue->len > current_queue->limit))
@@ -581,28 +582,28 @@ static int p54_tx(struct ieee80211_hw *dev, struct sk_buff *skb)
hdr->type = (info->flags & IEEE80211_TX_CTL_NO_ACK) ? 0 : cpu_to_le16(1);
hdr->retry1 = hdr->retry2 = info->control.retry_limit;
- memset(txhdr->wep_key, 0x0, 16);
- txhdr->padding = 0;
- txhdr->padding2 = 0;
-
/* TODO: add support for alternate retry TX rates */
rate = ieee80211_get_tx_rate(dev, info)->hw_value;
- if (info->flags & IEEE80211_TX_CTL_SHORT_PREAMBLE)
+ if (info->flags & IEEE80211_TX_CTL_SHORT_PREAMBLE) {
rate |= 0x10;
- if (info->flags & IEEE80211_TX_CTL_USE_RTS_CTS)
+ cts_rate |= 0x10;
+ }
+ if (info->flags & IEEE80211_TX_CTL_USE_RTS_CTS) {
rate |= 0x40;
- else if (info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT)
+ cts_rate |= ieee80211_get_rts_cts_rate(dev, info)->hw_value;
+ } else if (info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT) {
rate |= 0x20;
+ cts_rate |= ieee80211_get_rts_cts_rate(dev, info)->hw_value;
+ }
memset(txhdr->rateset, rate, 8);
- txhdr->wep_key_present = 0;
- txhdr->wep_key_len = 0;
- txhdr->frame_type = cpu_to_le32(skb_get_queue_mapping(skb) + 4);
- txhdr->magic4 = 0;
- txhdr->antenna = (info->antenna_sel_tx == 0) ?
+ txhdr->key_type = 0;
+ txhdr->key_len = 0;
+ txhdr->hw_queue = skb_get_queue_mapping(skb) + 4;
+ txhdr->tx_antenna = (info->antenna_sel_tx == 0) ?
2 : info->antenna_sel_tx - 1;
txhdr->output_power = 0x7f; // HW Maximum
- txhdr->magic5 = (info->flags & IEEE80211_TX_CTL_NO_ACK) ?
- 0 : ((rate > 0x3) ? cpu_to_le32(0x33) : cpu_to_le32(0x23));
+ txhdr->cts_rate = (info->flags & IEEE80211_TX_CTL_NO_ACK) ?
+ 0 : cts_rate;
if (padding)
txhdr->align[0] = padding;
@@ -836,10 +837,21 @@ static int p54_start(struct ieee80211_hw *dev)
struct p54_common *priv = dev->priv;
int err;
+ if (!priv->cached_vdcf) {
+ priv->cached_vdcf = kzalloc(sizeof(struct p54_tx_control_vdcf)+
+ priv->tx_hdr_len + sizeof(struct p54_control_hdr),
+ GFP_KERNEL);
+
+ if (!priv->cached_vdcf)
+ return -ENOMEM;
+ }
+
err = priv->open(dev);
if (!err)
priv->mode = IEEE80211_IF_TYPE_MNTR;
+ p54_init_vdcf(dev);
+
return err;
}
@@ -1019,15 +1031,6 @@ struct ieee80211_hw *p54_init_common(size_t priv_data_len)
dev->extra_tx_headroom = sizeof(struct p54_control_hdr) + 4 +
sizeof(struct p54_tx_control_allocdata);
- priv->cached_vdcf = kzalloc(sizeof(struct p54_tx_control_vdcf) +
- priv->tx_hdr_len + sizeof(struct p54_control_hdr), GFP_KERNEL);
-
- if (!priv->cached_vdcf) {
- ieee80211_free_hw(dev);
- return NULL;
- }
-
- p54_init_vdcf(dev);
mutex_init(&priv->conf_mutex);
return dev;
diff --git a/drivers/net/wireless/p54/p54common.h b/drivers/net/wireless/p54/p54common.h
index 2245fcce92d..8db6c0e8e54 100644
--- a/drivers/net/wireless/p54/p54common.h
+++ b/drivers/net/wireless/p54/p54common.h
@@ -183,16 +183,16 @@ struct p54_frame_sent_hdr {
struct p54_tx_control_allocdata {
u8 rateset[8];
- u16 padding;
- u8 wep_key_present;
- u8 wep_key_len;
- u8 wep_key[16];
- __le32 frame_type;
- u32 padding2;
- __le16 magic4;
- u8 antenna;
+ u8 unalloc0[2];
+ u8 key_type;
+ u8 key_len;
+ u8 key[16];
+ u8 hw_queue;
+ u8 unalloc1[9];
+ u8 tx_antenna;
u8 output_power;
- __le32 magic5;
+ u8 cts_rate;
+ u8 unalloc2[3];
u8 align[0];
} __attribute__ ((packed));
diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c
index 815c095ef79..cbaca23a945 100644
--- a/drivers/net/wireless/p54/p54usb.c
+++ b/drivers/net/wireless/p54/p54usb.c
@@ -109,7 +109,17 @@ static void p54u_rx_cb(struct urb *urb)
urb->context = skb;
skb_queue_tail(&priv->rx_queue, skb);
} else {
+ if (!priv->hw_type)
+ skb_push(skb, sizeof(struct net2280_tx_hdr));
+
+ skb_reset_tail_pointer(skb);
skb_trim(skb, 0);
+ if (urb->transfer_buffer != skb_tail_pointer(skb)) {
+ /* this should not happen */
+ WARN_ON(1);
+ urb->transfer_buffer = skb_tail_pointer(skb);
+ }
+
skb_queue_tail(&priv->rx_queue, skb);
}
diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.h b/drivers/net/wireless/rt2x00/rt2x00queue.h
index a4a8c57004d..ff78e52ce43 100644
--- a/drivers/net/wireless/rt2x00/rt2x00queue.h
+++ b/drivers/net/wireless/rt2x00/rt2x00queue.h
@@ -173,10 +173,10 @@ struct rxdone_entry_desc {
* frame transmission failed due to excessive retries.
*/
enum txdone_entry_desc_flags {
- TXDONE_UNKNOWN = 1 << 0,
- TXDONE_SUCCESS = 1 << 1,
- TXDONE_FAILURE = 1 << 2,
- TXDONE_EXCESSIVE_RETRY = 1 << 3,
+ TXDONE_UNKNOWN,
+ TXDONE_SUCCESS,
+ TXDONE_FAILURE,
+ TXDONE_EXCESSIVE_RETRY,
};
/**
diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c
index 8d76bb2e031..2050227ea53 100644
--- a/drivers/net/wireless/rt2x00/rt2x00usb.c
+++ b/drivers/net/wireless/rt2x00/rt2x00usb.c
@@ -181,6 +181,7 @@ static void rt2x00usb_interrupt_txdone(struct urb *urb)
* (Only indirectly by looking at the failed TX counters
* in the register).
*/
+ txdesc.flags = 0;
if (!urb->status)
__set_bit(TXDONE_UNKNOWN, &txdesc.flags);
else
diff --git a/drivers/net/wireless/rtl8187_dev.c b/drivers/net/wireless/rtl8187_dev.c
index 57376fb993e..ca5deb6244e 100644
--- a/drivers/net/wireless/rtl8187_dev.c
+++ b/drivers/net/wireless/rtl8187_dev.c
@@ -40,6 +40,7 @@ static struct usb_device_id rtl8187_table[] __devinitdata = {
/* Netgear */
{USB_DEVICE(0x0846, 0x6100), .driver_info = DEVICE_RTL8187},
{USB_DEVICE(0x0846, 0x6a00), .driver_info = DEVICE_RTL8187},
+ {USB_DEVICE(0x0846, 0x4260), .driver_info = DEVICE_RTL8187B},
/* HP */
{USB_DEVICE(0x03f0, 0xca02), .driver_info = DEVICE_RTL8187},
/* Sitecom */
diff --git a/drivers/of/device.c b/drivers/of/device.c
index 8a1d93a2bb8..51e5214071d 100644
--- a/drivers/of/device.c
+++ b/drivers/of/device.c
@@ -57,6 +57,15 @@ static ssize_t devspec_show(struct device *dev,
return sprintf(buf, "%s\n", ofdev->node->full_name);
}
+static ssize_t name_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct of_device *ofdev;
+
+ ofdev = to_of_device(dev);
+ return sprintf(buf, "%s\n", ofdev->node->name);
+}
+
static ssize_t modalias_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
@@ -71,6 +80,7 @@ static ssize_t modalias_show(struct device *dev,
struct device_attribute of_platform_device_attrs[] = {
__ATTR_RO(devspec),
+ __ATTR_RO(name),
__ATTR_RO(modalias),
__ATTR_NULL
};
diff --git a/drivers/pci/hotplug/acpi_pcihp.c b/drivers/pci/hotplug/acpi_pcihp.c
index 93e37f0666a..e17ef54f0ef 100644
--- a/drivers/pci/hotplug/acpi_pcihp.c
+++ b/drivers/pci/hotplug/acpi_pcihp.c
@@ -382,7 +382,7 @@ EXPORT_SYMBOL_GPL(acpi_get_hp_params_from_firmware);
int acpi_get_hp_hw_control_from_firmware(struct pci_dev *dev, u32 flags)
{
acpi_status status;
- acpi_handle chandle, handle = DEVICE_ACPI_HANDLE(&(dev->dev));
+ acpi_handle chandle, handle;
struct pci_dev *pdev = dev;
struct pci_bus *parent;
struct acpi_buffer string = { ACPI_ALLOCATE_BUFFER, NULL };
@@ -399,10 +399,25 @@ int acpi_get_hp_hw_control_from_firmware(struct pci_dev *dev, u32 flags)
* Per PCI firmware specification, we should run the ACPI _OSC
* method to get control of hotplug hardware before using it. If
* an _OSC is missing, we look for an OSHP to do the same thing.
- * To handle different BIOS behavior, we look for _OSC and OSHP
- * within the scope of the hotplug controller and its parents,
+ * To handle different BIOS behavior, we look for _OSC on a root
+ * bridge preferentially (according to PCI fw spec). Later for
+ * OSHP within the scope of the hotplug controller and its parents,
* upto the host bridge under which this controller exists.
*/
+ handle = acpi_find_root_bridge_handle(pdev);
+ if (handle) {
+ acpi_get_name(handle, ACPI_FULL_PATHNAME, &string);
+ dbg("Trying to get hotplug control for %s\n",
+ (char *)string.pointer);
+ status = pci_osc_control_set(handle, flags);
+ if (ACPI_SUCCESS(status))
+ goto got_one;
+ kfree(string.pointer);
+ string = (struct acpi_buffer){ ACPI_ALLOCATE_BUFFER, NULL };
+ }
+
+ pdev = dev;
+ handle = DEVICE_ACPI_HANDLE(&dev->dev);
while (!handle) {
/*
* This hotplug controller was not listed in the ACPI name
@@ -427,15 +442,9 @@ int acpi_get_hp_hw_control_from_firmware(struct pci_dev *dev, u32 flags)
acpi_get_name(handle, ACPI_FULL_PATHNAME, &string);
dbg("Trying to get hotplug control for %s \n",
(char *)string.pointer);
- status = pci_osc_control_set(handle, flags);
- if (status == AE_NOT_FOUND)
- status = acpi_run_oshp(handle);
- if (ACPI_SUCCESS(status)) {
- dbg("Gained control for hotplug HW for pci %s (%s)\n",
- pci_name(dev), (char *)string.pointer);
- kfree(string.pointer);
- return 0;
- }
+ status = acpi_run_oshp(handle);
+ if (ACPI_SUCCESS(status))
+ goto got_one;
if (acpi_root_bridge(handle))
break;
chandle = handle;
@@ -449,6 +458,11 @@ int acpi_get_hp_hw_control_from_firmware(struct pci_dev *dev, u32 flags)
kfree(string.pointer);
return -ENODEV;
+got_one:
+ dbg("Gained control for hotplug HW for pci %s (%s)\n", pci_name(dev),
+ (char *)string.pointer);
+ kfree(string.pointer);
+ return 0;
}
EXPORT_SYMBOL(acpi_get_hp_hw_control_from_firmware);
diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h
index e3a1e7e7dba..9e6cec67e1c 100644
--- a/drivers/pci/hotplug/pciehp.h
+++ b/drivers/pci/hotplug/pciehp.h
@@ -43,7 +43,6 @@ extern int pciehp_poll_mode;
extern int pciehp_poll_time;
extern int pciehp_debug;
extern int pciehp_force;
-extern int pciehp_slot_with_bus;
extern struct workqueue_struct *pciehp_wq;
#define dbg(format, arg...) \
diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c
index 3677495c4f9..4fd5355bc3b 100644
--- a/drivers/pci/hotplug/pciehp_core.c
+++ b/drivers/pci/hotplug/pciehp_core.c
@@ -41,7 +41,6 @@ int pciehp_debug;
int pciehp_poll_mode;
int pciehp_poll_time;
int pciehp_force;
-int pciehp_slot_with_bus;
struct workqueue_struct *pciehp_wq;
#define DRIVER_VERSION "0.4"
@@ -56,12 +55,10 @@ module_param(pciehp_debug, bool, 0644);
module_param(pciehp_poll_mode, bool, 0644);
module_param(pciehp_poll_time, int, 0644);
module_param(pciehp_force, bool, 0644);
-module_param(pciehp_slot_with_bus, bool, 0644);
MODULE_PARM_DESC(pciehp_debug, "Debugging mode enabled or not");
MODULE_PARM_DESC(pciehp_poll_mode, "Using polling mechanism for hot-plug events or not");
MODULE_PARM_DESC(pciehp_poll_time, "Polling mechanism frequency, in seconds");
MODULE_PARM_DESC(pciehp_force, "Force pciehp, even if _OSC and OSHP are missing");
-MODULE_PARM_DESC(pciehp_slot_with_bus, "Use bus number in the slot name");
#define PCIE_MODULE_NAME "pciehp"
@@ -194,6 +191,7 @@ static int init_slots(struct controller *ctrl)
struct slot *slot;
struct hotplug_slot *hotplug_slot;
struct hotplug_slot_info *info;
+ int len, dup = 1;
int retval = -ENOMEM;
list_for_each_entry(slot, &ctrl->slot_list, slot_list) {
@@ -220,15 +218,24 @@ static int init_slots(struct controller *ctrl)
dbg("Registering bus=%x dev=%x hp_slot=%x sun=%x "
"slot_device_offset=%x\n", slot->bus, slot->device,
slot->hp_slot, slot->number, ctrl->slot_device_offset);
+duplicate_name:
retval = pci_hp_register(hotplug_slot,
ctrl->pci_dev->subordinate,
slot->device);
if (retval) {
+ /*
+ * If slot N already exists, we'll try to create
+ * slot N-1, N-2 ... N-M, until we overflow.
+ */
+ if (retval == -EEXIST) {
+ len = snprintf(slot->name, SLOT_NAME_SIZE,
+ "%d-%d", slot->number, dup++);
+ if (len < SLOT_NAME_SIZE)
+ goto duplicate_name;
+ else
+ err("duplicate slot name overflow\n");
+ }
err("pci_hp_register failed with error %d\n", retval);
- if (retval == -EEXIST)
- err("Failed to register slot because of name "
- "collision. Try \'pciehp_slot_with_bus\' "
- "module option.\n");
goto error_info;
}
/* create additional sysfs entries */
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index ad27e9e225a..ab31f5ba665 100644
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -1030,15 +1030,6 @@ static void pcie_shutdown_notification(struct controller *ctrl)
pciehp_free_irq(ctrl);
}
-static void make_slot_name(struct slot *slot)
-{
- if (pciehp_slot_with_bus)
- snprintf(slot->name, SLOT_NAME_SIZE, "%04d_%04d",
- slot->bus, slot->number);
- else
- snprintf(slot->name, SLOT_NAME_SIZE, "%d", slot->number);
-}
-
static int pcie_init_slot(struct controller *ctrl)
{
struct slot *slot;
@@ -1053,7 +1044,7 @@ static int pcie_init_slot(struct controller *ctrl)
slot->device = ctrl->slot_device_offset + slot->hp_slot;
slot->hpc_ops = ctrl->hpc_ops;
slot->number = ctrl->first_slot;
- make_slot_name(slot);
+ snprintf(slot->name, SLOT_NAME_SIZE, "%d", slot->number);
mutex_init(&slot->lock);
INIT_DELAYED_WORK(&slot->work, pciehp_queue_pushbutton_work);
list_add(&slot->slot_list, &ctrl->slot_list);
diff --git a/drivers/pci/hotplug/shpchp_core.c b/drivers/pci/hotplug/shpchp_core.c
index a8cbd039b85..cc38615395f 100644
--- a/drivers/pci/hotplug/shpchp_core.c
+++ b/drivers/pci/hotplug/shpchp_core.c
@@ -39,7 +39,6 @@
int shpchp_debug;
int shpchp_poll_mode;
int shpchp_poll_time;
-static int shpchp_slot_with_bus;
struct workqueue_struct *shpchp_wq;
#define DRIVER_VERSION "0.4"
@@ -53,11 +52,9 @@ MODULE_LICENSE("GPL");
module_param(shpchp_debug, bool, 0644);
module_param(shpchp_poll_mode, bool, 0644);
module_param(shpchp_poll_time, int, 0644);
-module_param(shpchp_slot_with_bus, bool, 0644);
MODULE_PARM_DESC(shpchp_debug, "Debugging mode enabled or not");
MODULE_PARM_DESC(shpchp_poll_mode, "Using polling mechanism for hot-plug events or not");
MODULE_PARM_DESC(shpchp_poll_time, "Polling mechanism frequency, in seconds");
-MODULE_PARM_DESC(shpchp_slot_with_bus, "Use bus number in the slot name");
#define SHPC_MODULE_NAME "shpchp"
@@ -99,23 +96,13 @@ static void release_slot(struct hotplug_slot *hotplug_slot)
kfree(slot);
}
-static void make_slot_name(struct slot *slot)
-{
- if (shpchp_slot_with_bus)
- snprintf(slot->hotplug_slot->name, SLOT_NAME_SIZE, "%04d_%04d",
- slot->bus, slot->number);
- else
- snprintf(slot->hotplug_slot->name, SLOT_NAME_SIZE, "%d",
- slot->number);
-}
-
static int init_slots(struct controller *ctrl)
{
struct slot *slot;
struct hotplug_slot *hotplug_slot;
struct hotplug_slot_info *info;
int retval = -ENOMEM;
- int i;
+ int i, len, dup = 1;
for (i = 0; i < ctrl->num_slots; i++) {
slot = kzalloc(sizeof(*slot), GFP_KERNEL);
@@ -146,7 +133,7 @@ static int init_slots(struct controller *ctrl)
/* register this slot with the hotplug pci core */
hotplug_slot->private = slot;
hotplug_slot->release = &release_slot;
- make_slot_name(slot);
+ snprintf(slot->name, SLOT_NAME_SIZE, "%d", slot->number);
hotplug_slot->ops = &shpchp_hotplug_slot_ops;
get_power_status(hotplug_slot, &info->power_status);
@@ -157,14 +144,23 @@ static int init_slots(struct controller *ctrl)
dbg("Registering bus=%x dev=%x hp_slot=%x sun=%x "
"slot_device_offset=%x\n", slot->bus, slot->device,
slot->hp_slot, slot->number, ctrl->slot_device_offset);
+duplicate_name:
retval = pci_hp_register(slot->hotplug_slot,
ctrl->pci_dev->subordinate, slot->device);
if (retval) {
+ /*
+ * If slot N already exists, we'll try to create
+ * slot N-1, N-2 ... N-M, until we overflow.
+ */
+ if (retval == -EEXIST) {
+ len = snprintf(slot->name, SLOT_NAME_SIZE,
+ "%d-%d", slot->number, dup++);
+ if (len < SLOT_NAME_SIZE)
+ goto duplicate_name;
+ else
+ err("duplicate slot name overflow\n");
+ }
err("pci_hp_register failed with error %d\n", retval);
- if (retval == -EEXIST)
- err("Failed to register slot because of name "
- "collision. Try \'shpchp_slot_with_bus\' "
- "module option.\n");
goto error_info;
}
diff --git a/drivers/pci/pcie/aer/aerdrv_acpi.c b/drivers/pci/pcie/aer/aerdrv_acpi.c
index 30f581b8791..6dd7b13e980 100644
--- a/drivers/pci/pcie/aer/aerdrv_acpi.c
+++ b/drivers/pci/pcie/aer/aerdrv_acpi.c
@@ -36,12 +36,7 @@ int aer_osc_setup(struct pcie_device *pciedev)
if (acpi_pci_disabled)
return -1;
- /* Find root host bridge */
- while (pdev->bus->self)
- pdev = pdev->bus->self;
- handle = acpi_get_pci_rootbridge_handle(
- pci_domain_nr(pdev->bus), pdev->bus->number);
-
+ handle = acpi_find_root_bridge_handle(pdev);
if (handle) {
pcie_osc_support_set(OSC_EXT_PCI_CONFIG_SUPPORT);
status = pci_osc_control_set(handle,
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index a04498d390c..cce2f4cb1fb 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -383,6 +383,7 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child)
res->start = base;
if (!res->end)
res->end = limit + 0xfff;
+ printk(KERN_INFO "PCI: bridge %s io port: [%llx, %llx]\n", pci_name(dev), res->start, res->end);
}
res = child->resource[1];
@@ -394,6 +395,7 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child)
res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM;
res->start = base;
res->end = limit + 0xfffff;
+ printk(KERN_INFO "PCI: bridge %s 32bit mmio: [%llx, %llx]\n", pci_name(dev), res->start, res->end);
}
res = child->resource[2];
@@ -429,6 +431,7 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child)
res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM | IORESOURCE_PREFETCH;
res->start = base;
res->end = limit + 0xfffff;
+ printk(KERN_INFO "PCI: bridge %s %sbit mmio pref: [%llx, %llx]\n", pci_name(dev), (res->flags & PCI_PREF_RANGE_TYPE_64)?"64":"32",res->start, res->end);
}
}
diff --git a/drivers/pci/search.c b/drivers/pci/search.c
index 217814fef4e..3b3b5f17879 100644
--- a/drivers/pci/search.c
+++ b/drivers/pci/search.c
@@ -280,6 +280,8 @@ static struct pci_dev *pci_get_dev_by_id(const struct pci_device_id *id,
match_pci_dev_by_id);
if (dev)
pdev = to_pci_dev(dev);
+ if (from)
+ pci_dev_put(from);
return pdev;
}
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index 827c0a520e2..82634a2f1b1 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -530,6 +530,36 @@ void __ref pci_bus_assign_resources(struct pci_bus *bus)
}
EXPORT_SYMBOL(pci_bus_assign_resources);
+static void pci_bus_dump_res(struct pci_bus *bus)
+{
+ int i;
+
+ for (i = 0; i < PCI_BUS_NUM_RESOURCES; i++) {
+ struct resource *res = bus->resource[i];
+ if (!res)
+ continue;
+
+ printk(KERN_INFO "bus: %02x index %x %s: [%llx, %llx]\n", bus->number, i, (res->flags & IORESOURCE_IO)? "io port":"mmio", res->start, res->end);
+ }
+}
+
+static void pci_bus_dump_resources(struct pci_bus *bus)
+{
+ struct pci_bus *b;
+ struct pci_dev *dev;
+
+
+ pci_bus_dump_res(bus);
+
+ list_for_each_entry(dev, &bus->devices, bus_list) {
+ b = dev->subordinate;
+ if (!b)
+ continue;
+
+ pci_bus_dump_resources(b);
+ }
+}
+
void __init
pci_assign_unassigned_resources(void)
{
@@ -545,4 +575,9 @@ pci_assign_unassigned_resources(void)
pci_bus_assign_resources(bus);
pci_enable_bridges(bus);
}
+
+ /* dump the resource on buses */
+ list_for_each_entry(bus, &pci_root_buses, node) {
+ pci_bus_dump_resources(bus);
+ }
}
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index 90ab7382540..9a9755c92fa 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -561,7 +561,7 @@ config RTC_DRV_AT91SAM9_GPBR
config RTC_DRV_BFIN
tristate "Blackfin On-Chip RTC"
- depends on BLACKFIN
+ depends on BLACKFIN && !BF561
help
If you say yes here you will get support for the
Blackfin On-Chip Real Time Clock.
diff --git a/drivers/rtc/rtc-bfin.c b/drivers/rtc/rtc-bfin.c
index a1af4c27939..34439ce3967 100644
--- a/drivers/rtc/rtc-bfin.c
+++ b/drivers/rtc/rtc-bfin.c
@@ -218,26 +218,6 @@ static irqreturn_t bfin_rtc_interrupt(int irq, void *dev_id)
return IRQ_NONE;
}
-static int bfin_rtc_open(struct device *dev)
-{
- int ret;
-
- dev_dbg_stamp(dev);
-
- ret = request_irq(IRQ_RTC, bfin_rtc_interrupt, IRQF_SHARED, to_platform_device(dev)->name, dev);
- if (!ret)
- bfin_rtc_reset(dev, RTC_ISTAT_WRITE_COMPLETE);
-
- return ret;
-}
-
-static void bfin_rtc_release(struct device *dev)
-{
- dev_dbg_stamp(dev);
- bfin_rtc_reset(dev, 0);
- free_irq(IRQ_RTC, dev);
-}
-
static void bfin_rtc_int_set(u16 rtc_int)
{
bfin_write_RTC_ISTAT(rtc_int);
@@ -370,8 +350,6 @@ static int bfin_rtc_proc(struct device *dev, struct seq_file *seq)
}
static struct rtc_class_ops bfin_rtc_ops = {
- .open = bfin_rtc_open,
- .release = bfin_rtc_release,
.ioctl = bfin_rtc_ioctl,
.read_time = bfin_rtc_read_time,
.set_time = bfin_rtc_set_time,
@@ -383,29 +361,44 @@ static struct rtc_class_ops bfin_rtc_ops = {
static int __devinit bfin_rtc_probe(struct platform_device *pdev)
{
struct bfin_rtc *rtc;
+ struct device *dev = &pdev->dev;
int ret = 0;
+ unsigned long timeout;
- dev_dbg_stamp(&pdev->dev);
+ dev_dbg_stamp(dev);
+ /* Allocate memory for our RTC struct */
rtc = kzalloc(sizeof(*rtc), GFP_KERNEL);
if (unlikely(!rtc))
return -ENOMEM;
+ platform_set_drvdata(pdev, rtc);
+ device_init_wakeup(dev, 1);
- rtc->rtc_dev = rtc_device_register(pdev->name, &pdev->dev, &bfin_rtc_ops, THIS_MODULE);
- if (IS_ERR(rtc)) {
- ret = PTR_ERR(rtc->rtc_dev);
+ /* Grab the IRQ and init the hardware */
+ ret = request_irq(IRQ_RTC, bfin_rtc_interrupt, IRQF_SHARED, pdev->name, dev);
+ if (unlikely(ret))
goto err;
- }
-
- /* see comment at top of file about stopwatch/PIE */
+ /* sometimes the bootloader touched things, but the write complete was not
+ * enabled, so let's just do a quick timeout here since the IRQ will not fire ...
+ */
+ timeout = jiffies + HZ;
+ while (bfin_read_RTC_ISTAT() & RTC_ISTAT_WRITE_PENDING)
+ if (time_after(jiffies, timeout))
+ break;
+ bfin_rtc_reset(dev, RTC_ISTAT_WRITE_COMPLETE);
bfin_write_RTC_SWCNT(0);
- platform_set_drvdata(pdev, rtc);
-
- device_init_wakeup(&pdev->dev, 1);
+ /* Register our RTC with the RTC framework */
+ rtc->rtc_dev = rtc_device_register(pdev->name, dev, &bfin_rtc_ops, THIS_MODULE);
+ if (unlikely(IS_ERR(rtc))) {
+ ret = PTR_ERR(rtc->rtc_dev);
+ goto err_irq;
+ }
return 0;
+ err_irq:
+ free_irq(IRQ_RTC, dev);
err:
kfree(rtc);
return ret;
@@ -414,7 +407,10 @@ static int __devinit bfin_rtc_probe(struct platform_device *pdev)
static int __devexit bfin_rtc_remove(struct platform_device *pdev)
{
struct bfin_rtc *rtc = platform_get_drvdata(pdev);
+ struct device *dev = &pdev->dev;
+ bfin_rtc_reset(dev, 0);
+ free_irq(IRQ_RTC, dev);
rtc_device_unregister(rtc->rtc_dev);
platform_set_drvdata(pdev, NULL);
kfree(rtc);
diff --git a/drivers/rtc/rtc-dev.c b/drivers/rtc/rtc-dev.c
index 35dcc06eb3e..f118252f3a9 100644
--- a/drivers/rtc/rtc-dev.c
+++ b/drivers/rtc/rtc-dev.c
@@ -403,11 +403,14 @@ static long rtc_dev_ioctl(struct file *file,
#ifdef CONFIG_RTC_INTF_DEV_UIE_EMUL
case RTC_UIE_OFF:
+ mutex_unlock(&rtc->ops_lock);
clear_uie(rtc);
- break;
+ return 0;
case RTC_UIE_ON:
+ mutex_unlock(&rtc->ops_lock);
err = set_uie(rtc);
+ return err;
#endif
default:
err = -ENOTTY;
diff --git a/drivers/rtc/rtc-ds1374.c b/drivers/rtc/rtc-ds1374.c
index 640acd20fdd..a150418fba7 100644
--- a/drivers/rtc/rtc-ds1374.c
+++ b/drivers/rtc/rtc-ds1374.c
@@ -173,7 +173,7 @@ static int ds1374_read_alarm(struct device *dev, struct rtc_wkalrm *alarm)
int cr, sr;
int ret = 0;
- if (client->irq < 0)
+ if (client->irq <= 0)
return -EINVAL;
mutex_lock(&ds1374->mutex);
@@ -212,7 +212,7 @@ static int ds1374_set_alarm(struct device *dev, struct rtc_wkalrm *alarm)
int cr;
int ret = 0;
- if (client->irq < 0)
+ if (client->irq <= 0)
return -EINVAL;
ret = ds1374_read_time(dev, &now);
@@ -381,7 +381,7 @@ static int ds1374_probe(struct i2c_client *client,
if (ret)
goto out_free;
- if (client->irq >= 0) {
+ if (client->irq > 0) {
ret = request_irq(client->irq, ds1374_irq, 0,
"ds1374", client);
if (ret) {
@@ -401,7 +401,7 @@ static int ds1374_probe(struct i2c_client *client,
return 0;
out_irq:
- if (client->irq >= 0)
+ if (client->irq > 0)
free_irq(client->irq, client);
out_free:
@@ -414,7 +414,7 @@ static int __devexit ds1374_remove(struct i2c_client *client)
{
struct ds1374 *ds1374 = i2c_get_clientdata(client);
- if (client->irq >= 0) {
+ if (client->irq > 0) {
mutex_lock(&ds1374->mutex);
ds1374->exiting = 1;
mutex_unlock(&ds1374->mutex);
diff --git a/drivers/rtc/rtc-max6902.c b/drivers/rtc/rtc-max6902.c
index 12f0310ae89..78b2551fb19 100644
--- a/drivers/rtc/rtc-max6902.c
+++ b/drivers/rtc/rtc-max6902.c
@@ -20,8 +20,6 @@
*/
#include <linux/module.h>
-#include <linux/version.h>
-
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/init.h>
diff --git a/drivers/rtc/rtc-r9701.c b/drivers/rtc/rtc-r9701.c
index b35f9bfa2af..395985b339c 100644
--- a/drivers/rtc/rtc-r9701.c
+++ b/drivers/rtc/rtc-r9701.c
@@ -14,7 +14,6 @@
*/
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/device.h>
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index 1b6c52ef733..acb78017e7d 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -2333,13 +2333,11 @@ int dasd_generic_notify(struct ccw_device *cdev, int event)
{
struct dasd_device *device;
struct dasd_ccw_req *cqr;
- unsigned long flags;
int ret;
- device = dasd_device_from_cdev(cdev);
+ device = dasd_device_from_cdev_locked(cdev);
if (IS_ERR(device))
return 0;
- spin_lock_irqsave(get_ccwdev_lock(cdev), flags);
ret = 0;
switch (event) {
case CIO_GONE:
@@ -2369,7 +2367,6 @@ int dasd_generic_notify(struct ccw_device *cdev, int event)
ret = 1;
break;
}
- spin_unlock_irqrestore(get_ccwdev_lock(cdev), flags);
dasd_put_device(device);
return ret;
}
diff --git a/drivers/s390/block/dasd_eckd.h b/drivers/s390/block/dasd_eckd.h
index 4bf0aa5112c..2476f87d21d 100644
--- a/drivers/s390/block/dasd_eckd.h
+++ b/drivers/s390/block/dasd_eckd.h
@@ -308,7 +308,7 @@ struct dasd_psf_prssd_data {
unsigned char flags;
unsigned char reserved[4];
unsigned char suborder;
- unsigned char varies[9];
+ unsigned char varies[5];
} __attribute__ ((packed));
/*
diff --git a/drivers/s390/block/dasd_eer.c b/drivers/s390/block/dasd_eer.c
index 29da4413ad4..bf512ac75b9 100644
--- a/drivers/s390/block/dasd_eer.c
+++ b/drivers/s390/block/dasd_eer.c
@@ -16,6 +16,7 @@
#include <linux/poll.h>
#include <linux/mutex.h>
#include <linux/smp_lock.h>
+#include <linux/err.h>
#include <asm/uaccess.h>
#include <asm/atomic.h>
@@ -457,7 +458,7 @@ int dasd_eer_enable(struct dasd_device *device)
cqr = dasd_kmalloc_request("ECKD", 1 /* SNSS */,
SNSS_DATA_SIZE, device);
- if (!cqr)
+ if (IS_ERR(cqr))
return -ENOMEM;
cqr->startdev = device;
diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c
index 01fcdd91b84..db85f1fb131 100644
--- a/drivers/s390/block/dcssblk.c
+++ b/drivers/s390/block/dcssblk.c
@@ -384,6 +384,10 @@ dcssblk_add_store(struct device *dev, struct device_attribute *attr, const char
* get minor, add to list
*/
down_write(&dcssblk_devices_sem);
+ if (dcssblk_get_segment_by_name(local_buf)) {
+ rc = -EEXIST;
+ goto release_gd;
+ }
rc = dcssblk_assign_free_minor(dev_info);
if (rc) {
up_write(&dcssblk_devices_sem);
diff --git a/drivers/s390/char/tape_char.c b/drivers/s390/char/tape_char.c
index 687720b552d..be0ce2215c8 100644
--- a/drivers/s390/char/tape_char.c
+++ b/drivers/s390/char/tape_char.c
@@ -109,7 +109,7 @@ tapechar_check_idalbuffer(struct tape_device *device, size_t block_size)
/* The current idal buffer is not correct. Allocate a new one. */
new = idal_buffer_alloc(block_size, 0);
- if (new == NULL)
+ if (IS_ERR(new))
return -ENOMEM;
if (device->char_data.idal_buf != NULL)
diff --git a/drivers/s390/char/tape_std.c b/drivers/s390/char/tape_std.c
index 2a1af4e60be..cc8fd781ee2 100644
--- a/drivers/s390/char/tape_std.c
+++ b/drivers/s390/char/tape_std.c
@@ -248,7 +248,7 @@ tape_std_mtsetblk(struct tape_device *device, int count)
/* Allocate a new idal buffer. */
new = idal_buffer_alloc(count, 0);
- if (new == NULL)
+ if (IS_ERR(new))
return -ENOMEM;
if (device->char_data.idal_buf != NULL)
idal_buffer_free(device->char_data.idal_buf);
diff --git a/drivers/s390/cio/ccwgroup.c b/drivers/s390/cio/ccwgroup.c
index 26a930e832b..e0ce65fca4e 100644
--- a/drivers/s390/cio/ccwgroup.c
+++ b/drivers/s390/cio/ccwgroup.c
@@ -112,8 +112,10 @@ ccwgroup_release (struct device *dev)
gdev = to_ccwgroupdev(dev);
for (i = 0; i < gdev->count; i++) {
- dev_set_drvdata(&gdev->cdev[i]->dev, NULL);
- put_device(&gdev->cdev[i]->dev);
+ if (gdev->cdev[i]) {
+ dev_set_drvdata(&gdev->cdev[i]->dev, NULL);
+ put_device(&gdev->cdev[i]->dev);
+ }
}
kfree(gdev);
}
@@ -221,6 +223,13 @@ int ccwgroup_create_from_string(struct device *root, unsigned int creator_id,
atomic_set(&gdev->onoff, 0);
mutex_init(&gdev->reg_mutex);
mutex_lock(&gdev->reg_mutex);
+ gdev->creator_id = creator_id;
+ gdev->count = num_devices;
+ gdev->dev.bus = &ccwgroup_bus_type;
+ gdev->dev.parent = root;
+ gdev->dev.release = ccwgroup_release;
+ device_initialize(&gdev->dev);
+
curr_buf = buf;
for (i = 0; i < num_devices && curr_buf; i++) {
rc = __get_next_bus_id(&curr_buf, tmp_bus_id);
@@ -258,16 +267,11 @@ int ccwgroup_create_from_string(struct device *root, unsigned int creator_id,
rc = -EINVAL;
goto error;
}
- gdev->creator_id = creator_id;
- gdev->count = num_devices;
- gdev->dev.bus = &ccwgroup_bus_type;
- gdev->dev.parent = root;
- gdev->dev.release = ccwgroup_release;
snprintf (gdev->dev.bus_id, BUS_ID_SIZE, "%s",
gdev->cdev[0]->dev.bus_id);
- rc = device_register(&gdev->dev);
+ rc = device_add(&gdev->dev);
if (rc)
goto error;
get_device(&gdev->dev);
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index 46c021d880d..51489eff6b0 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -477,7 +477,6 @@ void css_schedule_eval_all(void)
void css_wait_for_slow_path(void)
{
- flush_workqueue(ccw_device_notify_work);
flush_workqueue(slow_path_wq);
}
diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index e818d0c54c0..28221030b88 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -150,7 +150,6 @@ static struct css_driver io_subchannel_driver = {
};
struct workqueue_struct *ccw_device_work;
-struct workqueue_struct *ccw_device_notify_work;
wait_queue_head_t ccw_device_init_wq;
atomic_t ccw_device_init_count;
@@ -168,11 +167,6 @@ init_ccw_bus_type (void)
ccw_device_work = create_singlethread_workqueue("cio");
if (!ccw_device_work)
return -ENOMEM; /* FIXME: better errno ? */
- ccw_device_notify_work = create_singlethread_workqueue("cio_notify");
- if (!ccw_device_notify_work) {
- ret = -ENOMEM; /* FIXME: better errno ? */
- goto out_err;
- }
slow_path_wq = create_singlethread_workqueue("kslowcrw");
if (!slow_path_wq) {
ret = -ENOMEM; /* FIXME: better errno ? */
@@ -192,8 +186,6 @@ init_ccw_bus_type (void)
out_err:
if (ccw_device_work)
destroy_workqueue(ccw_device_work);
- if (ccw_device_notify_work)
- destroy_workqueue(ccw_device_notify_work);
if (slow_path_wq)
destroy_workqueue(slow_path_wq);
return ret;
@@ -204,7 +196,6 @@ cleanup_ccw_bus_type (void)
{
css_driver_unregister(&io_subchannel_driver);
bus_unregister(&ccw_bus_type);
- destroy_workqueue(ccw_device_notify_work);
destroy_workqueue(ccw_device_work);
}
@@ -1496,11 +1487,22 @@ static void device_set_disconnected(struct ccw_device *cdev)
ccw_device_schedule_recovery();
}
+void ccw_device_set_notoper(struct ccw_device *cdev)
+{
+ struct subchannel *sch = to_subchannel(cdev->dev.parent);
+
+ CIO_TRACE_EVENT(2, "notoper");
+ CIO_TRACE_EVENT(2, sch->dev.bus_id);
+ ccw_device_set_timeout(cdev, 0);
+ cio_disable_subchannel(sch);
+ cdev->private->state = DEV_STATE_NOT_OPER;
+}
+
static int io_subchannel_sch_event(struct subchannel *sch, int slow)
{
int event, ret, disc;
unsigned long flags;
- enum { NONE, UNREGISTER, UNREGISTER_PROBE, REPROBE } action;
+ enum { NONE, UNREGISTER, UNREGISTER_PROBE, REPROBE, DISC } action;
struct ccw_device *cdev;
spin_lock_irqsave(sch->lock, flags);
@@ -1535,16 +1537,11 @@ static int io_subchannel_sch_event(struct subchannel *sch, int slow)
}
/* fall through */
case CIO_GONE:
- /* Prevent unwanted effects when opening lock. */
- cio_disable_subchannel(sch);
- device_set_disconnected(cdev);
/* Ask driver what to do with device. */
- action = UNREGISTER;
- spin_unlock_irqrestore(sch->lock, flags);
- ret = io_subchannel_notify(sch, event);
- spin_lock_irqsave(sch->lock, flags);
- if (ret)
- action = NONE;
+ if (io_subchannel_notify(sch, event))
+ action = DISC;
+ else
+ action = UNREGISTER;
break;
case CIO_REVALIDATE:
/* Device will be removed, so no notify necessary. */
@@ -1565,6 +1562,7 @@ static int io_subchannel_sch_event(struct subchannel *sch, int slow)
switch (action) {
case UNREGISTER:
case UNREGISTER_PROBE:
+ ccw_device_set_notoper(cdev);
/* Unregister device (will use subchannel lock). */
spin_unlock_irqrestore(sch->lock, flags);
css_sch_device_unregister(sch);
@@ -1577,6 +1575,9 @@ static int io_subchannel_sch_event(struct subchannel *sch, int slow)
case REPROBE:
ccw_device_trigger_reprobe(cdev);
break;
+ case DISC:
+ device_set_disconnected(cdev);
+ break;
default:
break;
}
@@ -1828,5 +1829,4 @@ EXPORT_SYMBOL(ccw_driver_unregister);
EXPORT_SYMBOL(get_ccwdev_by_busid);
EXPORT_SYMBOL(ccw_bus_type);
EXPORT_SYMBOL(ccw_device_work);
-EXPORT_SYMBOL(ccw_device_notify_work);
EXPORT_SYMBOL_GPL(ccw_device_get_subchannel_id);
diff --git a/drivers/s390/cio/device.h b/drivers/s390/cio/device.h
index 9800a8335a3..6f5c3f2b358 100644
--- a/drivers/s390/cio/device.h
+++ b/drivers/s390/cio/device.h
@@ -72,7 +72,6 @@ dev_fsm_final_state(struct ccw_device *cdev)
}
extern struct workqueue_struct *ccw_device_work;
-extern struct workqueue_struct *ccw_device_notify_work;
extern wait_queue_head_t ccw_device_init_wq;
extern atomic_t ccw_device_init_count;
@@ -120,6 +119,7 @@ int ccw_device_stlck(struct ccw_device *);
void ccw_device_trigger_reprobe(struct ccw_device *);
void ccw_device_kill_io(struct ccw_device *);
int ccw_device_notify(struct ccw_device *, int);
+void ccw_device_set_notoper(struct ccw_device *cdev);
/* qdio needs this. */
void ccw_device_set_timeout(struct ccw_device *, int);
diff --git a/drivers/s390/cio/device_fsm.c b/drivers/s390/cio/device_fsm.c
index 8b5fe57fb2f..550508df952 100644
--- a/drivers/s390/cio/device_fsm.c
+++ b/drivers/s390/cio/device_fsm.c
@@ -337,26 +337,34 @@ int ccw_device_notify(struct ccw_device *cdev, int event)
return 0;
if (!cdev->online)
return 0;
+ CIO_MSG_EVENT(2, "notify called for 0.%x.%04x, event=%d\n",
+ cdev->private->dev_id.ssid, cdev->private->dev_id.devno,
+ event);
return cdev->drv->notify ? cdev->drv->notify(cdev, event) : 0;
}
-static void
-ccw_device_oper_notify(struct work_struct *work)
+static void cmf_reenable_delayed(struct work_struct *work)
{
struct ccw_device_private *priv;
struct ccw_device *cdev;
- int ret;
priv = container_of(work, struct ccw_device_private, kick_work);
cdev = priv->cdev;
- ret = ccw_device_notify(cdev, CIO_OPER);
- if (ret) {
+ cmf_reenable(cdev);
+}
+
+static void ccw_device_oper_notify(struct ccw_device *cdev)
+{
+ if (ccw_device_notify(cdev, CIO_OPER)) {
/* Reenable channel measurements, if needed. */
- cmf_reenable(cdev);
- wake_up(&cdev->private->wait_q);
- } else
- /* Driver doesn't want device back. */
- ccw_device_do_unreg_rereg(work);
+ PREPARE_WORK(&cdev->private->kick_work, cmf_reenable_delayed);
+ queue_work(ccw_device_work, &cdev->private->kick_work);
+ return;
+ }
+ /* Driver doesn't want device back. */
+ ccw_device_set_notoper(cdev);
+ PREPARE_WORK(&cdev->private->kick_work, ccw_device_do_unreg_rereg);
+ queue_work(ccw_device_work, &cdev->private->kick_work);
}
/*
@@ -386,8 +394,7 @@ ccw_device_done(struct ccw_device *cdev, int state)
if (cdev->private->flags.donotify) {
cdev->private->flags.donotify = 0;
- PREPARE_WORK(&cdev->private->kick_work, ccw_device_oper_notify);
- queue_work(ccw_device_notify_work, &cdev->private->kick_work);
+ ccw_device_oper_notify(cdev);
}
wake_up(&cdev->private->wait_q);
diff --git a/drivers/s390/cio/qdio_debug.h b/drivers/s390/cio/qdio_debug.h
index 8484b83698e..5a4d85b829a 100644
--- a/drivers/s390/cio/qdio_debug.h
+++ b/drivers/s390/cio/qdio_debug.h
@@ -61,18 +61,18 @@
/* s390dbf views */
#define QDIO_DBF_SETUP_LEN 8
-#define QDIO_DBF_SETUP_PAGES 4
+#define QDIO_DBF_SETUP_PAGES 8
#define QDIO_DBF_SETUP_NR_AREAS 1
#define QDIO_DBF_TRACE_LEN 8
#define QDIO_DBF_TRACE_NR_AREAS 2
#ifdef CONFIG_QDIO_DEBUG
-#define QDIO_DBF_TRACE_PAGES 16
+#define QDIO_DBF_TRACE_PAGES 32
#define QDIO_DBF_SETUP_LEVEL 6
#define QDIO_DBF_TRACE_LEVEL 4
#else /* !CONFIG_QDIO_DEBUG */
-#define QDIO_DBF_TRACE_PAGES 4
+#define QDIO_DBF_TRACE_PAGES 8
#define QDIO_DBF_SETUP_LEVEL 2
#define QDIO_DBF_TRACE_LEVEL 2
#endif /* CONFIG_QDIO_DEBUG */
diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c
index d15648514a0..e6eabc85342 100644
--- a/drivers/s390/cio/qdio_main.c
+++ b/drivers/s390/cio/qdio_main.c
@@ -330,6 +330,7 @@ static int qdio_siga_output(struct qdio_q *q)
int cc;
u32 busy_bit;
u64 start_time = 0;
+ char dbf_text[15];
QDIO_DBF_TEXT5(0, trace, "sigaout");
QDIO_DBF_HEX5(0, trace, &q, sizeof(void *));
@@ -338,6 +339,9 @@ static int qdio_siga_output(struct qdio_q *q)
again:
cc = qdio_do_siga_output(q, &busy_bit);
if (queue_type(q) == QDIO_IQDIO_QFMT && cc == 2 && busy_bit) {
+ sprintf(dbf_text, "bb%4x%2x", q->irq_ptr->schid.sch_no, q->nr);
+ QDIO_DBF_TEXT3(0, trace, dbf_text);
+
if (!start_time)
start_time = get_usecs();
else if ((get_usecs() - start_time) < QDIO_BUSY_BIT_PATIENCE)
@@ -748,16 +752,18 @@ static void qdio_kick_outbound_q(struct qdio_q *q)
rc = qdio_siga_output(q);
switch (rc) {
case 0:
- /* went smooth this time, reset timestamp */
- q->u.out.timestamp = 0;
-
/* TODO: improve error handling for CC=0 case */
#ifdef CONFIG_QDIO_DEBUG
- QDIO_DBF_TEXT3(0, trace, "cc2reslv");
- sprintf(dbf_text, "%4x%2x%2x", q->irq_ptr->schid.sch_no, q->nr,
- atomic_read(&q->u.out.busy_siga_counter));
- QDIO_DBF_TEXT3(0, trace, dbf_text);
+ if (q->u.out.timestamp) {
+ QDIO_DBF_TEXT3(0, trace, "cc2reslv");
+ sprintf(dbf_text, "%4x%2x%2x", q->irq_ptr->schid.sch_no,
+ q->nr,
+ atomic_read(&q->u.out.busy_siga_counter));
+ QDIO_DBF_TEXT3(0, trace, dbf_text);
+ }
#endif /* CONFIG_QDIO_DEBUG */
+ /* went smooth this time, reset timestamp */
+ q->u.out.timestamp = 0;
break;
/* cc=2 and busy bit */
case (2 | QDIO_ERROR_SIGA_BUSY):
@@ -1066,14 +1072,12 @@ void qdio_int_handler(struct ccw_device *cdev, unsigned long intparm,
if (IS_ERR(irb)) {
switch (PTR_ERR(irb)) {
case -EIO:
- sprintf(dbf_text, "ierr%4x",
- cdev->private->schid.sch_no);
+ sprintf(dbf_text, "ierr%4x", irq_ptr->schid.sch_no);
QDIO_DBF_TEXT2(1, setup, dbf_text);
qdio_int_error(cdev);
return;
case -ETIMEDOUT:
- sprintf(dbf_text, "qtoh%4x",
- cdev->private->schid.sch_no);
+ sprintf(dbf_text, "qtoh%4x", irq_ptr->schid.sch_no);
QDIO_DBF_TEXT2(1, setup, dbf_text);
qdio_int_error(cdev);
return;
@@ -1124,8 +1128,10 @@ void qdio_int_handler(struct ccw_device *cdev, unsigned long intparm,
struct qdio_ssqd_desc *qdio_get_ssqd_desc(struct ccw_device *cdev)
{
struct qdio_irq *irq_ptr;
+ char dbf_text[15];
- QDIO_DBF_TEXT0(0, setup, "getssqd");
+ sprintf(dbf_text, "qssq%4x", cdev->private->schid.sch_no);
+ QDIO_DBF_TEXT0(0, setup, dbf_text);
irq_ptr = cdev->private->qdio_data;
if (!irq_ptr)
@@ -1149,14 +1155,13 @@ int qdio_cleanup(struct ccw_device *cdev, int how)
char dbf_text[15];
int rc;
+ sprintf(dbf_text, "qcln%4x", cdev->private->schid.sch_no);
+ QDIO_DBF_TEXT0(0, setup, dbf_text);
+
irq_ptr = cdev->private->qdio_data;
if (!irq_ptr)
return -ENODEV;
- sprintf(dbf_text, "qcln%4x", irq_ptr->schid.sch_no);
- QDIO_DBF_TEXT1(0, trace, dbf_text);
- QDIO_DBF_TEXT0(0, setup, dbf_text);
-
rc = qdio_shutdown(cdev, how);
if (rc == 0)
rc = qdio_free(cdev);
@@ -1191,6 +1196,9 @@ int qdio_shutdown(struct ccw_device *cdev, int how)
unsigned long flags;
char dbf_text[15];
+ sprintf(dbf_text, "qshu%4x", cdev->private->schid.sch_no);
+ QDIO_DBF_TEXT0(0, setup, dbf_text);
+
irq_ptr = cdev->private->qdio_data;
if (!irq_ptr)
return -ENODEV;
@@ -1205,10 +1213,6 @@ int qdio_shutdown(struct ccw_device *cdev, int how)
return 0;
}
- sprintf(dbf_text, "qsqs%4x", irq_ptr->schid.sch_no);
- QDIO_DBF_TEXT1(0, trace, dbf_text);
- QDIO_DBF_TEXT0(0, setup, dbf_text);
-
tiqdio_remove_input_queues(irq_ptr);
qdio_shutdown_queues(cdev);
qdio_shutdown_debug_entries(irq_ptr, cdev);
@@ -1247,7 +1251,6 @@ no_cleanup:
qdio_set_state(irq_ptr, QDIO_IRQ_STATE_INACTIVE);
mutex_unlock(&irq_ptr->setup_mutex);
- module_put(THIS_MODULE);
if (rc)
return rc;
return 0;
@@ -1263,16 +1266,14 @@ int qdio_free(struct ccw_device *cdev)
struct qdio_irq *irq_ptr;
char dbf_text[15];
+ sprintf(dbf_text, "qfre%4x", cdev->private->schid.sch_no);
+ QDIO_DBF_TEXT0(0, setup, dbf_text);
+
irq_ptr = cdev->private->qdio_data;
if (!irq_ptr)
return -ENODEV;
mutex_lock(&irq_ptr->setup_mutex);
-
- sprintf(dbf_text, "qfqs%4x", irq_ptr->schid.sch_no);
- QDIO_DBF_TEXT1(0, trace, dbf_text);
- QDIO_DBF_TEXT0(0, setup, dbf_text);
-
cdev->private->qdio_data = NULL;
mutex_unlock(&irq_ptr->setup_mutex);
@@ -1295,7 +1296,6 @@ int qdio_initialize(struct qdio_initialize *init_data)
sprintf(dbf_text, "qini%4x", init_data->cdev->private->schid.sch_no);
QDIO_DBF_TEXT0(0, setup, dbf_text);
- QDIO_DBF_TEXT0(0, trace, dbf_text);
rc = qdio_allocate(init_data);
if (rc)
@@ -1319,7 +1319,6 @@ int qdio_allocate(struct qdio_initialize *init_data)
sprintf(dbf_text, "qalc%4x", init_data->cdev->private->schid.sch_no);
QDIO_DBF_TEXT0(0, setup, dbf_text);
- QDIO_DBF_TEXT0(0, trace, dbf_text);
if ((init_data->no_input_qs && !init_data->input_handler) ||
(init_data->no_output_qs && !init_data->output_handler))
@@ -1389,6 +1388,9 @@ int qdio_establish(struct qdio_initialize *init_data)
unsigned long saveflags;
int rc;
+ sprintf(dbf_text, "qest%4x", cdev->private->schid.sch_no);
+ QDIO_DBF_TEXT0(0, setup, dbf_text);
+
irq_ptr = cdev->private->qdio_data;
if (!irq_ptr)
return -ENODEV;
@@ -1396,13 +1398,6 @@ int qdio_establish(struct qdio_initialize *init_data)
if (cdev->private->state != DEV_STATE_ONLINE)
return -EINVAL;
- if (!try_module_get(THIS_MODULE))
- return -EINVAL;
-
- sprintf(dbf_text, "qest%4x", cdev->private->schid.sch_no);
- QDIO_DBF_TEXT0(0, setup, dbf_text);
- QDIO_DBF_TEXT0(0, trace, dbf_text);
-
mutex_lock(&irq_ptr->setup_mutex);
qdio_setup_irq(init_data);
@@ -1472,6 +1467,9 @@ int qdio_activate(struct ccw_device *cdev)
unsigned long saveflags;
char dbf_text[20];
+ sprintf(dbf_text, "qact%4x", cdev->private->schid.sch_no);
+ QDIO_DBF_TEXT0(0, setup, dbf_text);
+
irq_ptr = cdev->private->qdio_data;
if (!irq_ptr)
return -ENODEV;
@@ -1485,10 +1483,6 @@ int qdio_activate(struct ccw_device *cdev)
goto out;
}
- sprintf(dbf_text, "qact%4x", irq_ptr->schid.sch_no);
- QDIO_DBF_TEXT2(0, setup, dbf_text);
- QDIO_DBF_TEXT2(0, trace, dbf_text);
-
irq_ptr->ccw.cmd_code = irq_ptr->aqueue.cmd;
irq_ptr->ccw.flags = CCW_FLAG_SLI;
irq_ptr->ccw.count = irq_ptr->aqueue.count;
@@ -1663,7 +1657,7 @@ int do_QDIO(struct ccw_device *cdev, unsigned int callflags,
#ifdef CONFIG_QDIO_DEBUG
char dbf_text[20];
- sprintf(dbf_text, "doQD%04x", cdev->private->schid.sch_no);
+ sprintf(dbf_text, "doQD%4x", cdev->private->schid.sch_no);
QDIO_DBF_TEXT3(0, trace, dbf_text);
#endif /* CONFIG_QDIO_DEBUG */
diff --git a/drivers/s390/cio/qdio_setup.c b/drivers/s390/cio/qdio_setup.c
index 1bd2a208db2..1679e2f91c9 100644
--- a/drivers/s390/cio/qdio_setup.c
+++ b/drivers/s390/cio/qdio_setup.c
@@ -165,7 +165,7 @@ static void setup_queues(struct qdio_irq *irq_ptr,
void **output_sbal_array = qdio_init->output_sbal_addr_array;
int i;
- sprintf(dbf_text, "qfqs%4x", qdio_init->cdev->private->schid.sch_no);
+ sprintf(dbf_text, "qset%4x", qdio_init->cdev->private->schid.sch_no);
QDIO_DBF_TEXT0(0, setup, dbf_text);
for_each_input_queue(irq_ptr, q, i) {
@@ -285,7 +285,7 @@ void qdio_setup_ssqd_info(struct qdio_irq *irq_ptr)
rc = __get_ssqd_info(irq_ptr);
if (rc) {
QDIO_DBF_TEXT2(0, setup, "ssqdasig");
- sprintf(dbf_text, "schno%x", irq_ptr->schid.sch_no);
+ sprintf(dbf_text, "schn%4x", irq_ptr->schid.sch_no);
QDIO_DBF_TEXT2(0, setup, dbf_text);
sprintf(dbf_text, "rc:%d", rc);
QDIO_DBF_TEXT2(0, setup, dbf_text);
@@ -447,7 +447,7 @@ void qdio_print_subchannel_info(struct qdio_irq *irq_ptr,
{
char s[80];
- sprintf(s, "%s ", cdev->dev.bus_id);
+ sprintf(s, "%s sc:%x ", cdev->dev.bus_id, irq_ptr->schid.sch_no);
switch (irq_ptr->qib.qfmt) {
case QDIO_QETH_QFMT:
diff --git a/drivers/s390/cio/qdio_thinint.c b/drivers/s390/cio/qdio_thinint.c
index 9291a771d81..ea7f6140026 100644
--- a/drivers/s390/cio/qdio_thinint.c
+++ b/drivers/s390/cio/qdio_thinint.c
@@ -113,7 +113,11 @@ void tiqdio_remove_input_queues(struct qdio_irq *irq_ptr)
struct qdio_q *q;
int i;
- for_each_input_queue(irq_ptr, q, i) {
+ for (i = 0; i < irq_ptr->nr_input_qs; i++) {
+ q = irq_ptr->input_qs[i];
+ /* if establish triggered an error */
+ if (!q || !q->entry.prev || !q->entry.next)
+ continue;
list_del_rcu(&q->entry);
synchronize_rcu();
}
diff --git a/drivers/s390/net/ctcm_mpc.c b/drivers/s390/net/ctcm_mpc.c
index 49ae1cd25ca..2de1e2fccbf 100644
--- a/drivers/s390/net/ctcm_mpc.c
+++ b/drivers/s390/net/ctcm_mpc.c
@@ -19,7 +19,6 @@
#undef DEBUGDATA
#undef DEBUGCCW
-#include <linux/version.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/kernel.h>
diff --git a/drivers/scsi/device_handler/scsi_dh_rdac.c b/drivers/scsi/device_handler/scsi_dh_rdac.c
index e7c7b4ebc1f..2dee69da35c 100644
--- a/drivers/scsi/device_handler/scsi_dh_rdac.c
+++ b/drivers/scsi/device_handler/scsi_dh_rdac.c
@@ -376,7 +376,7 @@ static int get_lun(struct scsi_device *sdev, struct rdac_dh_data *h)
if (inqp->page_id[0] != 'e' || inqp->page_id[1] != 'd' ||
inqp->page_id[2] != 'i' || inqp->page_id[3] != 'd')
return SCSI_DH_NOSYS;
- h->lun = scsilun_to_int((struct scsi_lun *)inqp->lun);
+ h->lun = inqp->lun[7]; /* Uses only the last byte */
}
return err;
}
@@ -386,6 +386,7 @@ static int check_ownership(struct scsi_device *sdev, struct rdac_dh_data *h)
int err;
struct c9_inquiry *inqp;
+ h->lun_state = RDAC_LUN_UNOWNED;
err = submit_inquiry(sdev, 0xC9, sizeof(struct c9_inquiry), h);
if (err == SCSI_DH_OK) {
inqp = &h->inq.c9;
diff --git a/drivers/scsi/dpt/dpti_i2o.h b/drivers/scsi/dpt/dpti_i2o.h
index 19406cea6d6..179ad77f6cc 100644
--- a/drivers/scsi/dpt/dpti_i2o.h
+++ b/drivers/scsi/dpt/dpti_i2o.h
@@ -21,7 +21,6 @@
#include <linux/i2o-dev.h>
-#include <linux/version.h>
#include <linux/notifier.h>
#include <asm/atomic.h>
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c
index ae560bc04f9..4e0b7c8eb32 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.c
+++ b/drivers/scsi/ibmvscsi/ibmvfc.c
@@ -556,11 +556,12 @@ static void ibmvfc_link_down(struct ibmvfc_host *vhost,
/**
* ibmvfc_init_host - Start host initialization
* @vhost: ibmvfc host struct
+ * @relogin: is this a re-login?
*
* Return value:
* nothing
**/
-static void ibmvfc_init_host(struct ibmvfc_host *vhost)
+static void ibmvfc_init_host(struct ibmvfc_host *vhost, int relogin)
{
struct ibmvfc_target *tgt;
@@ -574,6 +575,11 @@ static void ibmvfc_init_host(struct ibmvfc_host *vhost)
}
if (!ibmvfc_set_host_state(vhost, IBMVFC_INITIALIZING)) {
+ if (!relogin) {
+ memset(vhost->async_crq.msgs, 0, PAGE_SIZE);
+ vhost->async_crq.cur = 0;
+ }
+
list_for_each_entry(tgt, &vhost->targets, queue)
tgt->need_login = 1;
scsi_block_requests(vhost->host);
@@ -1059,9 +1065,10 @@ static void ibmvfc_get_starget_port_id(struct scsi_target *starget)
static int ibmvfc_wait_while_resetting(struct ibmvfc_host *vhost)
{
long timeout = wait_event_timeout(vhost->init_wait_q,
- (vhost->state == IBMVFC_ACTIVE ||
- vhost->state == IBMVFC_HOST_OFFLINE ||
- vhost->state == IBMVFC_LINK_DEAD),
+ ((vhost->state == IBMVFC_ACTIVE ||
+ vhost->state == IBMVFC_HOST_OFFLINE ||
+ vhost->state == IBMVFC_LINK_DEAD) &&
+ vhost->action == IBMVFC_HOST_ACTION_NONE),
(init_timeout * HZ));
return timeout ? 0 : -EIO;
@@ -1450,8 +1457,8 @@ static void ibmvfc_scsi_done(struct ibmvfc_event *evt)
struct ibmvfc_cmd *vfc_cmd = &evt->xfer_iu->cmd;
struct ibmvfc_fcp_rsp *rsp = &vfc_cmd->rsp;
struct scsi_cmnd *cmnd = evt->cmnd;
- int rsp_len = 0;
- int sense_len = rsp->fcp_sense_len;
+ u32 rsp_len = 0;
+ u32 sense_len = rsp->fcp_sense_len;
if (cmnd) {
if (vfc_cmd->response_flags & IBMVFC_ADAPTER_RESID_VALID)
@@ -1468,7 +1475,7 @@ static void ibmvfc_scsi_done(struct ibmvfc_event *evt)
rsp_len = rsp->fcp_rsp_len;
if ((sense_len + rsp_len) > SCSI_SENSE_BUFFERSIZE)
sense_len = SCSI_SENSE_BUFFERSIZE - rsp_len;
- if ((rsp->flags & FCP_SNS_LEN_VALID) && rsp->fcp_sense_len)
+ if ((rsp->flags & FCP_SNS_LEN_VALID) && rsp->fcp_sense_len && rsp_len <= 8)
memcpy(cmnd->sense_buffer, rsp->data.sense + rsp_len, sense_len);
ibmvfc_log_error(evt);
@@ -2077,17 +2084,18 @@ static void ibmvfc_handle_async(struct ibmvfc_async_crq *crq,
{
const char *desc = ibmvfc_get_ae_desc(crq->event);
- ibmvfc_log(vhost, 3, "%s event received\n", desc);
+ ibmvfc_log(vhost, 3, "%s event received. scsi_id: %lx, wwpn: %lx,"
+ " node_name: %lx\n", desc, crq->scsi_id, crq->wwpn, crq->node_name);
switch (crq->event) {
case IBMVFC_AE_LINK_UP:
case IBMVFC_AE_RESUME:
vhost->events_to_log |= IBMVFC_AE_LINKUP;
- ibmvfc_init_host(vhost);
+ ibmvfc_init_host(vhost, 1);
break;
case IBMVFC_AE_SCN_FABRIC:
vhost->events_to_log |= IBMVFC_AE_RSCN;
- ibmvfc_init_host(vhost);
+ ibmvfc_init_host(vhost, 1);
break;
case IBMVFC_AE_SCN_NPORT:
case IBMVFC_AE_SCN_GROUP:
@@ -2133,13 +2141,13 @@ static void ibmvfc_handle_crq(struct ibmvfc_crq *crq, struct ibmvfc_host *vhost)
/* Send back a response */
rc = ibmvfc_send_crq_init_complete(vhost);
if (rc == 0)
- ibmvfc_init_host(vhost);
+ ibmvfc_init_host(vhost, 0);
else
dev_err(vhost->dev, "Unable to send init rsp. rc=%ld\n", rc);
break;
case IBMVFC_CRQ_INIT_COMPLETE:
dev_info(vhost->dev, "Partner initialization complete\n");
- ibmvfc_init_host(vhost);
+ ibmvfc_init_host(vhost, 0);
break;
default:
dev_err(vhost->dev, "Unknown crq message type: %d\n", crq->format);
@@ -3357,8 +3365,6 @@ static void ibmvfc_npiv_login(struct ibmvfc_host *vhost)
mad->buffer.va = vhost->login_buf_dma;
mad->buffer.len = sizeof(*vhost->login_buf);
- memset(vhost->async_crq.msgs, 0, PAGE_SIZE);
- vhost->async_crq.cur = 0;
ibmvfc_set_host_action(vhost, IBMVFC_HOST_ACTION_INIT_WAIT);
if (!ibmvfc_send_event(evt, vhost, default_timeout))
@@ -3601,8 +3607,9 @@ static void ibmvfc_do_work(struct ibmvfc_host *vhost)
}
}
- if (vhost->reinit) {
+ if (vhost->reinit && !ibmvfc_set_host_state(vhost, IBMVFC_INITIALIZING)) {
vhost->reinit = 0;
+ scsi_block_requests(vhost->host);
ibmvfc_set_host_action(vhost, IBMVFC_HOST_ACTION_QUERY);
} else {
ibmvfc_set_host_action(vhost, IBMVFC_HOST_ACTION_NONE);
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.h b/drivers/scsi/ibmvscsi/ibmvfc.h
index 4bf6e374f07..fb3177ab669 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.h
+++ b/drivers/scsi/ibmvscsi/ibmvfc.h
@@ -29,8 +29,8 @@
#include "viosrp.h"
#define IBMVFC_NAME "ibmvfc"
-#define IBMVFC_DRIVER_VERSION "1.0.1"
-#define IBMVFC_DRIVER_DATE "(July 11, 2008)"
+#define IBMVFC_DRIVER_VERSION "1.0.2"
+#define IBMVFC_DRIVER_DATE "(August 14, 2008)"
#define IBMVFC_DEFAULT_TIMEOUT 15
#define IBMVFC_INIT_TIMEOUT 30
diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c
index 6b24b9cdb04..7b1502c0ab6 100644
--- a/drivers/scsi/ibmvscsi/ibmvscsi.c
+++ b/drivers/scsi/ibmvscsi/ibmvscsi.c
@@ -1636,7 +1636,7 @@ static unsigned long ibmvscsi_get_desired_dma(struct vio_dev *vdev)
unsigned long desired_io = max_requests * sizeof(union viosrp_iu);
/* add io space for sg data */
- desired_io += (IBMVSCSI_MAX_SECTORS_DEFAULT *
+ desired_io += (IBMVSCSI_MAX_SECTORS_DEFAULT * 512 *
IBMVSCSI_CMDS_PER_LUN_DEFAULT);
return desired_io;
diff --git a/drivers/scsi/ips.c b/drivers/scsi/ips.c
index 7c615c70ec5..bc9e6ddf41d 100644
--- a/drivers/scsi/ips.c
+++ b/drivers/scsi/ips.c
@@ -165,7 +165,6 @@
#include <asm/byteorder.h>
#include <asm/page.h>
#include <linux/stddef.h>
-#include <linux/version.h>
#include <linux/string.h>
#include <linux/errno.h>
#include <linux/kernel.h>
diff --git a/drivers/scsi/ips.h b/drivers/scsi/ips.h
index e0657b6f009..4e49fbcfe8a 100644
--- a/drivers/scsi/ips.h
+++ b/drivers/scsi/ips.h
@@ -50,7 +50,6 @@
#ifndef _IPS_H_
#define _IPS_H_
-#include <linux/version.h>
#include <linux/nmi.h>
#include <asm/uaccess.h>
#include <asm/io.h>
diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c
index 90272e65957..094b47e94b2 100644
--- a/drivers/scsi/lpfc/lpfc_debugfs.c
+++ b/drivers/scsi/lpfc/lpfc_debugfs.c
@@ -27,7 +27,6 @@
#include <linux/pci.h>
#include <linux/spinlock.h>
#include <linux/ctype.h>
-#include <linux/version.h>
#include <scsi/scsi.h>
#include <scsi/scsi_device.h>
diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c
index fc7ac158476..97b763378e7 100644
--- a/drivers/scsi/megaraid/megaraid_sas.c
+++ b/drivers/scsi/megaraid/megaraid_sas.c
@@ -10,7 +10,7 @@
* 2 of the License, or (at your option) any later version.
*
* FILE : megaraid_sas.c
- * Version : v00.00.03.20-rc1
+ * Version : v00.00.04.01-rc1
*
* Authors:
* (email-id : megaraidlinux@lsi.com)
@@ -71,6 +71,10 @@ static struct pci_device_id megasas_pci_table[] = {
/* ppc IOP */
{PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1078DE)},
/* ppc IOP */
+ {PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1078GEN2)},
+ /* gen2*/
+ {PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS0079GEN2)},
+ /* gen2*/
{PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_VERDE_ZCR)},
/* xscale IOP, vega */
{PCI_DEVICE(PCI_VENDOR_ID_DELL, PCI_DEVICE_ID_DELL_PERC5)},
@@ -198,6 +202,9 @@ megasas_clear_intr_xscale(struct megasas_register_set __iomem * regs)
*/
writel(status, &regs->outbound_intr_status);
+ /* Dummy readl to force pci flush */
+ readl(&regs->outbound_intr_status);
+
return 0;
}
@@ -293,6 +300,9 @@ megasas_clear_intr_ppc(struct megasas_register_set __iomem * regs)
*/
writel(status, &regs->outbound_doorbell_clear);
+ /* Dummy readl to force pci flush */
+ readl(&regs->outbound_doorbell_clear);
+
return 0;
}
/**
@@ -318,6 +328,99 @@ static struct megasas_instance_template megasas_instance_template_ppc = {
};
/**
+* The following functions are defined for gen2 (deviceid : 0x78 0x79)
+* controllers
+*/
+
+/**
+ * megasas_enable_intr_gen2 - Enables interrupts
+ * @regs: MFI register set
+ */
+static inline void
+megasas_enable_intr_gen2(struct megasas_register_set __iomem *regs)
+{
+ writel(0xFFFFFFFF, &(regs)->outbound_doorbell_clear);
+
+ /* write ~0x00000005 (4 & 1) to the intr mask*/
+ writel(~MFI_GEN2_ENABLE_INTERRUPT_MASK, &(regs)->outbound_intr_mask);
+
+ /* Dummy readl to force pci flush */
+ readl(&regs->outbound_intr_mask);
+}
+
+/**
+ * megasas_disable_intr_gen2 - Disables interrupt
+ * @regs: MFI register set
+ */
+static inline void
+megasas_disable_intr_gen2(struct megasas_register_set __iomem *regs)
+{
+ u32 mask = 0xFFFFFFFF;
+ writel(mask, &regs->outbound_intr_mask);
+ /* Dummy readl to force pci flush */
+ readl(&regs->outbound_intr_mask);
+}
+
+/**
+ * megasas_read_fw_status_reg_gen2 - returns the current FW status value
+ * @regs: MFI register set
+ */
+static u32
+megasas_read_fw_status_reg_gen2(struct megasas_register_set __iomem *regs)
+{
+ return readl(&(regs)->outbound_scratch_pad);
+}
+
+/**
+ * megasas_clear_interrupt_gen2 - Check & clear interrupt
+ * @regs: MFI register set
+ */
+static int
+megasas_clear_intr_gen2(struct megasas_register_set __iomem *regs)
+{
+ u32 status;
+ /*
+ * Check if it is our interrupt
+ */
+ status = readl(&regs->outbound_intr_status);
+
+ if (!(status & MFI_GEN2_ENABLE_INTERRUPT_MASK))
+ return 1;
+
+ /*
+ * Clear the interrupt by writing back the same value
+ */
+ writel(status, &regs->outbound_doorbell_clear);
+
+ /* Dummy readl to force pci flush */
+ readl(&regs->outbound_intr_status);
+
+ return 0;
+}
+/**
+ * megasas_fire_cmd_gen2 - Sends command to the FW
+ * @frame_phys_addr : Physical address of cmd
+ * @frame_count : Number of frames for the command
+ * @regs : MFI register set
+ */
+static inline void
+megasas_fire_cmd_gen2(dma_addr_t frame_phys_addr, u32 frame_count,
+ struct megasas_register_set __iomem *regs)
+{
+ writel((frame_phys_addr | (frame_count<<1))|1,
+ &(regs)->inbound_queue_port);
+}
+
+static struct megasas_instance_template megasas_instance_template_gen2 = {
+
+ .fire_cmd = megasas_fire_cmd_gen2,
+ .enable_intr = megasas_enable_intr_gen2,
+ .disable_intr = megasas_disable_intr_gen2,
+ .clear_intr = megasas_clear_intr_gen2,
+ .read_fw_status_reg = megasas_read_fw_status_reg_gen2,
+};
+
+/**
* This is the end of set of functions & definitions
* specific to ppc (deviceid : 0x60) controllers
*/
@@ -1976,7 +2079,12 @@ static int megasas_init_mfi(struct megasas_instance *instance)
/*
* Map the message registers
*/
- instance->base_addr = pci_resource_start(instance->pdev, 0);
+ if ((instance->pdev->device == PCI_DEVICE_ID_LSI_SAS1078GEN2) ||
+ (instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0079GEN2)) {
+ instance->base_addr = pci_resource_start(instance->pdev, 1);
+ } else {
+ instance->base_addr = pci_resource_start(instance->pdev, 0);
+ }
if (pci_request_regions(instance->pdev, "megasas: LSI")) {
printk(KERN_DEBUG "megasas: IO memory region busy!\n");
@@ -1998,6 +2106,10 @@ static int megasas_init_mfi(struct megasas_instance *instance)
case PCI_DEVICE_ID_LSI_SAS1078DE:
instance->instancet = &megasas_instance_template_ppc;
break;
+ case PCI_DEVICE_ID_LSI_SAS1078GEN2:
+ case PCI_DEVICE_ID_LSI_SAS0079GEN2:
+ instance->instancet = &megasas_instance_template_gen2;
+ break;
case PCI_DEVICE_ID_LSI_SAS1064R:
case PCI_DEVICE_ID_DELL_PERC5:
default:
@@ -2857,6 +2969,7 @@ static void megasas_shutdown(struct pci_dev *pdev)
{
struct megasas_instance *instance = pci_get_drvdata(pdev);
megasas_flush_cache(instance);
+ megasas_shutdown_controller(instance, MR_DCMD_CTRL_SHUTDOWN);
}
/**
@@ -3292,7 +3405,7 @@ megasas_sysfs_set_dbg_lvl(struct device_driver *dd, const char *buf, size_t coun
return retval;
}
-static DRIVER_ATTR(dbg_lvl, S_IRUGO|S_IWUGO, megasas_sysfs_show_dbg_lvl,
+static DRIVER_ATTR(dbg_lvl, S_IRUGO|S_IWUSR, megasas_sysfs_show_dbg_lvl,
megasas_sysfs_set_dbg_lvl);
static ssize_t
diff --git a/drivers/scsi/megaraid/megaraid_sas.h b/drivers/scsi/megaraid/megaraid_sas.h
index b0c41e67170..0d033248fdf 100644
--- a/drivers/scsi/megaraid/megaraid_sas.h
+++ b/drivers/scsi/megaraid/megaraid_sas.h
@@ -18,9 +18,9 @@
/*
* MegaRAID SAS Driver meta data
*/
-#define MEGASAS_VERSION "00.00.03.20-rc1"
-#define MEGASAS_RELDATE "March 10, 2008"
-#define MEGASAS_EXT_VERSION "Mon. March 10 11:02:31 PDT 2008"
+#define MEGASAS_VERSION "00.00.04.01"
+#define MEGASAS_RELDATE "July 24, 2008"
+#define MEGASAS_EXT_VERSION "Thu July 24 11:41:51 PST 2008"
/*
* Device IDs
@@ -28,6 +28,8 @@
#define PCI_DEVICE_ID_LSI_SAS1078R 0x0060
#define PCI_DEVICE_ID_LSI_SAS1078DE 0x007C
#define PCI_DEVICE_ID_LSI_VERDE_ZCR 0x0413
+#define PCI_DEVICE_ID_LSI_SAS1078GEN2 0x0078
+#define PCI_DEVICE_ID_LSI_SAS0079GEN2 0x0079
/*
* =====================================
@@ -580,6 +582,8 @@ struct megasas_ctrl_info {
#define MEGASAS_COMPLETION_TIMER_INTERVAL (HZ/10)
#define MFI_REPLY_1078_MESSAGE_INTERRUPT 0x80000000
+#define MFI_REPLY_GEN2_MESSAGE_INTERRUPT 0x00000001
+#define MFI_GEN2_ENABLE_INTERRUPT_MASK (0x00000001 | 0x00000004)
/*
* register set for both 1068 and 1078 controllers
diff --git a/drivers/scsi/nsp32.c b/drivers/scsi/nsp32.c
index edf9fdb3cb3..22052bb7bec 100644
--- a/drivers/scsi/nsp32.c
+++ b/drivers/scsi/nsp32.c
@@ -23,7 +23,6 @@
* 1.2: PowerPC (big endian) support.
*/
-#include <linux/version.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/kernel.h>
diff --git a/drivers/scsi/nsp32.h b/drivers/scsi/nsp32.h
index 6715ecb3bfc..9565acf1aa7 100644
--- a/drivers/scsi/nsp32.h
+++ b/drivers/scsi/nsp32.h
@@ -16,7 +16,6 @@
#ifndef _NSP32_H
#define _NSP32_H
-#include <linux/version.h>
//#define NSP32_DEBUG 9
/*
diff --git a/drivers/scsi/pcmcia/nsp_cs.c b/drivers/scsi/pcmcia/nsp_cs.c
index a221b6ef9fa..24e6cb8396e 100644
--- a/drivers/scsi/pcmcia/nsp_cs.c
+++ b/drivers/scsi/pcmcia/nsp_cs.c
@@ -25,7 +25,6 @@
***********************************************************************/
-#include <linux/version.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index a319a20ed44..45e7dcb4b34 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -993,6 +993,17 @@ qla2x00_terminate_rport_io(struct fc_rport *rport)
{
fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
+ /*
+ * At this point all fcport's software-states are cleared. Perform any
+ * final cleanup of firmware resources (PCBs and XCBs).
+ */
+ if (fcport->loop_id != FC_NO_LOOP_ID) {
+ fcport->ha->isp_ops->fabric_logout(fcport->ha, fcport->loop_id,
+ fcport->d_id.b.domain, fcport->d_id.b.area,
+ fcport->d_id.b.al_pa);
+ fcport->loop_id = FC_NO_LOOP_ID;
+ }
+
qla2x00_abort_fcport_cmds(fcport);
scsi_target_unblock(&rport->dev);
}
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 6da31ba9440..94a720eabfd 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -2237,6 +2237,7 @@ typedef struct scsi_qla_host {
#define REGISTER_FDMI_NEEDED 26
#define FCPORT_UPDATE_NEEDED 27
#define VP_DPC_NEEDED 28 /* wake up for VP dpc handling */
+#define UNLOADING 29
uint32_t device_flags;
#define DFLG_LOCAL_DEVICES BIT_0
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 601a6b29750..ee89ddd64aa 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -976,8 +976,9 @@ qla2x00_setup_chip(scsi_qla_host_t *ha)
&ha->fw_attributes, &ha->fw_memory_size);
qla2x00_resize_request_q(ha);
ha->flags.npiv_supported = 0;
- if ((IS_QLA24XX(ha) || IS_QLA25XX(ha)) &&
- (ha->fw_attributes & BIT_2)) {
+ if ((IS_QLA24XX(ha) || IS_QLA25XX(ha) ||
+ IS_QLA84XX(ha)) &&
+ (ha->fw_attributes & BIT_2)) {
ha->flags.npiv_supported = 1;
if ((!ha->max_npiv_vports) ||
((ha->max_npiv_vports + 1) %
@@ -3251,6 +3252,7 @@ qla2x00_abort_isp(scsi_qla_host_t *ha)
{
int rval;
uint8_t status = 0;
+ scsi_qla_host_t *vha;
if (ha->flags.online) {
ha->flags.online = 0;
@@ -3265,6 +3267,8 @@ qla2x00_abort_isp(scsi_qla_host_t *ha)
if (atomic_read(&ha->loop_state) != LOOP_DOWN) {
atomic_set(&ha->loop_state, LOOP_DOWN);
qla2x00_mark_all_devices_lost(ha, 0);
+ list_for_each_entry(vha, &ha->vp_list, vp_list)
+ qla2x00_mark_all_devices_lost(vha, 0);
} else {
if (!atomic_read(&ha->loop_down_timer))
atomic_set(&ha->loop_down_timer,
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index 874d802edb7..45a3b93eed5 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -879,11 +879,12 @@ qla2x00_handle_sense(srb_t *sp, uint8_t *sense_data, uint32_t sense_len)
sp->request_sense_ptr += sense_len;
sp->request_sense_length -= sense_len;
if (sp->request_sense_length != 0)
- sp->ha->status_srb = sp;
+ sp->fcport->ha->status_srb = sp;
DEBUG5(printk("%s(): Check condition Sense data, scsi(%ld:%d:%d:%d) "
- "cmd=%p pid=%ld\n", __func__, sp->ha->host_no, cp->device->channel,
- cp->device->id, cp->device->lun, cp, cp->serial_number));
+ "cmd=%p pid=%ld\n", __func__, sp->fcport->ha->host_no,
+ cp->device->channel, cp->device->id, cp->device->lun, cp,
+ cp->serial_number));
if (sense_len)
DEBUG5(qla2x00_dump_buffer(cp->sense_buffer,
CMD_ACTUAL_SNSLEN(cp)));
@@ -1184,9 +1185,8 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt)
atomic_read(&fcport->state)));
cp->result = DID_BUS_BUSY << 16;
- if (atomic_read(&fcport->state) == FCS_ONLINE) {
- qla2x00_mark_device_lost(ha, fcport, 1, 1);
- }
+ if (atomic_read(&fcport->state) == FCS_ONLINE)
+ qla2x00_mark_device_lost(fcport->ha, fcport, 1, 1);
break;
case CS_RESET:
@@ -1229,7 +1229,7 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt)
/* Check to see if logout occurred. */
if ((le16_to_cpu(sts->status_flags) & SF_LOGOUT_SENT))
- qla2x00_mark_device_lost(ha, fcport, 1, 1);
+ qla2x00_mark_device_lost(fcport->ha, fcport, 1, 1);
break;
default:
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index bc90d6b8d0a..813bc7784c0 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -2686,7 +2686,7 @@ qla24xx_report_id_acquisition(scsi_qla_host_t *ha,
set_bit(VP_IDX_ACQUIRED, &vha->vp_flags);
set_bit(VP_DPC_NEEDED, &ha->dpc_flags);
- wake_up_process(ha->dpc_thread);
+ qla2xxx_wake_dpc(ha);
}
}
diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c
index 50baf6a1d67..93560cd7278 100644
--- a/drivers/scsi/qla2xxx/qla_mid.c
+++ b/drivers/scsi/qla2xxx/qla_mid.c
@@ -6,7 +6,6 @@
*/
#include "qla_def.h"
-#include <linux/version.h>
#include <linux/moduleparam.h>
#include <linux/vmalloc.h>
#include <linux/smp_lock.h>
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 7c8af7ed2a5..26afe44265c 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -780,7 +780,8 @@ qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *ha, unsigned int t,
sp = pha->outstanding_cmds[cnt];
if (!sp)
continue;
- if (ha->vp_idx != sp->ha->vp_idx)
+
+ if (ha->vp_idx != sp->fcport->ha->vp_idx)
continue;
match = 0;
switch (type) {
@@ -1080,9 +1081,7 @@ qla2x00_abort_all_cmds(scsi_qla_host_t *ha, int res)
sp = ha->outstanding_cmds[cnt];
if (sp) {
ha->outstanding_cmds[cnt] = NULL;
- sp->flags = 0;
sp->cmd->result = res;
- sp->cmd->host_scribble = (unsigned char *)NULL;
qla2x00_sp_compl(ha, sp);
}
}
@@ -1776,10 +1775,15 @@ probe_out:
static void
qla2x00_remove_one(struct pci_dev *pdev)
{
- scsi_qla_host_t *ha;
+ scsi_qla_host_t *ha, *vha, *temp;
ha = pci_get_drvdata(pdev);
+ list_for_each_entry_safe(vha, temp, &ha->vp_list, vp_list)
+ fc_vport_terminate(vha->fc_vport);
+
+ set_bit(UNLOADING, &ha->dpc_flags);
+
qla2x00_dfs_remove(ha);
qla84xx_put_chip(ha);
@@ -2451,8 +2455,10 @@ qla2x00_do_dpc(void *data)
void
qla2xxx_wake_dpc(scsi_qla_host_t *ha)
{
- if (ha->dpc_thread)
- wake_up_process(ha->dpc_thread);
+ struct task_struct *t = ha->dpc_thread;
+
+ if (!test_bit(UNLOADING, &ha->dpc_flags) && t)
+ wake_up_process(t);
}
/*
diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h
index 676c390db35..4160e4caa7b 100644
--- a/drivers/scsi/qla2xxx/qla_version.h
+++ b/drivers/scsi/qla2xxx/qla_version.h
@@ -7,7 +7,7 @@
/*
* Driver version
*/
-#define QLA2XXX_VERSION "8.02.01-k6"
+#define QLA2XXX_VERSION "8.02.01-k7"
#define QLA_DRIVER_MAJOR_VER 8
#define QLA_DRIVER_MINOR_VER 2
diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c
index d831a2beff3..87ab2443e66 100644
--- a/drivers/ssb/main.c
+++ b/drivers/ssb/main.c
@@ -1165,15 +1165,19 @@ EXPORT_SYMBOL(ssb_dma_translation);
int ssb_dma_set_mask(struct ssb_device *dev, u64 mask)
{
+#ifdef CONFIG_SSB_PCIHOST
int err;
+#endif
switch (dev->bus->bustype) {
case SSB_BUSTYPE_PCI:
+#ifdef CONFIG_SSB_PCIHOST
err = pci_set_dma_mask(dev->bus->host_pci, mask);
if (err)
return err;
err = pci_set_consistent_dma_mask(dev->bus->host_pci, mask);
return err;
+#endif
case SSB_BUSTYPE_SSB:
return dma_set_mask(dev->dev, mask);
default:
@@ -1188,6 +1192,7 @@ void * ssb_dma_alloc_consistent(struct ssb_device *dev, size_t size,
{
switch (dev->bus->bustype) {
case SSB_BUSTYPE_PCI:
+#ifdef CONFIG_SSB_PCIHOST
if (gfp_flags & GFP_DMA) {
/* Workaround: The PCI API does not support passing
* a GFP flag. */
@@ -1195,6 +1200,7 @@ void * ssb_dma_alloc_consistent(struct ssb_device *dev, size_t size,
size, dma_handle, gfp_flags);
}
return pci_alloc_consistent(dev->bus->host_pci, size, dma_handle);
+#endif
case SSB_BUSTYPE_SSB:
return dma_alloc_coherent(dev->dev, size, dma_handle, gfp_flags);
default:
@@ -1210,6 +1216,7 @@ void ssb_dma_free_consistent(struct ssb_device *dev, size_t size,
{
switch (dev->bus->bustype) {
case SSB_BUSTYPE_PCI:
+#ifdef CONFIG_SSB_PCIHOST
if (gfp_flags & GFP_DMA) {
/* Workaround: The PCI API does not support passing
* a GFP flag. */
@@ -1220,6 +1227,7 @@ void ssb_dma_free_consistent(struct ssb_device *dev, size_t size,
pci_free_consistent(dev->bus->host_pci, size,
vaddr, dma_handle);
return;
+#endif
case SSB_BUSTYPE_SSB:
dma_free_coherent(dev->dev, size, vaddr, dma_handle);
return;
diff --git a/drivers/uio/Kconfig b/drivers/uio/Kconfig
index 2e9079df26b..4190be64917 100644
--- a/drivers/uio/Kconfig
+++ b/drivers/uio/Kconfig
@@ -33,6 +33,19 @@ config UIO_PDRV
If you don't know what to do here, say N.
+config UIO_PDRV_GENIRQ
+ tristate "Userspace I/O platform driver with generic IRQ handling"
+ help
+ Platform driver for Userspace I/O devices, including generic
+ interrupt handling code. Shared interrupts are not supported.
+
+ This kernel driver requires that the matching userspace driver
+ handles interrupts in a special way. Userspace is responsible
+ for acknowledging the hardware device if needed, and re-enabling
+ interrupts in the interrupt controller using the write() syscall.
+
+ If you don't know what to do here, say N.
+
config UIO_SMX
tristate "SMX cryptengine UIO interface"
default n
diff --git a/drivers/uio/Makefile b/drivers/uio/Makefile
index e00ce0def1a..8667bbdef90 100644
--- a/drivers/uio/Makefile
+++ b/drivers/uio/Makefile
@@ -1,4 +1,5 @@
obj-$(CONFIG_UIO) += uio.o
obj-$(CONFIG_UIO_CIF) += uio_cif.o
obj-$(CONFIG_UIO_PDRV) += uio_pdrv.o
+obj-$(CONFIG_UIO_PDRV_GENIRQ) += uio_pdrv_genirq.o
obj-$(CONFIG_UIO_SMX) += uio_smx.o
diff --git a/drivers/uio/uio_pdrv.c b/drivers/uio/uio_pdrv.c
index 5d0d2e85d98..0b4ef39cd85 100644
--- a/drivers/uio/uio_pdrv.c
+++ b/drivers/uio/uio_pdrv.c
@@ -88,6 +88,8 @@ static int uio_pdrv_remove(struct platform_device *pdev)
uio_unregister_device(pdata->uioinfo);
+ kfree(pdata);
+
return 0;
}
@@ -114,5 +116,5 @@ module_exit(uio_pdrv_exit);
MODULE_AUTHOR("Uwe Kleine-Koenig");
MODULE_DESCRIPTION("Userspace I/O platform driver");
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:" DRIVER_NAME);
diff --git a/drivers/uio/uio_pdrv_genirq.c b/drivers/uio/uio_pdrv_genirq.c
new file mode 100644
index 00000000000..1f82c83a92a
--- /dev/null
+++ b/drivers/uio/uio_pdrv_genirq.c
@@ -0,0 +1,188 @@
+/*
+ * drivers/uio/uio_pdrv_genirq.c
+ *
+ * Userspace I/O platform driver with generic IRQ handling code.
+ *
+ * Copyright (C) 2008 Magnus Damm
+ *
+ * Based on uio_pdrv.c by Uwe Kleine-Koenig,
+ * Copyright (C) 2008 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+
+#include <linux/platform_device.h>
+#include <linux/uio_driver.h>
+#include <linux/spinlock.h>
+#include <linux/bitops.h>
+#include <linux/interrupt.h>
+#include <linux/stringify.h>
+
+#define DRIVER_NAME "uio_pdrv_genirq"
+
+struct uio_pdrv_genirq_platdata {
+ struct uio_info *uioinfo;
+ spinlock_t lock;
+ unsigned long flags;
+};
+
+static irqreturn_t uio_pdrv_genirq_handler(int irq, struct uio_info *dev_info)
+{
+ struct uio_pdrv_genirq_platdata *priv = dev_info->priv;
+
+ /* Just disable the interrupt in the interrupt controller, and
+ * remember the state so we can allow user space to enable it later.
+ */
+
+ if (!test_and_set_bit(0, &priv->flags))
+ disable_irq_nosync(irq);
+
+ return IRQ_HANDLED;
+}
+
+static int uio_pdrv_genirq_irqcontrol(struct uio_info *dev_info, s32 irq_on)
+{
+ struct uio_pdrv_genirq_platdata *priv = dev_info->priv;
+ unsigned long flags;
+
+ /* Allow user space to enable and disable the interrupt
+ * in the interrupt controller, but keep track of the
+ * state to prevent per-irq depth damage.
+ *
+ * Serialize this operation to support multiple tasks.
+ */
+
+ spin_lock_irqsave(&priv->lock, flags);
+ if (irq_on) {
+ if (test_and_clear_bit(0, &priv->flags))
+ enable_irq(dev_info->irq);
+ } else {
+ if (!test_and_set_bit(0, &priv->flags))
+ disable_irq(dev_info->irq);
+ }
+ spin_unlock_irqrestore(&priv->lock, flags);
+
+ return 0;
+}
+
+static int uio_pdrv_genirq_probe(struct platform_device *pdev)
+{
+ struct uio_info *uioinfo = pdev->dev.platform_data;
+ struct uio_pdrv_genirq_platdata *priv;
+ struct uio_mem *uiomem;
+ int ret = -EINVAL;
+ int i;
+
+ if (!uioinfo || !uioinfo->name || !uioinfo->version) {
+ dev_err(&pdev->dev, "missing platform_data\n");
+ goto bad0;
+ }
+
+ if (uioinfo->handler || uioinfo->irqcontrol || uioinfo->irq_flags) {
+ dev_err(&pdev->dev, "interrupt configuration error\n");
+ goto bad0;
+ }
+
+ priv = kzalloc(sizeof(*priv), GFP_KERNEL);
+ if (!priv) {
+ ret = -ENOMEM;
+ dev_err(&pdev->dev, "unable to kmalloc\n");
+ goto bad0;
+ }
+
+ priv->uioinfo = uioinfo;
+ spin_lock_init(&priv->lock);
+ priv->flags = 0; /* interrupt is enabled to begin with */
+
+ uiomem = &uioinfo->mem[0];
+
+ for (i = 0; i < pdev->num_resources; ++i) {
+ struct resource *r = &pdev->resource[i];
+
+ if (r->flags != IORESOURCE_MEM)
+ continue;
+
+ if (uiomem >= &uioinfo->mem[MAX_UIO_MAPS]) {
+ dev_warn(&pdev->dev, "device has more than "
+ __stringify(MAX_UIO_MAPS)
+ " I/O memory resources.\n");
+ break;
+ }
+
+ uiomem->memtype = UIO_MEM_PHYS;
+ uiomem->addr = r->start;
+ uiomem->size = r->end - r->start + 1;
+ ++uiomem;
+ }
+
+ while (uiomem < &uioinfo->mem[MAX_UIO_MAPS]) {
+ uiomem->size = 0;
+ ++uiomem;
+ }
+
+ /* This driver requires no hardware specific kernel code to handle
+ * interrupts. Instead, the interrupt handler simply disables the
+ * interrupt in the interrupt controller. User space is responsible
+ * for performing hardware specific acknowledge and re-enabling of
+ * the interrupt in the interrupt controller.
+ *
+ * Interrupt sharing is not supported.
+ */
+
+ uioinfo->irq_flags = IRQF_DISABLED;
+ uioinfo->handler = uio_pdrv_genirq_handler;
+ uioinfo->irqcontrol = uio_pdrv_genirq_irqcontrol;
+ uioinfo->priv = priv;
+
+ ret = uio_register_device(&pdev->dev, priv->uioinfo);
+ if (ret) {
+ dev_err(&pdev->dev, "unable to register uio device\n");
+ goto bad1;
+ }
+
+ platform_set_drvdata(pdev, priv);
+ return 0;
+ bad1:
+ kfree(priv);
+ bad0:
+ return ret;
+}
+
+static int uio_pdrv_genirq_remove(struct platform_device *pdev)
+{
+ struct uio_pdrv_genirq_platdata *priv = platform_get_drvdata(pdev);
+
+ uio_unregister_device(priv->uioinfo);
+ kfree(priv);
+ return 0;
+}
+
+static struct platform_driver uio_pdrv_genirq = {
+ .probe = uio_pdrv_genirq_probe,
+ .remove = uio_pdrv_genirq_remove,
+ .driver = {
+ .name = DRIVER_NAME,
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init uio_pdrv_genirq_init(void)
+{
+ return platform_driver_register(&uio_pdrv_genirq);
+}
+
+static void __exit uio_pdrv_genirq_exit(void)
+{
+ platform_driver_unregister(&uio_pdrv_genirq);
+}
+
+module_init(uio_pdrv_genirq_init);
+module_exit(uio_pdrv_genirq_exit);
+
+MODULE_AUTHOR("Magnus Damm");
+MODULE_DESCRIPTION("Userspace I/O platform driver with generic IRQ handling");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:" DRIVER_NAME);
diff --git a/drivers/usb/atm/ueagle-atm.c b/drivers/usb/atm/ueagle-atm.c
index cb01b5106ef..b6483dd98ac 100644
--- a/drivers/usb/atm/ueagle-atm.c
+++ b/drivers/usb/atm/ueagle-atm.c
@@ -64,7 +64,6 @@
#include <linux/ctype.h>
#include <linux/sched.h>
#include <linux/kthread.h>
-#include <linux/version.h>
#include <linux/mutex.h>
#include <linux/freezer.h>
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index efc4373eded..c257453fa9d 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -589,8 +589,8 @@ static int acm_tty_open(struct tty_struct *tty, struct file *filp)
tasklet_schedule(&acm->urb_task);
done:
-err_out:
mutex_unlock(&acm->mutex);
+err_out:
mutex_unlock(&open_mutex);
return rv;
@@ -1362,6 +1362,9 @@ static struct usb_device_id acm_ids[] = {
{ USB_DEVICE(0x0803, 0x3095), /* Zoom Telephonics Model 3095F USB MODEM */
.driver_info = NO_UNION_NORMAL, /* has no union descriptor */
},
+ { USB_DEVICE(0x0572, 0x1321), /* Conexant USB MODEM CX93010 */
+ .driver_info = NO_UNION_NORMAL, /* has no union descriptor */
+ },
/* control interfaces with various AT-command sets */
{ USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM,
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c
index 2be37fe466f..5a7fa6f0995 100644
--- a/drivers/usb/core/driver.c
+++ b/drivers/usb/core/driver.c
@@ -230,6 +230,13 @@ static int usb_probe_interface(struct device *dev)
*/
intf->pm_usage_cnt = !(driver->supports_autosuspend);
+ /* Carry out a deferred switch to altsetting 0 */
+ if (intf->needs_altsetting0) {
+ usb_set_interface(udev, intf->altsetting[0].
+ desc.bInterfaceNumber, 0);
+ intf->needs_altsetting0 = 0;
+ }
+
error = driver->probe(intf, id);
if (error) {
mark_quiesced(intf);
@@ -266,8 +273,17 @@ static int usb_unbind_interface(struct device *dev)
driver->disconnect(intf);
- /* reset other interface state */
- usb_set_interface(udev, intf->altsetting[0].desc.bInterfaceNumber, 0);
+ /* Reset other interface state.
+ * We cannot do a Set-Interface if the device is suspended or
+ * if it is prepared for a system sleep (since installing a new
+ * altsetting means creating new endpoint device entries).
+ * When either of these happens, defer the Set-Interface.
+ */
+ if (!error && intf->dev.power.status == DPM_ON)
+ usb_set_interface(udev, intf->altsetting[0].
+ desc.bInterfaceNumber, 0);
+ else
+ intf->needs_altsetting0 = 1;
usb_set_intfdata(intf, NULL);
intf->condition = USB_INTERFACE_UNBOUND;
@@ -798,7 +814,8 @@ void usb_forced_unbind_intf(struct usb_interface *intf)
* The caller must hold @intf's device's lock, but not its pm_mutex
* and not @intf->dev.sem.
*
- * FIXME: The caller must block system sleep transitions.
+ * Note: Rebinds will be skipped if a system sleep transition is in
+ * progress and the PM "complete" callback hasn't occurred yet.
*/
void usb_rebind_intf(struct usb_interface *intf)
{
@@ -814,10 +831,12 @@ void usb_rebind_intf(struct usb_interface *intf)
}
/* Try to rebind the interface */
- intf->needs_binding = 0;
- rc = device_attach(&intf->dev);
- if (rc < 0)
- dev_warn(&intf->dev, "rebind failed: %d\n", rc);
+ if (intf->dev.power.status == DPM_ON) {
+ intf->needs_binding = 0;
+ rc = device_attach(&intf->dev);
+ if (rc < 0)
+ dev_warn(&intf->dev, "rebind failed: %d\n", rc);
+ }
}
#ifdef CONFIG_PM
@@ -829,7 +848,6 @@ void usb_rebind_intf(struct usb_interface *intf)
* or rebind interfaces that have been unbound, according to @action.
*
* The caller must hold @udev's device lock.
- * FIXME: For rebinds, the caller must block system sleep transitions.
*/
static void do_unbind_rebind(struct usb_device *udev, int action)
{
@@ -851,22 +869,8 @@ static void do_unbind_rebind(struct usb_device *udev, int action)
}
break;
case DO_REBIND:
- if (intf->needs_binding) {
-
- /* FIXME: The next line is needed because we are going to probe
- * the interface, but as far as the PM core is concerned the
- * interface is still suspended. The problem wouldn't exist
- * if we could rebind the interface during the interface's own
- * resume() call, but at the time the usb_device isn't locked!
- *
- * The real solution will be to carry this out during the device's
- * complete() callback. Until that is implemented, we have to
- * use this hack.
- */
-// intf->dev.power.sleeping = 0;
-
+ if (intf->needs_binding)
usb_rebind_intf(intf);
- }
break;
}
}
@@ -926,14 +930,14 @@ static int usb_resume_device(struct usb_device *udev)
}
/* Caller has locked intf's usb_device's pm mutex */
-static int usb_suspend_interface(struct usb_interface *intf, pm_message_t msg)
+static int usb_suspend_interface(struct usb_device *udev,
+ struct usb_interface *intf, pm_message_t msg)
{
struct usb_driver *driver;
int status = 0;
/* with no hardware, USB interfaces only use FREEZE and ON states */
- if (interface_to_usbdev(intf)->state == USB_STATE_NOTATTACHED ||
- !is_active(intf))
+ if (udev->state == USB_STATE_NOTATTACHED || !is_active(intf))
goto done;
if (intf->condition == USB_INTERFACE_UNBOUND) /* This can't happen */
@@ -944,7 +948,7 @@ static int usb_suspend_interface(struct usb_interface *intf, pm_message_t msg)
status = driver->suspend(intf, msg);
if (status == 0)
mark_quiesced(intf);
- else if (!interface_to_usbdev(intf)->auto_pm)
+ else if (!udev->auto_pm)
dev_err(&intf->dev, "%s error %d\n",
"suspend", status);
} else {
@@ -961,13 +965,13 @@ static int usb_suspend_interface(struct usb_interface *intf, pm_message_t msg)
}
/* Caller has locked intf's usb_device's pm_mutex */
-static int usb_resume_interface(struct usb_interface *intf, int reset_resume)
+static int usb_resume_interface(struct usb_device *udev,
+ struct usb_interface *intf, int reset_resume)
{
struct usb_driver *driver;
int status = 0;
- if (interface_to_usbdev(intf)->state == USB_STATE_NOTATTACHED ||
- is_active(intf))
+ if (udev->state == USB_STATE_NOTATTACHED || is_active(intf))
goto done;
/* Don't let autoresume interfere with unbinding */
@@ -975,8 +979,17 @@ static int usb_resume_interface(struct usb_interface *intf, int reset_resume)
goto done;
/* Can't resume it if it doesn't have a driver. */
- if (intf->condition == USB_INTERFACE_UNBOUND)
+ if (intf->condition == USB_INTERFACE_UNBOUND) {
+
+ /* Carry out a deferred switch to altsetting 0 */
+ if (intf->needs_altsetting0 &&
+ intf->dev.power.status == DPM_ON) {
+ usb_set_interface(udev, intf->altsetting[0].
+ desc.bInterfaceNumber, 0);
+ intf->needs_altsetting0 = 0;
+ }
goto done;
+ }
/* Don't resume if the interface is marked for rebinding */
if (intf->needs_binding)
@@ -1151,7 +1164,7 @@ static int usb_suspend_both(struct usb_device *udev, pm_message_t msg)
if (udev->actconfig) {
for (; i < udev->actconfig->desc.bNumInterfaces; i++) {
intf = udev->actconfig->interface[i];
- status = usb_suspend_interface(intf, msg);
+ status = usb_suspend_interface(udev, intf, msg);
if (status != 0)
break;
}
@@ -1163,7 +1176,7 @@ static int usb_suspend_both(struct usb_device *udev, pm_message_t msg)
if (status != 0) {
while (--i >= 0) {
intf = udev->actconfig->interface[i];
- usb_resume_interface(intf, 0);
+ usb_resume_interface(udev, intf, 0);
}
/* Try another autosuspend when the interfaces aren't busy */
@@ -1276,7 +1289,7 @@ static int usb_resume_both(struct usb_device *udev)
if (status == 0 && udev->actconfig) {
for (i = 0; i < udev->actconfig->desc.bNumInterfaces; i++) {
intf = udev->actconfig->interface[i];
- usb_resume_interface(intf, udev->reset_resume);
+ usb_resume_interface(udev, intf, udev->reset_resume);
}
}
@@ -1605,12 +1618,10 @@ int usb_external_resume_device(struct usb_device *udev)
return status;
}
-static int usb_suspend(struct device *dev, pm_message_t message)
+int usb_suspend(struct device *dev, pm_message_t message)
{
struct usb_device *udev;
- if (!is_usb_device(dev)) /* Ignore PM for interfaces */
- return 0;
udev = to_usb_device(dev);
/* If udev is already suspended, we can skip this suspend and
@@ -1629,12 +1640,10 @@ static int usb_suspend(struct device *dev, pm_message_t message)
return usb_external_suspend_device(udev, message);
}
-static int usb_resume(struct device *dev)
+int usb_resume(struct device *dev)
{
struct usb_device *udev;
- if (!is_usb_device(dev)) /* Ignore PM for interfaces */
- return 0;
udev = to_usb_device(dev);
/* If udev->skip_sys_resume is set then udev was already suspended
@@ -1646,17 +1655,10 @@ static int usb_resume(struct device *dev)
return usb_external_resume_device(udev);
}
-#else
-
-#define usb_suspend NULL
-#define usb_resume NULL
-
#endif /* CONFIG_PM */
struct bus_type usb_bus_type = {
.name = "usb",
.match = usb_device_match,
.uevent = usb_uevent,
- .suspend = usb_suspend,
- .resume = usb_resume,
};
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index f7bfd72ef11..8abd4e59bf4 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -924,15 +924,6 @@ static int register_root_hub(struct usb_hcd *hcd)
return retval;
}
-void usb_enable_root_hub_irq (struct usb_bus *bus)
-{
- struct usb_hcd *hcd;
-
- hcd = container_of (bus, struct usb_hcd, self);
- if (hcd->driver->hub_irq_enable && hcd->state != HC_STATE_HALT)
- hcd->driver->hub_irq_enable (hcd);
-}
-
/*-------------------------------------------------------------------------*/
diff --git a/drivers/usb/core/hcd.h b/drivers/usb/core/hcd.h
index 5b0b59b0d89..e710ce04e22 100644
--- a/drivers/usb/core/hcd.h
+++ b/drivers/usb/core/hcd.h
@@ -212,8 +212,6 @@ struct hc_driver {
int (*bus_suspend)(struct usb_hcd *);
int (*bus_resume)(struct usb_hcd *);
int (*start_port_reset)(struct usb_hcd *, unsigned port_num);
- void (*hub_irq_enable)(struct usb_hcd *);
- /* Needed only if port-change IRQs are level-triggered */
/* force handover of high-speed port to full-speed companion */
void (*relinquish_port)(struct usb_hcd *, int);
@@ -379,8 +377,6 @@ extern struct list_head usb_bus_list;
extern struct mutex usb_bus_list_lock;
extern wait_queue_head_t usb_kill_urb_queue;
-extern void usb_enable_root_hub_irq(struct usb_bus *bus);
-
extern int usb_find_interface_driver(struct usb_device *dev,
struct usb_interface *interface);
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 107e1d25dde..6a5cb018383 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -2102,8 +2102,6 @@ int usb_port_resume(struct usb_device *udev)
}
clear_bit(port1, hub->busy_bits);
- if (!hub->hdev->parent && !hub->busy_bits[0])
- usb_enable_root_hub_irq(hub->hdev->bus);
status = check_port_resume_type(udev,
hub, port1, status, portchange, portstatus);
@@ -3081,11 +3079,6 @@ static void hub_events(void)
}
}
- /* If this is a root hub, tell the HCD it's okay to
- * re-enable port-change interrupts now. */
- if (!hdev->parent && !hub->busy_bits[0])
- usb_enable_root_hub_irq(hdev->bus);
-
loop_autopm:
/* Allow autosuspend if we're not going to run again */
if (list_empty(&hub->event_list))
@@ -3311,8 +3304,6 @@ static int usb_reset_and_verify_device(struct usb_device *udev)
break;
}
clear_bit(port1, parent_hub->busy_bits);
- if (!parent_hdev->parent && !parent_hub->busy_bits[0])
- usb_enable_root_hub_irq(parent_hdev->bus);
if (ret < 0)
goto re_enumerate;
diff --git a/drivers/usb/core/urb.c b/drivers/usb/core/urb.c
index c0b1ae25ae2..47111e88f79 100644
--- a/drivers/usb/core/urb.c
+++ b/drivers/usb/core/urb.c
@@ -601,15 +601,20 @@ EXPORT_SYMBOL_GPL(usb_kill_anchored_urbs);
void usb_unlink_anchored_urbs(struct usb_anchor *anchor)
{
struct urb *victim;
+ unsigned long flags;
- spin_lock_irq(&anchor->lock);
+ spin_lock_irqsave(&anchor->lock, flags);
while (!list_empty(&anchor->urb_list)) {
victim = list_entry(anchor->urb_list.prev, struct urb,
anchor_list);
+ usb_get_urb(victim);
+ spin_unlock_irqrestore(&anchor->lock, flags);
/* this will unanchor the URB */
usb_unlink_urb(victim);
+ usb_put_urb(victim);
+ spin_lock_irqsave(&anchor->lock, flags);
}
- spin_unlock_irq(&anchor->lock);
+ spin_unlock_irqrestore(&anchor->lock, flags);
}
EXPORT_SYMBOL_GPL(usb_unlink_anchored_urbs);
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index 84fcaa6a21e..be1fa0723f2 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -219,12 +219,6 @@ static int usb_dev_uevent(struct device *dev, struct kobj_uevent_env *env)
}
#endif /* CONFIG_HOTPLUG */
-struct device_type usb_device_type = {
- .name = "usb_device",
- .release = usb_release_dev,
- .uevent = usb_dev_uevent,
-};
-
#ifdef CONFIG_PM
static int ksuspend_usb_init(void)
@@ -244,13 +238,80 @@ static void ksuspend_usb_cleanup(void)
destroy_workqueue(ksuspend_usb_wq);
}
+/* USB device Power-Management thunks.
+ * There's no need to distinguish here between quiescing a USB device
+ * and powering it down; the generic_suspend() routine takes care of
+ * it by skipping the usb_port_suspend() call for a quiesce. And for
+ * USB interfaces there's no difference at all.
+ */
+
+static int usb_dev_prepare(struct device *dev)
+{
+ return 0; /* Implement eventually? */
+}
+
+static void usb_dev_complete(struct device *dev)
+{
+ /* Currently used only for rebinding interfaces */
+ usb_resume(dev); /* Implement eventually? */
+}
+
+static int usb_dev_suspend(struct device *dev)
+{
+ return usb_suspend(dev, PMSG_SUSPEND);
+}
+
+static int usb_dev_resume(struct device *dev)
+{
+ return usb_resume(dev);
+}
+
+static int usb_dev_freeze(struct device *dev)
+{
+ return usb_suspend(dev, PMSG_FREEZE);
+}
+
+static int usb_dev_thaw(struct device *dev)
+{
+ return usb_resume(dev);
+}
+
+static int usb_dev_poweroff(struct device *dev)
+{
+ return usb_suspend(dev, PMSG_HIBERNATE);
+}
+
+static int usb_dev_restore(struct device *dev)
+{
+ return usb_resume(dev);
+}
+
+static struct pm_ops usb_device_pm_ops = {
+ .prepare = usb_dev_prepare,
+ .complete = usb_dev_complete,
+ .suspend = usb_dev_suspend,
+ .resume = usb_dev_resume,
+ .freeze = usb_dev_freeze,
+ .thaw = usb_dev_thaw,
+ .poweroff = usb_dev_poweroff,
+ .restore = usb_dev_restore,
+};
+
#else
#define ksuspend_usb_init() 0
#define ksuspend_usb_cleanup() do {} while (0)
+#define usb_device_pm_ops (*(struct pm_ops *)0)
#endif /* CONFIG_PM */
+struct device_type usb_device_type = {
+ .name = "usb_device",
+ .release = usb_release_dev,
+ .uevent = usb_dev_uevent,
+ .pm = &usb_device_pm_ops,
+};
+
/* Returns 1 if @usb_bus is WUSB, 0 otherwise */
static unsigned usb_bus_is_wusb(struct usb_bus *bus)
diff --git a/drivers/usb/core/usb.h b/drivers/usb/core/usb.h
index d9a6e16dbf8..9a1a45ac3ad 100644
--- a/drivers/usb/core/usb.h
+++ b/drivers/usb/core/usb.h
@@ -41,6 +41,9 @@ extern void usb_host_cleanup(void);
#ifdef CONFIG_PM
+extern int usb_suspend(struct device *dev, pm_message_t msg);
+extern int usb_resume(struct device *dev);
+
extern void usb_autosuspend_work(struct work_struct *work);
extern int usb_port_suspend(struct usb_device *dev);
extern int usb_port_resume(struct usb_device *dev);
diff --git a/drivers/usb/gadget/amd5536udc.c b/drivers/usb/gadget/amd5536udc.c
index 1500e1b3c30..abf8192f89e 100644
--- a/drivers/usb/gadget/amd5536udc.c
+++ b/drivers/usb/gadget/amd5536udc.c
@@ -44,7 +44,6 @@
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/kernel.h>
-#include <linux/version.h>
#include <linux/delay.h>
#include <linux/ioport.h>
#include <linux/sched.h>
diff --git a/drivers/usb/gadget/pxa27x_udc.c b/drivers/usb/gadget/pxa27x_udc.c
index a28513ecbe5..7cbc78a6853 100644
--- a/drivers/usb/gadget/pxa27x_udc.c
+++ b/drivers/usb/gadget/pxa27x_udc.c
@@ -1622,7 +1622,7 @@ int usb_gadget_register_driver(struct usb_gadget_driver *driver)
struct pxa_udc *udc = the_controller;
int retval;
- if (!driver || driver->speed != USB_SPEED_FULL || !driver->bind
+ if (!driver || driver->speed < USB_SPEED_FULL || !driver->bind
|| !driver->disconnect || !driver->setup)
return -EINVAL;
if (!udc)
diff --git a/drivers/usb/gadget/s3c2410_udc.c b/drivers/usb/gadget/s3c2410_udc.c
index 53880738459..29d13ebe750 100644
--- a/drivers/usb/gadget/s3c2410_udc.c
+++ b/drivers/usb/gadget/s3c2410_udc.c
@@ -35,7 +35,6 @@
#include <linux/list.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
-#include <linux/version.h>
#include <linux/clk.h>
#include <linux/debugfs.h>
diff --git a/drivers/usb/host/isp1760-hcd.c b/drivers/usb/host/isp1760-hcd.c
index d22a84f86a3..8017f1cf78e 100644
--- a/drivers/usb/host/isp1760-hcd.c
+++ b/drivers/usb/host/isp1760-hcd.c
@@ -988,7 +988,7 @@ static void do_atl_int(struct usb_hcd *usb_hcd)
/*
* write bank1 address twice to ensure the 90ns delay (time
* between BANK0 write and the priv_read_copy() call is at
- * least 3*t_WHWL + 2*t_w11 = 3*25ns + 2*17ns = 92ns)
+ * least 3*t_WHWL + 2*t_w11 = 3*25ns + 2*17ns = 109ns)
*/
isp1760_writel(payload + ISP_BANK(1), usb_hcd->regs +
HC_MEMORY_REG);
diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c
index 6db7a2889e6..4ed228a8994 100644
--- a/drivers/usb/host/ohci-at91.c
+++ b/drivers/usb/host/ohci-at91.c
@@ -260,7 +260,6 @@ static const struct hc_driver ohci_at91_hc_driver = {
*/
.hub_status_data = ohci_hub_status_data,
.hub_control = ohci_hub_control,
- .hub_irq_enable = ohci_rhsc_enable,
#ifdef CONFIG_PM
.bus_suspend = ohci_bus_suspend,
.bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-au1xxx.c b/drivers/usb/host/ohci-au1xxx.c
index c0948008fe3..2ac4e022a13 100644
--- a/drivers/usb/host/ohci-au1xxx.c
+++ b/drivers/usb/host/ohci-au1xxx.c
@@ -163,7 +163,6 @@ static const struct hc_driver ohci_au1xxx_hc_driver = {
*/
.hub_status_data = ohci_hub_status_data,
.hub_control = ohci_hub_control,
- .hub_irq_enable = ohci_rhsc_enable,
#ifdef CONFIG_PM
.bus_suspend = ohci_bus_suspend,
.bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-ep93xx.c b/drivers/usb/host/ohci-ep93xx.c
index cb0b506f825..fb3055f084b 100644
--- a/drivers/usb/host/ohci-ep93xx.c
+++ b/drivers/usb/host/ohci-ep93xx.c
@@ -134,7 +134,6 @@ static struct hc_driver ohci_ep93xx_hc_driver = {
.get_frame_number = ohci_get_frame,
.hub_status_data = ohci_hub_status_data,
.hub_control = ohci_hub_control,
- .hub_irq_enable = ohci_rhsc_enable,
#ifdef CONFIG_PM
.bus_suspend = ohci_bus_suspend,
.bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-hub.c b/drivers/usb/host/ohci-hub.c
index 439beb784f3..7ea9a7b3115 100644
--- a/drivers/usb/host/ohci-hub.c
+++ b/drivers/usb/host/ohci-hub.c
@@ -36,18 +36,6 @@
/*-------------------------------------------------------------------------*/
-/* hcd->hub_irq_enable() */
-static void ohci_rhsc_enable (struct usb_hcd *hcd)
-{
- struct ohci_hcd *ohci = hcd_to_ohci (hcd);
-
- spin_lock_irq(&ohci->lock);
- if (!ohci->autostop)
- del_timer(&hcd->rh_timer); /* Prevent next poll */
- ohci_writel(ohci, OHCI_INTR_RHSC, &ohci->regs->intrenable);
- spin_unlock_irq(&ohci->lock);
-}
-
#define OHCI_SCHED_ENABLES \
(OHCI_CTRL_CLE|OHCI_CTRL_BLE|OHCI_CTRL_PLE|OHCI_CTRL_IE)
@@ -374,18 +362,28 @@ static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed,
int any_connected)
{
int poll_rh = 1;
+ int rhsc;
+ rhsc = ohci_readl(ohci, &ohci->regs->intrenable) & OHCI_INTR_RHSC;
switch (ohci->hc_control & OHCI_CTRL_HCFS) {
case OHCI_USB_OPER:
- /* keep on polling until we know a device is connected
- * and RHSC is enabled */
+ /* If no status changes are pending, enable status-change
+ * interrupts.
+ */
+ if (!rhsc && !changed) {
+ rhsc = OHCI_INTR_RHSC;
+ ohci_writel(ohci, rhsc, &ohci->regs->intrenable);
+ }
+
+ /* Keep on polling until we know a device is connected
+ * and RHSC is enabled, or until we autostop.
+ */
if (!ohci->autostop) {
if (any_connected ||
!device_may_wakeup(&ohci_to_hcd(ohci)
->self.root_hub->dev)) {
- if (ohci_readl(ohci, &ohci->regs->intrenable) &
- OHCI_INTR_RHSC)
+ if (rhsc)
poll_rh = 0;
} else {
ohci->autostop = 1;
@@ -398,12 +396,13 @@ static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed,
ohci->autostop = 0;
ohci->next_statechange = jiffies +
STATECHANGE_DELAY;
- } else if (time_after_eq(jiffies,
+ } else if (rhsc && time_after_eq(jiffies,
ohci->next_statechange)
&& !ohci->ed_rm_list
&& !(ohci->hc_control &
OHCI_SCHED_ENABLES)) {
ohci_rh_suspend(ohci, 1);
+ poll_rh = 0;
}
}
break;
@@ -417,6 +416,12 @@ static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed,
else
usb_hcd_resume_root_hub(ohci_to_hcd(ohci));
} else {
+ if (!rhsc && (ohci->autostop ||
+ ohci_to_hcd(ohci)->self.root_hub->
+ do_remote_wakeup))
+ ohci_writel(ohci, OHCI_INTR_RHSC,
+ &ohci->regs->intrenable);
+
/* everything is idle, no need for polling */
poll_rh = 0;
}
@@ -438,12 +443,16 @@ static inline int ohci_rh_resume(struct ohci_hcd *ohci)
static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed,
int any_connected)
{
- int poll_rh = 1;
-
- /* keep on polling until RHSC is enabled */
+ /* If RHSC is enabled, don't poll */
if (ohci_readl(ohci, &ohci->regs->intrenable) & OHCI_INTR_RHSC)
- poll_rh = 0;
- return poll_rh;
+ return 0;
+
+ /* If no status changes are pending, enable status-change interrupts */
+ if (!changed) {
+ ohci_writel(ohci, OHCI_INTR_RHSC, &ohci->regs->intrenable);
+ return 0;
+ }
+ return 1;
}
#endif /* CONFIG_PM */
diff --git a/drivers/usb/host/ohci-lh7a404.c b/drivers/usb/host/ohci-lh7a404.c
index 9e31d440d11..de42283149c 100644
--- a/drivers/usb/host/ohci-lh7a404.c
+++ b/drivers/usb/host/ohci-lh7a404.c
@@ -193,7 +193,6 @@ static const struct hc_driver ohci_lh7a404_hc_driver = {
*/
.hub_status_data = ohci_hub_status_data,
.hub_control = ohci_hub_control,
- .hub_irq_enable = ohci_rhsc_enable,
#ifdef CONFIG_PM
.bus_suspend = ohci_bus_suspend,
.bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-omap.c b/drivers/usb/host/ohci-omap.c
index 3d532b70967..1eb64d08b60 100644
--- a/drivers/usb/host/ohci-omap.c
+++ b/drivers/usb/host/ohci-omap.c
@@ -470,7 +470,6 @@ static const struct hc_driver ohci_omap_hc_driver = {
*/
.hub_status_data = ohci_hub_status_data,
.hub_control = ohci_hub_control,
- .hub_irq_enable = ohci_rhsc_enable,
#ifdef CONFIG_PM
.bus_suspend = ohci_bus_suspend,
.bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-pci.c b/drivers/usb/host/ohci-pci.c
index 083e8df0a81..a9c2ae36c7a 100644
--- a/drivers/usb/host/ohci-pci.c
+++ b/drivers/usb/host/ohci-pci.c
@@ -459,7 +459,6 @@ static const struct hc_driver ohci_pci_hc_driver = {
*/
.hub_status_data = ohci_hub_status_data,
.hub_control = ohci_hub_control,
- .hub_irq_enable = ohci_rhsc_enable,
#ifdef CONFIG_PM
.bus_suspend = ohci_bus_suspend,
.bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-pnx4008.c b/drivers/usb/host/ohci-pnx4008.c
index b02cd076197..658a2a978c3 100644
--- a/drivers/usb/host/ohci-pnx4008.c
+++ b/drivers/usb/host/ohci-pnx4008.c
@@ -277,7 +277,6 @@ static const struct hc_driver ohci_pnx4008_hc_driver = {
*/
.hub_status_data = ohci_hub_status_data,
.hub_control = ohci_hub_control,
- .hub_irq_enable = ohci_rhsc_enable,
#ifdef CONFIG_PM
.bus_suspend = ohci_bus_suspend,
.bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-pnx8550.c b/drivers/usb/host/ohci-pnx8550.c
index 605d59cba28..28467e288a9 100644
--- a/drivers/usb/host/ohci-pnx8550.c
+++ b/drivers/usb/host/ohci-pnx8550.c
@@ -201,7 +201,6 @@ static const struct hc_driver ohci_pnx8550_hc_driver = {
*/
.hub_status_data = ohci_hub_status_data,
.hub_control = ohci_hub_control,
- .hub_irq_enable = ohci_rhsc_enable,
#ifdef CONFIG_PM
.bus_suspend = ohci_bus_suspend,
.bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-ppc-of.c b/drivers/usb/host/ohci-ppc-of.c
index 91e6e101a4c..7ac53264ead 100644
--- a/drivers/usb/host/ohci-ppc-of.c
+++ b/drivers/usb/host/ohci-ppc-of.c
@@ -72,7 +72,6 @@ static const struct hc_driver ohci_ppc_of_hc_driver = {
*/
.hub_status_data = ohci_hub_status_data,
.hub_control = ohci_hub_control,
- .hub_irq_enable = ohci_rhsc_enable,
#ifdef CONFIG_PM
.bus_suspend = ohci_bus_suspend,
.bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-ppc-soc.c b/drivers/usb/host/ohci-ppc-soc.c
index 523c3012557..cd3398b675b 100644
--- a/drivers/usb/host/ohci-ppc-soc.c
+++ b/drivers/usb/host/ohci-ppc-soc.c
@@ -172,7 +172,6 @@ static const struct hc_driver ohci_ppc_soc_hc_driver = {
*/
.hub_status_data = ohci_hub_status_data,
.hub_control = ohci_hub_control,
- .hub_irq_enable = ohci_rhsc_enable,
#ifdef CONFIG_PM
.bus_suspend = ohci_bus_suspend,
.bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-ps3.c b/drivers/usb/host/ohci-ps3.c
index 55c95647f00..2089d8a46c4 100644
--- a/drivers/usb/host/ohci-ps3.c
+++ b/drivers/usb/host/ohci-ps3.c
@@ -68,7 +68,6 @@ static const struct hc_driver ps3_ohci_hc_driver = {
.get_frame_number = ohci_get_frame,
.hub_status_data = ohci_hub_status_data,
.hub_control = ohci_hub_control,
- .hub_irq_enable = ohci_rhsc_enable,
.start_port_reset = ohci_start_port_reset,
#if defined(CONFIG_PM)
.bus_suspend = ohci_bus_suspend,
diff --git a/drivers/usb/host/ohci-pxa27x.c b/drivers/usb/host/ohci-pxa27x.c
index 8c9c4849db6..7f0f35c7818 100644
--- a/drivers/usb/host/ohci-pxa27x.c
+++ b/drivers/usb/host/ohci-pxa27x.c
@@ -298,7 +298,6 @@ static const struct hc_driver ohci_pxa27x_hc_driver = {
*/
.hub_status_data = ohci_hub_status_data,
.hub_control = ohci_hub_control,
- .hub_irq_enable = ohci_rhsc_enable,
#ifdef CONFIG_PM
.bus_suspend = ohci_bus_suspend,
.bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-s3c2410.c b/drivers/usb/host/ohci-s3c2410.c
index 9e3dc4069e8..f46af7a718d 100644
--- a/drivers/usb/host/ohci-s3c2410.c
+++ b/drivers/usb/host/ohci-s3c2410.c
@@ -466,7 +466,6 @@ static const struct hc_driver ohci_s3c2410_hc_driver = {
*/
.hub_status_data = ohci_s3c2410_hub_status_data,
.hub_control = ohci_s3c2410_hub_control,
- .hub_irq_enable = ohci_rhsc_enable,
#ifdef CONFIG_PM
.bus_suspend = ohci_bus_suspend,
.bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-sa1111.c b/drivers/usb/host/ohci-sa1111.c
index 4626b002e67..e4bbe8e188e 100644
--- a/drivers/usb/host/ohci-sa1111.c
+++ b/drivers/usb/host/ohci-sa1111.c
@@ -231,7 +231,6 @@ static const struct hc_driver ohci_sa1111_hc_driver = {
*/
.hub_status_data = ohci_hub_status_data,
.hub_control = ohci_hub_control,
- .hub_irq_enable = ohci_rhsc_enable,
#ifdef CONFIG_PM
.bus_suspend = ohci_bus_suspend,
.bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-sh.c b/drivers/usb/host/ohci-sh.c
index e7ee607278f..60f03cc7ec4 100644
--- a/drivers/usb/host/ohci-sh.c
+++ b/drivers/usb/host/ohci-sh.c
@@ -68,7 +68,6 @@ static const struct hc_driver ohci_sh_hc_driver = {
*/
.hub_status_data = ohci_hub_status_data,
.hub_control = ohci_hub_control,
- .hub_irq_enable = ohci_rhsc_enable,
#ifdef CONFIG_PM
.bus_suspend = ohci_bus_suspend,
.bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-sm501.c b/drivers/usb/host/ohci-sm501.c
index 21b164e4abe..cff23637cfc 100644
--- a/drivers/usb/host/ohci-sm501.c
+++ b/drivers/usb/host/ohci-sm501.c
@@ -75,7 +75,6 @@ static const struct hc_driver ohci_sm501_hc_driver = {
*/
.hub_status_data = ohci_hub_status_data,
.hub_control = ohci_hub_control,
- .hub_irq_enable = ohci_rhsc_enable,
#ifdef CONFIG_PM
.bus_suspend = ohci_bus_suspend,
.bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-ssb.c b/drivers/usb/host/ohci-ssb.c
index 3660c83d80a..23fd6a886bd 100644
--- a/drivers/usb/host/ohci-ssb.c
+++ b/drivers/usb/host/ohci-ssb.c
@@ -81,7 +81,6 @@ static const struct hc_driver ssb_ohci_hc_driver = {
.hub_status_data = ohci_hub_status_data,
.hub_control = ohci_hub_control,
- .hub_irq_enable = ohci_rhsc_enable,
#ifdef CONFIG_PM
.bus_suspend = ohci_bus_suspend,
.bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/u132-hcd.c b/drivers/usb/host/u132-hcd.c
index 20ad3c48fcb..228f2b070f2 100644
--- a/drivers/usb/host/u132-hcd.c
+++ b/drivers/usb/host/u132-hcd.c
@@ -2934,16 +2934,6 @@ static int u132_start_port_reset(struct usb_hcd *hcd, unsigned port_num)
return 0;
}
-static void u132_hub_irq_enable(struct usb_hcd *hcd)
-{
- struct u132 *u132 = hcd_to_u132(hcd);
- if (u132->going > 1) {
- dev_err(&u132->platform_dev->dev, "device has been removed %d\n"
- , u132->going);
- } else if (u132->going > 0)
- dev_err(&u132->platform_dev->dev, "device is being removed\n");
-}
-
#ifdef CONFIG_PM
static int u132_bus_suspend(struct usb_hcd *hcd)
@@ -2995,7 +2985,6 @@ static struct hc_driver u132_hc_driver = {
.bus_suspend = u132_bus_suspend,
.bus_resume = u132_bus_resume,
.start_port_reset = u132_start_port_reset,
- .hub_irq_enable = u132_hub_irq_enable,
};
/*
diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c
index e6ca9979e3a..a4ef77ef917 100644
--- a/drivers/usb/misc/iowarrior.c
+++ b/drivers/usb/misc/iowarrior.c
@@ -19,7 +19,6 @@
#include <linux/slab.h>
#include <linux/sched.h>
#include <linux/poll.h>
-#include <linux/version.h>
#include <linux/usb/iowarrior.h>
/* Version Information */
diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c
index fbace41a7cb..69c34a58e20 100644
--- a/drivers/usb/misc/sisusbvga/sisusb.c
+++ b/drivers/usb/misc/sisusbvga/sisusb.c
@@ -3270,6 +3270,7 @@ static struct usb_device_id sisusb_table [] = {
{ USB_DEVICE(0x0711, 0x0900) },
{ USB_DEVICE(0x0711, 0x0901) },
{ USB_DEVICE(0x0711, 0x0902) },
+ { USB_DEVICE(0x0711, 0x0918) },
{ USB_DEVICE(0x182d, 0x021c) },
{ USB_DEVICE(0x182d, 0x0269) },
{ }
diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig
index faca4333f27..a0017486ad4 100644
--- a/drivers/usb/musb/Kconfig
+++ b/drivers/usb/musb/Kconfig
@@ -165,12 +165,11 @@ config USB_TUSB_OMAP_DMA
help
Enable DMA transfers on TUSB 6010 when OMAP DMA is available.
-config USB_MUSB_LOGLEVEL
+config USB_MUSB_DEBUG
depends on USB_MUSB_HDRC
- int 'Logging Level (0 - none / 3 - annoying / ... )'
- default 0
+ bool "Enable debugging messages"
+ default n
help
- Set the logging level. 0 disables the debugging altogether,
- although when USB_DEBUG is set the value is at least 1.
- Starting at level 3, per-transfer (urb, usb_request, packet,
- or dma transfer) tracing may kick in.
+ This enables musb debugging. To set the logging level use the debug
+ module parameter. Starting at level 3, per-transfer (urb, usb_request,
+ packet, or dma transfer) tracing may kick in.
diff --git a/drivers/usb/musb/Makefile b/drivers/usb/musb/Makefile
index 88eb67de08a..b6af0d687a7 100644
--- a/drivers/usb/musb/Makefile
+++ b/drivers/usb/musb/Makefile
@@ -64,23 +64,6 @@ endif
# Debugging
-MUSB_DEBUG:=$(CONFIG_USB_MUSB_LOGLEVEL)
-
-ifeq ("$(strip $(MUSB_DEBUG))","")
- ifdef CONFIG_USB_DEBUG
- MUSB_DEBUG:=1
- else
- MUSB_DEBUG:=0
- endif
+ifeq ($(CONFIG_USB_MUSB_DEBUG),y)
+ EXTRA_CFLAGS += -DDEBUG
endif
-
-ifneq ($(MUSB_DEBUG),0)
- EXTRA_CFLAGS += -DDEBUG
-
- ifeq ($(CONFIG_PROC_FS),y)
- musb_hdrc-objs += musb_procfs.o
- endif
-
-endif
-
-EXTRA_CFLAGS += -DMUSB_DEBUG=$(MUSB_DEBUG)
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index d68ec6daf33..c5b8f0296fc 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -114,23 +114,14 @@
-#if MUSB_DEBUG > 0
-unsigned debug = MUSB_DEBUG;
-module_param(debug, uint, 0);
-MODULE_PARM_DESC(debug, "initial debug message level");
-
-#define MUSB_VERSION_SUFFIX "/dbg"
-#endif
+unsigned debug;
+module_param(debug, uint, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(debug, "Debug message level. Default = 0");
#define DRIVER_AUTHOR "Mentor Graphics, Texas Instruments, Nokia"
#define DRIVER_DESC "Inventra Dual-Role USB Controller Driver"
-#define MUSB_VERSION_BASE "6.0"
-
-#ifndef MUSB_VERSION_SUFFIX
-#define MUSB_VERSION_SUFFIX ""
-#endif
-#define MUSB_VERSION MUSB_VERSION_BASE MUSB_VERSION_SUFFIX
+#define MUSB_VERSION "6.0"
#define DRIVER_INFO DRIVER_DESC ", v" MUSB_VERSION
@@ -2037,6 +2028,8 @@ bad_config:
musb->xceiv.state = OTG_STATE_A_IDLE;
status = usb_add_hcd(musb_to_hcd(musb), -1, 0);
+ if (status)
+ goto fail;
DBG(1, "%s mode, status %d, devctl %02x %c\n",
"HOST", status,
@@ -2051,6 +2044,8 @@ bad_config:
musb->xceiv.state = OTG_STATE_B_IDLE;
status = musb_gadget_setup(musb);
+ if (status)
+ goto fail;
DBG(1, "%s mode, status %d, dev%02x\n",
is_otg_enabled(musb) ? "OTG" : "PERIPHERAL",
@@ -2059,16 +2054,14 @@ bad_config:
}
- if (status == 0)
- musb_debug_create("driver/musb_hdrc", musb);
- else {
+ return 0;
+
fail:
- if (musb->clock)
- clk_put(musb->clock);
- device_init_wakeup(dev, 0);
- musb_free(musb);
- return status;
- }
+ if (musb->clock)
+ clk_put(musb->clock);
+ device_init_wakeup(dev, 0);
+ musb_free(musb);
+ return status;
#ifdef CONFIG_SYSFS
status = device_create_file(dev, &dev_attr_mode);
@@ -2131,7 +2124,6 @@ static int __devexit musb_remove(struct platform_device *pdev)
* - OTG mode: both roles are deactivated (or never-activated)
*/
musb_shutdown(pdev);
- musb_debug_delete("driver/musb_hdrc", musb);
#ifdef CONFIG_USB_MUSB_HDRC_HCD
if (musb->board_mode == MUSB_HOST)
usb_remove_hcd(musb_to_hcd(musb));
diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h
index eade46d8170..82227251931 100644
--- a/drivers/usb/musb/musb_core.h
+++ b/drivers/usb/musb/musb_core.h
@@ -485,23 +485,4 @@ extern int musb_platform_get_vbus_status(struct musb *musb);
extern int __init musb_platform_init(struct musb *musb);
extern int musb_platform_exit(struct musb *musb);
-/*-------------------------- ProcFS definitions ---------------------*/
-
-struct proc_dir_entry;
-
-#if (MUSB_DEBUG > 0) && defined(MUSB_CONFIG_PROC_FS)
-extern struct proc_dir_entry *musb_debug_create(char *name, struct musb *data);
-extern void musb_debug_delete(char *name, struct musb *data);
-
-#else
-static inline struct proc_dir_entry *
-musb_debug_create(char *name, struct musb *data)
-{
- return NULL;
-}
-static inline void musb_debug_delete(char *name, struct musb *data)
-{
-}
-#endif
-
#endif /* __MUSB_CORE_H__ */
diff --git a/drivers/usb/musb/musb_debug.h b/drivers/usb/musb/musb_debug.h
index 3bdb311e820..4d2794441b1 100644
--- a/drivers/usb/musb/musb_debug.h
+++ b/drivers/usb/musb/musb_debug.h
@@ -48,11 +48,7 @@
__func__, __LINE__ , ## args); \
} } while (0)
-#if MUSB_DEBUG > 0
extern unsigned debug;
-#else
-#define debug 0
-#endif
static inline int _dbg_level(unsigned l)
{
diff --git a/drivers/usb/musb/musb_gadget_ep0.c b/drivers/usb/musb/musb_gadget_ep0.c
index 48d7d3ccb24..a57652fff39 100644
--- a/drivers/usb/musb/musb_gadget_ep0.c
+++ b/drivers/usb/musb/musb_gadget_ep0.c
@@ -476,6 +476,7 @@ static void ep0_rxstate(struct musb *musb)
return;
musb->ackpend = 0;
}
+ musb_ep_select(musb->mregs, 0);
musb_writew(regs, MUSB_CSR0, tmp);
}
@@ -528,6 +529,7 @@ static void ep0_txstate(struct musb *musb)
}
/* send it out, triggering a "txpktrdy cleared" irq */
+ musb_ep_select(musb->mregs, 0);
musb_writew(regs, MUSB_CSR0, csr);
}
diff --git a/drivers/usb/musb/musb_procfs.c b/drivers/usb/musb/musb_procfs.c
deleted file mode 100644
index 55e6b78bdcc..00000000000
--- a/drivers/usb/musb/musb_procfs.c
+++ /dev/null
@@ -1,830 +0,0 @@
-/*
- * MUSB OTG driver debug support
- *
- * Copyright 2005 Mentor Graphics Corporation
- * Copyright (C) 2005-2006 by Texas Instruments
- * Copyright (C) 2006-2007 Nokia Corporation
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/proc_fs.h>
-#include <linux/seq_file.h>
-#include <linux/uaccess.h> /* FIXME remove procfs writes */
-#include <asm/arch/hardware.h>
-
-#include "musb_core.h"
-
-#include "davinci.h"
-
-#ifdef CONFIG_USB_MUSB_HDRC_HCD
-
-static int dump_qh(struct musb_qh *qh, char *buf, unsigned max)
-{
- int count;
- int tmp;
- struct usb_host_endpoint *hep = qh->hep;
- struct urb *urb;
-
- count = snprintf(buf, max, " qh %p dev%d ep%d%s max%d\n",
- qh, qh->dev->devnum, qh->epnum,
- ({ char *s; switch (qh->type) {
- case USB_ENDPOINT_XFER_BULK:
- s = "-bulk"; break;
- case USB_ENDPOINT_XFER_INT:
- s = "-int"; break;
- case USB_ENDPOINT_XFER_CONTROL:
- s = ""; break;
- default:
- s = "iso"; break;
- }; s; }),
- qh->maxpacket);
- if (count <= 0)
- return 0;
- buf += count;
- max -= count;
-
- list_for_each_entry(urb, &hep->urb_list, urb_list) {
- tmp = snprintf(buf, max, "\t%s urb %p %d/%d\n",
- usb_pipein(urb->pipe) ? "in" : "out",
- urb, urb->actual_length,
- urb->transfer_buffer_length);
- if (tmp <= 0)
- break;
- tmp = min(tmp, (int)max);
- count += tmp;
- buf += tmp;
- max -= tmp;
- }
- return count;
-}
-
-static int
-dump_queue(struct list_head *q, char *buf, unsigned max)
-{
- int count = 0;
- struct musb_qh *qh;
-
- list_for_each_entry(qh, q, ring) {
- int tmp;
-
- tmp = dump_qh(qh, buf, max);
- if (tmp <= 0)
- break;
- tmp = min(tmp, (int)max);
- count += tmp;
- buf += tmp;
- max -= tmp;
- }
- return count;
-}
-
-#endif /* HCD */
-
-#ifdef CONFIG_USB_GADGET_MUSB_HDRC
-static int dump_ep(struct musb_ep *ep, char *buffer, unsigned max)
-{
- char *buf = buffer;
- int code = 0;
- void __iomem *regs = ep->hw_ep->regs;
- char *mode = "1buf";
-
- if (ep->is_in) {
- if (ep->hw_ep->tx_double_buffered)
- mode = "2buf";
- } else {
- if (ep->hw_ep->rx_double_buffered)
- mode = "2buf";
- }
-
- do {
- struct usb_request *req;
-
- code = snprintf(buf, max,
- "\n%s (hw%d): %s%s, csr %04x maxp %04x\n",
- ep->name, ep->current_epnum,
- mode, ep->dma ? " dma" : "",
- musb_readw(regs,
- (ep->is_in || !ep->current_epnum)
- ? MUSB_TXCSR
- : MUSB_RXCSR),
- musb_readw(regs, ep->is_in
- ? MUSB_TXMAXP
- : MUSB_RXMAXP)
- );
- if (code <= 0)
- break;
- code = min(code, (int) max);
- buf += code;
- max -= code;
-
- if (is_cppi_enabled() && ep->current_epnum) {
- unsigned cppi = ep->current_epnum - 1;
- void __iomem *base = ep->musb->ctrl_base;
- unsigned off1 = cppi << 2;
- void __iomem *ram = base;
- char tmp[16];
-
- if (ep->is_in) {
- ram += DAVINCI_TXCPPI_STATERAM_OFFSET(cppi);
- tmp[0] = 0;
- } else {
- ram += DAVINCI_RXCPPI_STATERAM_OFFSET(cppi);
- snprintf(tmp, sizeof tmp, "%d left, ",
- musb_readl(base,
- DAVINCI_RXCPPI_BUFCNT0_REG + off1));
- }
-
- code = snprintf(buf, max, "%cX DMA%d: %s"
- "%08x %08x, %08x %08x; "
- "%08x %08x %08x .. %08x\n",
- ep->is_in ? 'T' : 'R',
- ep->current_epnum - 1, tmp,
- musb_readl(ram, 0 * 4),
- musb_readl(ram, 1 * 4),
- musb_readl(ram, 2 * 4),
- musb_readl(ram, 3 * 4),
- musb_readl(ram, 4 * 4),
- musb_readl(ram, 5 * 4),
- musb_readl(ram, 6 * 4),
- musb_readl(ram, 7 * 4));
- if (code <= 0)
- break;
- code = min(code, (int) max);
- buf += code;
- max -= code;
- }
-
- if (list_empty(&ep->req_list)) {
- code = snprintf(buf, max, "\t(queue empty)\n");
- if (code <= 0)
- break;
- code = min(code, (int) max);
- buf += code;
- max -= code;
- break;
- }
- list_for_each_entry(req, &ep->req_list, list) {
- code = snprintf(buf, max, "\treq %p, %s%s%d/%d\n",
- req,
- req->zero ? "zero, " : "",
- req->short_not_ok ? "!short, " : "",
- req->actual, req->length);
- if (code <= 0)
- break;
- code = min(code, (int) max);
- buf += code;
- max -= code;
- }
- } while (0);
- return buf - buffer;
-}
-#endif
-
-static int
-dump_end_info(struct musb *musb, u8 epnum, char *aBuffer, unsigned max)
-{
- int code = 0;
- char *buf = aBuffer;
- struct musb_hw_ep *hw_ep = &musb->endpoints[epnum];
-
- do {
- musb_ep_select(musb->mregs, epnum);
-#ifdef CONFIG_USB_MUSB_HDRC_HCD
- if (is_host_active(musb)) {
- int dump_rx, dump_tx;
- void __iomem *regs = hw_ep->regs;
-
- /* TEMPORARY (!) until we have a real periodic
- * schedule tree ...
- */
- if (!epnum) {
- /* control is shared, uses RX queue
- * but (mostly) shadowed tx registers
- */
- dump_tx = !list_empty(&musb->control);
- dump_rx = 0;
- } else if (hw_ep == musb->bulk_ep) {
- dump_tx = !list_empty(&musb->out_bulk);
- dump_rx = !list_empty(&musb->in_bulk);
- } else if (musb->periodic[epnum]) {
- struct usb_host_endpoint *hep;
-
- hep = musb->periodic[epnum]->hep;
- dump_rx = hep->desc.bEndpointAddress
- & USB_ENDPOINT_DIR_MASK;
- dump_tx = !dump_rx;
- } else
- break;
- /* END TEMPORARY */
-
-
- if (dump_rx) {
- code = snprintf(buf, max,
- "\nRX%d: %s rxcsr %04x interval %02x "
- "max %04x type %02x; "
- "dev %d hub %d port %d"
- "\n",
- epnum,
- hw_ep->rx_double_buffered
- ? "2buf" : "1buf",
- musb_readw(regs, MUSB_RXCSR),
- musb_readb(regs, MUSB_RXINTERVAL),
- musb_readw(regs, MUSB_RXMAXP),
- musb_readb(regs, MUSB_RXTYPE),
- /* FIXME: assumes multipoint */
- musb_readb(musb->mregs,
- MUSB_BUSCTL_OFFSET(epnum,
- MUSB_RXFUNCADDR)),
- musb_readb(musb->mregs,
- MUSB_BUSCTL_OFFSET(epnum,
- MUSB_RXHUBADDR)),
- musb_readb(musb->mregs,
- MUSB_BUSCTL_OFFSET(epnum,
- MUSB_RXHUBPORT))
- );
- if (code <= 0)
- break;
- code = min(code, (int) max);
- buf += code;
- max -= code;
-
- if (is_cppi_enabled()
- && epnum
- && hw_ep->rx_channel) {
- unsigned cppi = epnum - 1;
- unsigned off1 = cppi << 2;
- void __iomem *base;
- void __iomem *ram;
- char tmp[16];
-
- base = musb->ctrl_base;
- ram = DAVINCI_RXCPPI_STATERAM_OFFSET(
- cppi) + base;
- snprintf(tmp, sizeof tmp, "%d left, ",
- musb_readl(base,
- DAVINCI_RXCPPI_BUFCNT0_REG
- + off1));
-
- code = snprintf(buf, max,
- " rx dma%d: %s"
- "%08x %08x, %08x %08x; "
- "%08x %08x %08x .. %08x\n",
- cppi, tmp,
- musb_readl(ram, 0 * 4),
- musb_readl(ram, 1 * 4),
- musb_readl(ram, 2 * 4),
- musb_readl(ram, 3 * 4),
- musb_readl(ram, 4 * 4),
- musb_readl(ram, 5 * 4),
- musb_readl(ram, 6 * 4),
- musb_readl(ram, 7 * 4));
- if (code <= 0)
- break;
- code = min(code, (int) max);
- buf += code;
- max -= code;
- }
-
- if (hw_ep == musb->bulk_ep
- && !list_empty(
- &musb->in_bulk)) {
- code = dump_queue(&musb->in_bulk,
- buf, max);
- if (code <= 0)
- break;
- code = min(code, (int) max);
- buf += code;
- max -= code;
- } else if (musb->periodic[epnum]) {
- code = dump_qh(musb->periodic[epnum],
- buf, max);
- if (code <= 0)
- break;
- code = min(code, (int) max);
- buf += code;
- max -= code;
- }
- }
-
- if (dump_tx) {
- code = snprintf(buf, max,
- "\nTX%d: %s txcsr %04x interval %02x "
- "max %04x type %02x; "
- "dev %d hub %d port %d"
- "\n",
- epnum,
- hw_ep->tx_double_buffered
- ? "2buf" : "1buf",
- musb_readw(regs, MUSB_TXCSR),
- musb_readb(regs, MUSB_TXINTERVAL),
- musb_readw(regs, MUSB_TXMAXP),
- musb_readb(regs, MUSB_TXTYPE),
- /* FIXME: assumes multipoint */
- musb_readb(musb->mregs,
- MUSB_BUSCTL_OFFSET(epnum,
- MUSB_TXFUNCADDR)),
- musb_readb(musb->mregs,
- MUSB_BUSCTL_OFFSET(epnum,
- MUSB_TXHUBADDR)),
- musb_readb(musb->mregs,
- MUSB_BUSCTL_OFFSET(epnum,
- MUSB_TXHUBPORT))
- );
- if (code <= 0)
- break;
- code = min(code, (int) max);
- buf += code;
- max -= code;
-
- if (is_cppi_enabled()
- && epnum
- && hw_ep->tx_channel) {
- unsigned cppi = epnum - 1;
- void __iomem *base;
- void __iomem *ram;
-
- base = musb->ctrl_base;
- ram = DAVINCI_RXCPPI_STATERAM_OFFSET(
- cppi) + base;
- code = snprintf(buf, max,
- " tx dma%d: "
- "%08x %08x, %08x %08x; "
- "%08x %08x %08x .. %08x\n",
- cppi,
- musb_readl(ram, 0 * 4),
- musb_readl(ram, 1 * 4),
- musb_readl(ram, 2 * 4),
- musb_readl(ram, 3 * 4),
- musb_readl(ram, 4 * 4),
- musb_readl(ram, 5 * 4),
- musb_readl(ram, 6 * 4),
- musb_readl(ram, 7 * 4));
- if (code <= 0)
- break;
- code = min(code, (int) max);
- buf += code;
- max -= code;
- }
-
- if (hw_ep == musb->control_ep
- && !list_empty(
- &musb->control)) {
- code = dump_queue(&musb->control,
- buf, max);
- if (code <= 0)
- break;
- code = min(code, (int) max);
- buf += code;
- max -= code;
- } else if (hw_ep == musb->bulk_ep
- && !list_empty(
- &musb->out_bulk)) {
- code = dump_queue(&musb->out_bulk,
- buf, max);
- if (code <= 0)
- break;
- code = min(code, (int) max);
- buf += code;
- max -= code;
- } else if (musb->periodic[epnum]) {
- code = dump_qh(musb->periodic[epnum],
- buf, max);
- if (code <= 0)
- break;
- code = min(code, (int) max);
- buf += code;
- max -= code;
- }
- }
- }
-#endif
-#ifdef CONFIG_USB_GADGET_MUSB_HDRC
- if (is_peripheral_active(musb)) {
- code = 0;
-
- if (hw_ep->ep_in.desc || !epnum) {
- code = dump_ep(&hw_ep->ep_in, buf, max);
- if (code <= 0)
- break;
- code = min(code, (int) max);
- buf += code;
- max -= code;
- }
- if (hw_ep->ep_out.desc) {
- code = dump_ep(&hw_ep->ep_out, buf, max);
- if (code <= 0)
- break;
- code = min(code, (int) max);
- buf += code;
- max -= code;
- }
- }
-#endif
- } while (0);
-
- return buf - aBuffer;
-}
-
-/* Dump the current status and compile options.
- * @param musb the device driver instance
- * @param buffer where to dump the status; it must be big enough to hold the
- * result otherwise "BAD THINGS HAPPENS(TM)".
- */
-static int dump_header_stats(struct musb *musb, char *buffer)
-{
- int code, count = 0;
- const void __iomem *mbase = musb->mregs;
-
- *buffer = 0;
- count = sprintf(buffer, "Status: %sHDRC, Mode=%s "
- "(Power=%02x, DevCtl=%02x)\n",
- (musb->is_multipoint ? "M" : ""), MUSB_MODE(musb),
- musb_readb(mbase, MUSB_POWER),
- musb_readb(mbase, MUSB_DEVCTL));
- if (count <= 0)
- return 0;
- buffer += count;
-
- code = sprintf(buffer, "OTG state: %s; %sactive\n",
- otg_state_string(musb),
- musb->is_active ? "" : "in");
- if (code <= 0)
- goto done;
- buffer += code;
- count += code;
-
- code = sprintf(buffer,
- "Options: "
-#ifdef CONFIG_MUSB_PIO_ONLY
- "pio"
-#elif defined(CONFIG_USB_TI_CPPI_DMA)
- "cppi-dma"
-#elif defined(CONFIG_USB_INVENTRA_DMA)
- "musb-dma"
-#elif defined(CONFIG_USB_TUSB_OMAP_DMA)
- "tusb-omap-dma"
-#else
- "?dma?"
-#endif
- ", "
-#ifdef CONFIG_USB_MUSB_OTG
- "otg (peripheral+host)"
-#elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
- "peripheral"
-#elif defined(CONFIG_USB_MUSB_HDRC_HCD)
- "host"
-#endif
- ", debug=%d [eps=%d]\n",
- debug,
- musb->nr_endpoints);
- if (code <= 0)
- goto done;
- count += code;
- buffer += code;
-
-#ifdef CONFIG_USB_GADGET_MUSB_HDRC
- code = sprintf(buffer, "Peripheral address: %02x\n",
- musb_readb(musb->ctrl_base, MUSB_FADDR));
- if (code <= 0)
- goto done;
- buffer += code;
- count += code;
-#endif
-
-#ifdef CONFIG_USB_MUSB_HDRC_HCD
- code = sprintf(buffer, "Root port status: %08x\n",
- musb->port1_status);
- if (code <= 0)
- goto done;
- buffer += code;
- count += code;
-#endif
-
-#ifdef CONFIG_ARCH_DAVINCI
- code = sprintf(buffer,
- "DaVinci: ctrl=%02x stat=%1x phy=%03x\n"
- "\trndis=%05x auto=%04x intsrc=%08x intmsk=%08x"
- "\n",
- musb_readl(musb->ctrl_base, DAVINCI_USB_CTRL_REG),
- musb_readl(musb->ctrl_base, DAVINCI_USB_STAT_REG),
- __raw_readl((void __force __iomem *)
- IO_ADDRESS(USBPHY_CTL_PADDR)),
- musb_readl(musb->ctrl_base, DAVINCI_RNDIS_REG),
- musb_readl(musb->ctrl_base, DAVINCI_AUTOREQ_REG),
- musb_readl(musb->ctrl_base,
- DAVINCI_USB_INT_SOURCE_REG),
- musb_readl(musb->ctrl_base,
- DAVINCI_USB_INT_MASK_REG));
- if (code <= 0)
- goto done;
- count += code;
- buffer += code;
-#endif /* DAVINCI */
-
-#ifdef CONFIG_USB_TUSB6010
- code = sprintf(buffer,
- "TUSB6010: devconf %08x, phy enable %08x drive %08x"
- "\n\totg %03x timer %08x"
- "\n\tprcm conf %08x mgmt %08x; int src %08x mask %08x"
- "\n",
- musb_readl(musb->ctrl_base, TUSB_DEV_CONF),
- musb_readl(musb->ctrl_base, TUSB_PHY_OTG_CTRL_ENABLE),
- musb_readl(musb->ctrl_base, TUSB_PHY_OTG_CTRL),
- musb_readl(musb->ctrl_base, TUSB_DEV_OTG_STAT),
- musb_readl(musb->ctrl_base, TUSB_DEV_OTG_TIMER),
- musb_readl(musb->ctrl_base, TUSB_PRCM_CONF),
- musb_readl(musb->ctrl_base, TUSB_PRCM_MNGMT),
- musb_readl(musb->ctrl_base, TUSB_INT_SRC),
- musb_readl(musb->ctrl_base, TUSB_INT_MASK));
- if (code <= 0)
- goto done;
- count += code;
- buffer += code;
-#endif /* DAVINCI */
-
- if (is_cppi_enabled() && musb->dma_controller) {
- code = sprintf(buffer,
- "CPPI: txcr=%d txsrc=%01x txena=%01x; "
- "rxcr=%d rxsrc=%01x rxena=%01x "
- "\n",
- musb_readl(musb->ctrl_base,
- DAVINCI_TXCPPI_CTRL_REG),
- musb_readl(musb->ctrl_base,
- DAVINCI_TXCPPI_RAW_REG),
- musb_readl(musb->ctrl_base,
- DAVINCI_TXCPPI_INTENAB_REG),
- musb_readl(musb->ctrl_base,
- DAVINCI_RXCPPI_CTRL_REG),
- musb_readl(musb->ctrl_base,
- DAVINCI_RXCPPI_RAW_REG),
- musb_readl(musb->ctrl_base,
- DAVINCI_RXCPPI_INTENAB_REG));
- if (code <= 0)
- goto done;
- count += code;
- buffer += code;
- }
-
-#ifdef CONFIG_USB_GADGET_MUSB_HDRC
- if (is_peripheral_enabled(musb)) {
- code = sprintf(buffer, "Gadget driver: %s\n",
- musb->gadget_driver
- ? musb->gadget_driver->driver.name
- : "(none)");
- if (code <= 0)
- goto done;
- count += code;
- buffer += code;
- }
-#endif
-
-done:
- return count;
-}
-
-/* Write to ProcFS
- *
- * C soft-connect
- * c soft-disconnect
- * I enable HS
- * i disable HS
- * s stop session
- * F force session (OTG-unfriendly)
- * E rElinquish bus (OTG)
- * H request host mode
- * h cancel host request
- * T start sending TEST_PACKET
- * D<num> set/query the debug level
- */
-static int musb_proc_write(struct file *file, const char __user *buffer,
- unsigned long count, void *data)
-{
- char cmd;
- u8 reg;
- struct musb *musb = (struct musb *)data;
- void __iomem *mbase = musb->mregs;
-
- /* MOD_INC_USE_COUNT; */
-
- if (unlikely(copy_from_user(&cmd, buffer, 1)))
- return -EFAULT;
-
- switch (cmd) {
- case 'C':
- if (mbase) {
- reg = musb_readb(mbase, MUSB_POWER)
- | MUSB_POWER_SOFTCONN;
- musb_writeb(mbase, MUSB_POWER, reg);
- }
- break;
-
- case 'c':
- if (mbase) {
- reg = musb_readb(mbase, MUSB_POWER)
- & ~MUSB_POWER_SOFTCONN;
- musb_writeb(mbase, MUSB_POWER, reg);
- }
- break;
-
- case 'I':
- if (mbase) {
- reg = musb_readb(mbase, MUSB_POWER)
- | MUSB_POWER_HSENAB;
- musb_writeb(mbase, MUSB_POWER, reg);
- }
- break;
-
- case 'i':
- if (mbase) {
- reg = musb_readb(mbase, MUSB_POWER)
- & ~MUSB_POWER_HSENAB;
- musb_writeb(mbase, MUSB_POWER, reg);
- }
- break;
-
- case 'F':
- reg = musb_readb(mbase, MUSB_DEVCTL);
- reg |= MUSB_DEVCTL_SESSION;
- musb_writeb(mbase, MUSB_DEVCTL, reg);
- break;
-
- case 'H':
- if (mbase) {
- reg = musb_readb(mbase, MUSB_DEVCTL);
- reg |= MUSB_DEVCTL_HR;
- musb_writeb(mbase, MUSB_DEVCTL, reg);
- /* MUSB_HST_MODE( ((struct musb*)data) ); */
- /* WARNING("Host Mode\n"); */
- }
- break;
-
- case 'h':
- if (mbase) {
- reg = musb_readb(mbase, MUSB_DEVCTL);
- reg &= ~MUSB_DEVCTL_HR;
- musb_writeb(mbase, MUSB_DEVCTL, reg);
- }
- break;
-
- case 'T':
- if (mbase) {
- musb_load_testpacket(musb);
- musb_writeb(mbase, MUSB_TESTMODE,
- MUSB_TEST_PACKET);
- }
- break;
-
-#if (MUSB_DEBUG > 0)
- /* set/read debug level */
- case 'D':{
- if (count > 1) {
- char digits[8], *p = digits;
- int i = 0, level = 0, sign = 1;
- int len = min(count - 1, (unsigned long)8);
-
- if (copy_from_user(&digits, &buffer[1], len))
- return -EFAULT;
-
- /* optional sign */
- if (*p == '-') {
- len -= 1;
- sign = -sign;
- p++;
- }
-
- /* read it */
- while (i++ < len && *p > '0' && *p < '9') {
- level = level * 10 + (*p - '0');
- p++;
- }
-
- level *= sign;
- DBG(1, "debug level %d\n", level);
- debug = level;
- }
- }
- break;
-
-
- case '?':
- INFO("?: you are seeing it\n");
- INFO("C/c: soft connect enable/disable\n");
- INFO("I/i: hispeed enable/disable\n");
- INFO("F: force session start\n");
- INFO("H: host mode\n");
- INFO("T: start sending TEST_PACKET\n");
- INFO("D: set/read dbug level\n");
- break;
-#endif
-
- default:
- ERR("Command %c not implemented\n", cmd);
- break;
- }
-
- musb_platform_try_idle(musb, 0);
-
- return count;
-}
-
-static int musb_proc_read(char *page, char **start,
- off_t off, int count, int *eof, void *data)
-{
- char *buffer = page;
- int code = 0;
- unsigned long flags;
- struct musb *musb = data;
- unsigned epnum;
-
- count -= off;
- count -= 1; /* for NUL at end */
- if (count <= 0)
- return -EINVAL;
-
- spin_lock_irqsave(&musb->lock, flags);
-
- code = dump_header_stats(musb, buffer);
- if (code > 0) {
- buffer += code;
- count -= code;
- }
-
- /* generate the report for the end points */
- /* REVISIT ... not unless something's connected! */
- for (epnum = 0; count >= 0 && epnum < musb->nr_endpoints;
- epnum++) {
- code = dump_end_info(musb, epnum, buffer, count);
- if (code > 0) {
- buffer += code;
- count -= code;
- }
- }
-
- musb_platform_try_idle(musb, 0);
-
- spin_unlock_irqrestore(&musb->lock, flags);
- *eof = 1;
-
- return buffer - page;
-}
-
-void __devexit musb_debug_delete(char *name, struct musb *musb)
-{
- if (musb->proc_entry)
- remove_proc_entry(name, NULL);
-}
-
-struct proc_dir_entry *__init
-musb_debug_create(char *name, struct musb *data)
-{
- struct proc_dir_entry *pde;
-
- /* FIXME convert everything to seq_file; then later, debugfs */
-
- if (!name)
- return NULL;
-
- pde = create_proc_entry(name, S_IFREG | S_IRUGO | S_IWUSR, NULL);
- data->proc_entry = pde;
- if (pde) {
- pde->data = data;
- /* pde->owner = THIS_MODULE; */
-
- pde->read_proc = musb_proc_read;
- pde->write_proc = musb_proc_write;
-
- pde->size = 0;
-
- pr_debug("Registered /proc/%s\n", name);
- } else {
- pr_debug("Cannot create a valid proc file entry");
- }
-
- return pde;
-}
diff --git a/drivers/usb/serial/garmin_gps.c b/drivers/usb/serial/garmin_gps.c
index 2e663f1afd5..d9538208807 100644
--- a/drivers/usb/serial/garmin_gps.c
+++ b/drivers/usb/serial/garmin_gps.c
@@ -38,8 +38,6 @@
#include <linux/usb.h>
#include <linux/usb/serial.h>
-#include <linux/version.h>
-
/* the mode to be set when the port ist opened */
static int initial_mode = 1;
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index e143198aeb0..9f9cd36455f 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -173,6 +173,7 @@ static int option_send_setup(struct tty_struct *tty, struct usb_serial_port *po
#define KYOCERA_PRODUCT_KPC680 0x180a
#define ANYDATA_VENDOR_ID 0x16d5
+#define ANYDATA_PRODUCT_ADU_620UW 0x6202
#define ANYDATA_PRODUCT_ADU_E100A 0x6501
#define ANYDATA_PRODUCT_ADU_500A 0x6502
@@ -318,6 +319,7 @@ static struct usb_device_id option_ids[] = {
{ USB_DEVICE(DELL_VENDOR_ID, 0x8138) }, /* Dell Wireless 5520 Voda I Mobile Broadband (3G HSDPA) Minicard */
{ USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_E100A) },
{ USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_500A) },
+ { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_620UW) },
{ USB_DEVICE(AXESSTEL_VENDOR_ID, AXESSTEL_PRODUCT_MV110H) },
{ USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_MSA501HS) },
{ USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_ET502HS) },
diff --git a/drivers/video/arkfb.c b/drivers/video/arkfb.c
index 4bd569e479a..314d18694b6 100644
--- a/drivers/video/arkfb.c
+++ b/drivers/video/arkfb.c
@@ -11,7 +11,6 @@
* Code is based on s3fb
*/
-#include <linux/version.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
diff --git a/drivers/video/bf54x-lq043fb.c b/drivers/video/bf54x-lq043fb.c
index 940467aed13..6d5aa806777 100644
--- a/drivers/video/bf54x-lq043fb.c
+++ b/drivers/video/bf54x-lq043fb.c
@@ -733,7 +733,6 @@ static int bfin_bf54x_remove(struct platform_device *pdev)
static int bfin_bf54x_suspend(struct platform_device *pdev, pm_message_t state)
{
struct fb_info *fbinfo = platform_get_drvdata(pdev);
- struct bfin_bf54xfb_info *info = fbinfo->par;
bfin_write_EPPI0_CONTROL(bfin_read_EPPI0_CONTROL() & ~EPPI_EN);
disable_dma(CH_EPPI0);
@@ -747,8 +746,18 @@ static int bfin_bf54x_resume(struct platform_device *pdev)
struct fb_info *fbinfo = platform_get_drvdata(pdev);
struct bfin_bf54xfb_info *info = fbinfo->par;
- enable_dma(CH_EPPI0);
- bfin_write_EPPI0_CONTROL(bfin_read_EPPI0_CONTROL() | EPPI_EN);
+ if (info->lq043_open_cnt) {
+
+ bfin_write_EPPI0_CONTROL(0);
+ SSYNC();
+
+ config_dma(info);
+ config_ppi(info);
+
+ /* start dma */
+ enable_dma(CH_EPPI0);
+ bfin_write_EPPI0_CONTROL(bfin_read_EPPI0_CONTROL() | EPPI_EN);
+ }
return 0;
}
diff --git a/drivers/video/fb_defio.c b/drivers/video/fb_defio.c
index 59df132cc37..4835bdc4e9f 100644
--- a/drivers/video/fb_defio.c
+++ b/drivers/video/fb_defio.c
@@ -114,6 +114,17 @@ static struct vm_operations_struct fb_deferred_io_vm_ops = {
.page_mkwrite = fb_deferred_io_mkwrite,
};
+static int fb_deferred_io_set_page_dirty(struct page *page)
+{
+ if (!PageDirty(page))
+ SetPageDirty(page);
+ return 0;
+}
+
+static const struct address_space_operations fb_deferred_io_aops = {
+ .set_page_dirty = fb_deferred_io_set_page_dirty,
+};
+
static int fb_deferred_io_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
vma->vm_ops = &fb_deferred_io_vm_ops;
@@ -163,6 +174,14 @@ void fb_deferred_io_init(struct fb_info *info)
}
EXPORT_SYMBOL_GPL(fb_deferred_io_init);
+void fb_deferred_io_open(struct fb_info *info,
+ struct inode *inode,
+ struct file *file)
+{
+ file->f_mapping->a_ops = &fb_deferred_io_aops;
+}
+EXPORT_SYMBOL_GPL(fb_deferred_io_open);
+
void fb_deferred_io_cleanup(struct fb_info *info)
{
void *screen_base = (void __force *) info->screen_base;
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index 6b487801eea..98843c2ecf7 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -1344,6 +1344,10 @@ fb_open(struct inode *inode, struct file *file)
if (res)
module_put(info->fbops->owner);
}
+#ifdef CONFIG_FB_DEFERRED_IO
+ if (info->fbdefio)
+ fb_deferred_io_open(info, inode, file);
+#endif
out:
unlock_kernel();
return res;
diff --git a/drivers/video/pm2fb.c b/drivers/video/pm2fb.c
index 3f1ca2adda3..c6dd924976a 100644
--- a/drivers/video/pm2fb.c
+++ b/drivers/video/pm2fb.c
@@ -1746,6 +1746,7 @@ static void __devexit pm2fb_remove(struct pci_dev *pdev)
release_mem_region(fix->mmio_start, fix->mmio_len);
pci_set_drvdata(pdev, NULL);
+ fb_dealloc_cmap(&info->cmap);
kfree(info->pixmap.addr);
kfree(info);
}
diff --git a/drivers/video/s3fb.c b/drivers/video/s3fb.c
index 8361bd0e3df..4dcec48a1d7 100644
--- a/drivers/video/s3fb.c
+++ b/drivers/video/s3fb.c
@@ -11,7 +11,6 @@
* which is based on the code of neofb.
*/
-#include <linux/version.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c
index f6ef6cca73c..4c32c06579a 100644
--- a/drivers/video/sh_mobile_lcdcfb.c
+++ b/drivers/video/sh_mobile_lcdcfb.c
@@ -595,6 +595,8 @@ static int __init sh_mobile_lcdc_probe(struct platform_device *pdev)
info->fbops = &sh_mobile_lcdc_ops;
info->var.xres = info->var.xres_virtual = cfg->lcd_cfg.xres;
info->var.yres = info->var.yres_virtual = cfg->lcd_cfg.yres;
+ info->var.width = cfg->lcd_size_cfg.width;
+ info->var.height = cfg->lcd_size_cfg.height;
info->var.activate = FB_ACTIVATE_NOW;
error = sh_mobile_lcdc_set_bpp(&info->var, cfg->bpp);
if (error)
diff --git a/drivers/video/vermilion/vermilion.h b/drivers/video/vermilion/vermilion.h
index c4aba59d480..7491abfcf1f 100644
--- a/drivers/video/vermilion/vermilion.h
+++ b/drivers/video/vermilion/vermilion.h
@@ -30,7 +30,6 @@
#define _VERMILION_H_
#include <linux/kernel.h>
-#include <linux/version.h>
#include <linux/pci.h>
#include <asm/atomic.h>
#include <linux/mutex.h>
diff --git a/drivers/video/vt8623fb.c b/drivers/video/vt8623fb.c
index 34aae7a2a62..3df17dc8c3d 100644
--- a/drivers/video/vt8623fb.c
+++ b/drivers/video/vt8623fb.c
@@ -12,7 +12,6 @@
* (http://davesdomain.org.uk/viafb/)
*/
-#include <linux/version.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
diff --git a/drivers/video/xilinxfb.c b/drivers/video/xilinxfb.c
index 7b3a8423f48..5da3d2423cc 100644
--- a/drivers/video/xilinxfb.c
+++ b/drivers/video/xilinxfb.c
@@ -24,7 +24,6 @@
#include <linux/device.h>
#include <linux/module.h>
#include <linux/kernel.h>
-#include <linux/version.h>
#include <linux/errno.h>
#include <linux/string.h>
#include <linux/mm.h>
diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c
index bfef604160d..62eab43152d 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -158,7 +158,7 @@ static inline s64 towards_target(struct virtio_balloon *vb)
vb->vdev->config->get(vb->vdev,
offsetof(struct virtio_balloon_config, num_pages),
&v, sizeof(v));
- return v - vb->num_pages;
+ return (s64)v - vb->num_pages;
}
static void update_balloon_size(struct virtio_balloon *vb)
diff --git a/drivers/xen/manage.c b/drivers/xen/manage.c
index a5bc91ae6ff..d0e87cbe157 100644
--- a/drivers/xen/manage.c
+++ b/drivers/xen/manage.c
@@ -102,7 +102,7 @@ static void do_suspend(void)
/* XXX use normal device tree? */
xenbus_suspend();
- err = stop_machine_run(xen_suspend, &cancelled, 0);
+ err = stop_machine(xen_suspend, &cancelled, &cpumask_of_cpu(0));
if (err) {
printk(KERN_ERR "failed to start xen_suspend: %d\n", err);
goto out;
diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c
index 56372ecf169..dfc0197905c 100644
--- a/fs/binfmt_flat.c
+++ b/fs/binfmt_flat.c
@@ -914,7 +914,9 @@ static int load_flat_binary(struct linux_binprm * bprm, struct pt_regs * regs)
/* Stash our initial stack pointer into the mm structure */
current->mm->start_stack = (unsigned long )sp;
-
+#ifdef FLAT_PLAT_INIT
+ FLAT_PLAT_INIT(regs);
+#endif
DBG_FLT("start_thread(regs=0x%x, entry=0x%x, start_stack=0x%x)\n",
(int)regs, (int)start_addr, (int)current->mm->start_stack);
diff --git a/fs/binfmt_misc.c b/fs/binfmt_misc.c
index 756205314c2..8d7e88e02e0 100644
--- a/fs/binfmt_misc.c
+++ b/fs/binfmt_misc.c
@@ -120,8 +120,6 @@ static int load_misc_binary(struct linux_binprm *bprm, struct pt_regs *regs)
if (bprm->misc_bang)
goto _ret;
- bprm->misc_bang = 1;
-
/* to keep locking time low, we copy the interpreter string */
read_lock(&entries_lock);
fmt = check_file(bprm);
@@ -199,6 +197,8 @@ static int load_misc_binary(struct linux_binprm *bprm, struct pt_regs *regs)
if (retval < 0)
goto _error;
+ bprm->misc_bang = 1;
+
retval = search_binary_handler (bprm, regs);
if (retval < 0)
goto _error;
diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c
index 0c3b618c15b..f40423eb1a1 100644
--- a/fs/cramfs/inode.c
+++ b/fs/cramfs/inode.c
@@ -43,58 +43,13 @@ static DEFINE_MUTEX(read_mutex);
static int cramfs_iget5_test(struct inode *inode, void *opaque)
{
struct cramfs_inode *cramfs_inode = opaque;
-
- if (inode->i_ino != CRAMINO(cramfs_inode))
- return 0; /* does not match */
-
- if (inode->i_ino != 1)
- return 1;
-
- /* all empty directories, char, block, pipe, and sock, share inode #1 */
-
- if ((inode->i_mode != cramfs_inode->mode) ||
- (inode->i_gid != cramfs_inode->gid) ||
- (inode->i_uid != cramfs_inode->uid))
- return 0; /* does not match */
-
- if ((S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode)) &&
- (inode->i_rdev != old_decode_dev(cramfs_inode->size)))
- return 0; /* does not match */
-
- return 1; /* matches */
+ return inode->i_ino == CRAMINO(cramfs_inode) && inode->i_ino != 1;
}
static int cramfs_iget5_set(struct inode *inode, void *opaque)
{
- static struct timespec zerotime;
struct cramfs_inode *cramfs_inode = opaque;
- inode->i_mode = cramfs_inode->mode;
- inode->i_uid = cramfs_inode->uid;
- inode->i_size = cramfs_inode->size;
- inode->i_blocks = (cramfs_inode->size - 1) / 512 + 1;
- inode->i_gid = cramfs_inode->gid;
- /* Struct copy intentional */
- inode->i_mtime = inode->i_atime = inode->i_ctime = zerotime;
inode->i_ino = CRAMINO(cramfs_inode);
- /* inode->i_nlink is left 1 - arguably wrong for directories,
- but it's the best we can do without reading the directory
- contents. 1 yields the right result in GNU find, even
- without -noleaf option. */
- if (S_ISREG(inode->i_mode)) {
- inode->i_fop = &generic_ro_fops;
- inode->i_data.a_ops = &cramfs_aops;
- } else if (S_ISDIR(inode->i_mode)) {
- inode->i_op = &cramfs_dir_inode_operations;
- inode->i_fop = &cramfs_directory_operations;
- } else if (S_ISLNK(inode->i_mode)) {
- inode->i_op = &page_symlink_inode_operations;
- inode->i_data.a_ops = &cramfs_aops;
- } else {
- inode->i_size = 0;
- inode->i_blocks = 0;
- init_special_inode(inode, inode->i_mode,
- old_decode_dev(cramfs_inode->size));
- }
return 0;
}
@@ -104,12 +59,48 @@ static struct inode *get_cramfs_inode(struct super_block *sb,
struct inode *inode = iget5_locked(sb, CRAMINO(cramfs_inode),
cramfs_iget5_test, cramfs_iget5_set,
cramfs_inode);
+ static struct timespec zerotime;
+
if (inode && (inode->i_state & I_NEW)) {
+ inode->i_mode = cramfs_inode->mode;
+ inode->i_uid = cramfs_inode->uid;
+ inode->i_size = cramfs_inode->size;
+ inode->i_blocks = (cramfs_inode->size - 1) / 512 + 1;
+ inode->i_gid = cramfs_inode->gid;
+ /* Struct copy intentional */
+ inode->i_mtime = inode->i_atime = inode->i_ctime = zerotime;
+ /* inode->i_nlink is left 1 - arguably wrong for directories,
+ but it's the best we can do without reading the directory
+ contents. 1 yields the right result in GNU find, even
+ without -noleaf option. */
+ if (S_ISREG(inode->i_mode)) {
+ inode->i_fop = &generic_ro_fops;
+ inode->i_data.a_ops = &cramfs_aops;
+ } else if (S_ISDIR(inode->i_mode)) {
+ inode->i_op = &cramfs_dir_inode_operations;
+ inode->i_fop = &cramfs_directory_operations;
+ } else if (S_ISLNK(inode->i_mode)) {
+ inode->i_op = &page_symlink_inode_operations;
+ inode->i_data.a_ops = &cramfs_aops;
+ } else {
+ inode->i_size = 0;
+ inode->i_blocks = 0;
+ init_special_inode(inode, inode->i_mode,
+ old_decode_dev(cramfs_inode->size));
+ }
unlock_new_inode(inode);
}
return inode;
}
+static void cramfs_drop_inode(struct inode *inode)
+{
+ if (inode->i_ino == 1)
+ generic_delete_inode(inode);
+ else
+ generic_drop_inode(inode);
+}
+
/*
* We have our own block cache: don't fill up the buffer cache
* with the rom-image, because the way the filesystem is set
@@ -534,6 +525,7 @@ static const struct super_operations cramfs_ops = {
.put_super = cramfs_put_super,
.remount_fs = cramfs_remount,
.statfs = cramfs_statfs,
+ .drop_inode = cramfs_drop_inode,
};
static int cramfs_get_sb(struct file_system_type *fs_type,
diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c
index 1ae5004e93f..e9fa960ba6d 100644
--- a/fs/ext4/balloc.c
+++ b/fs/ext4/balloc.c
@@ -1626,6 +1626,9 @@ ext4_fsblk_t ext4_has_free_blocks(struct ext4_sb_info *sbi,
free_blocks =
percpu_counter_sum_and_set(&sbi->s_freeblocks_counter);
#endif
+ if (free_blocks <= root_blocks)
+ /* we don't have free space */
+ return 0;
if (free_blocks - root_blocks < nblocks)
return free_blocks - root_blocks;
return nblocks;
diff --git a/fs/ext4/dir.c b/fs/ext4/dir.c
index d3d23d73c08..ec8e33b4521 100644
--- a/fs/ext4/dir.c
+++ b/fs/ext4/dir.c
@@ -411,7 +411,7 @@ static int call_filldir(struct file * filp, void * dirent,
get_dtype(sb, fname->file_type));
if (error) {
filp->f_pos = curr_pos;
- info->extra_fname = fname->next;
+ info->extra_fname = fname;
return error;
}
fname = fname->next;
@@ -450,11 +450,21 @@ static int ext4_dx_readdir(struct file * filp,
* If there are any leftover names on the hash collision
* chain, return them first.
*/
- if (info->extra_fname &&
- call_filldir(filp, dirent, filldir, info->extra_fname))
- goto finished;
+ if (info->extra_fname) {
+ if (call_filldir(filp, dirent, filldir, info->extra_fname))
+ goto finished;
- if (!info->curr_node)
+ info->extra_fname = NULL;
+ info->curr_node = rb_next(info->curr_node);
+ if (!info->curr_node) {
+ if (info->next_hash == ~0) {
+ filp->f_pos = EXT4_HTREE_EOF;
+ goto finished;
+ }
+ info->curr_hash = info->next_hash;
+ info->curr_minor_hash = 0;
+ }
+ } else if (!info->curr_node)
info->curr_node = rb_first(&info->root);
while (1) {
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 6c7924d9e35..295003241d3 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -1072,6 +1072,8 @@ extern void ext4_set_inode_flags(struct inode *);
extern void ext4_get_inode_flags(struct ext4_inode_info *);
extern void ext4_set_aops(struct inode *inode);
extern int ext4_writepage_trans_blocks(struct inode *);
+extern int ext4_meta_trans_blocks(struct inode *, int nrblocks, int idxblocks);
+extern int ext4_chunk_trans_blocks(struct inode *, int nrblocks);
extern int ext4_block_truncate_page(handle_t *handle,
struct address_space *mapping, loff_t from);
extern int ext4_page_mkwrite(struct vm_area_struct *vma, struct page *page);
@@ -1227,6 +1229,8 @@ extern const struct inode_operations ext4_fast_symlink_inode_operations;
/* extents.c */
extern int ext4_ext_tree_init(handle_t *handle, struct inode *);
extern int ext4_ext_writepage_trans_blocks(struct inode *, int);
+extern int ext4_ext_index_trans_blocks(struct inode *inode, int nrblocks,
+ int chunk);
extern int ext4_ext_get_blocks(handle_t *handle, struct inode *inode,
ext4_lblk_t iblock,
unsigned long max_blocks, struct buffer_head *bh_result,
diff --git a/fs/ext4/ext4_extents.h b/fs/ext4/ext4_extents.h
index 6c166c0a54b..d33dc56d698 100644
--- a/fs/ext4/ext4_extents.h
+++ b/fs/ext4/ext4_extents.h
@@ -216,7 +216,9 @@ extern int ext4_ext_calc_metadata_amount(struct inode *inode, int blocks);
extern ext4_fsblk_t idx_pblock(struct ext4_extent_idx *);
extern void ext4_ext_store_pblock(struct ext4_extent *, ext4_fsblk_t);
extern int ext4_extent_tree_init(handle_t *, struct inode *);
-extern int ext4_ext_calc_credits_for_insert(struct inode *, struct ext4_ext_path *);
+extern int ext4_ext_calc_credits_for_single_extent(struct inode *inode,
+ int num,
+ struct ext4_ext_path *path);
extern int ext4_ext_try_to_merge(struct inode *inode,
struct ext4_ext_path *path,
struct ext4_extent *);
diff --git a/fs/ext4/ext4_jbd2.h b/fs/ext4/ext4_jbd2.h
index eb8bc3afe6e..b455c685a98 100644
--- a/fs/ext4/ext4_jbd2.h
+++ b/fs/ext4/ext4_jbd2.h
@@ -51,6 +51,14 @@
EXT4_XATTR_TRANS_BLOCKS - 2 + \
2*EXT4_QUOTA_TRANS_BLOCKS(sb))
+/*
+ * Define the number of metadata blocks we need to account to modify data.
+ *
+ * This include super block, inode block, quota blocks and xattr blocks
+ */
+#define EXT4_META_TRANS_BLOCKS(sb) (EXT4_XATTR_TRANS_BLOCKS + \
+ 2*EXT4_QUOTA_TRANS_BLOCKS(sb))
+
/* Delete operations potentially hit one directory's namespace plus an
* entire inode, plus arbitrary amounts of bitmap/indirection data. Be
* generous. We can grow the delete transaction later if necessary. */
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 612c3d2c382..b24d3c53f20 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -1747,54 +1747,61 @@ static int ext4_ext_rm_idx(handle_t *handle, struct inode *inode,
}
/*
- * ext4_ext_calc_credits_for_insert:
- * This routine returns max. credits that the extent tree can consume.
- * It should be OK for low-performance paths like ->writepage()
- * To allow many writing processes to fit into a single transaction,
- * the caller should calculate credits under i_data_sem and
- * pass the actual path.
+ * ext4_ext_calc_credits_for_single_extent:
+ * This routine returns max. credits that needed to insert an extent
+ * to the extent tree.
+ * When pass the actual path, the caller should calculate credits
+ * under i_data_sem.
*/
-int ext4_ext_calc_credits_for_insert(struct inode *inode,
+int ext4_ext_calc_credits_for_single_extent(struct inode *inode, int nrblocks,
struct ext4_ext_path *path)
{
- int depth, needed;
-
if (path) {
+ int depth = ext_depth(inode);
+ int ret = 0;
+
/* probably there is space in leaf? */
- depth = ext_depth(inode);
if (le16_to_cpu(path[depth].p_hdr->eh_entries)
- < le16_to_cpu(path[depth].p_hdr->eh_max))
- return 1;
- }
+ < le16_to_cpu(path[depth].p_hdr->eh_max)) {
- /*
- * given 32-bit logical block (4294967296 blocks), max. tree
- * can be 4 levels in depth -- 4 * 340^4 == 53453440000.
- * Let's also add one more level for imbalance.
- */
- depth = 5;
-
- /* allocation of new data block(s) */
- needed = 2;
+ /*
+ * There are some space in the leaf tree, no
+ * need to account for leaf block credit
+ *
+ * bitmaps and block group descriptor blocks
+ * and other metadat blocks still need to be
+ * accounted.
+ */
+ /* 1 bitmap, 1 block group descriptor */
+ ret = 2 + EXT4_META_TRANS_BLOCKS(inode->i_sb);
+ }
+ }
- /*
- * tree can be full, so it would need to grow in depth:
- * we need one credit to modify old root, credits for
- * new root will be added in split accounting
- */
- needed += 1;
+ return ext4_chunk_trans_blocks(inode, nrblocks);
+}
- /*
- * Index split can happen, we would need:
- * allocate intermediate indexes (bitmap + group)
- * + change two blocks at each level, but root (already included)
- */
- needed += (depth * 2) + (depth * 2);
+/*
+ * How many index/leaf blocks need to change/allocate to modify nrblocks?
+ *
+ * if nrblocks are fit in a single extent (chunk flag is 1), then
+ * in the worse case, each tree level index/leaf need to be changed
+ * if the tree split due to insert a new extent, then the old tree
+ * index/leaf need to be updated too
+ *
+ * If the nrblocks are discontiguous, they could cause
+ * the whole tree split more than once, but this is really rare.
+ */
+int ext4_ext_index_trans_blocks(struct inode *inode, int nrblocks, int chunk)
+{
+ int index;
+ int depth = ext_depth(inode);
- /* any allocation modifies superblock */
- needed += 1;
+ if (chunk)
+ index = depth * 2;
+ else
+ index = depth * 3;
- return needed;
+ return index;
}
static int ext4_remove_blocks(handle_t *handle, struct inode *inode,
@@ -1921,9 +1928,7 @@ ext4_ext_rm_leaf(handle_t *handle, struct inode *inode,
correct_index = 1;
credits += (ext_depth(inode)) + 1;
}
-#ifdef CONFIG_QUOTA
credits += 2 * EXT4_QUOTA_TRANS_BLOCKS(inode->i_sb);
-#endif
err = ext4_ext_journal_restart(handle, credits);
if (err)
@@ -2805,7 +2810,7 @@ void ext4_ext_truncate(struct inode *inode)
/*
* probably first extent we're gonna free will be last in block
*/
- err = ext4_writepage_trans_blocks(inode) + 3;
+ err = ext4_writepage_trans_blocks(inode);
handle = ext4_journal_start(inode, err);
if (IS_ERR(handle))
return;
@@ -2819,7 +2824,7 @@ void ext4_ext_truncate(struct inode *inode)
down_write(&EXT4_I(inode)->i_data_sem);
ext4_ext_invalidate_cache(inode);
- ext4_mb_discard_inode_preallocations(inode);
+ ext4_discard_reservation(inode);
/*
* TODO: optimization is possible here.
@@ -2858,27 +2863,6 @@ out_stop:
ext4_journal_stop(handle);
}
-/*
- * ext4_ext_writepage_trans_blocks:
- * calculate max number of blocks we could modify
- * in order to allocate new block for an inode
- */
-int ext4_ext_writepage_trans_blocks(struct inode *inode, int num)
-{
- int needed;
-
- needed = ext4_ext_calc_credits_for_insert(inode, NULL);
-
- /* caller wants to allocate num blocks, but note it includes sb */
- needed = needed * num - (num - 1);
-
-#ifdef CONFIG_QUOTA
- needed += 2 * EXT4_QUOTA_TRANS_BLOCKS(inode->i_sb);
-#endif
-
- return needed;
-}
-
static void ext4_falloc_update_inode(struct inode *inode,
int mode, loff_t new_size, int update_ctime)
{
@@ -2939,10 +2923,9 @@ long ext4_fallocate(struct inode *inode, int mode, loff_t offset, loff_t len)
max_blocks = (EXT4_BLOCK_ALIGN(len + offset, blkbits) >> blkbits)
- block;
/*
- * credits to insert 1 extent into extent tree + buffers to be able to
- * modify 1 super block, 1 block bitmap and 1 group descriptor.
+ * credits to insert 1 extent into extent tree
*/
- credits = EXT4_DATA_TRANS_BLOCKS(inode->i_sb) + 3;
+ credits = ext4_chunk_trans_blocks(inode, max_blocks);
mutex_lock(&inode->i_mutex);
retry:
while (ret >= 0 && ret < max_blocks) {
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 655e760212b..f344834bbf5 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -351,7 +351,7 @@ find_close_to_parent:
goto found_flexbg;
}
- if (best_flex < 0 ||
+ if (flex_group[best_flex].free_inodes == 0 ||
(flex_group[i].free_blocks >
flex_group[best_flex].free_blocks &&
flex_group[i].free_inodes))
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 59fbbe899ac..7e91913e325 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -41,6 +41,8 @@
#include "acl.h"
#include "ext4_extents.h"
+#define MPAGE_DA_EXTENT_TAIL 0x01
+
static inline int ext4_begin_ordered_truncate(struct inode *inode,
loff_t new_size)
{
@@ -1005,6 +1007,9 @@ static int ext4_indirect_calc_metadata_amount(struct inode *inode, int blocks)
*/
static int ext4_calc_metadata_amount(struct inode *inode, int blocks)
{
+ if (!blocks)
+ return 0;
+
if (EXT4_I(inode)->i_flags & EXT4_EXTENTS_FL)
return ext4_ext_calc_metadata_amount(inode, blocks);
@@ -1041,18 +1046,6 @@ static void ext4_da_update_reserve_space(struct inode *inode, int used)
spin_unlock(&EXT4_I(inode)->i_block_reservation_lock);
}
-/* Maximum number of blocks we map for direct IO at once. */
-#define DIO_MAX_BLOCKS 4096
-/*
- * Number of credits we need for writing DIO_MAX_BLOCKS:
- * We need sb + group descriptor + bitmap + inode -> 4
- * For B blocks with A block pointers per block we need:
- * 1 (triple ind.) + (B/A/A + 2) (doubly ind.) + (B/A + 2) (indirect).
- * If we plug in 4096 for B and 256 for A (for 1KB block size), we get 25.
- */
-#define DIO_CREDITS 25
-
-
/*
* The ext4_get_blocks_wrap() function try to look up the requested blocks,
* and returns if the blocks are already mapped.
@@ -1164,19 +1157,23 @@ int ext4_get_blocks_wrap(handle_t *handle, struct inode *inode, sector_t block,
return retval;
}
+/* Maximum number of blocks we map for direct IO at once. */
+#define DIO_MAX_BLOCKS 4096
+
static int ext4_get_block(struct inode *inode, sector_t iblock,
struct buffer_head *bh_result, int create)
{
handle_t *handle = ext4_journal_current_handle();
int ret = 0, started = 0;
unsigned max_blocks = bh_result->b_size >> inode->i_blkbits;
+ int dio_credits;
if (create && !handle) {
/* Direct IO write... */
if (max_blocks > DIO_MAX_BLOCKS)
max_blocks = DIO_MAX_BLOCKS;
- handle = ext4_journal_start(inode, DIO_CREDITS +
- 2 * EXT4_QUOTA_TRANS_BLOCKS(inode->i_sb));
+ dio_credits = ext4_chunk_trans_blocks(inode, max_blocks);
+ handle = ext4_journal_start(inode, dio_credits);
if (IS_ERR(handle)) {
ret = PTR_ERR(handle);
goto out;
@@ -1559,7 +1556,25 @@ static void ext4_da_release_space(struct inode *inode, int to_free)
struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb);
int total, mdb, mdb_free, release;
+ if (!to_free)
+ return; /* Nothing to release, exit */
+
spin_lock(&EXT4_I(inode)->i_block_reservation_lock);
+
+ if (!EXT4_I(inode)->i_reserved_data_blocks) {
+ /*
+ * if there is no reserved blocks, but we try to free some
+ * then the counter is messed up somewhere.
+ * but since this function is called from invalidate
+ * page, it's harmless to return without any action
+ */
+ printk(KERN_INFO "ext4 delalloc try to release %d reserved "
+ "blocks for inode %lu, but there is no reserved "
+ "data blocks\n", to_free, inode->i_ino);
+ spin_unlock(&EXT4_I(inode)->i_block_reservation_lock);
+ return;
+ }
+
/* recalculate the number of metablocks still need to be reserved */
total = EXT4_I(inode)->i_reserved_data_blocks - to_free;
mdb = ext4_calc_metadata_amount(inode, total);
@@ -1613,11 +1628,13 @@ struct mpage_da_data {
unsigned long first_page, next_page; /* extent of pages */
get_block_t *get_block;
struct writeback_control *wbc;
+ int io_done;
+ long pages_written;
};
/*
* mpage_da_submit_io - walks through extent of pages and try to write
- * them with __mpage_writepage()
+ * them with writepage() call back
*
* @mpd->inode: inode
* @mpd->first_page: first page of the extent
@@ -1632,18 +1649,11 @@ struct mpage_da_data {
static int mpage_da_submit_io(struct mpage_da_data *mpd)
{
struct address_space *mapping = mpd->inode->i_mapping;
- struct mpage_data mpd_pp = {
- .bio = NULL,
- .last_block_in_bio = 0,
- .get_block = mpd->get_block,
- .use_writepage = 1,
- };
int ret = 0, err, nr_pages, i;
unsigned long index, end;
struct pagevec pvec;
BUG_ON(mpd->next_page <= mpd->first_page);
-
pagevec_init(&pvec, 0);
index = mpd->first_page;
end = mpd->next_page - 1;
@@ -1661,8 +1671,9 @@ static int mpage_da_submit_io(struct mpage_da_data *mpd)
break;
index++;
- err = __mpage_writepage(page, mpd->wbc, &mpd_pp);
-
+ err = mapping->a_ops->writepage(page, mpd->wbc);
+ if (!err)
+ mpd->pages_written++;
/*
* In error case, we have to continue because
* remaining pages are still locked
@@ -1673,9 +1684,6 @@ static int mpage_da_submit_io(struct mpage_da_data *mpd)
}
pagevec_release(&pvec);
}
- if (mpd_pp.bio)
- mpage_bio_submit(WRITE, mpd_pp.bio);
-
return ret;
}
@@ -1698,7 +1706,7 @@ static void mpage_put_bnr_to_bhs(struct mpage_da_data *mpd, sector_t logical,
int blocks = exbh->b_size >> inode->i_blkbits;
sector_t pblock = exbh->b_blocknr, cur_logical;
struct buffer_head *head, *bh;
- unsigned long index, end;
+ pgoff_t index, end;
struct pagevec pvec;
int nr_pages, i;
@@ -1741,6 +1749,13 @@ static void mpage_put_bnr_to_bhs(struct mpage_da_data *mpd, sector_t logical,
if (buffer_delay(bh)) {
bh->b_blocknr = pblock;
clear_buffer_delay(bh);
+ bh->b_bdev = inode->i_sb->s_bdev;
+ } else if (buffer_unwritten(bh)) {
+ bh->b_blocknr = pblock;
+ clear_buffer_unwritten(bh);
+ set_buffer_mapped(bh);
+ set_buffer_new(bh);
+ bh->b_bdev = inode->i_sb->s_bdev;
} else if (buffer_mapped(bh))
BUG_ON(bh->b_blocknr != pblock);
@@ -1776,13 +1791,11 @@ static inline void __unmap_underlying_blocks(struct inode *inode,
*
* The function skips space we know is already mapped to disk blocks.
*
- * The function ignores errors ->get_block() returns, thus real
- * error handling is postponed to __mpage_writepage()
*/
static void mpage_da_map_blocks(struct mpage_da_data *mpd)
{
+ int err = 0;
struct buffer_head *lbh = &mpd->lbh;
- int err = 0, remain = lbh->b_size;
sector_t next = lbh->b_blocknr;
struct buffer_head new;
@@ -1792,38 +1805,36 @@ static void mpage_da_map_blocks(struct mpage_da_data *mpd)
if (buffer_mapped(lbh) && !buffer_delay(lbh))
return;
- while (remain) {
- new.b_state = lbh->b_state;
- new.b_blocknr = 0;
- new.b_size = remain;
- err = mpd->get_block(mpd->inode, next, &new, 1);
- if (err) {
- /*
- * Rather than implement own error handling
- * here, we just leave remaining blocks
- * unallocated and try again with ->writepage()
- */
- break;
- }
- BUG_ON(new.b_size == 0);
+ new.b_state = lbh->b_state;
+ new.b_blocknr = 0;
+ new.b_size = lbh->b_size;
- if (buffer_new(&new))
- __unmap_underlying_blocks(mpd->inode, &new);
+ /*
+ * If we didn't accumulate anything
+ * to write simply return
+ */
+ if (!new.b_size)
+ return;
+ err = mpd->get_block(mpd->inode, next, &new, 1);
+ if (err)
+ return;
+ BUG_ON(new.b_size == 0);
- /*
- * If blocks are delayed marked, we need to
- * put actual blocknr and drop delayed bit
- */
- if (buffer_delay(lbh))
- mpage_put_bnr_to_bhs(mpd, next, &new);
+ if (buffer_new(&new))
+ __unmap_underlying_blocks(mpd->inode, &new);
- /* go for the remaining blocks */
- next += new.b_size >> mpd->inode->i_blkbits;
- remain -= new.b_size;
- }
+ /*
+ * If blocks are delayed marked, we need to
+ * put actual blocknr and drop delayed bit
+ */
+ if (buffer_delay(lbh) || buffer_unwritten(lbh))
+ mpage_put_bnr_to_bhs(mpd, next, &new);
+
+ return;
}
-#define BH_FLAGS ((1 << BH_Uptodate) | (1 << BH_Mapped) | (1 << BH_Delay))
+#define BH_FLAGS ((1 << BH_Uptodate) | (1 << BH_Mapped) | \
+ (1 << BH_Delay) | (1 << BH_Unwritten))
/*
* mpage_add_bh_to_extent - try to add one more block to extent of blocks
@@ -1837,41 +1848,61 @@ static void mpage_da_map_blocks(struct mpage_da_data *mpd)
static void mpage_add_bh_to_extent(struct mpage_da_data *mpd,
sector_t logical, struct buffer_head *bh)
{
- struct buffer_head *lbh = &mpd->lbh;
sector_t next;
+ size_t b_size = bh->b_size;
+ struct buffer_head *lbh = &mpd->lbh;
+ int nrblocks = lbh->b_size >> mpd->inode->i_blkbits;
- next = lbh->b_blocknr + (lbh->b_size >> mpd->inode->i_blkbits);
-
+ /* check if thereserved journal credits might overflow */
+ if (!(EXT4_I(mpd->inode)->i_flags & EXT4_EXTENTS_FL)) {
+ if (nrblocks >= EXT4_MAX_TRANS_DATA) {
+ /*
+ * With non-extent format we are limited by the journal
+ * credit available. Total credit needed to insert
+ * nrblocks contiguous blocks is dependent on the
+ * nrblocks. So limit nrblocks.
+ */
+ goto flush_it;
+ } else if ((nrblocks + (b_size >> mpd->inode->i_blkbits)) >
+ EXT4_MAX_TRANS_DATA) {
+ /*
+ * Adding the new buffer_head would make it cross the
+ * allowed limit for which we have journal credit
+ * reserved. So limit the new bh->b_size
+ */
+ b_size = (EXT4_MAX_TRANS_DATA - nrblocks) <<
+ mpd->inode->i_blkbits;
+ /* we will do mpage_da_submit_io in the next loop */
+ }
+ }
/*
* First block in the extent
*/
if (lbh->b_size == 0) {
lbh->b_blocknr = logical;
- lbh->b_size = bh->b_size;
+ lbh->b_size = b_size;
lbh->b_state = bh->b_state & BH_FLAGS;
return;
}
+ next = lbh->b_blocknr + nrblocks;
/*
* Can we merge the block to our big extent?
*/
if (logical == next && (bh->b_state & BH_FLAGS) == lbh->b_state) {
- lbh->b_size += bh->b_size;
+ lbh->b_size += b_size;
return;
}
+flush_it:
/*
* We couldn't merge the block to our extent, so we
* need to flush current extent and start new one
*/
mpage_da_map_blocks(mpd);
-
- /*
- * Now start a new extent
- */
- lbh->b_size = bh->b_size;
- lbh->b_state = bh->b_state & BH_FLAGS;
- lbh->b_blocknr = logical;
+ mpage_da_submit_io(mpd);
+ mpd->io_done = 1;
+ return;
}
/*
@@ -1891,17 +1922,35 @@ static int __mpage_da_writepage(struct page *page,
struct buffer_head *bh, *head, fake;
sector_t logical;
+ if (mpd->io_done) {
+ /*
+ * Rest of the page in the page_vec
+ * redirty then and skip then. We will
+ * try to to write them again after
+ * starting a new transaction
+ */
+ redirty_page_for_writepage(wbc, page);
+ unlock_page(page);
+ return MPAGE_DA_EXTENT_TAIL;
+ }
/*
* Can we merge this page to current extent?
*/
if (mpd->next_page != page->index) {
/*
* Nope, we can't. So, we map non-allocated blocks
- * and start IO on them using __mpage_writepage()
+ * and start IO on them using writepage()
*/
if (mpd->next_page != mpd->first_page) {
mpage_da_map_blocks(mpd);
mpage_da_submit_io(mpd);
+ /*
+ * skip rest of the page in the page_vec
+ */
+ mpd->io_done = 1;
+ redirty_page_for_writepage(wbc, page);
+ unlock_page(page);
+ return MPAGE_DA_EXTENT_TAIL;
}
/*
@@ -1932,6 +1981,8 @@ static int __mpage_da_writepage(struct page *page,
set_buffer_dirty(bh);
set_buffer_uptodate(bh);
mpage_add_bh_to_extent(mpd, logical, bh);
+ if (mpd->io_done)
+ return MPAGE_DA_EXTENT_TAIL;
} else {
/*
* Page with regular buffer heads, just add all dirty ones
@@ -1940,8 +1991,12 @@ static int __mpage_da_writepage(struct page *page,
bh = head;
do {
BUG_ON(buffer_locked(bh));
- if (buffer_dirty(bh))
+ if (buffer_dirty(bh) &&
+ (!buffer_mapped(bh) || buffer_delay(bh))) {
mpage_add_bh_to_extent(mpd, logical, bh);
+ if (mpd->io_done)
+ return MPAGE_DA_EXTENT_TAIL;
+ }
logical++;
} while ((bh = bh->b_this_page) != head);
}
@@ -1960,22 +2015,13 @@ static int __mpage_da_writepage(struct page *page,
*
* This is a library function, which implements the writepages()
* address_space_operation.
- *
- * In order to avoid duplication of logic that deals with partial pages,
- * multiple bio per page, etc, we find non-allocated blocks, allocate
- * them with minimal calls to ->get_block() and re-use __mpage_writepage()
- *
- * It's important that we call __mpage_writepage() only once for each
- * involved page, otherwise we'd have to implement more complicated logic
- * to deal with pages w/o PG_lock or w/ PG_writeback and so on.
- *
- * See comments to mpage_writepages()
*/
static int mpage_da_writepages(struct address_space *mapping,
struct writeback_control *wbc,
get_block_t get_block)
{
struct mpage_da_data mpd;
+ long to_write;
int ret;
if (!get_block)
@@ -1989,17 +2035,22 @@ static int mpage_da_writepages(struct address_space *mapping,
mpd.first_page = 0;
mpd.next_page = 0;
mpd.get_block = get_block;
+ mpd.io_done = 0;
+ mpd.pages_written = 0;
+
+ to_write = wbc->nr_to_write;
ret = write_cache_pages(mapping, wbc, __mpage_da_writepage, &mpd);
/*
* Handle last extent of pages
*/
- if (mpd.next_page != mpd.first_page) {
+ if (!mpd.io_done && mpd.next_page != mpd.first_page) {
mpage_da_map_blocks(&mpd);
mpage_da_submit_io(&mpd);
}
+ wbc->nr_to_write = to_write - mpd.pages_written;
return ret;
}
@@ -2204,63 +2255,95 @@ static int ext4_da_writepage(struct page *page,
}
/*
- * For now just follow the DIO way to estimate the max credits
- * needed to write out EXT4_MAX_WRITEBACK_PAGES.
- * todo: need to calculate the max credits need for
- * extent based files, currently the DIO credits is based on
- * indirect-blocks mapping way.
- *
- * Probably should have a generic way to calculate credits
- * for DIO, writepages, and truncate
+ * This is called via ext4_da_writepages() to
+ * calulate the total number of credits to reserve to fit
+ * a single extent allocation into a single transaction,
+ * ext4_da_writpeages() will loop calling this before
+ * the block allocation.
*/
-#define EXT4_MAX_WRITEBACK_PAGES DIO_MAX_BLOCKS
-#define EXT4_MAX_WRITEBACK_CREDITS DIO_CREDITS
+
+static int ext4_da_writepages_trans_blocks(struct inode *inode)
+{
+ int max_blocks = EXT4_I(inode)->i_reserved_data_blocks;
+
+ /*
+ * With non-extent format the journal credit needed to
+ * insert nrblocks contiguous block is dependent on
+ * number of contiguous block. So we will limit
+ * number of contiguous block to a sane value
+ */
+ if (!(inode->i_flags & EXT4_EXTENTS_FL) &&
+ (max_blocks > EXT4_MAX_TRANS_DATA))
+ max_blocks = EXT4_MAX_TRANS_DATA;
+
+ return ext4_chunk_trans_blocks(inode, max_blocks);
+}
static int ext4_da_writepages(struct address_space *mapping,
- struct writeback_control *wbc)
+ struct writeback_control *wbc)
{
- struct inode *inode = mapping->host;
handle_t *handle = NULL;
- int needed_blocks;
- int ret = 0;
- long to_write;
loff_t range_start = 0;
+ struct inode *inode = mapping->host;
+ int needed_blocks, ret = 0, nr_to_writebump = 0;
+ long to_write, pages_skipped = 0;
+ struct ext4_sb_info *sbi = EXT4_SB(mapping->host->i_sb);
/*
* No pages to write? This is mainly a kludge to avoid starting
* a transaction for special inodes like journal inode on last iput()
* because that could violate lock ordering on umount
*/
- if (!mapping->nrpages)
+ if (!mapping->nrpages || !mapping_tagged(mapping, PAGECACHE_TAG_DIRTY))
return 0;
-
/*
- * Estimate the worse case needed credits to write out
- * EXT4_MAX_BUF_BLOCKS pages
+ * Make sure nr_to_write is >= sbi->s_mb_stream_request
+ * This make sure small files blocks are allocated in
+ * single attempt. This ensure that small files
+ * get less fragmented.
*/
- needed_blocks = EXT4_MAX_WRITEBACK_CREDITS;
+ if (wbc->nr_to_write < sbi->s_mb_stream_request) {
+ nr_to_writebump = sbi->s_mb_stream_request - wbc->nr_to_write;
+ wbc->nr_to_write = sbi->s_mb_stream_request;
+ }
- to_write = wbc->nr_to_write;
- if (!wbc->range_cyclic) {
+ if (!wbc->range_cyclic)
/*
* If range_cyclic is not set force range_cont
* and save the old writeback_index
*/
wbc->range_cont = 1;
- range_start = wbc->range_start;
- }
- while (!ret && to_write) {
+ range_start = wbc->range_start;
+ pages_skipped = wbc->pages_skipped;
+
+restart_loop:
+ to_write = wbc->nr_to_write;
+ while (!ret && to_write > 0) {
+
+ /*
+ * we insert one extent at a time. So we need
+ * credit needed for single extent allocation.
+ * journalled mode is currently not supported
+ * by delalloc
+ */
+ BUG_ON(ext4_should_journal_data(inode));
+ needed_blocks = ext4_da_writepages_trans_blocks(inode);
+
/* start a new transaction*/
handle = ext4_journal_start(inode, needed_blocks);
if (IS_ERR(handle)) {
ret = PTR_ERR(handle);
+ printk(KERN_EMERG "%s: jbd2_start: "
+ "%ld pages, ino %lu; err %d\n", __func__,
+ wbc->nr_to_write, inode->i_ino, ret);
+ dump_stack();
goto out_writepages;
}
if (ext4_should_order_data(inode)) {
/*
* With ordered mode we need to add
- * the inode to the journal handle
+ * the inode to the journal handl
* when we do block allocation.
*/
ret = ext4_jbd2_file_inode(handle, inode);
@@ -2268,20 +2351,20 @@ static int ext4_da_writepages(struct address_space *mapping,
ext4_journal_stop(handle);
goto out_writepages;
}
-
}
- /*
- * set the max dirty pages could be write at a time
- * to fit into the reserved transaction credits
- */
- if (wbc->nr_to_write > EXT4_MAX_WRITEBACK_PAGES)
- wbc->nr_to_write = EXT4_MAX_WRITEBACK_PAGES;
to_write -= wbc->nr_to_write;
ret = mpage_da_writepages(mapping, wbc,
- ext4_da_get_block_write);
+ ext4_da_get_block_write);
ext4_journal_stop(handle);
- if (wbc->nr_to_write) {
+ if (ret == MPAGE_DA_EXTENT_TAIL) {
+ /*
+ * got one extent now try with
+ * rest of the pages
+ */
+ to_write += wbc->nr_to_write;
+ ret = 0;
+ } else if (wbc->nr_to_write) {
/*
* There is no more writeout needed
* or we requested for a noblocking writeout
@@ -2293,10 +2376,18 @@ static int ext4_da_writepages(struct address_space *mapping,
wbc->nr_to_write = to_write;
}
-out_writepages:
- wbc->nr_to_write = to_write;
- if (range_start)
+ if (wbc->range_cont && (pages_skipped != wbc->pages_skipped)) {
+ /* We skipped pages in this loop */
wbc->range_start = range_start;
+ wbc->nr_to_write = to_write +
+ wbc->pages_skipped - pages_skipped;
+ wbc->pages_skipped = pages_skipped;
+ goto restart_loop;
+ }
+
+out_writepages:
+ wbc->nr_to_write = to_write - nr_to_writebump;
+ wbc->range_start = range_start;
return ret;
}
@@ -3486,6 +3577,9 @@ void ext4_truncate(struct inode *inode)
* modify the block allocation tree.
*/
down_write(&ei->i_data_sem);
+
+ ext4_discard_reservation(inode);
+
/*
* The orphan list entry will now protect us from any crash which
* occurs before the truncate completes, so it is now safe to propagate
@@ -3555,8 +3649,6 @@ do_indirects:
;
}
- ext4_discard_reservation(inode);
-
up_write(&ei->i_data_sem);
inode->i_mtime = inode->i_ctime = ext4_current_time(inode);
ext4_mark_inode_dirty(handle, inode);
@@ -4324,57 +4416,129 @@ int ext4_getattr(struct vfsmount *mnt, struct dentry *dentry,
return 0;
}
+static int ext4_indirect_trans_blocks(struct inode *inode, int nrblocks,
+ int chunk)
+{
+ int indirects;
+
+ /* if nrblocks are contiguous */
+ if (chunk) {
+ /*
+ * With N contiguous data blocks, it need at most
+ * N/EXT4_ADDR_PER_BLOCK(inode->i_sb) indirect blocks
+ * 2 dindirect blocks
+ * 1 tindirect block
+ */
+ indirects = nrblocks / EXT4_ADDR_PER_BLOCK(inode->i_sb);
+ return indirects + 3;
+ }
+ /*
+ * if nrblocks are not contiguous, worse case, each block touch
+ * a indirect block, and each indirect block touch a double indirect
+ * block, plus a triple indirect block
+ */
+ indirects = nrblocks * 2 + 1;
+ return indirects;
+}
+
+static int ext4_index_trans_blocks(struct inode *inode, int nrblocks, int chunk)
+{
+ if (!(EXT4_I(inode)->i_flags & EXT4_EXTENTS_FL))
+ return ext4_indirect_trans_blocks(inode, nrblocks, 0);
+ return ext4_ext_index_trans_blocks(inode, nrblocks, 0);
+}
/*
- * How many blocks doth make a writepage()?
- *
- * With N blocks per page, it may be:
- * N data blocks
- * 2 indirect block
- * 2 dindirect
- * 1 tindirect
- * N+5 bitmap blocks (from the above)
- * N+5 group descriptor summary blocks
- * 1 inode block
- * 1 superblock.
- * 2 * EXT4_SINGLEDATA_TRANS_BLOCKS for the quote files
+ * Account for index blocks, block groups bitmaps and block group
+ * descriptor blocks if modify datablocks and index blocks
+ * worse case, the indexs blocks spread over different block groups
*
- * 3 * (N + 5) + 2 + 2 * EXT4_SINGLEDATA_TRANS_BLOCKS
+ * If datablocks are discontiguous, they are possible to spread over
+ * different block groups too. If they are contiugous, with flexbg,
+ * they could still across block group boundary.
*
- * With ordered or writeback data it's the same, less the N data blocks.
+ * Also account for superblock, inode, quota and xattr blocks
+ */
+int ext4_meta_trans_blocks(struct inode *inode, int nrblocks, int chunk)
+{
+ int groups, gdpblocks;
+ int idxblocks;
+ int ret = 0;
+
+ /*
+ * How many index blocks need to touch to modify nrblocks?
+ * The "Chunk" flag indicating whether the nrblocks is
+ * physically contiguous on disk
+ *
+ * For Direct IO and fallocate, they calls get_block to allocate
+ * one single extent at a time, so they could set the "Chunk" flag
+ */
+ idxblocks = ext4_index_trans_blocks(inode, nrblocks, chunk);
+
+ ret = idxblocks;
+
+ /*
+ * Now let's see how many group bitmaps and group descriptors need
+ * to account
+ */
+ groups = idxblocks;
+ if (chunk)
+ groups += 1;
+ else
+ groups += nrblocks;
+
+ gdpblocks = groups;
+ if (groups > EXT4_SB(inode->i_sb)->s_groups_count)
+ groups = EXT4_SB(inode->i_sb)->s_groups_count;
+ if (groups > EXT4_SB(inode->i_sb)->s_gdb_count)
+ gdpblocks = EXT4_SB(inode->i_sb)->s_gdb_count;
+
+ /* bitmaps and block group descriptor blocks */
+ ret += groups + gdpblocks;
+
+ /* Blocks for super block, inode, quota and xattr blocks */
+ ret += EXT4_META_TRANS_BLOCKS(inode->i_sb);
+
+ return ret;
+}
+
+/*
+ * Calulate the total number of credits to reserve to fit
+ * the modification of a single pages into a single transaction,
+ * which may include multiple chunks of block allocations.
*
- * If the inode's direct blocks can hold an integral number of pages then a
- * page cannot straddle two indirect blocks, and we can only touch one indirect
- * and dindirect block, and the "5" above becomes "3".
+ * This could be called via ext4_write_begin()
*
- * This still overestimates under most circumstances. If we were to pass the
- * start and end offsets in here as well we could do block_to_path() on each
- * block and work out the exact number of indirects which are touched. Pah.
+ * We need to consider the worse case, when
+ * one new block per extent.
*/
-
int ext4_writepage_trans_blocks(struct inode *inode)
{
int bpp = ext4_journal_blocks_per_page(inode);
- int indirects = (EXT4_NDIR_BLOCKS % bpp) ? 5 : 3;
int ret;
- if (EXT4_I(inode)->i_flags & EXT4_EXTENTS_FL)
- return ext4_ext_writepage_trans_blocks(inode, bpp);
+ ret = ext4_meta_trans_blocks(inode, bpp, 0);
+ /* Account for data blocks for journalled mode */
if (ext4_should_journal_data(inode))
- ret = 3 * (bpp + indirects) + 2;
- else
- ret = 2 * (bpp + indirects) + 2;
-
-#ifdef CONFIG_QUOTA
- /* We know that structure was already allocated during DQUOT_INIT so
- * we will be updating only the data blocks + inodes */
- ret += 2*EXT4_QUOTA_TRANS_BLOCKS(inode->i_sb);
-#endif
-
+ ret += bpp;
return ret;
}
/*
+ * Calculate the journal credits for a chunk of data modification.
+ *
+ * This is called from DIO, fallocate or whoever calling
+ * ext4_get_blocks_wrap() to map/allocate a chunk of contigous disk blocks.
+ *
+ * journal buffers for data blocks are not included here, as DIO
+ * and fallocate do no need to journal data buffers.
+ */
+int ext4_chunk_trans_blocks(struct inode *inode, int nrblocks)
+{
+ return ext4_meta_trans_blocks(inode, nrblocks, 1);
+}
+
+/*
* The caller must have previously called ext4_reserve_inode_write().
* Give this, we know that the caller already has write access to iloc->bh.
*/
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index 865e9ddb44d..e0e3a5eb1dd 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -3282,6 +3282,35 @@ static void ext4_mb_use_group_pa(struct ext4_allocation_context *ac,
}
/*
+ * Return the prealloc space that have minimal distance
+ * from the goal block. @cpa is the prealloc
+ * space that is having currently known minimal distance
+ * from the goal block.
+ */
+static struct ext4_prealloc_space *
+ext4_mb_check_group_pa(ext4_fsblk_t goal_block,
+ struct ext4_prealloc_space *pa,
+ struct ext4_prealloc_space *cpa)
+{
+ ext4_fsblk_t cur_distance, new_distance;
+
+ if (cpa == NULL) {
+ atomic_inc(&pa->pa_count);
+ return pa;
+ }
+ cur_distance = abs(goal_block - cpa->pa_pstart);
+ new_distance = abs(goal_block - pa->pa_pstart);
+
+ if (cur_distance < new_distance)
+ return cpa;
+
+ /* drop the previous reference */
+ atomic_dec(&cpa->pa_count);
+ atomic_inc(&pa->pa_count);
+ return pa;
+}
+
+/*
* search goal blocks in preallocated space
*/
static noinline_for_stack int
@@ -3290,7 +3319,8 @@ ext4_mb_use_preallocated(struct ext4_allocation_context *ac)
int order, i;
struct ext4_inode_info *ei = EXT4_I(ac->ac_inode);
struct ext4_locality_group *lg;
- struct ext4_prealloc_space *pa;
+ struct ext4_prealloc_space *pa, *cpa = NULL;
+ ext4_fsblk_t goal_block;
/* only data can be preallocated */
if (!(ac->ac_flags & EXT4_MB_HINT_DATA))
@@ -3333,6 +3363,13 @@ ext4_mb_use_preallocated(struct ext4_allocation_context *ac)
/* The max size of hash table is PREALLOC_TB_SIZE */
order = PREALLOC_TB_SIZE - 1;
+ goal_block = ac->ac_g_ex.fe_group * EXT4_BLOCKS_PER_GROUP(ac->ac_sb) +
+ ac->ac_g_ex.fe_start +
+ le32_to_cpu(EXT4_SB(ac->ac_sb)->s_es->s_first_data_block);
+ /*
+ * search for the prealloc space that is having
+ * minimal distance from the goal block.
+ */
for (i = order; i < PREALLOC_TB_SIZE; i++) {
rcu_read_lock();
list_for_each_entry_rcu(pa, &lg->lg_prealloc_list[i],
@@ -3340,17 +3377,19 @@ ext4_mb_use_preallocated(struct ext4_allocation_context *ac)
spin_lock(&pa->pa_lock);
if (pa->pa_deleted == 0 &&
pa->pa_free >= ac->ac_o_ex.fe_len) {
- atomic_inc(&pa->pa_count);
- ext4_mb_use_group_pa(ac, pa);
- spin_unlock(&pa->pa_lock);
- ac->ac_criteria = 20;
- rcu_read_unlock();
- return 1;
+
+ cpa = ext4_mb_check_group_pa(goal_block,
+ pa, cpa);
}
spin_unlock(&pa->pa_lock);
}
rcu_read_unlock();
}
+ if (cpa) {
+ ext4_mb_use_group_pa(ac, cpa);
+ ac->ac_criteria = 20;
+ return 1;
+ }
return 0;
}
diff --git a/fs/ext4/migrate.c b/fs/ext4/migrate.c
index b9e077ba07e..46fc0b5b12b 100644
--- a/fs/ext4/migrate.c
+++ b/fs/ext4/migrate.c
@@ -53,7 +53,8 @@ static int finish_range(handle_t *handle, struct inode *inode,
* credit. But below we try to not accumalate too much
* of them by restarting the journal.
*/
- needed = ext4_ext_calc_credits_for_insert(inode, path);
+ needed = ext4_ext_calc_credits_for_single_extent(inode,
+ lb->last_block - lb->first_block + 1, path);
/*
* Make sure the credit we accumalated is not really high
diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index 0a926516426..b3d35604ea1 100644
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -773,7 +773,8 @@ int ext4_group_add(struct super_block *sb, struct ext4_new_group_data *input)
if (reserved_gdb || gdb_off == 0) {
if (!EXT4_HAS_COMPAT_FEATURE(sb,
- EXT4_FEATURE_COMPAT_RESIZE_INODE)){
+ EXT4_FEATURE_COMPAT_RESIZE_INODE)
+ || !le16_to_cpu(es->s_reserved_gdt_blocks)) {
ext4_warning(sb, __func__,
"No reserved GDT blocks, can't resize");
return -EPERM;
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index d5d77958b86..566344b926b 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -568,6 +568,7 @@ static struct inode *ext4_alloc_inode(struct super_block *sb)
#endif
ei->i_block_alloc_info = NULL;
ei->vfs_inode.i_version = 1;
+ ei->vfs_inode.i_data.writeback_index = 0;
memset(&ei->i_cached_extent, 0, sizeof(struct ext4_ext_cache));
INIT_LIST_HEAD(&ei->i_prealloc_list);
spin_lock_init(&ei->i_prealloc_lock);
diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index 6d266d793e2..80ff3381fa2 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -562,26 +562,23 @@ static int fat_write_inode(struct inode *inode, int wait)
struct buffer_head *bh;
struct msdos_dir_entry *raw_entry;
loff_t i_pos;
- int err = 0;
+ int err;
retry:
i_pos = MSDOS_I(inode)->i_pos;
if (inode->i_ino == MSDOS_ROOT_INO || !i_pos)
return 0;
- lock_super(sb);
bh = sb_bread(sb, i_pos >> sbi->dir_per_block_bits);
if (!bh) {
printk(KERN_ERR "FAT: unable to read inode block "
"for updating (i_pos %lld)\n", i_pos);
- err = -EIO;
- goto out;
+ return -EIO;
}
spin_lock(&sbi->inode_hash_lock);
if (i_pos != MSDOS_I(inode)->i_pos) {
spin_unlock(&sbi->inode_hash_lock);
brelse(bh);
- unlock_super(sb);
goto retry;
}
@@ -607,11 +604,10 @@ retry:
}
spin_unlock(&sbi->inode_hash_lock);
mark_buffer_dirty(bh);
+ err = 0;
if (wait)
err = sync_dirty_buffer(bh);
brelse(bh);
-out:
- unlock_super(sb);
return err;
}
diff --git a/fs/ioprio.c b/fs/ioprio.c
index c4a1c3c65aa..da3cc460d4d 100644
--- a/fs/ioprio.c
+++ b/fs/ioprio.c
@@ -115,11 +115,11 @@ asmlinkage long sys_ioprio_set(int which, int who, int ioprio)
pgrp = task_pgrp(current);
else
pgrp = find_vpid(who);
- do_each_pid_task(pgrp, PIDTYPE_PGID, p) {
+ do_each_pid_thread(pgrp, PIDTYPE_PGID, p) {
ret = set_task_ioprio(p, ioprio);
if (ret)
break;
- } while_each_pid_task(pgrp, PIDTYPE_PGID, p);
+ } while_each_pid_thread(pgrp, PIDTYPE_PGID, p);
break;
case IOPRIO_WHO_USER:
if (!who)
@@ -204,7 +204,7 @@ asmlinkage long sys_ioprio_get(int which, int who)
pgrp = task_pgrp(current);
else
pgrp = find_vpid(who);
- do_each_pid_task(pgrp, PIDTYPE_PGID, p) {
+ do_each_pid_thread(pgrp, PIDTYPE_PGID, p) {
tmpio = get_task_ioprio(p);
if (tmpio < 0)
continue;
@@ -212,7 +212,7 @@ asmlinkage long sys_ioprio_get(int which, int who)
ret = tmpio;
else
ret = ioprio_best(ret, tmpio);
- } while_each_pid_task(pgrp, PIDTYPE_PGID, p);
+ } while_each_pid_thread(pgrp, PIDTYPE_PGID, p);
break;
case IOPRIO_WHO_USER:
if (!who)
diff --git a/fs/jffs2/jffs2_fs_i.h b/fs/jffs2/jffs2_fs_i.h
index 31559f45fdd..4c41db91eaa 100644
--- a/fs/jffs2/jffs2_fs_i.h
+++ b/fs/jffs2/jffs2_fs_i.h
@@ -12,7 +12,6 @@
#ifndef _JFFS2_FS_I
#define _JFFS2_FS_I
-#include <linux/version.h>
#include <linux/rbtree.h>
#include <linux/posix_acl.h>
#include <linux/mutex.h>
diff --git a/fs/proc/nommu.c b/fs/proc/nommu.c
index 79ecd281d2c..3f87d263294 100644
--- a/fs/proc/nommu.c
+++ b/fs/proc/nommu.c
@@ -52,14 +52,14 @@ int nommu_vma_show(struct seq_file *m, struct vm_area_struct *vma)
}
seq_printf(m,
- "%08lx-%08lx %c%c%c%c %08lx %02x:%02x %lu %n",
+ "%08lx-%08lx %c%c%c%c %08llx %02x:%02x %lu %n",
vma->vm_start,
vma->vm_end,
flags & VM_READ ? 'r' : '-',
flags & VM_WRITE ? 'w' : '-',
flags & VM_EXEC ? 'x' : '-',
flags & VM_MAYSHARE ? flags & VM_SHARED ? 'S' : 's' : 'p',
- vma->vm_pgoff << PAGE_SHIFT,
+ ((loff_t)vma->vm_pgoff) << PAGE_SHIFT,
MAJOR(dev), MINOR(dev), ino, &len);
if (file) {
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index 7546a918f79..73d1891ee62 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -219,14 +219,14 @@ static int show_map(struct seq_file *m, void *v)
ino = inode->i_ino;
}
- seq_printf(m, "%08lx-%08lx %c%c%c%c %08lx %02x:%02x %lu %n",
+ seq_printf(m, "%08lx-%08lx %c%c%c%c %08llx %02x:%02x %lu %n",
vma->vm_start,
vma->vm_end,
flags & VM_READ ? 'r' : '-',
flags & VM_WRITE ? 'w' : '-',
flags & VM_EXEC ? 'x' : '-',
flags & VM_MAYSHARE ? 's' : 'p',
- vma->vm_pgoff << PAGE_SHIFT,
+ ((loff_t)vma->vm_pgoff) << PAGE_SHIFT,
MAJOR(dev), MINOR(dev), ino, &len);
/*
diff --git a/fs/xfs/xfs_dmapi.h b/fs/xfs/xfs_dmapi.h
index cdc2d3464a1..2813cdd7237 100644
--- a/fs/xfs/xfs_dmapi.h
+++ b/fs/xfs/xfs_dmapi.h
@@ -18,7 +18,6 @@
#ifndef __XFS_DMAPI_H__
#define __XFS_DMAPI_H__
-#include <linux/version.h>
/* Values used to define the on-disk version of dm_attrname_t. All
* on-disk attribute names start with the 8-byte string "SGI_DMI_".
*
diff --git a/include/asm-cris/Kbuild b/include/asm-cris/Kbuild
index b7037d80d46..d5b631935ec 100644
--- a/include/asm-cris/Kbuild
+++ b/include/asm-cris/Kbuild
@@ -1,6 +1,5 @@
include include/asm-generic/Kbuild.asm
-header-y += arch/
header-y += arch-v10/
header-y += arch-v32/
diff --git a/include/asm-frv/io.h b/include/asm-frv/io.h
index 20e44fe00ab..ca7475e73b5 100644
--- a/include/asm-frv/io.h
+++ b/include/asm-frv/io.h
@@ -271,6 +271,8 @@ static inline void __iomem *ioremap_fullcache(unsigned long physaddr, unsigned l
return __ioremap(physaddr, size, IOMAP_FULL_CACHING);
}
+#define ioremap_wc ioremap_nocache
+
extern void iounmap(void volatile __iomem *addr);
static inline void __iomem *ioport_map(unsigned long port, unsigned int nr)
diff --git a/include/asm-generic/rtc.h b/include/asm-generic/rtc.h
index be4af0029ac..71ef3f0b968 100644
--- a/include/asm-generic/rtc.h
+++ b/include/asm-generic/rtc.h
@@ -15,6 +15,7 @@
#include <linux/mc146818rtc.h>
#include <linux/rtc.h>
#include <linux/bcd.h>
+#include <linux/delay.h>
#define RTC_PIE 0x40 /* periodic interrupt enable */
#define RTC_AIE 0x20 /* alarm interrupt enable */
@@ -43,7 +44,6 @@ static inline unsigned char rtc_is_updating(void)
static inline unsigned int get_rtc_time(struct rtc_time *time)
{
- unsigned long uip_watchdog = jiffies;
unsigned char ctrl;
unsigned long flags;
@@ -53,19 +53,15 @@ static inline unsigned int get_rtc_time(struct rtc_time *time)
/*
* read RTC once any update in progress is done. The update
- * can take just over 2ms. We wait 10 to 20ms. There is no need to
+ * can take just over 2ms. We wait 20ms. There is no need to
* to poll-wait (up to 1s - eeccch) for the falling edge of RTC_UIP.
* If you need to know *exactly* when a second has started, enable
* periodic update complete interrupts, (via ioctl) and then
* immediately read /dev/rtc which will block until you get the IRQ.
* Once the read clears, read the RTC time (again via ioctl). Easy.
*/
-
- if (rtc_is_updating() != 0)
- while (jiffies - uip_watchdog < 2*HZ/100) {
- barrier();
- cpu_relax();
- }
+ if (rtc_is_updating())
+ mdelay(20);
/*
* Only the values that we read from the RTC are set. We leave
diff --git a/include/asm-mn10300/io.h b/include/asm-mn10300/io.h
index b8b6dc87825..c1a4119e649 100644
--- a/include/asm-mn10300/io.h
+++ b/include/asm-mn10300/io.h
@@ -259,6 +259,8 @@ static inline void *ioremap_nocache(unsigned long offset, unsigned long size)
return (void *) (offset | 0x20000000);
}
+#define ioremap_wc ioremap_nocache
+
static inline void iounmap(void *addr)
{
}
diff --git a/include/asm-x86/cpufeature.h b/include/asm-x86/cpufeature.h
index 2f5a792b0ac..762f6a6bc70 100644
--- a/include/asm-x86/cpufeature.h
+++ b/include/asm-x86/cpufeature.h
@@ -91,6 +91,7 @@
#define X86_FEATURE_CX16 (4*32+13) /* CMPXCHG16B */
#define X86_FEATURE_XTPR (4*32+14) /* Send Task Priority Messages */
#define X86_FEATURE_DCA (4*32+18) /* Direct Cache Access */
+#define X86_FEATURE_XMM4_2 (4*32+20) /* Streaming SIMD Extensions-4.2 */
/* VIA/Cyrix/Centaur-defined CPU features, CPUID level 0xC0000001, word 5 */
#define X86_FEATURE_XSTORE (5*32+ 2) /* on-CPU RNG present (xstore insn) */
@@ -189,6 +190,7 @@ extern const char * const x86_power_flags[32];
#define cpu_has_gbpages boot_cpu_has(X86_FEATURE_GBPAGES)
#define cpu_has_arch_perfmon boot_cpu_has(X86_FEATURE_ARCH_PERFMON)
#define cpu_has_pat boot_cpu_has(X86_FEATURE_PAT)
+#define cpu_has_xmm4_2 boot_cpu_has(X86_FEATURE_XMM4_2)
#if defined(CONFIG_X86_INVLPG) || defined(CONFIG_X86_64)
# define cpu_has_invlpg 1
diff --git a/include/asm-x86/genapic_32.h b/include/asm-x86/genapic_32.h
index b02ea6e17de..754d635f90f 100644
--- a/include/asm-x86/genapic_32.h
+++ b/include/asm-x86/genapic_32.h
@@ -118,6 +118,7 @@ enum uv_system_type {UV_NONE, UV_LEGACY_APIC, UV_X2APIC, UV_NON_UNIQUE_APIC};
#define get_uv_system_type() UV_NONE
#define is_uv_system() 0
#define uv_wakeup_secondary(a, b) 1
+#define uv_system_init() do {} while (0)
#endif
diff --git a/include/asm-x86/genapic_64.h b/include/asm-x86/genapic_64.h
index 0f8504627c4..a47d6312913 100644
--- a/include/asm-x86/genapic_64.h
+++ b/include/asm-x86/genapic_64.h
@@ -42,6 +42,7 @@ extern int is_uv_system(void);
extern struct genapic apic_x2apic_uv_x;
DECLARE_PER_CPU(int, x2apic_extra_bits);
extern void uv_cpu_init(void);
+extern void uv_system_init(void);
extern int uv_wakeup_secondary(int phys_apicid, unsigned int start_rip);
extern void setup_apic_routing(void);
diff --git a/include/asm-x86/irq_vectors.h b/include/asm-x86/irq_vectors.h
index b95d167b7fb..a48c7f2dbdc 100644
--- a/include/asm-x86/irq_vectors.h
+++ b/include/asm-x86/irq_vectors.h
@@ -76,6 +76,7 @@
#define CALL_FUNCTION_SINGLE_VECTOR 0xfb
#define THERMAL_APIC_VECTOR 0xfa
#define THRESHOLD_APIC_VECTOR 0xf9
+#define UV_BAU_MESSAGE 0xf8
#define INVALIDATE_TLB_VECTOR_END 0xf7
#define INVALIDATE_TLB_VECTOR_START 0xf0 /* f0-f7 used for TLB flush */
diff --git a/include/asm-x86/kvm_host.h b/include/asm-x86/kvm_host.h
index 0f3c5311461..c2e34c27590 100644
--- a/include/asm-x86/kvm_host.h
+++ b/include/asm-x86/kvm_host.h
@@ -722,7 +722,7 @@ asmlinkage void kvm_handle_fault_on_reboot(void);
#define __kvm_handle_fault_on_reboot(insn) \
"666: " insn "\n\t" \
- ".pushsection .text.fixup, \"ax\" \n" \
+ ".pushsection .fixup, \"ax\" \n" \
"667: \n\t" \
KVM_EX_PUSH " $666b \n\t" \
"jmp kvm_handle_fault_on_reboot \n\t" \
diff --git a/include/asm-x86/mce.h b/include/asm-x86/mce.h
index 94f1fd79e22..531eaa58745 100644
--- a/include/asm-x86/mce.h
+++ b/include/asm-x86/mce.h
@@ -92,6 +92,7 @@ extern int mce_disabled;
void mce_log(struct mce *m);
DECLARE_PER_CPU(struct sys_device, device_mce);
+extern void (*threshold_cpu_callback)(unsigned long action, unsigned int cpu);
#ifdef CONFIG_X86_MCE_INTEL
void mce_intel_feature_init(struct cpuinfo_x86 *c);
diff --git a/include/asm-x86/uv/uv_bau.h b/include/asm-x86/uv/uv_bau.h
index 91ac0dfb758..610b6b308e9 100644
--- a/include/asm-x86/uv/uv_bau.h
+++ b/include/asm-x86/uv/uv_bau.h
@@ -40,11 +40,6 @@
#define UV_ACTIVATION_DESCRIPTOR_SIZE 32
#define UV_DISTRIBUTION_SIZE 256
#define UV_SW_ACK_NPENDING 8
-#define UV_BAU_MESSAGE 200
-/*
- * Messaging irq; see irq_64.h and include/asm-x86/hw_irq_64.h
- * To be dynamically allocated in the future
- */
#define UV_NET_ENDPOINT_INTD 0x38
#define UV_DESC_BASE_PNODE_SHIFT 49
#define UV_PAYLOADQ_PNODE_SHIFT 49
diff --git a/include/asm-x86/xen/hypervisor.h b/include/asm-x86/xen/hypervisor.h
index 8e15dd28c91..04ee0610014 100644
--- a/include/asm-x86/xen/hypervisor.h
+++ b/include/asm-x86/xen/hypervisor.h
@@ -35,7 +35,6 @@
#include <linux/types.h>
#include <linux/kernel.h>
-#include <linux/version.h>
#include <xen/interface/xen.h>
#include <xen/interface/version.h>
diff --git a/include/linux/device.h b/include/linux/device.h
index d24a47f80f9..4d8372d135d 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -358,6 +358,7 @@ struct device {
struct kobject kobj;
char bus_id[BUS_ID_SIZE]; /* position on parent bus */
+ const char *init_name; /* initial name of the device */
struct device_type *type;
unsigned uevent_suppress:1;
@@ -406,7 +407,7 @@ struct device {
/* Get the wakeup routines, which depend on struct device */
#include <linux/pm_wakeup.h>
-static inline const char *dev_name(struct device *dev)
+static inline const char *dev_name(const struct device *dev)
{
/* will be changed into kobject_name(&dev->kobj) in the near future */
return dev->bus_id;
@@ -518,7 +519,7 @@ extern void device_shutdown(void);
extern void sysdev_shutdown(void);
/* debugging and troubleshooting/diagnostic helpers. */
-extern const char *dev_driver_string(struct device *dev);
+extern const char *dev_driver_string(const struct device *dev);
#define dev_printk(level, dev, format, arg...) \
printk(level "%s %s: " format , dev_driver_string(dev) , \
dev_name(dev) , ## arg)
diff --git a/include/linux/exportfs.h b/include/linux/exportfs.h
index f5abd130663..27e772cefb6 100644
--- a/include/linux/exportfs.h
+++ b/include/linux/exportfs.h
@@ -35,6 +35,27 @@ enum fid_type {
FILEID_INO32_GEN_PARENT = 2,
/*
+ * 64 bit object ID, 64 bit root object ID,
+ * 32 bit generation number.
+ */
+ FILEID_BTRFS_WITHOUT_PARENT = 0x4d,
+
+ /*
+ * 64 bit object ID, 64 bit root object ID,
+ * 32 bit generation number,
+ * 64 bit parent object ID, 32 bit parent generation.
+ */
+ FILEID_BTRFS_WITH_PARENT = 0x4e,
+
+ /*
+ * 64 bit object ID, 64 bit root object ID,
+ * 32 bit generation number,
+ * 64 bit parent object ID, 32 bit parent generation,
+ * 64 bit parent root object ID.
+ */
+ FILEID_BTRFS_WITH_PARENT_ROOT = 0x4f,
+
+ /*
* 32 bit block number, 16 bit partition reference,
* 16 bit unused, 32 bit generation number.
*/
diff --git a/include/linux/fb.h b/include/linux/fb.h
index 3b8870e32af..531ccd5f596 100644
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -976,6 +976,9 @@ static inline void __fb_pad_aligned_buffer(u8 *dst, u32 d_pitch,
/* drivers/video/fb_defio.c */
extern void fb_deferred_io_init(struct fb_info *info);
+extern void fb_deferred_io_open(struct fb_info *info,
+ struct inode *inode,
+ struct file *file);
extern void fb_deferred_io_cleanup(struct fb_info *info);
extern int fb_deferred_io_fsync(struct file *file, struct dentry *dentry,
int datasync);
diff --git a/include/linux/fs_uart_pd.h b/include/linux/fs_uart_pd.h
index 809bb9ffc78..36b61ff3927 100644
--- a/include/linux/fs_uart_pd.h
+++ b/include/linux/fs_uart_pd.h
@@ -12,7 +12,6 @@
#ifndef FS_UART_PD_H
#define FS_UART_PD_H
-#include <linux/version.h>
#include <asm/types.h>
enum fs_uart_id {
diff --git a/include/linux/if_tun.h b/include/linux/if_tun.h
index 4c6307ad9fd..8529f57ba26 100644
--- a/include/linux/if_tun.h
+++ b/include/linux/if_tun.h
@@ -45,6 +45,7 @@
#define TUNGETFEATURES _IOR('T', 207, unsigned int)
#define TUNSETOFFLOAD _IOW('T', 208, unsigned int)
#define TUNSETTXFILTER _IOW('T', 209, unsigned int)
+#define TUNGETIFF _IOR('T', 210, unsigned int)
/* TUNSETIFF ifr flags */
#define IFF_TUN 0x0001
diff --git a/include/linux/kvm.h b/include/linux/kvm.h
index 69511f74f91..70a30651cd1 100644
--- a/include/linux/kvm.h
+++ b/include/linux/kvm.h
@@ -320,12 +320,12 @@ struct kvm_trace_rec {
struct {
__u64 cycle_u64;
__u32 extra_u32[KVM_TRC_EXTRA_MAX];
- } cycle;
+ } __attribute__((packed)) cycle;
struct {
__u32 extra_u32[KVM_TRC_EXTRA_MAX];
} nocycle;
} u;
-} __attribute__((packed));
+};
#define KVMIO 0xAE
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 06b80337303..225bfc5bd9e 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -163,6 +163,7 @@ enum {
ATA_DEV_NONE = 9, /* no device */
/* struct ata_link flags */
+ ATA_LFLAG_NO_HRST = (1 << 1), /* avoid hardreset */
ATA_LFLAG_NO_SRST = (1 << 2), /* avoid softreset */
ATA_LFLAG_ASSUME_ATA = (1 << 3), /* assume ATA class */
ATA_LFLAG_ASSUME_SEMB = (1 << 4), /* assume SEMB class */
@@ -646,6 +647,7 @@ struct ata_link {
unsigned int flags; /* ATA_LFLAG_xxx */
+ u32 saved_scontrol; /* SControl on probe */
unsigned int hw_sata_spd_limit;
unsigned int sata_spd_limit;
unsigned int sata_spd; /* current SATA PHY speed */
@@ -1427,6 +1429,28 @@ static inline unsigned long ata_deadline(unsigned long from_jiffies,
return from_jiffies + msecs_to_jiffies(timeout_msecs);
}
+/* Don't open code these in drivers as there are traps. Firstly the range may
+ change in future hardware and specs, secondly 0xFF means 'no DMA' but is
+ > UDMA_0. Dyma ddreigiau */
+
+static inline int ata_using_mwdma(struct ata_device *adev)
+{
+ if (adev->dma_mode >= XFER_MW_DMA_0 && adev->dma_mode <= XFER_MW_DMA_4)
+ return 1;
+ return 0;
+}
+
+static inline int ata_using_udma(struct ata_device *adev)
+{
+ if (adev->dma_mode >= XFER_UDMA_0 && adev->dma_mode <= XFER_UDMA_7)
+ return 1;
+ return 0;
+}
+
+static inline int ata_dma_enabled(struct ata_device *adev)
+{
+ return (adev->dma_mode == 0xFF ? 0 : 1);
+}
/**************************************************************************
* PMP - drivers/ata/libata-pmp.c
diff --git a/include/linux/pci-acpi.h b/include/linux/pci-acpi.h
index 3ba25065fa9..8837928fbf3 100644
--- a/include/linux/pci-acpi.h
+++ b/include/linux/pci-acpi.h
@@ -57,6 +57,15 @@ static inline acpi_status pcie_osc_support_set(u32 flags)
{
return __pci_osc_support_set(flags, PCI_EXPRESS_ROOT_HID_STRING);
}
+static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev)
+{
+ /* Find root host bridge */
+ while (pdev->bus->self)
+ pdev = pdev->bus->self;
+
+ return acpi_get_pci_rootbridge_handle(pci_domain_nr(pdev->bus),
+ pdev->bus->number);
+}
#else
#if !defined(AE_ERROR)
typedef u32 acpi_status;
@@ -66,6 +75,8 @@ static inline acpi_status pci_osc_control_set(acpi_handle handle, u32 flags)
{return AE_ERROR;}
static inline acpi_status pci_osc_support_set(u32 flags) {return AE_ERROR;}
static inline acpi_status pcie_osc_support_set(u32 flags) {return AE_ERROR;}
+static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev)
+{ return NULL; }
#endif
#endif /* _PCI_ACPI_H_ */
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 9ec2bcce8e8..f1624b39675 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -2428,6 +2428,9 @@
#define PCI_DEVICE_ID_INTEL_ICH10_3 0x3a1a
#define PCI_DEVICE_ID_INTEL_ICH10_4 0x3a30
#define PCI_DEVICE_ID_INTEL_ICH10_5 0x3a60
+#define PCI_DEVICE_ID_INTEL_PCH_0 0x3b10
+#define PCI_DEVICE_ID_INTEL_PCH_1 0x3b11
+#define PCI_DEVICE_ID_INTEL_PCH_2 0x3b30
#define PCI_DEVICE_ID_INTEL_IOAT_SNB 0x402f
#define PCI_DEVICE_ID_INTEL_5100_16 0x65f0
#define PCI_DEVICE_ID_INTEL_5100_21 0x65f5
diff --git a/include/linux/pid.h b/include/linux/pid.h
index 22921ac4cfd..d7e98ff8021 100644
--- a/include/linux/pid.h
+++ b/include/linux/pid.h
@@ -161,4 +161,13 @@ pid_t pid_vnr(struct pid *pid);
} \
} while (0)
+#define do_each_pid_thread(pid, type, task) \
+ do_each_pid_task(pid, type, task) { \
+ struct task_struct *tg___ = task; \
+ do {
+
+#define while_each_pid_thread(pid, type, task) \
+ } while_each_thread(tg___, task); \
+ task = tg___; \
+ } while_each_pid_task(pid, type, task)
#endif /* _LINUX_PID_H */
diff --git a/include/linux/rmap.h b/include/linux/rmap.h
index 69407f85e10..fed6f5e0b41 100644
--- a/include/linux/rmap.h
+++ b/include/linux/rmap.h
@@ -102,7 +102,7 @@ int try_to_unmap(struct page *, int ignore_refs);
* Called from mm/filemap_xip.c to unmap empty zero page
*/
pte_t *page_check_address(struct page *, struct mm_struct *,
- unsigned long, spinlock_t **);
+ unsigned long, spinlock_t **, int);
/*
* Used by swapoff to help locate where page is expected in vma.
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 358661c9990..90992371783 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -1452,6 +1452,10 @@ extern int skb_copy_datagram_iovec(const struct sk_buff *from,
extern int skb_copy_and_csum_datagram_iovec(struct sk_buff *skb,
int hlen,
struct iovec *iov);
+extern int skb_copy_datagram_from_iovec(struct sk_buff *skb,
+ int offset,
+ struct iovec *from,
+ int len);
extern void skb_free_datagram(struct sock *sk, struct sk_buff *skb);
extern int skb_kill_datagram(struct sock *sk, struct sk_buff *skb,
unsigned int flags);
diff --git a/include/linux/stop_machine.h b/include/linux/stop_machine.h
index f1cb0ba6d71..faf1519b5ad 100644
--- a/include/linux/stop_machine.h
+++ b/include/linux/stop_machine.h
@@ -3,16 +3,13 @@
/* "Bogolock": stop the entire machine, disable interrupts. This is a
very heavy lock, which is equivalent to grabbing every spinlock
(and more). So the "read" side to such a lock is anything which
- diables preeempt. */
+ disables preeempt. */
#include <linux/cpu.h>
#include <linux/cpumask.h>
#include <asm/system.h>
#if defined(CONFIG_STOP_MACHINE) && defined(CONFIG_SMP)
-/* Deprecated, but useful for transition. */
-#define ALL_CPUS ~0U
-
/**
* stop_machine: freeze the machine on all CPUs and run this function
* @fn: the function to run
@@ -50,18 +47,4 @@ static inline int stop_machine(int (*fn)(void *), void *data,
return ret;
}
#endif /* CONFIG_SMP */
-
-static inline int __deprecated stop_machine_run(int (*fn)(void *), void *data,
- unsigned int cpu)
-{
- /* If they don't care which cpu fn runs on, just pick one. */
- if (cpu == NR_CPUS)
- return stop_machine(fn, data, NULL);
- else if (cpu == ~0U)
- return stop_machine(fn, data, &cpu_possible_map);
- else {
- cpumask_t cpus = cpumask_of_cpu(cpu);
- return stop_machine(fn, data, &cpus);
- }
-}
#endif /* _LINUX_STOP_MACHINE */
diff --git a/include/linux/tick.h b/include/linux/tick.h
index d3c02695dc5..8cf8cfe2cc9 100644
--- a/include/linux/tick.h
+++ b/include/linux/tick.h
@@ -74,10 +74,13 @@ extern struct tick_device *tick_get_device(int cpu);
extern int tick_init_highres(void);
extern int tick_program_event(ktime_t expires, int force);
extern void tick_setup_sched_timer(void);
+# endif
+
+# if defined CONFIG_NO_HZ || defined CONFIG_HIGH_RES_TIMERS
extern void tick_cancel_sched_timer(int cpu);
# else
static inline void tick_cancel_sched_timer(int cpu) { }
-# endif /* HIGHRES */
+# endif
# ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST
extern struct tick_device *tick_get_broadcast_device(void);
diff --git a/include/linux/usb.h b/include/linux/usb.h
index 0924cd9c30f..94ac74aba6b 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -110,6 +110,8 @@ enum usb_interface_condition {
* @sysfs_files_created: sysfs attributes exist
* @needs_remote_wakeup: flag set when the driver requires remote-wakeup
* capability during autosuspend.
+ * @needs_altsetting0: flag set when a set-interface request for altsetting 0
+ * has been deferred.
* @needs_binding: flag set when the driver should be re-probed or unbound
* following a reset or suspend operation it doesn't support.
* @dev: driver model's view of this device
@@ -162,6 +164,7 @@ struct usb_interface {
unsigned is_active:1; /* the interface is not suspended */
unsigned sysfs_files_created:1; /* the sysfs attributes exist */
unsigned needs_remote_wakeup:1; /* driver requires remote wakeup */
+ unsigned needs_altsetting0:1; /* switch to altsetting 0 is pending */
unsigned needs_binding:1; /* needs delayed unbind/rebind */
struct device dev; /* interface specific device info */
diff --git a/include/net/addrconf.h b/include/net/addrconf.h
index 06b28142b3a..c216de528b0 100644
--- a/include/net/addrconf.h
+++ b/include/net/addrconf.h
@@ -80,7 +80,8 @@ extern struct inet6_ifaddr *ipv6_get_ifaddr(struct net *net,
struct net_device *dev,
int strict);
-extern int ipv6_dev_get_saddr(struct net_device *dev,
+extern int ipv6_dev_get_saddr(struct net *net,
+ struct net_device *dev,
const struct in6_addr *daddr,
unsigned int srcprefs,
struct in6_addr *saddr);
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index bc391ba101e..5f53db7e4e5 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -107,6 +107,7 @@ struct rt6_rtnl_dump_arg
{
struct sk_buff *skb;
struct netlink_callback *cb;
+ struct net *net;
};
extern int rt6_dump_route(struct rt6_info *rt, void *p_arg);
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index b397e4d984c..ff137fd7714 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -708,10 +708,7 @@ enum ieee80211_tkip_key_type {
* rely on the host system for such buffering. This option is used
* to configure the IEEE 802.11 upper layer to buffer broadcast and
* multicast frames when there are power saving stations so that
- * the driver can fetch them with ieee80211_get_buffered_bc(). Note
- * that not setting this flag works properly only when the
- * %IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE is also not set because
- * otherwise the stack will not know when the DTIM beacon was sent.
+ * the driver can fetch them with ieee80211_get_buffered_bc().
*
* @IEEE80211_HW_2GHZ_SHORT_SLOT_INCAPABLE:
* Hardware is not capable of short slot operation on the 2.4 GHz band.
@@ -1099,10 +1096,8 @@ enum ieee80211_ampdu_mlme_action {
* See the section "Frame filtering" for more information.
* This callback must be implemented and atomic.
*
- * @set_tim: Set TIM bit. If the hardware/firmware takes care of beacon
- * generation (that is, %IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE is set)
- * mac80211 calls this function when a TIM bit must be set or cleared
- * for a given AID. Must be atomic.
+ * @set_tim: Set TIM bit. mac80211 calls this function when a TIM bit
+ * must be set or cleared for a given AID. Must be atomic.
*
* @set_key: See the section "Hardware crypto acceleration"
* This callback can sleep, and is only called between add_interface
diff --git a/include/net/pkt_sched.h b/include/net/pkt_sched.h
index 853fe83d9f3..b786a5b0925 100644
--- a/include/net/pkt_sched.h
+++ b/include/net/pkt_sched.h
@@ -78,6 +78,7 @@ extern struct Qdisc *fifo_create_dflt(struct Qdisc *sch, struct Qdisc_ops *ops,
extern int register_qdisc(struct Qdisc_ops *qops);
extern int unregister_qdisc(struct Qdisc_ops *qops);
+extern void qdisc_list_del(struct Qdisc *q);
extern struct Qdisc *qdisc_lookup(struct net_device *dev, u32 handle);
extern struct Qdisc *qdisc_lookup_class(struct net_device *dev, u32 handle);
extern struct qdisc_rate_table *qdisc_get_rtab(struct tc_ratespec *r,
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index a7abfda3e44..b1d2cfea89c 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -27,6 +27,7 @@ enum qdisc_state_t
{
__QDISC_STATE_RUNNING,
__QDISC_STATE_SCHED,
+ __QDISC_STATE_DEACTIVATED,
};
struct qdisc_size_table {
@@ -60,7 +61,6 @@ struct Qdisc
struct gnet_stats_basic bstats;
struct gnet_stats_queue qstats;
struct gnet_stats_rate_est rate_est;
- struct rcu_head q_rcu;
int (*reshape_fail)(struct sk_buff *skb,
struct Qdisc *q);
@@ -193,6 +193,11 @@ static inline struct Qdisc *qdisc_root(struct Qdisc *qdisc)
return qdisc->dev_queue->qdisc;
}
+static inline struct Qdisc *qdisc_root_sleeping(struct Qdisc *qdisc)
+{
+ return qdisc->dev_queue->qdisc_sleeping;
+}
+
/* The qdisc root lock is a mechanism by which to top level
* of a qdisc tree can be locked from any qdisc node in the
* forest. This allows changing the configuration of some
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index 291d56a1916..80b2e93c293 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -6,6 +6,7 @@
#include <linux/spinlock.h>
#include <linux/workqueue.h>
#include <linux/blkdev.h>
+#include <scsi/scsi.h>
#include <asm/atomic.h>
struct request_queue;
@@ -426,7 +427,7 @@ static inline int scsi_device_enclosure(struct scsi_device *sdev)
static inline int scsi_device_protection(struct scsi_device *sdev)
{
- return sdev->inquiry[5] & (1<<0);
+ return sdev->scsi_level > SCSI_2 && sdev->inquiry[5] & (1<<0);
}
#define MODULE_ALIAS_SCSI_DEVICE(type) \
diff --git a/kernel/module.c b/kernel/module.c
index 08864d257eb..9db11911e04 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -1799,7 +1799,7 @@ static void *module_alloc_update_bounds(unsigned long size)
/* Allocate and load the module: note that size of section 0 is always
zero, and we rely on this for optional sections. */
-static struct module *load_module(void __user *umod,
+static noinline struct module *load_module(void __user *umod,
unsigned long len,
const char __user *uargs)
{
diff --git a/kernel/nsproxy.c b/kernel/nsproxy.c
index 21575fc46d0..1d3ef29a258 100644
--- a/kernel/nsproxy.c
+++ b/kernel/nsproxy.c
@@ -14,7 +14,6 @@
*/
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/nsproxy.h>
#include <linux/init_task.h>
#include <linux/mnt_namespace.h>
diff --git a/kernel/power/swap.c b/kernel/power/swap.c
index a0abf9a463f..80ccac849e4 100644
--- a/kernel/power/swap.c
+++ b/kernel/power/swap.c
@@ -14,7 +14,6 @@
#include <linux/module.h>
#include <linux/file.h>
#include <linux/utsname.h>
-#include <linux/version.h>
#include <linux/delay.h>
#include <linux/bitops.h>
#include <linux/genhd.h>
diff --git a/kernel/rcupdate.c b/kernel/rcupdate.c
index f14f372cf6f..467d5940f62 100644
--- a/kernel/rcupdate.c
+++ b/kernel/rcupdate.c
@@ -77,6 +77,7 @@ void wakeme_after_rcu(struct rcu_head *head)
* sections are delimited by rcu_read_lock() and rcu_read_unlock(),
* and may be nested.
*/
+void synchronize_rcu(void); /* Makes kernel-doc tools happy */
synchronize_rcu_xxx(synchronize_rcu, call_rcu)
EXPORT_SYMBOL_GPL(synchronize_rcu);
diff --git a/kernel/sched_clock.c b/kernel/sched_clock.c
index 204991a0bfa..e8ab096ddfe 100644
--- a/kernel/sched_clock.c
+++ b/kernel/sched_clock.c
@@ -12,19 +12,17 @@
*
* Create a semi stable clock from a mixture of other events, including:
* - gtod
- * - jiffies
* - sched_clock()
* - explicit idle events
*
* We use gtod as base and the unstable clock deltas. The deltas are filtered,
- * making it monotonic and keeping it within an expected window. This window
- * is set up using jiffies.
+ * making it monotonic and keeping it within an expected window.
*
* Furthermore, explicit sleep and wakeup hooks allow us to account for time
* that is otherwise invisible (TSC gets stopped).
*
* The clock: sched_clock_cpu() is monotonic per cpu, and should be somewhat
- * consistent between cpus (never more than 1 jiffies difference).
+ * consistent between cpus (never more than 2 jiffies difference).
*/
#include <linux/sched.h>
#include <linux/percpu.h>
@@ -54,7 +52,6 @@ struct sched_clock_data {
*/
raw_spinlock_t lock;
- unsigned long tick_jiffies;
u64 tick_raw;
u64 tick_gtod;
u64 clock;
@@ -75,14 +72,12 @@ static inline struct sched_clock_data *cpu_sdc(int cpu)
void sched_clock_init(void)
{
u64 ktime_now = ktime_to_ns(ktime_get());
- unsigned long now_jiffies = jiffies;
int cpu;
for_each_possible_cpu(cpu) {
struct sched_clock_data *scd = cpu_sdc(cpu);
scd->lock = (raw_spinlock_t)__RAW_SPIN_LOCK_UNLOCKED;
- scd->tick_jiffies = now_jiffies;
scd->tick_raw = 0;
scd->tick_gtod = ktime_now;
scd->clock = ktime_now;
@@ -92,46 +87,51 @@ void sched_clock_init(void)
}
/*
+ * min,max except they take wrapping into account
+ */
+
+static inline u64 wrap_min(u64 x, u64 y)
+{
+ return (s64)(x - y) < 0 ? x : y;
+}
+
+static inline u64 wrap_max(u64 x, u64 y)
+{
+ return (s64)(x - y) > 0 ? x : y;
+}
+
+/*
* update the percpu scd from the raw @now value
*
* - filter out backward motion
- * - use jiffies to generate a min,max window to clip the raw values
+ * - use the GTOD tick value to create a window to filter crazy TSC values
*/
static u64 __update_sched_clock(struct sched_clock_data *scd, u64 now)
{
- unsigned long now_jiffies = jiffies;
- long delta_jiffies = now_jiffies - scd->tick_jiffies;
- u64 clock = scd->clock;
- u64 min_clock, max_clock;
s64 delta = now - scd->tick_raw;
+ u64 clock, min_clock, max_clock;
WARN_ON_ONCE(!irqs_disabled());
- min_clock = scd->tick_gtod + delta_jiffies * TICK_NSEC;
- if (unlikely(delta < 0)) {
- clock++;
- goto out;
- }
+ if (unlikely(delta < 0))
+ delta = 0;
- max_clock = min_clock + TICK_NSEC;
+ /*
+ * scd->clock = clamp(scd->tick_gtod + delta,
+ * max(scd->tick_gtod, scd->clock),
+ * scd->tick_gtod + TICK_NSEC);
+ */
- if (unlikely(clock + delta > max_clock)) {
- if (clock < max_clock)
- clock = max_clock;
- else
- clock++;
- } else {
- clock += delta;
- }
+ clock = scd->tick_gtod + delta;
+ min_clock = wrap_max(scd->tick_gtod, scd->clock);
+ max_clock = scd->tick_gtod + TICK_NSEC;
- out:
- if (unlikely(clock < min_clock))
- clock = min_clock;
+ clock = wrap_max(clock, min_clock);
+ clock = wrap_min(clock, max_clock);
- scd->tick_jiffies = now_jiffies;
scd->clock = clock;
- return clock;
+ return scd->clock;
}
static void lock_double_clock(struct sched_clock_data *data1,
@@ -171,7 +171,7 @@ u64 sched_clock_cpu(int cpu)
* larger time as the latest time for both
* runqueues. (this creates monotonic movement)
*/
- if (likely(remote_clock < this_clock)) {
+ if (likely((s64)(remote_clock - this_clock) < 0)) {
clock = this_clock;
scd->clock = clock;
} else {
@@ -207,14 +207,9 @@ void sched_clock_tick(void)
now = sched_clock();
__raw_spin_lock(&scd->lock);
- __update_sched_clock(scd, now);
- /*
- * update tick_gtod after __update_sched_clock() because that will
- * already observe 1 new jiffy; adding a new tick_gtod to that would
- * increase the clock 2 jiffies.
- */
scd->tick_raw = now;
scd->tick_gtod = now_gtod;
+ __update_sched_clock(scd, now);
__raw_spin_unlock(&scd->lock);
}
@@ -232,18 +227,7 @@ EXPORT_SYMBOL_GPL(sched_clock_idle_sleep_event);
*/
void sched_clock_idle_wakeup_event(u64 delta_ns)
{
- struct sched_clock_data *scd = this_scd();
-
- /*
- * Override the previous timestamp and ignore all
- * sched_clock() deltas that occured while we idled,
- * and use the PM-provided delta_ns to advance the
- * rq clock:
- */
- __raw_spin_lock(&scd->lock);
- scd->clock += delta_ns;
- __raw_spin_unlock(&scd->lock);
-
+ sched_clock_tick();
touch_softlockup_watchdog();
}
EXPORT_SYMBOL_GPL(sched_clock_idle_wakeup_event);
diff --git a/kernel/sched_features.h b/kernel/sched_features.h
index 862b06bd560..9353ca78154 100644
--- a/kernel/sched_features.h
+++ b/kernel/sched_features.h
@@ -8,6 +8,6 @@ SCHED_FEAT(SYNC_WAKEUPS, 1)
SCHED_FEAT(HRTICK, 1)
SCHED_FEAT(DOUBLE_TICK, 0)
SCHED_FEAT(ASYM_GRAN, 1)
-SCHED_FEAT(LB_BIAS, 0)
+SCHED_FEAT(LB_BIAS, 1)
SCHED_FEAT(LB_WAKEUP_UPDATE, 1)
SCHED_FEAT(ASYM_EFF_LOAD, 1)
diff --git a/kernel/signal.c b/kernel/signal.c
index c539f60c6f4..e661b01d340 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -1338,6 +1338,7 @@ int do_notify_parent(struct task_struct *tsk, int sig)
struct siginfo info;
unsigned long flags;
struct sighand_struct *psig;
+ int ret = sig;
BUG_ON(sig == -1);
@@ -1402,7 +1403,7 @@ int do_notify_parent(struct task_struct *tsk, int sig)
* is implementation-defined: we do (if you don't want
* it, just use SIG_IGN instead).
*/
- tsk->exit_signal = -1;
+ ret = tsk->exit_signal = -1;
if (psig->action[SIGCHLD-1].sa.sa_handler == SIG_IGN)
sig = -1;
}
@@ -1411,7 +1412,7 @@ int do_notify_parent(struct task_struct *tsk, int sig)
__wake_up_parent(tsk, tsk->parent);
spin_unlock_irqrestore(&psig->siglock, flags);
- return sig;
+ return ret;
}
static void do_notify_parent_cldstop(struct task_struct *tsk, int why)
diff --git a/kernel/sys.c b/kernel/sys.c
index 3dacb00a7f7..038a7bc0901 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -169,9 +169,9 @@ asmlinkage long sys_setpriority(int which, int who, int niceval)
pgrp = find_vpid(who);
else
pgrp = task_pgrp(current);
- do_each_pid_task(pgrp, PIDTYPE_PGID, p) {
+ do_each_pid_thread(pgrp, PIDTYPE_PGID, p) {
error = set_one_prio(p, niceval, error);
- } while_each_pid_task(pgrp, PIDTYPE_PGID, p);
+ } while_each_pid_thread(pgrp, PIDTYPE_PGID, p);
break;
case PRIO_USER:
user = current->user;
@@ -229,11 +229,11 @@ asmlinkage long sys_getpriority(int which, int who)
pgrp = find_vpid(who);
else
pgrp = task_pgrp(current);
- do_each_pid_task(pgrp, PIDTYPE_PGID, p) {
+ do_each_pid_thread(pgrp, PIDTYPE_PGID, p) {
niceval = 20 - task_nice(p);
if (niceval > retval)
retval = niceval;
- } while_each_pid_task(pgrp, PIDTYPE_PGID, p);
+ } while_each_pid_thread(pgrp, PIDTYPE_PGID, p);
break;
case PRIO_USER:
user = current->user;
diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index f5da526424a..7a46bde78c6 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -643,17 +643,21 @@ void tick_setup_sched_timer(void)
ts->nohz_mode = NOHZ_MODE_HIGHRES;
#endif
}
+#endif /* HIGH_RES_TIMERS */
+#if defined CONFIG_NO_HZ || defined CONFIG_HIGH_RES_TIMERS
void tick_cancel_sched_timer(int cpu)
{
struct tick_sched *ts = &per_cpu(tick_cpu_sched, cpu);
+# ifdef CONFIG_HIGH_RES_TIMERS
if (ts->sched_timer.base)
hrtimer_cancel(&ts->sched_timer);
+# endif
ts->nohz_mode = NOHZ_MODE_INACTIVE;
}
-#endif /* HIGH_RES_TIMERS */
+#endif
/**
* Async notification about clocksource changes
diff --git a/kernel/user_namespace.c b/kernel/user_namespace.c
index a9ab0596de4..532858fa5b8 100644
--- a/kernel/user_namespace.c
+++ b/kernel/user_namespace.c
@@ -6,7 +6,6 @@
*/
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/nsproxy.h>
#include <linux/slab.h>
#include <linux/user_namespace.h>
diff --git a/kernel/utsname.c b/kernel/utsname.c
index 64d398f1244..815237a55af 100644
--- a/kernel/utsname.c
+++ b/kernel/utsname.c
@@ -12,7 +12,6 @@
#include <linux/module.h>
#include <linux/uts.h>
#include <linux/utsname.h>
-#include <linux/version.h>
#include <linux/err.h>
#include <linux/slab.h>
diff --git a/kernel/utsname_sysctl.c b/kernel/utsname_sysctl.c
index fe3a56c2256..4ab9659d269 100644
--- a/kernel/utsname_sysctl.c
+++ b/kernel/utsname_sysctl.c
@@ -12,7 +12,6 @@
#include <linux/module.h>
#include <linux/uts.h>
#include <linux/utsname.h>
-#include <linux/version.h>
#include <linux/sysctl.h>
static void *get_uts(ctl_table *table, int write)
diff --git a/lib/kobject.c b/lib/kobject.c
index bd732ffebc8..fbf0ae28237 100644
--- a/lib/kobject.c
+++ b/lib/kobject.c
@@ -223,8 +223,7 @@ static int kobject_set_name_vargs(struct kobject *kobj, const char *fmt,
return -ENOMEM;
/* ewww... some of these buggers have '/' in the name ... */
- s = strchr(kobj->name, '/');
- if (s)
+ while ((s = strchr(kobj->name, '/')))
s[0] = '!';
kfree(old_name);
diff --git a/mm/bootmem.c b/mm/bootmem.c
index e023c68b025..ad8eec6e44a 100644
--- a/mm/bootmem.c
+++ b/mm/bootmem.c
@@ -405,6 +405,29 @@ int __init reserve_bootmem(unsigned long addr, unsigned long size,
}
#endif /* !CONFIG_HAVE_ARCH_BOOTMEM_NODE */
+static unsigned long align_idx(struct bootmem_data *bdata, unsigned long idx,
+ unsigned long step)
+{
+ unsigned long base = bdata->node_min_pfn;
+
+ /*
+ * Align the index with respect to the node start so that the
+ * combination of both satisfies the requested alignment.
+ */
+
+ return ALIGN(base + idx, step) - base;
+}
+
+static unsigned long align_off(struct bootmem_data *bdata, unsigned long off,
+ unsigned long align)
+{
+ unsigned long base = PFN_PHYS(bdata->node_min_pfn);
+
+ /* Same as align_idx for byte offsets */
+
+ return ALIGN(base + off, align) - base;
+}
+
static void * __init alloc_bootmem_core(struct bootmem_data *bdata,
unsigned long size, unsigned long align,
unsigned long goal, unsigned long limit)
@@ -441,7 +464,7 @@ static void * __init alloc_bootmem_core(struct bootmem_data *bdata,
else
start = ALIGN(min, step);
- sidx = start - bdata->node_min_pfn;;
+ sidx = start - bdata->node_min_pfn;
midx = max - bdata->node_min_pfn;
if (bdata->hint_idx > sidx) {
@@ -450,7 +473,7 @@ static void * __init alloc_bootmem_core(struct bootmem_data *bdata,
* catch the fallback below.
*/
fallback = sidx + 1;
- sidx = ALIGN(bdata->hint_idx, step);
+ sidx = align_idx(bdata, bdata->hint_idx, step);
}
while (1) {
@@ -459,7 +482,7 @@ static void * __init alloc_bootmem_core(struct bootmem_data *bdata,
unsigned long eidx, i, start_off, end_off;
find_block:
sidx = find_next_zero_bit(bdata->node_bootmem_map, midx, sidx);
- sidx = ALIGN(sidx, step);
+ sidx = align_idx(bdata, sidx, step);
eidx = sidx + PFN_UP(size);
if (sidx >= midx || eidx > midx)
@@ -467,7 +490,7 @@ find_block:
for (i = sidx; i < eidx; i++)
if (test_bit(i, bdata->node_bootmem_map)) {
- sidx = ALIGN(i, step);
+ sidx = align_idx(bdata, i, step);
if (sidx == i)
sidx += step;
goto find_block;
@@ -475,7 +498,7 @@ find_block:
if (bdata->last_end_off & (PAGE_SIZE - 1) &&
PFN_DOWN(bdata->last_end_off) + 1 == sidx)
- start_off = ALIGN(bdata->last_end_off, align);
+ start_off = align_off(bdata, bdata->last_end_off, align);
else
start_off = PFN_PHYS(sidx);
@@ -499,7 +522,7 @@ find_block:
}
if (fallback) {
- sidx = ALIGN(fallback - 1, step);
+ sidx = align_idx(bdata, fallback - 1, step);
fallback = 0;
goto find_block;
}
diff --git a/mm/filemap_xip.c b/mm/filemap_xip.c
index 380ab402d71..b5167dfb2f2 100644
--- a/mm/filemap_xip.c
+++ b/mm/filemap_xip.c
@@ -15,6 +15,8 @@
#include <linux/rmap.h>
#include <linux/mmu_notifier.h>
#include <linux/sched.h>
+#include <linux/seqlock.h>
+#include <linux/mutex.h>
#include <asm/tlbflush.h>
#include <asm/io.h>
@@ -22,22 +24,18 @@
* We do use our own empty page to avoid interference with other users
* of ZERO_PAGE(), such as /dev/zero
*/
+static DEFINE_MUTEX(xip_sparse_mutex);
+static seqcount_t xip_sparse_seq = SEQCNT_ZERO;
static struct page *__xip_sparse_page;
+/* called under xip_sparse_mutex */
static struct page *xip_sparse_page(void)
{
if (!__xip_sparse_page) {
struct page *page = alloc_page(GFP_HIGHUSER | __GFP_ZERO);
- if (page) {
- static DEFINE_SPINLOCK(xip_alloc_lock);
- spin_lock(&xip_alloc_lock);
- if (!__xip_sparse_page)
- __xip_sparse_page = page;
- else
- __free_page(page);
- spin_unlock(&xip_alloc_lock);
- }
+ if (page)
+ __xip_sparse_page = page;
}
return __xip_sparse_page;
}
@@ -174,18 +172,23 @@ __xip_unmap (struct address_space * mapping,
pte_t pteval;
spinlock_t *ptl;
struct page *page;
+ unsigned count;
+ int locked = 0;
+
+ count = read_seqcount_begin(&xip_sparse_seq);
page = __xip_sparse_page;
if (!page)
return;
+retry:
spin_lock(&mapping->i_mmap_lock);
vma_prio_tree_foreach(vma, &iter, &mapping->i_mmap, pgoff, pgoff) {
mm = vma->vm_mm;
address = vma->vm_start +
((pgoff - vma->vm_pgoff) << PAGE_SHIFT);
BUG_ON(address < vma->vm_start || address >= vma->vm_end);
- pte = page_check_address(page, mm, address, &ptl);
+ pte = page_check_address(page, mm, address, &ptl, 1);
if (pte) {
/* Nuke the page table entry. */
flush_cache_page(vma, address, pte_pfn(*pte));
@@ -198,6 +201,14 @@ __xip_unmap (struct address_space * mapping,
}
}
spin_unlock(&mapping->i_mmap_lock);
+
+ if (locked) {
+ mutex_unlock(&xip_sparse_mutex);
+ } else if (read_seqcount_retry(&xip_sparse_seq, count)) {
+ mutex_lock(&xip_sparse_mutex);
+ locked = 1;
+ goto retry;
+ }
}
/*
@@ -218,7 +229,7 @@ static int xip_file_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
int error;
/* XXX: are VM_FAULT_ codes OK? */
-
+again:
size = (i_size_read(inode) + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT;
if (vmf->pgoff >= size)
return VM_FAULT_SIGBUS;
@@ -237,8 +248,10 @@ static int xip_file_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
int err;
/* maybe shared writable, allocate new block */
+ mutex_lock(&xip_sparse_mutex);
error = mapping->a_ops->get_xip_mem(mapping, vmf->pgoff, 1,
&xip_mem, &xip_pfn);
+ mutex_unlock(&xip_sparse_mutex);
if (error)
return VM_FAULT_SIGBUS;
/* unmap sparse mappings at pgoff from all other vmas */
@@ -252,14 +265,34 @@ found:
BUG_ON(err);
return VM_FAULT_NOPAGE;
} else {
+ int err, ret = VM_FAULT_OOM;
+
+ mutex_lock(&xip_sparse_mutex);
+ write_seqcount_begin(&xip_sparse_seq);
+ error = mapping->a_ops->get_xip_mem(mapping, vmf->pgoff, 0,
+ &xip_mem, &xip_pfn);
+ if (unlikely(!error)) {
+ write_seqcount_end(&xip_sparse_seq);
+ mutex_unlock(&xip_sparse_mutex);
+ goto again;
+ }
+ if (error != -ENODATA)
+ goto out;
/* not shared and writable, use xip_sparse_page() */
page = xip_sparse_page();
if (!page)
- return VM_FAULT_OOM;
+ goto out;
+ err = vm_insert_page(vma, (unsigned long)vmf->virtual_address,
+ page);
+ if (err == -ENOMEM)
+ goto out;
- page_cache_get(page);
- vmf->page = page;
- return 0;
+ ret = VM_FAULT_NOPAGE;
+out:
+ write_seqcount_end(&xip_sparse_seq);
+ mutex_unlock(&xip_sparse_mutex);
+
+ return ret;
}
}
@@ -308,8 +341,10 @@ __xip_file_write(struct file *filp, const char __user *buf,
&xip_mem, &xip_pfn);
if (status == -ENODATA) {
/* we allocate a new page unmap it */
+ mutex_lock(&xip_sparse_mutex);
status = a_ops->get_xip_mem(mapping, index, 1,
&xip_mem, &xip_pfn);
+ mutex_unlock(&xip_sparse_mutex);
if (!status)
/* unmap page at pgoff from all other vmas */
__xip_unmap(mapping, index);
diff --git a/mm/mm_init.c b/mm/mm_init.c
index 936ef2efd89..4e0e26591df 100644
--- a/mm/mm_init.c
+++ b/mm/mm_init.c
@@ -12,7 +12,7 @@
#include "internal.h"
#ifdef CONFIG_DEBUG_MEMORY_INIT
-int __meminitdata mminit_loglevel;
+int mminit_loglevel;
#ifndef SECTIONS_SHIFT
#define SECTIONS_SHIFT 0
diff --git a/mm/rmap.c b/mm/rmap.c
index 1ea4e6fcee7..0383acfcb06 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -224,10 +224,14 @@ unsigned long page_address_in_vma(struct page *page, struct vm_area_struct *vma)
/*
* Check that @page is mapped at @address into @mm.
*
+ * If @sync is false, page_check_address may perform a racy check to avoid
+ * the page table lock when the pte is not present (helpful when reclaiming
+ * highly shared pages).
+ *
* On success returns with pte mapped and locked.
*/
pte_t *page_check_address(struct page *page, struct mm_struct *mm,
- unsigned long address, spinlock_t **ptlp)
+ unsigned long address, spinlock_t **ptlp, int sync)
{
pgd_t *pgd;
pud_t *pud;
@@ -249,7 +253,7 @@ pte_t *page_check_address(struct page *page, struct mm_struct *mm,
pte = pte_offset_map(pmd, address);
/* Make a quick check before getting the lock */
- if (!pte_present(*pte)) {
+ if (!sync && !pte_present(*pte)) {
pte_unmap(pte);
return NULL;
}
@@ -281,7 +285,7 @@ static int page_referenced_one(struct page *page,
if (address == -EFAULT)
goto out;
- pte = page_check_address(page, mm, address, &ptl);
+ pte = page_check_address(page, mm, address, &ptl, 0);
if (!pte)
goto out;
@@ -450,7 +454,7 @@ static int page_mkclean_one(struct page *page, struct vm_area_struct *vma)
if (address == -EFAULT)
goto out;
- pte = page_check_address(page, mm, address, &ptl);
+ pte = page_check_address(page, mm, address, &ptl, 1);
if (!pte)
goto out;
@@ -659,23 +663,30 @@ void page_remove_rmap(struct page *page, struct vm_area_struct *vma)
}
/*
- * It would be tidy to reset the PageAnon mapping here,
- * but that might overwrite a racing page_add_anon_rmap
- * which increments mapcount after us but sets mapping
- * before us: so leave the reset to free_hot_cold_page,
- * and remember that it's only reliable while mapped.
- * Leaving it set also helps swapoff to reinstate ptes
- * faster for those pages still in swapcache.
+ * Now that the last pte has gone, s390 must transfer dirty
+ * flag from storage key to struct page. We can usually skip
+ * this if the page is anon, so about to be freed; but perhaps
+ * not if it's in swapcache - there might be another pte slot
+ * containing the swap entry, but page not yet written to swap.
*/
if ((!PageAnon(page) || PageSwapCache(page)) &&
page_test_dirty(page)) {
page_clear_dirty(page);
set_page_dirty(page);
}
- mem_cgroup_uncharge_page(page);
+ mem_cgroup_uncharge_page(page);
__dec_zone_page_state(page,
- PageAnon(page) ? NR_ANON_PAGES : NR_FILE_MAPPED);
+ PageAnon(page) ? NR_ANON_PAGES : NR_FILE_MAPPED);
+ /*
+ * It would be tidy to reset the PageAnon mapping here,
+ * but that might overwrite a racing page_add_anon_rmap
+ * which increments mapcount after us but sets mapping
+ * before us: so leave the reset to free_hot_cold_page,
+ * and remember that it's only reliable while mapped.
+ * Leaving it set also helps swapoff to reinstate ptes
+ * faster for those pages still in swapcache.
+ */
}
}
@@ -697,7 +708,7 @@ static int try_to_unmap_one(struct page *page, struct vm_area_struct *vma,
if (address == -EFAULT)
goto out;
- pte = page_check_address(page, mm, address, &ptl);
+ pte = page_check_address(page, mm, address, &ptl, 0);
if (!pte)
goto out;
diff --git a/mm/swap_state.c b/mm/swap_state.c
index 167cf2dc8a0..797c3831cbe 100644
--- a/mm/swap_state.c
+++ b/mm/swap_state.c
@@ -60,7 +60,7 @@ void show_swap_cache_info(void)
printk("Swap cache stats: add %lu, delete %lu, find %lu/%lu\n",
swap_cache_info.add_total, swap_cache_info.del_total,
swap_cache_info.find_success, swap_cache_info.find_total);
- printk("Free swap = %lukB\n", nr_swap_pages << (PAGE_SHIFT - 10));
+ printk("Free swap = %ldkB\n", nr_swap_pages << (PAGE_SHIFT - 10));
printk("Total swap = %lukB\n", total_swap_pages << (PAGE_SHIFT - 10));
}
diff --git a/net/bluetooth/af_bluetooth.c b/net/bluetooth/af_bluetooth.c
index 4e59df5f8e0..1edfdf4c095 100644
--- a/net/bluetooth/af_bluetooth.c
+++ b/net/bluetooth/af_bluetooth.c
@@ -456,7 +456,7 @@ static void __exit bt_exit(void)
subsys_initcall(bt_init);
module_exit(bt_exit);
-MODULE_AUTHOR("Maxim Krasnyansky <maxk@qualcomm.com>, Marcel Holtmann <marcel@holtmann.org>");
+MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
MODULE_DESCRIPTION("Bluetooth Core ver " VERSION);
MODULE_VERSION(VERSION);
MODULE_LICENSE("GPL");
diff --git a/net/bluetooth/bnep/core.c b/net/bluetooth/bnep/core.c
index 12bba6207a8..80ba30cf4b6 100644
--- a/net/bluetooth/bnep/core.c
+++ b/net/bluetooth/bnep/core.c
@@ -736,7 +736,7 @@ MODULE_PARM_DESC(compress_src, "Compress sources headers");
module_param(compress_dst, bool, 0644);
MODULE_PARM_DESC(compress_dst, "Compress destination headers");
-MODULE_AUTHOR("David Libault <david.libault@inventel.fr>, Maxim Krasnyansky <maxk@qualcomm.com>");
+MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
MODULE_DESCRIPTION("Bluetooth BNEP ver " VERSION);
MODULE_VERSION(VERSION);
MODULE_LICENSE("GPL");
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index c85bf8f678d..f4f6615cad9 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -3,8 +3,6 @@
#include <linux/kernel.h>
#include <linux/init.h>
-#include <linux/platform_device.h>
-
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
@@ -12,10 +10,164 @@
#undef BT_DBG
#define BT_DBG(D...)
#endif
+
+struct class *bt_class = NULL;
+EXPORT_SYMBOL_GPL(bt_class);
+
static struct workqueue_struct *btaddconn;
static struct workqueue_struct *btdelconn;
-static inline char *typetostr(int type)
+static inline char *link_typetostr(int type)
+{
+ switch (type) {
+ case ACL_LINK:
+ return "ACL";
+ case SCO_LINK:
+ return "SCO";
+ case ESCO_LINK:
+ return "eSCO";
+ default:
+ return "UNKNOWN";
+ }
+}
+
+static ssize_t show_link_type(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ struct hci_conn *conn = dev_get_drvdata(dev);
+ return sprintf(buf, "%s\n", link_typetostr(conn->type));
+}
+
+static ssize_t show_link_address(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ struct hci_conn *conn = dev_get_drvdata(dev);
+ bdaddr_t bdaddr;
+ baswap(&bdaddr, &conn->dst);
+ return sprintf(buf, "%s\n", batostr(&bdaddr));
+}
+
+static ssize_t show_link_features(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ struct hci_conn *conn = dev_get_drvdata(dev);
+
+ return sprintf(buf, "0x%02x%02x%02x%02x%02x%02x%02x%02x\n",
+ conn->features[0], conn->features[1],
+ conn->features[2], conn->features[3],
+ conn->features[4], conn->features[5],
+ conn->features[6], conn->features[7]);
+}
+
+#define LINK_ATTR(_name,_mode,_show,_store) \
+struct device_attribute link_attr_##_name = __ATTR(_name,_mode,_show,_store)
+
+static LINK_ATTR(type, S_IRUGO, show_link_type, NULL);
+static LINK_ATTR(address, S_IRUGO, show_link_address, NULL);
+static LINK_ATTR(features, S_IRUGO, show_link_features, NULL);
+
+static struct attribute *bt_link_attrs[] = {
+ &link_attr_type.attr,
+ &link_attr_address.attr,
+ &link_attr_features.attr,
+ NULL
+};
+
+static struct attribute_group bt_link_group = {
+ .attrs = bt_link_attrs,
+};
+
+static struct attribute_group *bt_link_groups[] = {
+ &bt_link_group,
+ NULL
+};
+
+static void bt_link_release(struct device *dev)
+{
+ void *data = dev_get_drvdata(dev);
+ kfree(data);
+}
+
+static struct device_type bt_link = {
+ .name = "link",
+ .groups = bt_link_groups,
+ .release = bt_link_release,
+};
+
+static void add_conn(struct work_struct *work)
+{
+ struct hci_conn *conn = container_of(work, struct hci_conn, work);
+
+ flush_workqueue(btdelconn);
+
+ if (device_add(&conn->dev) < 0) {
+ BT_ERR("Failed to register connection device");
+ return;
+ }
+}
+
+void hci_conn_add_sysfs(struct hci_conn *conn)
+{
+ struct hci_dev *hdev = conn->hdev;
+
+ BT_DBG("conn %p", conn);
+
+ conn->dev.type = &bt_link;
+ conn->dev.class = bt_class;
+ conn->dev.parent = &hdev->dev;
+
+ snprintf(conn->dev.bus_id, BUS_ID_SIZE, "%s:%d",
+ hdev->name, conn->handle);
+
+ dev_set_drvdata(&conn->dev, conn);
+
+ device_initialize(&conn->dev);
+
+ INIT_WORK(&conn->work, add_conn);
+
+ queue_work(btaddconn, &conn->work);
+}
+
+/*
+ * The rfcomm tty device will possibly retain even when conn
+ * is down, and sysfs doesn't support move zombie device,
+ * so we should move the device before conn device is destroyed.
+ */
+static int __match_tty(struct device *dev, void *data)
+{
+ return !strncmp(dev->bus_id, "rfcomm", 6);
+}
+
+static void del_conn(struct work_struct *work)
+{
+ struct hci_conn *conn = container_of(work, struct hci_conn, work);
+ struct hci_dev *hdev = conn->hdev;
+
+ while (1) {
+ struct device *dev;
+
+ dev = device_find_child(&conn->dev, NULL, __match_tty);
+ if (!dev)
+ break;
+ device_move(dev, NULL);
+ put_device(dev);
+ }
+
+ device_del(&conn->dev);
+ put_device(&conn->dev);
+ hci_dev_put(hdev);
+}
+
+void hci_conn_del_sysfs(struct hci_conn *conn)
+{
+ BT_DBG("conn %p", conn);
+
+ if (!device_is_registered(&conn->dev))
+ return;
+
+ INIT_WORK(&conn->work, del_conn);
+
+ queue_work(btdelconn, &conn->work);
+}
+
+static inline char *host_typetostr(int type)
{
switch (type) {
case HCI_VIRTUAL:
@@ -40,7 +192,7 @@ static inline char *typetostr(int type)
static ssize_t show_type(struct device *dev, struct device_attribute *attr, char *buf)
{
struct hci_dev *hdev = dev_get_drvdata(dev);
- return sprintf(buf, "%s\n", typetostr(hdev->type));
+ return sprintf(buf, "%s\n", host_typetostr(hdev->type));
}
static ssize_t show_name(struct device *dev, struct device_attribute *attr, char *buf)
@@ -221,183 +373,62 @@ static DEVICE_ATTR(sniff_max_interval, S_IRUGO | S_IWUSR,
static DEVICE_ATTR(sniff_min_interval, S_IRUGO | S_IWUSR,
show_sniff_min_interval, store_sniff_min_interval);
-static struct device_attribute *bt_attrs[] = {
- &dev_attr_type,
- &dev_attr_name,
- &dev_attr_class,
- &dev_attr_address,
- &dev_attr_features,
- &dev_attr_manufacturer,
- &dev_attr_hci_version,
- &dev_attr_hci_revision,
- &dev_attr_inquiry_cache,
- &dev_attr_idle_timeout,
- &dev_attr_sniff_max_interval,
- &dev_attr_sniff_min_interval,
+static struct attribute *bt_host_attrs[] = {
+ &dev_attr_type.attr,
+ &dev_attr_name.attr,
+ &dev_attr_class.attr,
+ &dev_attr_address.attr,
+ &dev_attr_features.attr,
+ &dev_attr_manufacturer.attr,
+ &dev_attr_hci_version.attr,
+ &dev_attr_hci_revision.attr,
+ &dev_attr_inquiry_cache.attr,
+ &dev_attr_idle_timeout.attr,
+ &dev_attr_sniff_max_interval.attr,
+ &dev_attr_sniff_min_interval.attr,
NULL
};
-static ssize_t show_conn_type(struct device *dev, struct device_attribute *attr, char *buf)
-{
- struct hci_conn *conn = dev_get_drvdata(dev);
- return sprintf(buf, "%s\n", conn->type == ACL_LINK ? "ACL" : "SCO");
-}
-
-static ssize_t show_conn_address(struct device *dev, struct device_attribute *attr, char *buf)
-{
- struct hci_conn *conn = dev_get_drvdata(dev);
- bdaddr_t bdaddr;
- baswap(&bdaddr, &conn->dst);
- return sprintf(buf, "%s\n", batostr(&bdaddr));
-}
-
-static ssize_t show_conn_features(struct device *dev, struct device_attribute *attr, char *buf)
-{
- struct hci_conn *conn = dev_get_drvdata(dev);
-
- return sprintf(buf, "0x%02x%02x%02x%02x%02x%02x%02x%02x\n",
- conn->features[0], conn->features[1],
- conn->features[2], conn->features[3],
- conn->features[4], conn->features[5],
- conn->features[6], conn->features[7]);
-}
-
-#define CONN_ATTR(_name,_mode,_show,_store) \
-struct device_attribute conn_attr_##_name = __ATTR(_name,_mode,_show,_store)
-
-static CONN_ATTR(type, S_IRUGO, show_conn_type, NULL);
-static CONN_ATTR(address, S_IRUGO, show_conn_address, NULL);
-static CONN_ATTR(features, S_IRUGO, show_conn_features, NULL);
-
-static struct device_attribute *conn_attrs[] = {
- &conn_attr_type,
- &conn_attr_address,
- &conn_attr_features,
- NULL
+static struct attribute_group bt_host_group = {
+ .attrs = bt_host_attrs,
};
-struct class *bt_class = NULL;
-EXPORT_SYMBOL_GPL(bt_class);
-
-static struct bus_type bt_bus = {
- .name = "bluetooth",
+static struct attribute_group *bt_host_groups[] = {
+ &bt_host_group,
+ NULL
};
-static struct platform_device *bt_platform;
-
-static void bt_release(struct device *dev)
+static void bt_host_release(struct device *dev)
{
void *data = dev_get_drvdata(dev);
kfree(data);
}
-static void add_conn(struct work_struct *work)
-{
- struct hci_conn *conn = container_of(work, struct hci_conn, work);
- int i;
-
- flush_workqueue(btdelconn);
-
- if (device_add(&conn->dev) < 0) {
- BT_ERR("Failed to register connection device");
- return;
- }
-
- for (i = 0; conn_attrs[i]; i++)
- if (device_create_file(&conn->dev, conn_attrs[i]) < 0)
- BT_ERR("Failed to create connection attribute");
-}
-
-void hci_conn_add_sysfs(struct hci_conn *conn)
-{
- struct hci_dev *hdev = conn->hdev;
-
- BT_DBG("conn %p", conn);
-
- conn->dev.bus = &bt_bus;
- conn->dev.parent = &hdev->dev;
-
- conn->dev.release = bt_release;
-
- snprintf(conn->dev.bus_id, BUS_ID_SIZE, "%s:%d",
- hdev->name, conn->handle);
-
- dev_set_drvdata(&conn->dev, conn);
-
- device_initialize(&conn->dev);
-
- INIT_WORK(&conn->work, add_conn);
-
- queue_work(btaddconn, &conn->work);
-}
-
-/*
- * The rfcomm tty device will possibly retain even when conn
- * is down, and sysfs doesn't support move zombie device,
- * so we should move the device before conn device is destroyed.
- */
-static int __match_tty(struct device *dev, void *data)
-{
- return !strncmp(dev->bus_id, "rfcomm", 6);
-}
-
-static void del_conn(struct work_struct *work)
-{
- struct hci_conn *conn = container_of(work, struct hci_conn, work);
- struct hci_dev *hdev = conn->hdev;
-
- while (1) {
- struct device *dev;
-
- dev = device_find_child(&conn->dev, NULL, __match_tty);
- if (!dev)
- break;
- device_move(dev, NULL);
- put_device(dev);
- }
-
- device_del(&conn->dev);
- put_device(&conn->dev);
- hci_dev_put(hdev);
-}
-
-void hci_conn_del_sysfs(struct hci_conn *conn)
-{
- BT_DBG("conn %p", conn);
-
- if (!device_is_registered(&conn->dev))
- return;
-
- INIT_WORK(&conn->work, del_conn);
-
- queue_work(btdelconn, &conn->work);
-}
+static struct device_type bt_host = {
+ .name = "host",
+ .groups = bt_host_groups,
+ .release = bt_host_release,
+};
int hci_register_sysfs(struct hci_dev *hdev)
{
struct device *dev = &hdev->dev;
- unsigned int i;
int err;
BT_DBG("%p name %s type %d", hdev, hdev->name, hdev->type);
- dev->bus = &bt_bus;
+ dev->type = &bt_host;
+ dev->class = bt_class;
dev->parent = hdev->parent;
strlcpy(dev->bus_id, hdev->name, BUS_ID_SIZE);
- dev->release = bt_release;
-
dev_set_drvdata(dev, hdev);
err = device_register(dev);
if (err < 0)
return err;
- for (i = 0; bt_attrs[i]; i++)
- if (device_create_file(dev, bt_attrs[i]) < 0)
- BT_ERR("Failed to create device attribute");
-
return 0;
}
@@ -410,59 +441,30 @@ void hci_unregister_sysfs(struct hci_dev *hdev)
int __init bt_sysfs_init(void)
{
- int err;
-
btaddconn = create_singlethread_workqueue("btaddconn");
- if (!btaddconn) {
- err = -ENOMEM;
- goto out;
- }
+ if (!btaddconn)
+ return -ENOMEM;
btdelconn = create_singlethread_workqueue("btdelconn");
if (!btdelconn) {
- err = -ENOMEM;
- goto out_del;
- }
-
- bt_platform = platform_device_register_simple("bluetooth", -1, NULL, 0);
- if (IS_ERR(bt_platform)) {
- err = PTR_ERR(bt_platform);
- goto out_platform;
+ destroy_workqueue(btaddconn);
+ return -ENOMEM;
}
- err = bus_register(&bt_bus);
- if (err < 0)
- goto out_bus;
-
bt_class = class_create(THIS_MODULE, "bluetooth");
if (IS_ERR(bt_class)) {
- err = PTR_ERR(bt_class);
- goto out_class;
+ destroy_workqueue(btdelconn);
+ destroy_workqueue(btaddconn);
+ return PTR_ERR(bt_class);
}
return 0;
-
-out_class:
- bus_unregister(&bt_bus);
-out_bus:
- platform_device_unregister(bt_platform);
-out_platform:
- destroy_workqueue(btdelconn);
-out_del:
- destroy_workqueue(btaddconn);
-out:
- return err;
}
void bt_sysfs_cleanup(void)
{
destroy_workqueue(btaddconn);
-
destroy_workqueue(btdelconn);
class_destroy(bt_class);
-
- bus_unregister(&bt_bus);
-
- platform_device_unregister(bt_platform);
}
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index c1239852834..3396d5bdef1 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -2516,7 +2516,7 @@ EXPORT_SYMBOL(l2cap_load);
module_init(l2cap_init);
module_exit(l2cap_exit);
-MODULE_AUTHOR("Maxim Krasnyansky <maxk@qualcomm.com>, Marcel Holtmann <marcel@holtmann.org>");
+MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
MODULE_DESCRIPTION("Bluetooth L2CAP ver " VERSION);
MODULE_VERSION(VERSION);
MODULE_LICENSE("GPL");
diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c
index 6cfc7ba611b..ba537fae0a4 100644
--- a/net/bluetooth/rfcomm/core.c
+++ b/net/bluetooth/rfcomm/core.c
@@ -2115,7 +2115,7 @@ MODULE_PARM_DESC(channel_mtu, "Default MTU for the RFCOMM channel");
module_param(l2cap_mtu, uint, 0644);
MODULE_PARM_DESC(l2cap_mtu, "Default MTU for the L2CAP connection");
-MODULE_AUTHOR("Maxim Krasnyansky <maxk@qualcomm.com>, Marcel Holtmann <marcel@holtmann.org>");
+MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
MODULE_DESCRIPTION("Bluetooth RFCOMM ver " VERSION);
MODULE_VERSION(VERSION);
MODULE_LICENSE("GPL");
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index 8cda4987486..a16011fedc1 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -1002,7 +1002,7 @@ module_exit(sco_exit);
module_param(disable_esco, bool, 0644);
MODULE_PARM_DESC(disable_esco, "Disable eSCO connection creation");
-MODULE_AUTHOR("Maxim Krasnyansky <maxk@qualcomm.com>, Marcel Holtmann <marcel@holtmann.org>");
+MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
MODULE_DESCRIPTION("Bluetooth SCO ver " VERSION);
MODULE_VERSION(VERSION);
MODULE_LICENSE("GPL");
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index 9b58d70b0e7..4f52c3d50eb 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -148,11 +148,16 @@ static int br_set_tx_csum(struct net_device *dev, u32 data)
}
static struct ethtool_ops br_ethtool_ops = {
- .get_drvinfo = br_getinfo,
- .get_link = ethtool_op_get_link,
- .set_sg = br_set_sg,
- .set_tx_csum = br_set_tx_csum,
- .set_tso = br_set_tso,
+ .get_drvinfo = br_getinfo,
+ .get_link = ethtool_op_get_link,
+ .get_tx_csum = ethtool_op_get_tx_csum,
+ .set_tx_csum = br_set_tx_csum,
+ .get_sg = ethtool_op_get_sg,
+ .set_sg = br_set_sg,
+ .get_tso = ethtool_op_get_tso,
+ .set_tso = br_set_tso,
+ .get_ufo = ethtool_op_get_ufo,
+ .get_flags = ethtool_op_get_flags,
};
void br_dev_setup(struct net_device *dev)
diff --git a/net/core/datagram.c b/net/core/datagram.c
index dd61dcad601..52f577a0f54 100644
--- a/net/core/datagram.c
+++ b/net/core/datagram.c
@@ -339,6 +339,93 @@ fault:
return -EFAULT;
}
+/**
+ * skb_copy_datagram_from_iovec - Copy a datagram from an iovec.
+ * @skb: buffer to copy
+ * @offset: offset in the buffer to start copying to
+ * @from: io vector to copy to
+ * @len: amount of data to copy to buffer from iovec
+ *
+ * Returns 0 or -EFAULT.
+ * Note: the iovec is modified during the copy.
+ */
+int skb_copy_datagram_from_iovec(struct sk_buff *skb, int offset,
+ struct iovec *from, int len)
+{
+ int start = skb_headlen(skb);
+ int i, copy = start - offset;
+
+ /* Copy header. */
+ if (copy > 0) {
+ if (copy > len)
+ copy = len;
+ if (memcpy_fromiovec(skb->data + offset, from, copy))
+ goto fault;
+ if ((len -= copy) == 0)
+ return 0;
+ offset += copy;
+ }
+
+ /* Copy paged appendix. Hmm... why does this look so complicated? */
+ for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
+ int end;
+
+ WARN_ON(start > offset + len);
+
+ end = start + skb_shinfo(skb)->frags[i].size;
+ if ((copy = end - offset) > 0) {
+ int err;
+ u8 *vaddr;
+ skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
+ struct page *page = frag->page;
+
+ if (copy > len)
+ copy = len;
+ vaddr = kmap(page);
+ err = memcpy_fromiovec(vaddr + frag->page_offset +
+ offset - start, from, copy);
+ kunmap(page);
+ if (err)
+ goto fault;
+
+ if (!(len -= copy))
+ return 0;
+ offset += copy;
+ }
+ start = end;
+ }
+
+ if (skb_shinfo(skb)->frag_list) {
+ struct sk_buff *list = skb_shinfo(skb)->frag_list;
+
+ for (; list; list = list->next) {
+ int end;
+
+ WARN_ON(start > offset + len);
+
+ end = start + list->len;
+ if ((copy = end - offset) > 0) {
+ if (copy > len)
+ copy = len;
+ if (skb_copy_datagram_from_iovec(list,
+ offset - start,
+ from, copy))
+ goto fault;
+ if ((len -= copy) == 0)
+ return 0;
+ offset += copy;
+ }
+ start = end;
+ }
+ }
+ if (!len)
+ return 0;
+
+fault:
+ return -EFAULT;
+}
+EXPORT_SYMBOL(skb_copy_datagram_from_iovec);
+
static int skb_copy_and_csum_datagram(const struct sk_buff *skb, int offset,
u8 __user *to, int len,
__wsum *csump)
diff --git a/net/core/dev.c b/net/core/dev.c
index 600bb23c4c2..60c51f76588 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1339,19 +1339,23 @@ static void dev_queue_xmit_nit(struct sk_buff *skb, struct net_device *dev)
}
-void __netif_schedule(struct Qdisc *q)
+static inline void __netif_reschedule(struct Qdisc *q)
{
- if (!test_and_set_bit(__QDISC_STATE_SCHED, &q->state)) {
- struct softnet_data *sd;
- unsigned long flags;
+ struct softnet_data *sd;
+ unsigned long flags;
- local_irq_save(flags);
- sd = &__get_cpu_var(softnet_data);
- q->next_sched = sd->output_queue;
- sd->output_queue = q;
- raise_softirq_irqoff(NET_TX_SOFTIRQ);
- local_irq_restore(flags);
- }
+ local_irq_save(flags);
+ sd = &__get_cpu_var(softnet_data);
+ q->next_sched = sd->output_queue;
+ sd->output_queue = q;
+ raise_softirq_irqoff(NET_TX_SOFTIRQ);
+ local_irq_restore(flags);
+}
+
+void __netif_schedule(struct Qdisc *q)
+{
+ if (!test_and_set_bit(__QDISC_STATE_SCHED, &q->state))
+ __netif_reschedule(q);
}
EXPORT_SYMBOL(__netif_schedule);
@@ -1800,9 +1804,13 @@ gso:
spin_lock(root_lock);
- rc = qdisc_enqueue_root(skb, q);
- qdisc_run(q);
-
+ if (unlikely(test_bit(__QDISC_STATE_DEACTIVATED, &q->state))) {
+ kfree_skb(skb);
+ rc = NET_XMIT_DROP;
+ } else {
+ rc = qdisc_enqueue_root(skb, q);
+ qdisc_run(q);
+ }
spin_unlock(root_lock);
goto out;
@@ -1974,15 +1982,17 @@ static void net_tx_action(struct softirq_action *h)
head = head->next_sched;
- smp_mb__before_clear_bit();
- clear_bit(__QDISC_STATE_SCHED, &q->state);
-
root_lock = qdisc_lock(q);
if (spin_trylock(root_lock)) {
+ smp_mb__before_clear_bit();
+ clear_bit(__QDISC_STATE_SCHED,
+ &q->state);
qdisc_run(q);
spin_unlock(root_lock);
} else {
- __netif_schedule(q);
+ if (!test_bit(__QDISC_STATE_DEACTIVATED,
+ &q->state))
+ __netif_reschedule(q);
}
}
}
@@ -2084,7 +2094,8 @@ static int ing_filter(struct sk_buff *skb)
q = rxq->qdisc;
if (q != &noop_qdisc) {
spin_lock(qdisc_lock(q));
- result = qdisc_enqueue_root(skb, q);
+ if (likely(!test_bit(__QDISC_STATE_DEACTIVATED, &q->state)))
+ result = qdisc_enqueue_root(skb, q);
spin_unlock(qdisc_lock(q));
}
diff --git a/net/core/gen_estimator.c b/net/core/gen_estimator.c
index a89f32fa94f..57abe8266be 100644
--- a/net/core/gen_estimator.c
+++ b/net/core/gen_estimator.c
@@ -99,7 +99,7 @@ struct gen_estimator_head
static struct gen_estimator_head elist[EST_MAX_INTERVAL+1];
-/* Protects against NULL dereference and RCU write-side */
+/* Protects against NULL dereference */
static DEFINE_RWLOCK(est_lock);
static void est_timer(unsigned long arg)
@@ -185,7 +185,6 @@ int gen_new_estimator(struct gnet_stats_basic *bstats,
est->last_packets = bstats->packets;
est->avpps = rate_est->pps<<10;
- write_lock_bh(&est_lock);
if (!elist[idx].timer.function) {
INIT_LIST_HEAD(&elist[idx].list);
setup_timer(&elist[idx].timer, est_timer, idx);
@@ -195,7 +194,6 @@ int gen_new_estimator(struct gnet_stats_basic *bstats,
mod_timer(&elist[idx].timer, jiffies + ((HZ/4) << idx));
list_add_rcu(&est->list, &elist[idx].list);
- write_unlock_bh(&est_lock);
return 0;
}
@@ -214,6 +212,7 @@ static void __gen_kill_estimator(struct rcu_head *head)
* Removes the rate estimator specified by &bstats and &rate_est
* and deletes the timer.
*
+ * NOTE: Called under rtnl_mutex
*/
void gen_kill_estimator(struct gnet_stats_basic *bstats,
struct gnet_stats_rate_est *rate_est)
@@ -227,17 +226,17 @@ void gen_kill_estimator(struct gnet_stats_basic *bstats,
if (!elist[idx].timer.function)
continue;
- write_lock_bh(&est_lock);
list_for_each_entry_safe(e, n, &elist[idx].list, list) {
if (e->rate_est != rate_est || e->bstats != bstats)
continue;
+ write_lock_bh(&est_lock);
e->bstats = NULL;
+ write_unlock_bh(&est_lock);
list_del_rcu(&e->list);
call_rcu(&e->e_rcu, __gen_kill_estimator);
}
- write_unlock_bh(&est_lock);
}
}
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 84640172d65..ca1ccdf1ef7 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -2256,14 +2256,7 @@ struct sk_buff *skb_segment(struct sk_buff *skb, int features)
segs = nskb;
tail = nskb;
- nskb->dev = skb->dev;
- skb_copy_queue_mapping(nskb, skb);
- nskb->priority = skb->priority;
- nskb->protocol = skb->protocol;
- nskb->vlan_tci = skb->vlan_tci;
- nskb->dst = dst_clone(skb->dst);
- memcpy(nskb->cb, skb->cb, sizeof(skb->cb));
- nskb->pkt_type = skb->pkt_type;
+ __copy_skb_header(nskb, skb);
nskb->mac_len = skb->mac_len;
skb_reserve(nskb, headroom);
@@ -2274,6 +2267,7 @@ struct sk_buff *skb_segment(struct sk_buff *skb, int features)
skb_copy_from_linear_data(skb, skb_put(nskb, doffset),
doffset);
if (!sg) {
+ nskb->ip_summed = CHECKSUM_NONE;
nskb->csum = skb_copy_and_csum_bits(skb, offset,
skb_put(nskb, len),
len, 0);
@@ -2283,8 +2277,6 @@ struct sk_buff *skb_segment(struct sk_buff *skb, int features)
frag = skb_shinfo(nskb)->frags;
k = 0;
- nskb->ip_summed = CHECKSUM_PARTIAL;
- nskb->csum = skb->csum;
skb_copy_from_linear_data_offset(skb, offset,
skb_put(nskb, hsize), hsize);
diff --git a/net/dccp/input.c b/net/dccp/input.c
index df2f110df94..803933ab396 100644
--- a/net/dccp/input.c
+++ b/net/dccp/input.c
@@ -411,12 +411,6 @@ static int dccp_rcv_request_sent_state_process(struct sock *sk,
struct dccp_sock *dp = dccp_sk(sk);
long tstamp = dccp_timestamp();
- /* Stop the REQUEST timer */
- inet_csk_clear_xmit_timer(sk, ICSK_TIME_RETRANS);
- WARN_ON(sk->sk_send_head == NULL);
- __kfree_skb(sk->sk_send_head);
- sk->sk_send_head = NULL;
-
if (!between48(DCCP_SKB_CB(skb)->dccpd_ack_seq,
dp->dccps_awl, dp->dccps_awh)) {
dccp_pr_debug("invalid ackno: S.AWL=%llu, "
@@ -441,6 +435,12 @@ static int dccp_rcv_request_sent_state_process(struct sock *sk,
DCCP_ACKVEC_STATE_RECEIVED))
goto out_invalid_packet; /* FIXME: change error code */
+ /* Stop the REQUEST timer */
+ inet_csk_clear_xmit_timer(sk, ICSK_TIME_RETRANS);
+ WARN_ON(sk->sk_send_head == NULL);
+ kfree_skb(sk->sk_send_head);
+ sk->sk_send_head = NULL;
+
dp->dccps_isr = DCCP_SKB_CB(skb)->dccpd_seq;
dccp_update_gsr(sk, dp->dccps_isr);
/*
diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index 860558633b2..55c355e6323 100644
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -204,18 +204,22 @@ static struct sock *icmp_sk(struct net *net)
return net->ipv4.icmp_sk[smp_processor_id()];
}
-static inline int icmp_xmit_lock(struct sock *sk)
+static inline struct sock *icmp_xmit_lock(struct net *net)
{
+ struct sock *sk;
+
local_bh_disable();
+ sk = icmp_sk(net);
+
if (unlikely(!spin_trylock(&sk->sk_lock.slock))) {
/* This can happen if the output path signals a
* dst_link_failure() for an outgoing ICMP packet.
*/
local_bh_enable();
- return 1;
+ return NULL;
}
- return 0;
+ return sk;
}
static inline void icmp_xmit_unlock(struct sock *sk)
@@ -354,15 +358,17 @@ static void icmp_reply(struct icmp_bxm *icmp_param, struct sk_buff *skb)
struct ipcm_cookie ipc;
struct rtable *rt = skb->rtable;
struct net *net = dev_net(rt->u.dst.dev);
- struct sock *sk = icmp_sk(net);
- struct inet_sock *inet = inet_sk(sk);
+ struct sock *sk;
+ struct inet_sock *inet;
__be32 daddr;
if (ip_options_echo(&icmp_param->replyopts, skb))
return;
- if (icmp_xmit_lock(sk))
+ sk = icmp_xmit_lock(net);
+ if (sk == NULL)
return;
+ inet = inet_sk(sk);
icmp_param->data.icmph.checksum = 0;
@@ -419,7 +425,6 @@ void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info)
if (!rt)
goto out;
net = dev_net(rt->u.dst.dev);
- sk = icmp_sk(net);
/*
* Find the original header. It is expected to be valid, of course.
@@ -483,7 +488,8 @@ void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info)
}
}
- if (icmp_xmit_lock(sk))
+ sk = icmp_xmit_lock(net);
+ if (sk == NULL)
return;
/*
diff --git a/net/ipv4/netfilter/ipt_addrtype.c b/net/ipv4/netfilter/ipt_addrtype.c
index 49587a49722..462a22c9787 100644
--- a/net/ipv4/netfilter/ipt_addrtype.c
+++ b/net/ipv4/netfilter/ipt_addrtype.c
@@ -70,7 +70,7 @@ addrtype_mt_v1(const struct sk_buff *skb, const struct net_device *in,
(info->flags & IPT_ADDRTYPE_INVERT_SOURCE);
if (ret && info->dest)
ret &= match_type(dev, iph->daddr, info->dest) ^
- (info->flags & IPT_ADDRTYPE_INVERT_DEST);
+ !!(info->flags & IPT_ADDRTYPE_INVERT_DEST);
return ret;
}
diff --git a/net/ipv4/netfilter/nf_nat_proto_common.c b/net/ipv4/netfilter/nf_nat_proto_common.c
index 91537f11273..6c4f11f5144 100644
--- a/net/ipv4/netfilter/nf_nat_proto_common.c
+++ b/net/ipv4/netfilter/nf_nat_proto_common.c
@@ -73,9 +73,13 @@ bool nf_nat_proto_unique_tuple(struct nf_conntrack_tuple *tuple,
range_size = ntohs(range->max.all) - min + 1;
}
- off = *rover;
if (range->flags & IP_NAT_RANGE_PROTO_RANDOM)
- off = net_random();
+ off = secure_ipv4_port_ephemeral(tuple->src.u3.ip, tuple->dst.u3.ip,
+ maniptype == IP_NAT_MANIP_SRC
+ ? tuple->dst.u.all
+ : tuple->src.u.all);
+ else
+ off = *rover;
for (i = 0; i < range_size; i++, off++) {
*portptr = htons(min + off % range_size);
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 16fc6f454a3..e91bafeb32f 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -2914,6 +2914,68 @@ static int ipv4_sysctl_rtcache_flush_strategy(ctl_table *table,
return 0;
}
+static void rt_secret_reschedule(int old)
+{
+ struct net *net;
+ int new = ip_rt_secret_interval;
+ int diff = new - old;
+
+ if (!diff)
+ return;
+
+ rtnl_lock();
+ for_each_net(net) {
+ int deleted = del_timer_sync(&net->ipv4.rt_secret_timer);
+
+ if (!new)
+ continue;
+
+ if (deleted) {
+ long time = net->ipv4.rt_secret_timer.expires - jiffies;
+
+ if (time <= 0 || (time += diff) <= 0)
+ time = 0;
+
+ net->ipv4.rt_secret_timer.expires = time;
+ } else
+ net->ipv4.rt_secret_timer.expires = new;
+
+ net->ipv4.rt_secret_timer.expires += jiffies;
+ add_timer(&net->ipv4.rt_secret_timer);
+ }
+ rtnl_unlock();
+}
+
+static int ipv4_sysctl_rt_secret_interval(ctl_table *ctl, int write,
+ struct file *filp,
+ void __user *buffer, size_t *lenp,
+ loff_t *ppos)
+{
+ int old = ip_rt_secret_interval;
+ int ret = proc_dointvec_jiffies(ctl, write, filp, buffer, lenp, ppos);
+
+ rt_secret_reschedule(old);
+
+ return ret;
+}
+
+static int ipv4_sysctl_rt_secret_interval_strategy(ctl_table *table,
+ int __user *name,
+ int nlen,
+ void __user *oldval,
+ size_t __user *oldlenp,
+ void __user *newval,
+ size_t newlen)
+{
+ int old = ip_rt_secret_interval;
+ int ret = sysctl_jiffies(table, name, nlen, oldval, oldlenp, newval,
+ newlen);
+
+ rt_secret_reschedule(old);
+
+ return ret;
+}
+
static ctl_table ipv4_route_table[] = {
{
.ctl_name = NET_IPV4_ROUTE_GC_THRESH,
@@ -3048,20 +3110,29 @@ static ctl_table ipv4_route_table[] = {
.data = &ip_rt_secret_interval,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = &ipv4_sysctl_rt_secret_interval,
+ .strategy = &ipv4_sysctl_rt_secret_interval_strategy,
},
{ .ctl_name = 0 }
};
-static __net_initdata struct ctl_path ipv4_route_path[] = {
+static struct ctl_table empty[1];
+
+static struct ctl_table ipv4_skeleton[] =
+{
+ { .procname = "route", .ctl_name = NET_IPV4_ROUTE,
+ .child = ipv4_route_table},
+ { .procname = "neigh", .ctl_name = NET_IPV4_NEIGH,
+ .child = empty},
+ { }
+};
+
+static __net_initdata struct ctl_path ipv4_path[] = {
{ .procname = "net", .ctl_name = CTL_NET, },
{ .procname = "ipv4", .ctl_name = NET_IPV4, },
- { .procname = "route", .ctl_name = NET_IPV4_ROUTE, },
{ },
};
-
static struct ctl_table ipv4_route_flush_table[] = {
{
.ctl_name = NET_IPV4_ROUTE_FLUSH,
@@ -3074,6 +3145,13 @@ static struct ctl_table ipv4_route_flush_table[] = {
{ .ctl_name = 0 },
};
+static __net_initdata struct ctl_path ipv4_route_path[] = {
+ { .procname = "net", .ctl_name = CTL_NET, },
+ { .procname = "ipv4", .ctl_name = NET_IPV4, },
+ { .procname = "route", .ctl_name = NET_IPV4_ROUTE, },
+ { },
+};
+
static __net_init int sysctl_route_net_init(struct net *net)
{
struct ctl_table *tbl;
@@ -3126,10 +3204,12 @@ static __net_init int rt_secret_timer_init(struct net *net)
net->ipv4.rt_secret_timer.data = (unsigned long)net;
init_timer_deferrable(&net->ipv4.rt_secret_timer);
- net->ipv4.rt_secret_timer.expires =
- jiffies + net_random() % ip_rt_secret_interval +
- ip_rt_secret_interval;
- add_timer(&net->ipv4.rt_secret_timer);
+ if (ip_rt_secret_interval) {
+ net->ipv4.rt_secret_timer.expires =
+ jiffies + net_random() % ip_rt_secret_interval +
+ ip_rt_secret_interval;
+ add_timer(&net->ipv4.rt_secret_timer);
+ }
return 0;
}
@@ -3223,7 +3303,7 @@ int __init ip_rt_init(void)
*/
void __init ip_static_sysctl_init(void)
{
- register_sysctl_paths(ipv4_route_path, ipv4_route_table);
+ register_sysctl_paths(ipv4_path, ipv4_skeleton);
}
#endif
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index a7842c54f58..7b6a584b62d 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -1106,13 +1106,12 @@ out:
return ret;
}
-int ipv6_dev_get_saddr(struct net_device *dst_dev,
+int ipv6_dev_get_saddr(struct net *net, struct net_device *dst_dev,
const struct in6_addr *daddr, unsigned int prefs,
struct in6_addr *saddr)
{
struct ipv6_saddr_score scores[2],
*score = &scores[0], *hiscore = &scores[1];
- struct net *net = dev_net(dst_dev);
struct ipv6_saddr_dst dst;
struct net_device *dev;
int dst_type;
@@ -1689,6 +1688,7 @@ addrconf_prefix_route(struct in6_addr *pfx, int plen, struct net_device *dev,
.fc_dst_len = plen,
.fc_flags = RTF_UP | flags,
.fc_nlinfo.nl_net = dev_net(dev),
+ .fc_protocol = RTPROT_KERNEL,
};
ipv6_addr_copy(&cfg.fc_dst, pfx);
diff --git a/net/ipv6/fib6_rules.c b/net/ipv6/fib6_rules.c
index 8d05527524e..f5de3f9dc69 100644
--- a/net/ipv6/fib6_rules.c
+++ b/net/ipv6/fib6_rules.c
@@ -93,7 +93,8 @@ static int fib6_rule_action(struct fib_rule *rule, struct flowi *flp,
if (flags & RT6_LOOKUP_F_SRCPREF_COA)
srcprefs |= IPV6_PREFER_SRC_COA;
- if (ipv6_dev_get_saddr(ip6_dst_idev(&rt->u.dst)->dev,
+ if (ipv6_dev_get_saddr(net,
+ ip6_dst_idev(&rt->u.dst)->dev,
&flp->fl6_dst, srcprefs,
&saddr))
goto again;
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index abedf95fdf2..b3157a0cc15 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -91,19 +91,22 @@ static struct inet6_protocol icmpv6_protocol = {
.flags = INET6_PROTO_NOPOLICY|INET6_PROTO_FINAL,
};
-static __inline__ int icmpv6_xmit_lock(struct sock *sk)
+static __inline__ struct sock *icmpv6_xmit_lock(struct net *net)
{
+ struct sock *sk;
+
local_bh_disable();
+ sk = icmpv6_sk(net);
if (unlikely(!spin_trylock(&sk->sk_lock.slock))) {
/* This can happen if the output path (f.e. SIT or
* ip6ip6 tunnel) signals dst_link_failure() for an
* outgoing ICMP6 packet.
*/
local_bh_enable();
- return 1;
+ return NULL;
}
- return 0;
+ return sk;
}
static __inline__ void icmpv6_xmit_unlock(struct sock *sk)
@@ -392,11 +395,10 @@ void icmpv6_send(struct sk_buff *skb, int type, int code, __u32 info,
fl.fl_icmp_code = code;
security_skb_classify_flow(skb, &fl);
- sk = icmpv6_sk(net);
- np = inet6_sk(sk);
-
- if (icmpv6_xmit_lock(sk))
+ sk = icmpv6_xmit_lock(net);
+ if (sk == NULL)
return;
+ np = inet6_sk(sk);
if (!icmpv6_xrlim_allow(sk, type, &fl))
goto out;
@@ -539,11 +541,10 @@ static void icmpv6_echo_reply(struct sk_buff *skb)
fl.fl_icmp_type = ICMPV6_ECHO_REPLY;
security_skb_classify_flow(skb, &fl);
- sk = icmpv6_sk(net);
- np = inet6_sk(sk);
-
- if (icmpv6_xmit_lock(sk))
+ sk = icmpv6_xmit_lock(net);
+ if (sk == NULL)
return;
+ np = inet6_sk(sk);
if (!fl.oif && ipv6_addr_is_multicast(&fl.fl6_dst))
fl.oif = np->mcast_oif;
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index 52dddc25d3e..29c7c99e69f 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -378,6 +378,7 @@ static int inet6_dump_fib(struct sk_buff *skb, struct netlink_callback *cb)
arg.skb = skb;
arg.cb = cb;
+ arg.net = net;
w->args = &arg;
for (h = s_h; h < FIB_TABLE_HASHSZ; h++, s_e = 0) {
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index a4402de425d..0e844c2736a 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -934,7 +934,7 @@ static int ip6_dst_lookup_tail(struct sock *sk,
goto out_err_release;
if (ipv6_addr_any(&fl->fl6_src)) {
- err = ipv6_dev_get_saddr(ip6_dst_idev(*dst)->dev,
+ err = ipv6_dev_get_saddr(net, ip6_dst_idev(*dst)->dev,
&fl->fl6_dst,
sk ? inet6_sk(sk)->srcprefs : 0,
&fl->fl6_src);
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index 741cfcd96f8..4e5eac301f9 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -911,7 +911,7 @@ static int do_ipv6_getsockopt(struct sock *sk, int level, int optname,
} else {
if (np->rxopt.bits.rxinfo) {
struct in6_pktinfo src_info;
- src_info.ipi6_ifindex = np->mcast_oif;
+ src_info.ipi6_ifindex = np->mcast_oif ? np->mcast_oif : sk->sk_bound_dev_if;
ipv6_addr_copy(&src_info.ipi6_addr, &np->daddr);
put_cmsg(&msg, SOL_IPV6, IPV6_PKTINFO, sizeof(src_info), &src_info);
}
@@ -921,7 +921,7 @@ static int do_ipv6_getsockopt(struct sock *sk, int level, int optname,
}
if (np->rxopt.bits.rxoinfo) {
struct in6_pktinfo src_info;
- src_info.ipi6_ifindex = np->mcast_oif;
+ src_info.ipi6_ifindex = np->mcast_oif ? np->mcast_oif : sk->sk_bound_dev_if;
ipv6_addr_copy(&src_info.ipi6_addr, &np->daddr);
put_cmsg(&msg, SOL_IPV6, IPV6_2292PKTINFO, sizeof(src_info), &src_info);
}
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index beb48e3f038..f1c62ba0f56 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -549,7 +549,7 @@ static void ndisc_send_na(struct net_device *dev, struct neighbour *neigh,
override = 0;
in6_ifa_put(ifp);
} else {
- if (ipv6_dev_get_saddr(dev, daddr,
+ if (ipv6_dev_get_saddr(dev_net(dev), dev, daddr,
inet6_sk(dev_net(dev)->ipv6.ndisc_sk)->srcprefs,
&tmpaddr))
return;
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 41b165ffb36..9af6115f0f5 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -2106,7 +2106,8 @@ static inline size_t rt6_nlmsg_size(void)
+ nla_total_size(sizeof(struct rta_cacheinfo));
}
-static int rt6_fill_node(struct sk_buff *skb, struct rt6_info *rt,
+static int rt6_fill_node(struct net *net,
+ struct sk_buff *skb, struct rt6_info *rt,
struct in6_addr *dst, struct in6_addr *src,
int iif, int type, u32 pid, u32 seq,
int prefix, int nowait, unsigned int flags)
@@ -2189,7 +2190,7 @@ static int rt6_fill_node(struct sk_buff *skb, struct rt6_info *rt,
} else if (dst) {
struct inet6_dev *idev = ip6_dst_idev(&rt->u.dst);
struct in6_addr saddr_buf;
- if (ipv6_dev_get_saddr(idev ? idev->dev : NULL,
+ if (ipv6_dev_get_saddr(net, idev ? idev->dev : NULL,
dst, 0, &saddr_buf) == 0)
NLA_PUT(skb, RTA_PREFSRC, 16, &saddr_buf);
}
@@ -2234,7 +2235,8 @@ int rt6_dump_route(struct rt6_info *rt, void *p_arg)
} else
prefix = 0;
- return rt6_fill_node(arg->skb, rt, NULL, NULL, 0, RTM_NEWROUTE,
+ return rt6_fill_node(arg->net,
+ arg->skb, rt, NULL, NULL, 0, RTM_NEWROUTE,
NETLINK_CB(arg->cb->skb).pid, arg->cb->nlh->nlmsg_seq,
prefix, 0, NLM_F_MULTI);
}
@@ -2300,7 +2302,7 @@ static int inet6_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr* nlh, void
rt = (struct rt6_info*) ip6_route_output(net, NULL, &fl);
skb->dst = &rt->u.dst;
- err = rt6_fill_node(skb, rt, &fl.fl6_dst, &fl.fl6_src, iif,
+ err = rt6_fill_node(net, skb, rt, &fl.fl6_dst, &fl.fl6_src, iif,
RTM_NEWROUTE, NETLINK_CB(in_skb).pid,
nlh->nlmsg_seq, 0, 0, 0);
if (err < 0) {
@@ -2327,7 +2329,7 @@ void inet6_rt_notify(int event, struct rt6_info *rt, struct nl_info *info)
if (skb == NULL)
goto errout;
- err = rt6_fill_node(skb, rt, NULL, NULL, 0,
+ err = rt6_fill_node(net, skb, rt, NULL, NULL, 0,
event, info->pid, seq, 0, 0, 0);
if (err < 0) {
/* -EMSGSIZE implies BUG in rt6_nlmsg_size() */
diff --git a/net/ipv6/sysctl_net_ipv6.c b/net/ipv6/sysctl_net_ipv6.c
index e6dfaeac6be..587f8f60c48 100644
--- a/net/ipv6/sysctl_net_ipv6.c
+++ b/net/ipv6/sysctl_net_ipv6.c
@@ -156,7 +156,7 @@ static struct ctl_table_header *ip6_base;
int ipv6_static_sysctl_register(void)
{
static struct ctl_table empty[1];
- ip6_base = register_net_sysctl_rotable(net_ipv6_ctl_path, empty);
+ ip6_base = register_sysctl_paths(net_ipv6_ctl_path, empty);
if (ip6_base == NULL)
return -ENOMEM;
return 0;
diff --git a/net/ipv6/xfrm6_policy.c b/net/ipv6/xfrm6_policy.c
index 8f1e0543b3c..08e4cbbe3f0 100644
--- a/net/ipv6/xfrm6_policy.c
+++ b/net/ipv6/xfrm6_policy.c
@@ -52,12 +52,14 @@ static struct dst_entry *xfrm6_dst_lookup(int tos, xfrm_address_t *saddr,
static int xfrm6_get_saddr(xfrm_address_t *saddr, xfrm_address_t *daddr)
{
struct dst_entry *dst;
+ struct net_device *dev;
dst = xfrm6_dst_lookup(0, NULL, daddr);
if (IS_ERR(dst))
return -EHOSTUNREACH;
- ipv6_dev_get_saddr(ip6_dst_idev(dst)->dev,
+ dev = ip6_dst_idev(dst)->dev;
+ ipv6_dev_get_saddr(dev_net(dev), dev,
(struct in6_addr *)&daddr->a6, 0,
(struct in6_addr *)&saddr->a6);
dst_release(dst);
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index e1d11c9b672..1e97fb9fb34 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -2103,6 +2103,8 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
rcu_read_unlock();
return;
}
+ /* update new sta with its last rx activity */
+ sta->last_rx = jiffies;
}
/*
diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
index 105a616c5c7..a8752031adc 100644
--- a/net/netfilter/nf_conntrack_netlink.c
+++ b/net/netfilter/nf_conntrack_netlink.c
@@ -968,7 +968,7 @@ ctnetlink_change_helper(struct nf_conn *ct, struct nlattr *cda[])
/* need to zero data of old helper */
memset(&help->help, 0, sizeof(help->help));
} else {
- help = nf_ct_helper_ext_add(ct, GFP_KERNEL);
+ help = nf_ct_helper_ext_add(ct, GFP_ATOMIC);
if (help == NULL)
return -ENOMEM;
}
@@ -1136,16 +1136,33 @@ ctnetlink_create_conntrack(struct nlattr *cda[],
ct->timeout.expires = jiffies + ct->timeout.expires * HZ;
ct->status |= IPS_CONFIRMED;
+ rcu_read_lock();
+ helper = __nf_ct_helper_find(rtuple);
+ if (helper) {
+ help = nf_ct_helper_ext_add(ct, GFP_ATOMIC);
+ if (help == NULL) {
+ rcu_read_unlock();
+ err = -ENOMEM;
+ goto err;
+ }
+ /* not in hash table yet so not strictly necessary */
+ rcu_assign_pointer(help->helper, helper);
+ }
+
if (cda[CTA_STATUS]) {
err = ctnetlink_change_status(ct, cda);
- if (err < 0)
+ if (err < 0) {
+ rcu_read_unlock();
goto err;
+ }
}
if (cda[CTA_PROTOINFO]) {
err = ctnetlink_change_protoinfo(ct, cda);
- if (err < 0)
+ if (err < 0) {
+ rcu_read_unlock();
goto err;
+ }
}
nf_ct_acct_ext_add(ct, GFP_KERNEL);
@@ -1155,19 +1172,6 @@ ctnetlink_create_conntrack(struct nlattr *cda[],
ct->mark = ntohl(nla_get_be32(cda[CTA_MARK]));
#endif
- rcu_read_lock();
- helper = __nf_ct_helper_find(rtuple);
- if (helper) {
- help = nf_ct_helper_ext_add(ct, GFP_KERNEL);
- if (help == NULL) {
- rcu_read_unlock();
- err = -ENOMEM;
- goto err;
- }
- /* not in hash table yet so not strictly necessary */
- rcu_assign_pointer(help->helper, helper);
- }
-
/* setup master conntrack: this is a confirmed expectation */
if (master_ct) {
__set_bit(IPS_EXPECTED_BIT, &ct->status);
diff --git a/net/rfkill/rfkill.c b/net/rfkill/rfkill.c
index d2d45655cd1..35a9994e233 100644
--- a/net/rfkill/rfkill.c
+++ b/net/rfkill/rfkill.c
@@ -150,6 +150,8 @@ static void update_rfkill_state(struct rfkill *rfkill)
* calls and handling all the red tape such as issuing notifications
* if the call is successful.
*
+ * Suspended devices are not touched at all, and -EAGAIN is returned.
+ *
* Note that the @force parameter cannot override a (possibly cached)
* state of RFKILL_STATE_HARD_BLOCKED. Any device making use of
* RFKILL_STATE_HARD_BLOCKED implements either get_state() or
@@ -168,6 +170,9 @@ static int rfkill_toggle_radio(struct rfkill *rfkill,
int retval = 0;
enum rfkill_state oldstate, newstate;
+ if (unlikely(rfkill->dev.power.power_state.event & PM_EVENT_SLEEP))
+ return -EBUSY;
+
oldstate = rfkill->state;
if (rfkill->get_state && !force &&
@@ -214,7 +219,7 @@ static int rfkill_toggle_radio(struct rfkill *rfkill,
*
* This function toggles the state of all switches of given type,
* unless a specific switch is claimed by userspace (in which case,
- * that switch is left alone).
+ * that switch is left alone) or suspended.
*/
void rfkill_switch_all(enum rfkill_type type, enum rfkill_state state)
{
@@ -239,8 +244,8 @@ EXPORT_SYMBOL(rfkill_switch_all);
/**
* rfkill_epo - emergency power off all transmitters
*
- * This kicks all rfkill devices to RFKILL_STATE_SOFT_BLOCKED, ignoring
- * everything in its path but rfkill_mutex and rfkill->mutex.
+ * This kicks all non-suspended rfkill devices to RFKILL_STATE_SOFT_BLOCKED,
+ * ignoring everything in its path but rfkill_mutex and rfkill->mutex.
*/
void rfkill_epo(void)
{
@@ -458,13 +463,14 @@ static int rfkill_resume(struct device *dev)
if (dev->power.power_state.event != PM_EVENT_ON) {
mutex_lock(&rfkill->mutex);
+ dev->power.power_state.event = PM_EVENT_ON;
+
/* restore radio state AND notify everybody */
rfkill_toggle_radio(rfkill, rfkill->state, 1);
mutex_unlock(&rfkill->mutex);
}
- dev->power.power_state = PMSG_ON;
return 0;
}
#else
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index d2b6f54a626..5cafdd4c801 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -280,7 +280,7 @@ replay:
if (n->nlmsg_type == RTM_DELTFILTER && t->tcm_handle == 0) {
spin_lock_bh(root_lock);
*back = tp->next;
- spin_lock_bh(root_lock);
+ spin_unlock_bh(root_lock);
tfilter_notify(skb, n, tp, fh, RTM_DELTFILTER);
tcf_destroy(tp);
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index c25465e5607..e7fb9e0d21b 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -27,6 +27,7 @@
#include <linux/kmod.h>
#include <linux/list.h>
#include <linux/hrtimer.h>
+#include <linux/lockdep.h>
#include <net/net_namespace.h>
#include <net/sock.h>
@@ -198,19 +199,53 @@ struct Qdisc *qdisc_match_from_root(struct Qdisc *root, u32 handle)
return NULL;
}
+/*
+ * This lock is needed until some qdiscs stop calling qdisc_tree_decrease_qlen()
+ * without rtnl_lock(); currently hfsc_dequeue(), netem_dequeue(), tbf_dequeue()
+ */
+static DEFINE_SPINLOCK(qdisc_list_lock);
+
+static void qdisc_list_add(struct Qdisc *q)
+{
+ if ((q->parent != TC_H_ROOT) && !(q->flags & TCQ_F_INGRESS)) {
+ spin_lock_bh(&qdisc_list_lock);
+ list_add_tail(&q->list, &qdisc_root_sleeping(q)->list);
+ spin_unlock_bh(&qdisc_list_lock);
+ }
+}
+
+void qdisc_list_del(struct Qdisc *q)
+{
+ if ((q->parent != TC_H_ROOT) && !(q->flags & TCQ_F_INGRESS)) {
+ spin_lock_bh(&qdisc_list_lock);
+ list_del(&q->list);
+ spin_unlock_bh(&qdisc_list_lock);
+ }
+}
+EXPORT_SYMBOL(qdisc_list_del);
+
struct Qdisc *qdisc_lookup(struct net_device *dev, u32 handle)
{
unsigned int i;
+ struct Qdisc *q;
+
+ spin_lock_bh(&qdisc_list_lock);
for (i = 0; i < dev->num_tx_queues; i++) {
struct netdev_queue *txq = netdev_get_tx_queue(dev, i);
- struct Qdisc *q, *txq_root = txq->qdisc_sleeping;
+ struct Qdisc *txq_root = txq->qdisc_sleeping;
q = qdisc_match_from_root(txq_root, handle);
if (q)
- return q;
+ goto unlock;
}
- return qdisc_match_from_root(dev->rx_queue.qdisc_sleeping, handle);
+
+ q = qdisc_match_from_root(dev->rx_queue.qdisc_sleeping, handle);
+
+unlock:
+ spin_unlock_bh(&qdisc_list_lock);
+
+ return q;
}
static struct Qdisc *qdisc_leaf(struct Qdisc *p, u32 classid)
@@ -331,7 +366,7 @@ static struct qdisc_size_table *qdisc_get_stab(struct nlattr *opt)
if (!s || tsize != s->tsize || (!tab && tsize > 0))
return ERR_PTR(-EINVAL);
- spin_lock_bh(&qdisc_stab_lock);
+ spin_lock(&qdisc_stab_lock);
list_for_each_entry(stab, &qdisc_stab_list, list) {
if (memcmp(&stab->szopts, s, sizeof(*s)))
@@ -339,11 +374,11 @@ static struct qdisc_size_table *qdisc_get_stab(struct nlattr *opt)
if (tsize > 0 && memcmp(stab->data, tab, tsize * sizeof(u16)))
continue;
stab->refcnt++;
- spin_unlock_bh(&qdisc_stab_lock);
+ spin_unlock(&qdisc_stab_lock);
return stab;
}
- spin_unlock_bh(&qdisc_stab_lock);
+ spin_unlock(&qdisc_stab_lock);
stab = kmalloc(sizeof(*stab) + tsize * sizeof(u16), GFP_KERNEL);
if (!stab)
@@ -354,9 +389,9 @@ static struct qdisc_size_table *qdisc_get_stab(struct nlattr *opt)
if (tsize > 0)
memcpy(stab->data, tab, tsize * sizeof(u16));
- spin_lock_bh(&qdisc_stab_lock);
+ spin_lock(&qdisc_stab_lock);
list_add_tail(&stab->list, &qdisc_stab_list);
- spin_unlock_bh(&qdisc_stab_lock);
+ spin_unlock(&qdisc_stab_lock);
return stab;
}
@@ -366,14 +401,14 @@ void qdisc_put_stab(struct qdisc_size_table *tab)
if (!tab)
return;
- spin_lock_bh(&qdisc_stab_lock);
+ spin_lock(&qdisc_stab_lock);
if (--tab->refcnt == 0) {
list_del(&tab->list);
kfree(tab);
}
- spin_unlock_bh(&qdisc_stab_lock);
+ spin_unlock(&qdisc_stab_lock);
}
EXPORT_SYMBOL(qdisc_put_stab);
@@ -426,7 +461,7 @@ static enum hrtimer_restart qdisc_watchdog(struct hrtimer *timer)
wd->qdisc->flags &= ~TCQ_F_THROTTLED;
smp_wmb();
- __netif_schedule(wd->qdisc);
+ __netif_schedule(qdisc_root(wd->qdisc));
return HRTIMER_NORESTART;
}
@@ -443,6 +478,10 @@ void qdisc_watchdog_schedule(struct qdisc_watchdog *wd, psched_time_t expires)
{
ktime_t time;
+ if (test_bit(__QDISC_STATE_DEACTIVATED,
+ &qdisc_root_sleeping(wd->qdisc)->state))
+ return;
+
wd->qdisc->flags |= TCQ_F_THROTTLED;
time = ktime_set(0, 0);
time = ktime_add_ns(time, PSCHED_US2NS(expires));
@@ -637,11 +676,8 @@ static void notify_and_destroy(struct sk_buff *skb, struct nlmsghdr *n, u32 clid
if (new || old)
qdisc_notify(skb, n, clid, old, new);
- if (old) {
- spin_lock_bh(&old->q.lock);
+ if (old)
qdisc_destroy(old);
- spin_unlock_bh(&old->q.lock);
- }
}
/* Graft qdisc "new" to class "classid" of qdisc "parent" or
@@ -707,6 +743,10 @@ static int qdisc_graft(struct net_device *dev, struct Qdisc *parent,
return err;
}
+/* lockdep annotation is needed for ingress; egress gets it only for name */
+static struct lock_class_key qdisc_tx_lock;
+static struct lock_class_key qdisc_rx_lock;
+
/*
Allocate and initialize new qdisc.
@@ -767,6 +807,7 @@ qdisc_create(struct net_device *dev, struct netdev_queue *dev_queue,
if (handle == TC_H_INGRESS) {
sch->flags |= TCQ_F_INGRESS;
handle = TC_H_MAKE(TC_H_INGRESS, 0);
+ lockdep_set_class(qdisc_lock(sch), &qdisc_rx_lock);
} else {
if (handle == 0) {
handle = qdisc_alloc_handle(dev);
@@ -774,6 +815,7 @@ qdisc_create(struct net_device *dev, struct netdev_queue *dev_queue,
if (handle == 0)
goto err_out3;
}
+ lockdep_set_class(qdisc_lock(sch), &qdisc_tx_lock);
}
sch->handle = handle;
@@ -802,8 +844,8 @@ qdisc_create(struct net_device *dev, struct netdev_queue *dev_queue,
goto err_out3;
}
}
- if ((parent != TC_H_ROOT) && !(sch->flags & TCQ_F_INGRESS))
- list_add_tail(&sch->list, &dev_queue->qdisc_sleeping->list);
+
+ qdisc_list_add(sch);
return sch;
}
@@ -1084,20 +1126,13 @@ create_n_graft:
}
graft:
- if (1) {
- spinlock_t *root_lock;
-
- err = qdisc_graft(dev, p, skb, n, clid, q, NULL);
- if (err) {
- if (q) {
- root_lock = qdisc_root_lock(q);
- spin_lock_bh(root_lock);
- qdisc_destroy(q);
- spin_unlock_bh(root_lock);
- }
- return err;
- }
+ err = qdisc_graft(dev, p, skb, n, clid, q, NULL);
+ if (err) {
+ if (q)
+ qdisc_destroy(q);
+ return err;
}
+
return 0;
}
diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c
index 4e261ce62f4..8fa90d68ec6 100644
--- a/net/sched/sch_cbq.c
+++ b/net/sched/sch_cbq.c
@@ -521,6 +521,10 @@ static void cbq_ovl_delay(struct cbq_class *cl)
struct cbq_sched_data *q = qdisc_priv(cl->qdisc);
psched_tdiff_t delay = cl->undertime - q->now;
+ if (test_bit(__QDISC_STATE_DEACTIVATED,
+ &qdisc_root_sleeping(cl->qdisc)->state))
+ return;
+
if (!cl->delayed) {
psched_time_t sched = q->now;
ktime_t expires;
@@ -654,7 +658,7 @@ static enum hrtimer_restart cbq_undelay(struct hrtimer *timer)
}
sch->flags &= ~TCQ_F_THROTTLED;
- __netif_schedule(sch);
+ __netif_schedule(qdisc_root(sch));
return HRTIMER_NORESTART;
}
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index 468574682ca..5f0ade7806a 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -518,15 +518,17 @@ void qdisc_reset(struct Qdisc *qdisc)
}
EXPORT_SYMBOL(qdisc_reset);
-/* this is the rcu callback function to clean up a qdisc when there
- * are no further references to it */
-
-static void __qdisc_destroy(struct rcu_head *head)
+void qdisc_destroy(struct Qdisc *qdisc)
{
- struct Qdisc *qdisc = container_of(head, struct Qdisc, q_rcu);
const struct Qdisc_ops *ops = qdisc->ops;
+ if (qdisc->flags & TCQ_F_BUILTIN ||
+ !atomic_dec_and_test(&qdisc->refcnt))
+ return;
+
#ifdef CONFIG_NET_SCHED
+ qdisc_list_del(qdisc);
+
qdisc_put_stab(qdisc->stab);
#endif
gen_kill_estimator(&qdisc->bstats, &qdisc->rate_est);
@@ -542,20 +544,6 @@ static void __qdisc_destroy(struct rcu_head *head)
kfree((char *) qdisc - qdisc->padded);
}
-
-/* Under qdisc_lock(qdisc) and BH! */
-
-void qdisc_destroy(struct Qdisc *qdisc)
-{
- if (qdisc->flags & TCQ_F_BUILTIN ||
- !atomic_dec_and_test(&qdisc->refcnt))
- return;
-
- if (qdisc->parent)
- list_del(&qdisc->list);
-
- call_rcu(&qdisc->q_rcu, __qdisc_destroy);
-}
EXPORT_SYMBOL(qdisc_destroy);
static bool dev_all_qdisc_sleeping_noop(struct net_device *dev)
@@ -597,6 +585,9 @@ static void transition_one_qdisc(struct net_device *dev,
struct Qdisc *new_qdisc = dev_queue->qdisc_sleeping;
int *need_watchdog_p = _need_watchdog;
+ if (!(new_qdisc->flags & TCQ_F_BUILTIN))
+ clear_bit(__QDISC_STATE_DEACTIVATED, &new_qdisc->state);
+
rcu_assign_pointer(dev_queue->qdisc, new_qdisc);
if (need_watchdog_p && new_qdisc != &noqueue_qdisc)
*need_watchdog_p = 1;
@@ -640,6 +631,9 @@ static void dev_deactivate_queue(struct net_device *dev,
if (qdisc) {
spin_lock_bh(qdisc_lock(qdisc));
+ if (!(qdisc->flags & TCQ_F_BUILTIN))
+ set_bit(__QDISC_STATE_DEACTIVATED, &qdisc->state);
+
dev_queue->qdisc = qdisc_default;
qdisc_reset(qdisc);
@@ -647,7 +641,7 @@ static void dev_deactivate_queue(struct net_device *dev,
}
}
-static bool some_qdisc_is_busy(struct net_device *dev, int lock)
+static bool some_qdisc_is_busy(struct net_device *dev)
{
unsigned int i;
@@ -661,14 +655,12 @@ static bool some_qdisc_is_busy(struct net_device *dev, int lock)
q = dev_queue->qdisc_sleeping;
root_lock = qdisc_lock(q);
- if (lock)
- spin_lock_bh(root_lock);
+ spin_lock_bh(root_lock);
val = (test_bit(__QDISC_STATE_RUNNING, &q->state) ||
test_bit(__QDISC_STATE_SCHED, &q->state));
- if (lock)
- spin_unlock_bh(root_lock);
+ spin_unlock_bh(root_lock);
if (val)
return true;
@@ -678,8 +670,6 @@ static bool some_qdisc_is_busy(struct net_device *dev, int lock)
void dev_deactivate(struct net_device *dev)
{
- bool running;
-
netdev_for_each_tx_queue(dev, dev_deactivate_queue, &noop_qdisc);
dev_deactivate_queue(dev, &dev->rx_queue, &noop_qdisc);
@@ -689,25 +679,8 @@ void dev_deactivate(struct net_device *dev)
synchronize_rcu();
/* Wait for outstanding qdisc_run calls. */
- do {
- while (some_qdisc_is_busy(dev, 0))
- yield();
-
- /*
- * Double-check inside queue lock to ensure that all effects
- * of the queue run are visible when we return.
- */
- running = some_qdisc_is_busy(dev, 1);
-
- /*
- * The running flag should never be set at this point because
- * we've already set dev->qdisc to noop_qdisc *inside* the same
- * pair of spin locks. That is, if any qdisc_run starts after
- * our initial test it should see the noop_qdisc and then
- * clear the RUNNING bit before dropping the queue lock. So
- * if it is set here then we've found a bug.
- */
- } while (WARN_ON_ONCE(running));
+ while (some_qdisc_is_busy(dev))
+ yield();
}
static void dev_init_scheduler_queue(struct net_device *dev,
@@ -736,14 +709,10 @@ static void shutdown_scheduler_queue(struct net_device *dev,
struct Qdisc *qdisc_default = _qdisc_default;
if (qdisc) {
- spinlock_t *root_lock = qdisc_lock(qdisc);
-
dev_queue->qdisc = qdisc_default;
dev_queue->qdisc_sleeping = qdisc_default;
- spin_lock_bh(root_lock);
qdisc_destroy(qdisc);
- spin_unlock_bh(root_lock);
}
}
diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
index 6febd245e62..0df0df202ed 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -577,7 +577,7 @@ static int htb_enqueue(struct sk_buff *skb, struct Qdisc *sch)
sch->qstats.drops++;
cl->qstats.drops++;
}
- return NET_XMIT_DROP;
+ return ret;
} else {
cl->bstats.packets +=
skb_is_gso(skb)?skb_shinfo(skb)->gso_segs:1;
@@ -623,7 +623,7 @@ static int htb_requeue(struct sk_buff *skb, struct Qdisc *sch)
sch->qstats.drops++;
cl->qstats.drops++;
}
- return NET_XMIT_DROP;
+ return ret;
} else
htb_activate(q, cl);
diff --git a/net/sched/sch_prio.c b/net/sched/sch_prio.c
index eac197610ed..a6697c686c7 100644
--- a/net/sched/sch_prio.c
+++ b/net/sched/sch_prio.c
@@ -113,11 +113,11 @@ prio_requeue(struct sk_buff *skb, struct Qdisc* sch)
if ((ret = qdisc->ops->requeue(skb, qdisc)) == NET_XMIT_SUCCESS) {
sch->q.qlen++;
sch->qstats.requeues++;
- return 0;
+ return NET_XMIT_SUCCESS;
}
if (net_xmit_drop_count(ret))
sch->qstats.drops++;
- return NET_XMIT_DROP;
+ return ret;
}
diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c
index 7d3b7ff3bf0..94c61598b86 100644
--- a/net/sched/sch_tbf.c
+++ b/net/sched/sch_tbf.c
@@ -123,15 +123,8 @@ static int tbf_enqueue(struct sk_buff *skb, struct Qdisc* sch)
struct tbf_sched_data *q = qdisc_priv(sch);
int ret;
- if (qdisc_pkt_len(skb) > q->max_size) {
- sch->qstats.drops++;
-#ifdef CONFIG_NET_CLS_ACT
- if (sch->reshape_fail == NULL || sch->reshape_fail(skb, sch))
-#endif
- kfree_skb(skb);
-
- return NET_XMIT_DROP;
- }
+ if (qdisc_pkt_len(skb) > q->max_size)
+ return qdisc_reshape_fail(skb, sch);
ret = qdisc_enqueue(skb, q->qdisc);
if (ret != 0) {
diff --git a/net/sctp/auth.c b/net/sctp/auth.c
index 675a5c3e68a..1fcb4cf2f4c 100644
--- a/net/sctp/auth.c
+++ b/net/sctp/auth.c
@@ -80,6 +80,10 @@ static struct sctp_auth_bytes *sctp_auth_create_key(__u32 key_len, gfp_t gfp)
{
struct sctp_auth_bytes *key;
+ /* Verify that we are not going to overflow INT_MAX */
+ if ((INT_MAX - key_len) < sizeof(struct sctp_auth_bytes))
+ return NULL;
+
/* Allocate the shared key */
key = kmalloc(sizeof(struct sctp_auth_bytes) + key_len, gfp);
if (!key)
diff --git a/net/sctp/endpointola.c b/net/sctp/endpointola.c
index e39a0cdef18..4c8d9f45ce0 100644
--- a/net/sctp/endpointola.c
+++ b/net/sctp/endpointola.c
@@ -103,6 +103,7 @@ static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep,
/* Initialize the CHUNKS parameter */
auth_chunks->param_hdr.type = SCTP_PARAM_CHUNKS;
+ auth_chunks->param_hdr.length = htons(sizeof(sctp_paramhdr_t));
/* If the Add-IP functionality is enabled, we must
* authenticate, ASCONF and ASCONF-ACK chunks
@@ -110,8 +111,7 @@ static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep,
if (sctp_addip_enable) {
auth_chunks->chunks[0] = SCTP_CID_ASCONF;
auth_chunks->chunks[1] = SCTP_CID_ASCONF_ACK;
- auth_chunks->param_hdr.length =
- htons(sizeof(sctp_paramhdr_t) + 2);
+ auth_chunks->param_hdr.length += htons(2);
}
}
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index 483a01d0740..47f91afa021 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -319,7 +319,8 @@ static void sctp_v6_get_saddr(struct sctp_sock *sk,
__func__, asoc, dst, NIP6(daddr->v6.sin6_addr));
if (!asoc) {
- ipv6_dev_get_saddr(dst ? ip6_dst_idev(dst)->dev : NULL,
+ ipv6_dev_get_saddr(sock_net(sctp_opt2sk(sk)),
+ dst ? ip6_dst_idev(dst)->dev : NULL,
&daddr->v6.sin6_addr,
inet6_sk(&sk->inet.sk)->srcprefs,
&saddr->v6.sin6_addr);
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index dbb79adf8f3..afa952e726d 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -3055,6 +3055,9 @@ static int sctp_setsockopt_auth_chunk(struct sock *sk,
{
struct sctp_authchunk val;
+ if (!sctp_auth_enable)
+ return -EACCES;
+
if (optlen != sizeof(struct sctp_authchunk))
return -EINVAL;
if (copy_from_user(&val, optval, optlen))
@@ -3085,6 +3088,9 @@ static int sctp_setsockopt_hmac_ident(struct sock *sk,
struct sctp_hmacalgo *hmacs;
int err;
+ if (!sctp_auth_enable)
+ return -EACCES;
+
if (optlen < sizeof(struct sctp_hmacalgo))
return -EINVAL;
@@ -3123,6 +3129,9 @@ static int sctp_setsockopt_auth_key(struct sock *sk,
struct sctp_association *asoc;
int ret;
+ if (!sctp_auth_enable)
+ return -EACCES;
+
if (optlen <= sizeof(struct sctp_authkey))
return -EINVAL;
@@ -3135,6 +3144,11 @@ static int sctp_setsockopt_auth_key(struct sock *sk,
goto out;
}
+ if (authkey->sca_keylength > optlen) {
+ ret = -EINVAL;
+ goto out;
+ }
+
asoc = sctp_id2assoc(sk, authkey->sca_assoc_id);
if (!asoc && authkey->sca_assoc_id && sctp_style(sk, UDP)) {
ret = -EINVAL;
@@ -3160,6 +3174,9 @@ static int sctp_setsockopt_active_key(struct sock *sk,
struct sctp_authkeyid val;
struct sctp_association *asoc;
+ if (!sctp_auth_enable)
+ return -EACCES;
+
if (optlen != sizeof(struct sctp_authkeyid))
return -EINVAL;
if (copy_from_user(&val, optval, optlen))
@@ -3185,6 +3202,9 @@ static int sctp_setsockopt_del_key(struct sock *sk,
struct sctp_authkeyid val;
struct sctp_association *asoc;
+ if (!sctp_auth_enable)
+ return -EACCES;
+
if (optlen != sizeof(struct sctp_authkeyid))
return -EINVAL;
if (copy_from_user(&val, optval, optlen))
@@ -5197,19 +5217,29 @@ static int sctp_getsockopt_maxburst(struct sock *sk, int len,
static int sctp_getsockopt_hmac_ident(struct sock *sk, int len,
char __user *optval, int __user *optlen)
{
+ struct sctp_hmacalgo __user *p = (void __user *)optval;
struct sctp_hmac_algo_param *hmacs;
- __u16 param_len;
+ __u16 data_len = 0;
+ u32 num_idents;
+
+ if (!sctp_auth_enable)
+ return -EACCES;
hmacs = sctp_sk(sk)->ep->auth_hmacs_list;
- param_len = ntohs(hmacs->param_hdr.length);
+ data_len = ntohs(hmacs->param_hdr.length) - sizeof(sctp_paramhdr_t);
- if (len < param_len)
+ if (len < sizeof(struct sctp_hmacalgo) + data_len)
return -EINVAL;
+
+ len = sizeof(struct sctp_hmacalgo) + data_len;
+ num_idents = data_len / sizeof(u16);
+
if (put_user(len, optlen))
return -EFAULT;
- if (copy_to_user(optval, hmacs->hmac_ids, len))
+ if (put_user(num_idents, &p->shmac_num_idents))
+ return -EFAULT;
+ if (copy_to_user(p->shmac_idents, hmacs->hmac_ids, data_len))
return -EFAULT;
-
return 0;
}
@@ -5219,6 +5249,9 @@ static int sctp_getsockopt_active_key(struct sock *sk, int len,
struct sctp_authkeyid val;
struct sctp_association *asoc;
+ if (!sctp_auth_enable)
+ return -EACCES;
+
if (len < sizeof(struct sctp_authkeyid))
return -EINVAL;
if (copy_from_user(&val, optval, sizeof(struct sctp_authkeyid)))
@@ -5233,6 +5266,12 @@ static int sctp_getsockopt_active_key(struct sock *sk, int len,
else
val.scact_keynumber = sctp_sk(sk)->ep->active_key_id;
+ len = sizeof(struct sctp_authkeyid);
+ if (put_user(len, optlen))
+ return -EFAULT;
+ if (copy_to_user(optval, &val, len))
+ return -EFAULT;
+
return 0;
}
@@ -5243,13 +5282,16 @@ static int sctp_getsockopt_peer_auth_chunks(struct sock *sk, int len,
struct sctp_authchunks val;
struct sctp_association *asoc;
struct sctp_chunks_param *ch;
- u32 num_chunks;
+ u32 num_chunks = 0;
char __user *to;
- if (len <= sizeof(struct sctp_authchunks))
+ if (!sctp_auth_enable)
+ return -EACCES;
+
+ if (len < sizeof(struct sctp_authchunks))
return -EINVAL;
- if (copy_from_user(&val, p, sizeof(struct sctp_authchunks)))
+ if (copy_from_user(&val, optval, sizeof(struct sctp_authchunks)))
return -EFAULT;
to = p->gauth_chunks;
@@ -5258,20 +5300,21 @@ static int sctp_getsockopt_peer_auth_chunks(struct sock *sk, int len,
return -EINVAL;
ch = asoc->peer.peer_chunks;
+ if (!ch)
+ goto num;
/* See if the user provided enough room for all the data */
num_chunks = ntohs(ch->param_hdr.length) - sizeof(sctp_paramhdr_t);
if (len < num_chunks)
return -EINVAL;
- len = num_chunks;
- if (put_user(len, optlen))
+ if (copy_to_user(to, ch->chunks, num_chunks))
return -EFAULT;
+num:
+ len = sizeof(struct sctp_authchunks) + num_chunks;
+ if (put_user(len, optlen)) return -EFAULT;
if (put_user(num_chunks, &p->gauth_number_of_chunks))
return -EFAULT;
- if (copy_to_user(to, ch->chunks, len))
- return -EFAULT;
-
return 0;
}
@@ -5282,13 +5325,16 @@ static int sctp_getsockopt_local_auth_chunks(struct sock *sk, int len,
struct sctp_authchunks val;
struct sctp_association *asoc;
struct sctp_chunks_param *ch;
- u32 num_chunks;
+ u32 num_chunks = 0;
char __user *to;
- if (len <= sizeof(struct sctp_authchunks))
+ if (!sctp_auth_enable)
+ return -EACCES;
+
+ if (len < sizeof(struct sctp_authchunks))
return -EINVAL;
- if (copy_from_user(&val, p, sizeof(struct sctp_authchunks)))
+ if (copy_from_user(&val, optval, sizeof(struct sctp_authchunks)))
return -EFAULT;
to = p->gauth_chunks;
@@ -5301,17 +5347,21 @@ static int sctp_getsockopt_local_auth_chunks(struct sock *sk, int len,
else
ch = sctp_sk(sk)->ep->auth_chunk_list;
+ if (!ch)
+ goto num;
+
num_chunks = ntohs(ch->param_hdr.length) - sizeof(sctp_paramhdr_t);
- if (len < num_chunks)
+ if (len < sizeof(struct sctp_authchunks) + num_chunks)
return -EINVAL;
- len = num_chunks;
+ if (copy_to_user(to, ch->chunks, num_chunks))
+ return -EFAULT;
+num:
+ len = sizeof(struct sctp_authchunks) + num_chunks;
if (put_user(len, optlen))
return -EFAULT;
if (put_user(num_chunks, &p->gauth_number_of_chunks))
return -EFAULT;
- if (copy_to_user(to, ch->chunks, len))
- return -EFAULT;
return 0;
}
diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c
index 4fa1f3ad251..4c9890ec252 100644
--- a/scripts/mod/file2alias.c
+++ b/scripts/mod/file2alias.c
@@ -344,14 +344,20 @@ static void do_pnp_device_entry(void *symval, unsigned long size,
struct module *mod)
{
const unsigned long id_size = sizeof(struct pnp_device_id);
- const struct pnp_device_id *id = symval;
+ const unsigned int count = (size / id_size)-1;
+ const struct pnp_device_id *devs = symval;
+ unsigned int i;
device_id_check(mod->name, "pnp", size, id_size, symval);
- buf_printf(&mod->dev_table_buf,
- "MODULE_ALIAS(\"pnp:d%s*\");\n", id->id);
- buf_printf(&mod->dev_table_buf,
- "MODULE_ALIAS(\"acpi*:%s:*\");\n", id->id);
+ for (i = 0; i < count; i++) {
+ const char *id = (char *)devs[i].id;
+
+ buf_printf(&mod->dev_table_buf,
+ "MODULE_ALIAS(\"pnp:d%s*\");\n", id);
+ buf_printf(&mod->dev_table_buf,
+ "MODULE_ALIAS(\"acpi*:%s:*\");\n", id);
+ }
}
/* looks like: "pnp:dD" for every device of the card */
diff --git a/sound/mips/au1x00.c b/sound/mips/au1x00.c
index ee0741f9eb5..fbef38a9604 100644
--- a/sound/mips/au1x00.c
+++ b/sound/mips/au1x00.c
@@ -38,7 +38,6 @@
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/slab.h>
-#include <linux/version.h>
#include <sound/core.h>
#include <sound/initval.h>
#include <sound/pcm.h>
diff --git a/sound/pci/ca0106/ca0106_main.c b/sound/pci/ca0106/ca0106_main.c
index 2f8b28add27..6abe8a3bd36 100644
--- a/sound/pci/ca0106/ca0106_main.c
+++ b/sound/pci/ca0106/ca0106_main.c
@@ -249,11 +249,12 @@ static struct snd_ca0106_details ca0106_chip_details[] = {
.name = "MSI K8N Diamond MB [SB0438]",
.gpio_type = 2,
.i2c_adc = 1 } ,
- /* Another MSI K8N Diamond MB, which has apprently a different SSID */
+ /* MSI K8N Diamond PLUS MB */
{ .serial = 0x10091102,
.name = "MSI K8N Diamond MB",
.gpio_type = 2,
- .i2c_adc = 1 } ,
+ .i2c_adc = 1,
+ .spi_dac = 2 },
/* Shuttle XPC SD31P which has an onboard Creative Labs
* Sound Blaster Live! 24-bit EAX
* high-definition 7.1 audio processor".
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index a73d6ca0a90..1c53e337ecb 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -278,6 +278,9 @@ enum {
/* Defines for Nvidia HDA support */
#define NVIDIA_HDA_TRANSREG_ADDR 0x4e
#define NVIDIA_HDA_ENABLE_COHBITS 0x0f
+#define NVIDIA_HDA_ISTRM_COH 0x4d
+#define NVIDIA_HDA_OSTRM_COH 0x4c
+#define NVIDIA_HDA_ENABLE_COHBIT 0x01
/* Defines for Intel SCH HDA snoop control */
#define INTEL_SCH_HDA_DEVC 0x78
@@ -900,6 +903,12 @@ static void azx_init_pci(struct azx *chip)
update_pci_byte(chip->pci,
NVIDIA_HDA_TRANSREG_ADDR,
0x0f, NVIDIA_HDA_ENABLE_COHBITS);
+ update_pci_byte(chip->pci,
+ NVIDIA_HDA_ISTRM_COH,
+ 0x01, NVIDIA_HDA_ENABLE_COHBIT);
+ update_pci_byte(chip->pci,
+ NVIDIA_HDA_OSTRM_COH,
+ 0x01, NVIDIA_HDA_ENABLE_COHBIT);
break;
case AZX_DRIVER_SCH:
pci_read_config_word(chip->pci, INTEL_SCH_HDA_DEVC, &snoop);
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index b80e725432f..909f1c101c9 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -952,7 +952,7 @@ do_sku:
tmp | 0x2010);
break;
case 0x10ec0888:
- alc888_coef_init(codec);
+ /*alc888_coef_init(codec);*/ /* called in alc_init() */
break;
case 0x10ec0267:
case 0x10ec0268:
@@ -2439,6 +2439,8 @@ static int alc_init(struct hda_codec *codec)
unsigned int i;
alc_fix_pll(codec);
+ if (codec->vendor_id == 0x10ec0888)
+ alc888_coef_init(codec);
for (i = 0; i < spec->num_init_verbs; i++)
snd_hda_sequence_write(codec, spec->init_verbs[i]);
@@ -8426,8 +8428,6 @@ static int patch_alc883(struct hda_codec *codec)
codec->patch_ops = alc_patch_ops;
if (board_config == ALC883_AUTO)
spec->init_hook = alc883_auto_init;
- else if (codec->vendor_id == 0x10ec0888)
- spec->init_hook = alc888_coef_init;
#ifdef CONFIG_SND_HDA_POWER_SAVE
if (!spec->loopback.amplist)
diff --git a/sound/soc/at91/eti_b1_wm8731.c b/sound/soc/at91/eti_b1_wm8731.c
index b081e83766b..b81d6b2cfa1 100644
--- a/sound/soc/at91/eti_b1_wm8731.c
+++ b/sound/soc/at91/eti_b1_wm8731.c
@@ -22,7 +22,6 @@
#include <linux/module.h>
#include <linux/moduleparam.h>
-#include <linux/version.h>
#include <linux/kernel.h>
#include <linux/clk.h>
#include <linux/timer.h>
diff --git a/sound/soc/codecs/ak4535.c b/sound/soc/codecs/ak4535.c
index b26003c4f3e..7da9f467b7b 100644
--- a/sound/soc/codecs/ak4535.c
+++ b/sound/soc/codecs/ak4535.c
@@ -562,10 +562,9 @@ static int ak4535_codec_probe(struct i2c_adapter *adap, int addr, int kind)
client_template.addr = addr;
i2c = kmemdup(&client_template, sizeof(client_template), GFP_KERNEL);
- if (i2c == NULL) {
- kfree(codec);
+ if (i2c == NULL)
return -ENOMEM;
- }
+
i2c_set_clientdata(i2c, codec);
codec->control_data = i2c;
@@ -583,7 +582,6 @@ static int ak4535_codec_probe(struct i2c_adapter *adap, int addr, int kind)
return ret;
err:
- kfree(codec);
kfree(i2c);
return ret;
}
@@ -660,6 +658,11 @@ static int ak4535_probe(struct platform_device *pdev)
#else
/* Add other interfaces here */
#endif
+
+ if (ret != 0) {
+ kfree(codec->private_data);
+ kfree(codec);
+ }
return ret;
}
diff --git a/sound/soc/codecs/tlv320aic3x.c b/sound/soc/codecs/tlv320aic3x.c
index b1dce5f459d..5f9abb19943 100644
--- a/sound/soc/codecs/tlv320aic3x.c
+++ b/sound/soc/codecs/tlv320aic3x.c
@@ -1199,10 +1199,9 @@ static int aic3x_codec_probe(struct i2c_adapter *adap, int addr, int kind)
client_template.addr = addr;
i2c = kmemdup(&client_template, sizeof(client_template), GFP_KERNEL);
- if (i2c == NULL) {
- kfree(codec);
+ if (i2c == NULL)
return -ENOMEM;
- }
+
i2c_set_clientdata(i2c, codec);
codec->control_data = i2c;
@@ -1221,7 +1220,6 @@ static int aic3x_codec_probe(struct i2c_adapter *adap, int addr, int kind)
return ret;
err:
- kfree(codec);
kfree(i2c);
return ret;
}
@@ -1302,6 +1300,11 @@ static int aic3x_probe(struct platform_device *pdev)
#else
/* Add other interfaces here */
#endif
+
+ if (ret != 0) {
+ kfree(codec->private_data);
+ kfree(codec);
+ }
return ret;
}
diff --git a/sound/soc/codecs/uda1380.c b/sound/soc/codecs/uda1380.c
index a52d6d9e007..807318fbdc8 100644
--- a/sound/soc/codecs/uda1380.c
+++ b/sound/soc/codecs/uda1380.c
@@ -729,10 +729,9 @@ static int uda1380_codec_probe(struct i2c_adapter *adap, int addr, int kind)
client_template.addr = addr;
i2c = kmemdup(&client_template, sizeof(client_template), GFP_KERNEL);
- if (i2c == NULL) {
- kfree(codec);
+ if (i2c == NULL)
return -ENOMEM;
- }
+
i2c_set_clientdata(i2c, codec);
codec->control_data = i2c;
@@ -750,7 +749,6 @@ static int uda1380_codec_probe(struct i2c_adapter *adap, int addr, int kind)
return ret;
err:
- kfree(codec);
kfree(i2c);
return ret;
}
@@ -817,6 +815,9 @@ static int uda1380_probe(struct platform_device *pdev)
#else
/* Add other interfaces here */
#endif
+
+ if (ret != 0)
+ kfree(codec);
return ret;
}
diff --git a/sound/soc/codecs/wm8510.c b/sound/soc/codecs/wm8510.c
index 67325fd9544..3d998e6a997 100644
--- a/sound/soc/codecs/wm8510.c
+++ b/sound/soc/codecs/wm8510.c
@@ -693,10 +693,9 @@ static int wm8510_codec_probe(struct i2c_adapter *adap, int addr, int kind)
client_template.addr = addr;
i2c = kmemdup(&client_template, sizeof(client_template), GFP_KERNEL);
- if (i2c == NULL) {
- kfree(codec);
+ if (i2c == NULL)
return -ENOMEM;
- }
+
i2c_set_clientdata(i2c, codec);
codec->control_data = i2c;
@@ -714,7 +713,6 @@ static int wm8510_codec_probe(struct i2c_adapter *adap, int addr, int kind)
return ret;
err:
- kfree(codec);
kfree(i2c);
return ret;
}
@@ -782,6 +780,9 @@ static int wm8510_probe(struct platform_device *pdev)
#else
/* Add other interfaces here */
#endif
+
+ if (ret != 0)
+ kfree(codec);
return ret;
}
diff --git a/sound/soc/codecs/wm8731.c b/sound/soc/codecs/wm8731.c
index 369d39c3f74..9402fcaf04f 100644
--- a/sound/soc/codecs/wm8731.c
+++ b/sound/soc/codecs/wm8731.c
@@ -596,10 +596,9 @@ static int wm8731_codec_probe(struct i2c_adapter *adap, int addr, int kind)
client_template.addr = addr;
i2c = kmemdup(&client_template, sizeof(client_template), GFP_KERNEL);
- if (i2c == NULL) {
- kfree(codec);
+ if (i2c == NULL)
return -ENOMEM;
- }
+
i2c_set_clientdata(i2c, codec);
codec->control_data = i2c;
@@ -617,7 +616,6 @@ static int wm8731_codec_probe(struct i2c_adapter *adap, int addr, int kind)
return ret;
err:
- kfree(codec);
kfree(i2c);
return ret;
}
@@ -693,6 +691,11 @@ static int wm8731_probe(struct platform_device *pdev)
#else
/* Add other interfaces here */
#endif
+
+ if (ret != 0) {
+ kfree(codec->private_data);
+ kfree(codec);
+ }
return ret;
}
diff --git a/sound/soc/codecs/wm8750.c b/sound/soc/codecs/wm8750.c
index c6a8edf302a..dd1f55404b2 100644
--- a/sound/soc/codecs/wm8750.c
+++ b/sound/soc/codecs/wm8750.c
@@ -869,10 +869,9 @@ static int wm8750_codec_probe(struct i2c_adapter *adap, int addr, int kind)
client_template.addr = addr;
i2c = kmemdup(&client_template, sizeof(client_template), GFP_KERNEL);
- if (i2c == NULL) {
- kfree(codec);
+ if (i2c == NULL)
return -ENOMEM;
- }
+
i2c_set_clientdata(i2c, codec);
codec->control_data = i2c;
@@ -890,7 +889,6 @@ static int wm8750_codec_probe(struct i2c_adapter *adap, int addr, int kind)
return ret;
err:
- kfree(codec);
kfree(i2c);
return ret;
}
@@ -966,6 +964,10 @@ static int wm8750_probe(struct platform_device *pdev)
/* Add other interfaces here */
#endif
+ if (ret != 0) {
+ kfree(codec->private_data);
+ kfree(codec);
+ }
return ret;
}
diff --git a/sound/soc/codecs/wm8753.c b/sound/soc/codecs/wm8753.c
index 8604809f0c3..5761164fe16 100644
--- a/sound/soc/codecs/wm8753.c
+++ b/sound/soc/codecs/wm8753.c
@@ -34,7 +34,6 @@
#include <linux/module.h>
#include <linux/moduleparam.h>
-#include <linux/version.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/delay.h>
@@ -1661,10 +1660,9 @@ static int wm8753_codec_probe(struct i2c_adapter *adap, int addr, int kind)
client_template.addr = addr;
i2c = kmemdup(&client_template, sizeof(client_template), GFP_KERNEL);
- if (!i2c) {
- kfree(codec);
+ if (!i2c)
return -ENOMEM;
- }
+
i2c_set_clientdata(i2c, codec);
codec->control_data = i2c;
@@ -1683,7 +1681,6 @@ static int wm8753_codec_probe(struct i2c_adapter *adap, int addr, int kind)
return ret;
err:
- kfree(codec);
kfree(i2c);
return ret;
}
@@ -1760,6 +1757,11 @@ static int wm8753_probe(struct platform_device *pdev)
#else
/* Add other interfaces here */
#endif
+
+ if (ret != 0) {
+ kfree(codec->private_data);
+ kfree(codec);
+ }
return ret;
}
diff --git a/sound/soc/codecs/wm8990.c b/sound/soc/codecs/wm8990.c
index e44153fa38d..dd995ef448b 100644
--- a/sound/soc/codecs/wm8990.c
+++ b/sound/soc/codecs/wm8990.c
@@ -1500,10 +1500,9 @@ static int wm8990_codec_probe(struct i2c_adapter *adap, int addr, int kind)
client_template.addr = addr;
i2c = kmemdup(&client_template, sizeof(client_template), GFP_KERNEL);
- if (i2c == NULL) {
- kfree(codec);
+ if (i2c == NULL)
return -ENOMEM;
- }
+
i2c_set_clientdata(i2c, codec);
codec->control_data = i2c;
@@ -1521,7 +1520,6 @@ static int wm8990_codec_probe(struct i2c_adapter *adap, int addr, int kind)
return ret;
err:
- kfree(codec);
kfree(i2c);
return ret;
}
@@ -1595,6 +1593,11 @@ static int wm8990_probe(struct platform_device *pdev)
#else
/* Add other interfaces here */
#endif
+
+ if (ret != 0) {
+ kfree(codec->private_data);
+ kfree(codec);
+ }
return ret;
}
diff --git a/sound/soc/codecs/wm9712.c b/sound/soc/codecs/wm9712.c
index 1fb7f9a7aec..2f1c91b1d55 100644
--- a/sound/soc/codecs/wm9712.c
+++ b/sound/soc/codecs/wm9712.c
@@ -13,7 +13,6 @@
#include <linux/init.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/kernel.h>
#include <linux/device.h>
#include <sound/core.h>