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2007-08-07ehea: Simplify resource usage checkThomas Klein
Use shorter method to determine whether adapter has configured ports Signed-off-by: Thomas Klein <tklein@de.ibm.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2007-08-07ehea: Fix workqueue handlingThomas Klein
Fix: Workqueue ehea_driver_wq was not destroyed Signed-off-by: Thomas Klein <tklein@de.ibm.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2007-08-07ibmveth: Fix rx pool deactivate oopsBrian King
This fixes the following oops which can occur when trying to deallocate receive buffer pools using sysfs with the ibmveth driver. NIP: d00000000024f954 LR: d00000000024fa58 CTR: c0000000000d7478 REGS: c00000000ffef9f0 TRAP: 0300 Not tainted (2.6.22-ppc64) MSR: 8000000000009032 <EE,ME,IR,DR> CR: 24242442 XER: 00000010 DAR: 00000000000007f0, DSISR: 0000000042000000 TASK = c000000002f91360[2967] 'bash' THREAD: c00000001398c000 CPU: 2 GPR00: 0000000000000000 c00000000ffefc70 d000000000262d30 c00000001c4087a0 GPR04: 00000003000000fe 0000000000000000 000000000000000f c000000000579d80 GPR08: 0000000000365688 c00000001c408998 00000000000007f0 0000000000000000 GPR12: d000000000251e88 c000000000579d80 00000000200957ec 0000000000000000 GPR16: 00000000100b8808 00000000100feb30 0000000000000000 0000000010084828 GPR20: 0000000000000000 000000001014d4d0 0000000000000010 c00000000ffefeb0 GPR24: c00000001c408000 0000000000000000 c00000001c408000 00000000ffffb054 GPR28: 00000000000000fe 0000000000000003 d000000000262700 c00000001c4087a0 NIP [d00000000024f954] .ibmveth_remove_buffer_from_pool+0x38/0x108 [ibmveth] LR [d00000000024fa58] .ibmveth_rxq_harvest_buffer+0x34/0x78 [ibmveth] Call Trace: [c00000000ffefc70] [c0000000000280a8] .dma_iommu_unmap_single+0x14/0x28 (unreliable) [c00000000ffefd00] [d00000000024fa58] .ibmveth_rxq_harvest_buffer+0x34/0x78 [ibmveth] [c00000000ffefd80] [d000000000250e40] .ibmveth_poll+0xd8/0x434 [ibmveth] [c00000000ffefe40] [c00000000032da8c] .net_rx_action+0xdc/0x248 [c00000000ffefef0] [c000000000068b4c] .__do_softirq+0xa8/0x164 [c00000000ffeff90] [c00000000002789c] .call_do_softirq+0x14/0x24 [c00000001398f6f0] [c00000000000c04c] .do_softirq+0x68/0xac [c00000001398f780] [c000000000068ca0] .irq_exit+0x54/0x6c [c00000001398f800] [c00000000000c8e4] .do_IRQ+0x170/0x1ac [c00000001398f890] [c000000000004790] hardware_interrupt_entry+0x18/0x1c Exception: 501 at .plpar_hcall_norets+0x24/0x94 LR = .veth_pool_store+0x15c/0x298 [ibmveth] [c00000001398fb80] [d000000000250b2c] .veth_pool_store+0x5c/0x298 [ibmveth] (unreliable) [c00000001398fc30] [c000000000145530] .sysfs_write_file+0x140/0x1d8 [c00000001398fcf0] [c0000000000de89c] .vfs_write+0x120/0x208 [c00000001398fd90] [c0000000000df2c8] .sys_write+0x4c/0x8c [c00000001398fe30] [c0000000000086ac] syscall_exit+0x0/0x40 Instruction dump: fba1ffe8 fbe1fff8 789d0022 f8010010 f821ff71 789c0020 1d3d00a8 7b8a1f24 38000000 7c7f1b78 7d291a14 e9690128 <7c0a592a> e8030000 e9690120 80a90100 Signed-off-by: Brian King <brking@linux.vnet.ibm.com> Signed-off-by: Paul Mackerras <paulus@samba.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2007-08-07Merge branch 'r8169-for-jeff-20070806' of ↵Jeff Garzik
git://electric-eye.fr.zoreil.com/home/romieu/linux-2.6 into upstream-fixes
2007-08-07Merge branch 'fixes-jgarzik' of ↵Jeff Garzik
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6 into upstream-fixes
2007-08-07Merge branch 'ucc_geth' of ↵Jeff Garzik
master.kernel.org:/pub/scm/linux/kernel/git/leo/fsl-soc into upstream-fixes
2007-08-07sis190 check for ISA bridge on SiS966Neil Muller
sis190 driver assumes to find ISA only on SiS965. similar fix is in sis900 driver, see bug report http://bugs.debian.org/435547 Signed-off-by: maximilian attems <max@stro.at> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2007-08-07atl1: use spin_trylock_irqsave()Ingo Molnar
use the simpler spin_trylock_irqsave() API to get the adapter lock. [ this is also a fix for -rt where adapter->lock is a sleeping lock. ] Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Jay Cliburn <jacliburn@bellsouth.net> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2007-08-07net: smc91x: Build fixes for general sh boards.Paul Mundt
SH boards in general only wire this up in 8 or 16-bit mode, and as we never had the wrappers for 32-bit mode defined, SMC_CAN_USE_32BIT caused build failure for the non-Solution Engine boards. This gets it building again. Also kill off the straggling set_irq_type() definition, this is left over cruft that was missed when the rest of it switched to IRQ flags. Signed-off-by: Paul Mundt <lethal@linux-sh.org> -- drivers/net/smc91x.h | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) Signed-off-by: Jeff Garzik <jeff@garzik.org>
2007-08-07SUNRPC: Replace flush_workqueue() with cancel_work_sync() and friendsTrond Myklebust
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2007-08-07NFS: Replace flush_scheduled_work with cancel_work_sync() and friendsTrond Myklebust
This will avoid deadlocks of the form: stack backtrace: [<c0104fda>] show_trace_log_lvl+0x1a/0x30 [<c0105c02>] show_trace+0x12/0x20 [<c0105d15>] dump_stack+0x15/0x20 [<c013ee42>] __lock_acquire+0xc22/0x1030 [<c013f2b1>] lock_acquire+0x61/0x80 [<c012edd9>] flush_workqueue+0x49/0x70 [<c012ee0d>] flush_scheduled_work+0xd/0x10 [<dcf55c0c>] nfs_release_automount_timer+0x2c/0x30 [nfs] [<dcf45d8e>] nfs_free_server+0x9e/0xd0 [nfs] [<dcf4e626>] nfs_kill_super+0x16/0x20 [nfs] [<c017b38d>] deactivate_super+0x7d/0xa0 [<c018f94b>] mntput_no_expire+0x4b/0x80 [<c018fd94>] expire_mount_list+0xe4/0x140 [<c0191219>] mark_mounts_for_expiry+0x99/0xb0 [<dcf55d1d>] nfs_expire_automounts+0xd/0x40 [nfs] [<c012e61b>] run_workqueue+0x12b/0x1e0 [<c012f05b>] worker_thread+0x9b/0x100 [<c0131c72>] kthread+0x42/0x70 [<c0104c0f>] kernel_thread_helper+0x7/0x18 ======================= Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2007-08-07SUNRPC: Don't call gss_delete_sec_context() from an rcu contextTrond Myklebust
Doing so may not be safe... Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2007-08-07NFSv4: Don't call put_rpccred() from an rcu callbackTrond Myklebust
Doing so would require us to introduce bh-safe locks into put_rpccred(). This patch fixes the lockdep complaint reported by Marc Dietrich: inconsistent {softirq-on-W} -> {in-softirq-W} usage. swapper/0 [HC0[0]:SC1[1]:HE1:SE0] takes: (rpc_credcache_lock){-+..}, at: [<c01dc487>] _atomic_dec_and_lock+0x17/0x60 {softirq-on-W} state was registered at: [<c013e870>] __lock_acquire+0x650/0x1030 [<c013f2b1>] lock_acquire+0x61/0x80 [<c02db9ac>] _spin_lock+0x2c/0x40 [<c01dc487>] _atomic_dec_and_lock+0x17/0x60 [<dced55fd>] put_rpccred+0x5d/0x100 [sunrpc] [<dced56c1>] rpcauth_unbindcred+0x21/0x60 [sunrpc] [<dced3fd4>] a0 [sunrpc] [<dcecefe0>] rpc_call_sync+0x30/0x40 [sunrpc] [<dcedc73b>] rpcb_register+0xdb/0x180 [sunrpc] [<dced65b3>] svc_register+0x93/0x160 [sunrpc] [<dced6ebe>] __svc_create+0x1ee/0x220 [sunrpc] [<dced7053>] svc_create+0x13/0x20 [sunrpc] [<dcf6d722>] nfs_callback_up+0x82/0x120 [nfs] [<dcf48f36>] nfs_get_client+0x176/0x390 [nfs] [<dcf49181>] nfs4_set_client+0x31/0x190 [nfs] [<dcf49983>] nfs4_create_server+0x63/0x3b0 [nfs] [<dcf52426>] nfs4_get_sb+0x346/0x5b0 [nfs] [<c017b444>] vfs_kern_mount+0x94/0x110 [<c0190a62>] do_mount+0x1f2/0x7d0 [<c01910a6>] sys_mount+0x66/0xa0 [<c0104046>] syscall_call+0x7/0xb [<ffffffff>] 0xffffffff irq event stamp: 5277830 hardirqs last enabled at (5277830): [<c017530a>] kmem_cache_free+0x8a/0xc0 hardirqs last disabled at (5277829): [<c01752d2>] kmem_cache_free+0x52/0xc0 softirqs last enabled at (5277798): [<c0124173>] __do_softirq+0xa3/0xc0 softirqs last disabled at (5277817): [<c01241d7>] do_softirq+0x47/0x50 other info that might help us debug this: no locks held by swapper/0. stack backtrace: [<c0104fda>] show_trace_log_lvl+0x1a/0x30 [<c0105c02>] show_trace+0x12/0x20 [<c0105d15>] dump_stack+0x15/0x20 [<c013ccc3>] print_usage_bug+0x153/0x160 [<c013d8b9>] mark_lock+0x449/0x620 [<c013e824>] __lock_acquire+0x604/0x1030 [<c013f2b1>] lock_acquire+0x61/0x80 [<c02db9ac>] _spin_lock+0x2c/0x40 [<c01dc487>] _atomic_dec_and_lock+0x17/0x60 [<dced55fd>] put_rpccred+0x5d/0x100 [sunrpc] [<dcf6bf83>] nfs_free_delegation_callback+0x13/0x20 [nfs] [<c012f9ea>] __rcu_process_callbacks+0x6a/0x1c0 [<c012fb52>] rcu_process_callbacks+0x12/0x30 [<c0124218>] tasklet_action+0x38/0x80 [<c0124125>] __do_softirq+0x55/0xc0 [<c01241d7>] do_softirq+0x47/0x50 [<c0124605>] irq_exit+0x35/0x40 [<c0112463>] smp_apic_timer_interrupt+0x43/0x80 [<c0104a77>] apic_timer_interrupt+0x33/0x38 [<c02690df>] cpuidle_idle_call+0x6f/0x90 [<c01023c3>] cpu_idle+0x43/0x70 [<c02d8c27>] rest_init+0x47/0x50 [<c03bcb6a>] start_kernel+0x22a/0x2b0 [<00000000>] 0x0 ======================= Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2007-08-07NFS: Fix NFSv4 open stateid regressionsTrond Myklebust
Do not allow cached open for O_RDONLY or O_WRONLY unless the file has been previously opened in these modes. Also Fix the calculation of the mode in nfs4_close_prepare. We should only issue an OPEN_DOWNGRADE if we're sure that we will still be holding the correct open modes. This may not be the case if we've been doing delegated opens. Finally, there is no need to adjust the open mode bit flags in nfs4_close_done(): that has already been done in nfs4_close_prepare(). Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2007-08-07NFSv4: Fix a locking regression in nfs4_set_mode_locked()Trond Myklebust
We don't really need to clear &state->inode_states inside nfs4_set_mode_locked, and doing so without holding the inode->i_lock would in any case be a bug... Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2007-08-07NFS: Fix put_nfs_open_contextTrond Myklebust
We need to grab the inode->i_lock atomically with the last reference put in order to remove the open context that is being freed from the nfsi->open_files list. Fix by converting the kref to a standard atomic counter and then using atomic_dec_and_lock()... Thanks to Arnd Bergmann for pointing out the problem. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2007-08-07SUNRPC: Fix a race in rpciod_down()Trond Myklebust
The commit 4ada539ed77c7a2bbcb75cafbbd7bd8d2b9bef7b lead to the unpleasant possibility of an asynchronous rpc_task being required to call rpciod_down() when it is complete. This again means that the rpciod workqueue may get to call destroy_workqueue on itself -> hang... Change rpciod_up/rpciod_down to just get/put the module, and then create/destroy the workqueues on module load/unload. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2007-08-06Merge master.kernel.org:/home/rmk/linux-2.6-armLinus Torvalds
* master.kernel.org:/home/rmk/linux-2.6-arm: [ARM] rpc: update defconfig [ARM] pata_icside: fix the FIXMEs [ARM] 4542/1: AT91: include atmel_lcdc.h in at91sam926{1,3}_devices.c [ARM] 4541/1: iop: defconfig updates [ARM] 4531/1: remove is_in_rom() protptype
2007-08-06Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: [CRYPTO] api: fix writting into unallocated memory in setkey_aligned
2007-08-06take sched_debug.c out of nasal demon territoryAl Viro
C99 6.10.3[11]: preprocessing directive within the argument list of macro invocation => undefined behaviour. Don't do that... Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-08-06Enable lguest drivers in KconfigRusty Russell
Lguest drivers need to default to "Y" otherwise they're never selected for new builds. (We don't bother prompting, because they're less than 4k combined, and implied by selecting lguest support). Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-08-06KVM: x86 emulator: fix debug reg mov instructionsAvi Kivity
More fallout from the writeback fixes: debug register transfer instructions do their own writeback and thus need to disable the general writeback mechanism. This fixes oopses and some guest failures on AMD machines (the Intel variant decodes the instruction in hardware and thus does not need emulation). Cc: Alistair John Strachan <alistair@devzero.co.uk> Signed-off-by: Avi Kivity <avi@qumranet.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-08-06Merge branch 'master' of ↵Linus Torvalds
master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 * 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6: [NETFILTER]: Add xt_statistic.h to the header list for usermode programs [BNX2]: Fix suspend/resume problem. [TG3]: Fix suspend/resume problem.
2007-08-06Merge branch 'master' of ↵Linus Torvalds
master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6 * 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6: [SPARC32]: Fix build.
2007-08-06Merge master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6Linus Torvalds
* master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6: (32 commits) [SCSI] aacraid: prevent panic on adapter resource failure [SCSI] aha152x: use data accessors and !use_sg cleanup [SCSI] aha152x: Fix check_condition code-path [SCSI] aha152x: Clean Reset path [SCSI] aha152x: preliminary fixes and some comments [SCSI] aha152x: use bounce buffer [SCSI] aha152x: fix debug mode symbol conflict [SCSI] sd: disentangle barriers in SCSI [SCSI] lpfc : scsi command accessor fix for 8.2.2 [SCSI] qlogicpti: Some cosmetic changes [SCSI] lpfc 8.2.2 : Change version number to 8.2.2 [SCSI] lpfc 8.2.2 : Style cleanups [SCSI] lpfc 8.2.2 : Miscellaneous Bug Fixes [SCSI] lpfc 8.2.2 : Miscellaneous management and logging mods [SCSI] lpfc 8.2.2 : Rework the lpfc_printf_log() macro [SCSI] lpfc 8.2.2 : Attribute and Parameter splits for vport and physical port [SCSI] lpfc 8.2.2 : Fix locking around HBA's port_list [SCSI] lpfc 8.2.2 : Error messages and debugfs updates [SCSI] initialize shost_data to zero [SCSI] mptsas: add SMP passthrough support via bsg ...
2007-08-06drm/i915: Fix i965 secured batchbuffer usageDave Airlie
This 965G and above chipsets moved the batch buffer non-secure bits to another place. This means that previous drm's allowed in-secure batchbuffers to be submitted to the hardware from non-privileged users who are logged into X and and have access to direct rendering. Signed-off-by: Dave Airlie <airlied@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-08-07r8169: avoid needless NAPI poll schedulingFrancois Romieu
Theory : though needless, it should not have hurt. Practice: it does not play nice with DEBUG_SHIRQ + LOCKDEP + UP (see https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=242572). The patch makes sense in itself but I should dig why it has an effect on #242572 (assuming that NAPI do not change in a near future). Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Edward Hsu <edward_hsu@realtek.com.tw>
2007-08-06r8169: PHY power-on fixRoger So
Fix extracted from Realtek's driver (8.002.00/20070713) for the PHY attached to 8111/8168b chipsets. The check against mac_version is just usual paranoia during the bugfix period of the kernel cycle. -- FR Tested on Asus M2A-VM motherboard by Roger So. No regression on my Asrock 945G DVI either (built-in 8168 + 2x8169). Signed-off-by: Roger So <roger.so@gmail.com> Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Edward Hsu <edward_hsu@realtek.com.tw>
2007-08-06[PATCH] mac80211: don't allow scanning in monitor modeDaniel Drake
zd1211rw gets confused when the user asks for a scan when the device is in monitor mode. This patch tightens up the SIWSCAN handler to deny the scan under these conditions. Signed-off-by: Daniel Drake <dsd@gentoo.org> Signed-off-by: Jiri Benc <jbenc@suse.cz> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2007-08-06[PATCH] mac80211: Fix sparse error for sta_last_seq_ctrl_readZhu Yi
Fix sparse error for sta_last_seq_ctrl_read. Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: Jiri Benc <jbenc@suse.cz> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2007-08-06[PATCH] mac80211: use do { } while (0) for multi-line macrosZhu Yi
Use do { } while (0) for multi-line macros Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: Jiri Benc <jbenc@suse.cz> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2007-08-06[PATCH] mac80211: missing dev_put in ieee80211_master_start_xmitDaniel Drake
Fixes an unlikely reference leak condition. Signed-off-by: Daniel Drake <dsd@gentoo.org> Signed-off-by: Jiri Benc <jbenc@suse.cz> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2007-08-06[PATCH] softmac: Fix deadlock of wx_set_essid with assoc workMichael Buesch
The essid wireless extension does deadlock against the assoc mutex, as we don't unlock the assoc mutex when flushing the workqueue, which also holds the lock. Signed-off-by: Michael Buesch <mb@bu3sch.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2007-08-06[PATCH] zd1211rw: fix filter for PSPOLL framesUlrich Kunitz
While filling the control set the driver tests for a PSPOLL frame. But it tested only the subtype of the packet. The full type needs to be tested to identify those packets reliably. [dsd@gentoo.org: backport to mainline] Signed-off-by: Ulrich Kunitz <kune@deine-taler.de> Signed-off-by: Daniel Drake <dsd@gentoo.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2007-08-06[PATCH] rtl8187: ensure priv->hwaddr is always validMichael Wu
conf->mac_addr is not guaranteed to be set. This ensures priv->hwaddr is always set to a valid mac address. Thanks to Johannes Berg <johannes@sipsolutions.net> for finding this problem. Signed-off-by: Michael Wu <flamingice@sourmilk.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2007-08-06[PATCH] remove duplicated ioctl entries in compat_ioctl.cMasakazu Mokuno
This patch removes some duplicated wireless ioctl entries in the array 'struct ioctl_trans ioctl_start[]' of fs/compat_ioctl.c These entries are registered twice like: COMPATIBLE_IOCTL(SIOCGIWPRIV) and HANDLE_IOCTL(SIOCGIWPRIV, do_wireless_ioctl) Signed-off-by: Masakazu Mokuno <mokuno@sm.sony.co.jp> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2007-08-06Revert "[PATCH] bcm43xx: Fix deviation from specifications in ↵John W. Linville
set_baseband_attenuation" This reverts commit 77548f58070894cf5970a110981e511ffe793369. David Woodhouse wrote: >This broke my shinybook. I seem to get absolutely _no_ outgoing packets, >although I can receive OK. Larry Finger wrote: >Please revert this patch. Signed-off-by: John W. Linville <linville@tuxdriver.com>
2007-08-06[ARM] rpc: update defconfigRussell King
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2007-08-06[ARM] pata_icside: fix the FIXMEsRussell King
Alan Cox suggested that the solution to the FIXMEs in pata_icside is to use a private postreset method to detect the lack of devices on a port, and in such a case, disable the interrupt for the port. This patch implements such a method, and removes the hard coded disable of port 0. Tested as working. Acked-by: Jeff Garzik <jeff@garzik.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2007-08-06[CRYPTO] api: fix writting into unallocated memory in setkey_alignedSebastian Siewior
setkey_unaligned() commited in ca7c39385ce1a7b44894a4b225a4608624e90730 overwrites unallocated memory in the following memset() because I used the wrong buffer length. Signed-off-by: Sebastian Siewior <sebastian@breakpoint.cc> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2007-08-04[NETFILTER]: Add xt_statistic.h to the header list for usermode programsChuck Ebbert
Add xt_statistic.h to the list of headers to install. Apparently needed to build newer versions of iptables. Signed-off-by: Chuck Ebbert <cebbert@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-08-04[SPARC32]: Fix build.Mark Fortescue
Correct incorrect removal of asm-generic/fcntl.h from asm-sparc/fcntl.h by commit 6ba60d2195cd65d72eaf7ce3903a707c5bf20c7b. Signed-off-by: Mark Fortescue <mark@mtfhpc.demon.co.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-08-04[ARM] 4542/1: AT91: include atmel_lcdc.h in at91sam926{1,3}_devices.cJan Altenberg
- Include atmel_lcdc.h in at91sam926{1,3}_devices.c Signed-off-by: Jan Altenberg <jan.altenberg@linutronix.de> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2007-08-04[ARM] 4541/1: iop: defconfig updatesDan Williams
With the availability of the iop-adma driver iop platforms can now use their offload engines for md-raid5 (copy+xor) and net-dma (tcp receive copy) offload. Cc: Lennert Buytenhek <kernel@wantstofly.org> Signed-off-by: Dan Williams <dan.j.williams@intel.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2007-08-04[ARM] 4531/1: remove is_in_rom() protptypeGreg Ungerer
Remove unused is_in_rom() function prototype. Signed-off-by: Greg Ungerer <gerg@uclinux.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2007-08-04[SCSI] aacraid: prevent panic on adapter resource failureSalyzyn, Mark
If the driver fails to allocate the contiguous (DMAable) memory for system reasons, we fail to load the instance, but then we try to free the <nul> allocation in the cleanup code and we get a panic in pci_free_consistent(). This is reported against an older kernel, hope this is relevant for latest/greatest. Signed-off-by: Mark Salyzyn <aacraid@adaptec.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2007-08-04[SCSI] aha152x: use data accessors and !use_sg cleanupBoaz Harrosh
And finally this is the regular !use_sg cleanup and use of data accessors. Signed-off-by: Boaz Harrosh <bharrosh@panasas.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2007-08-04[SCSI] aha152x: Fix check_condition code-pathBoaz Harrosh
check_condition code-path was similar but more complicated to Reset. It went like this: 1. extra space was allocated at aha152x_scdata for mirroring scsi_cmnd members. 2. At aha152x_internal_queue() every not check_condition (REQUEST_SENSE) command was copied to above members in case of error. 3. At busfree_run() in the DONE_CS phase if a Status of SAM_STAT_CHECK_CONDITION was detected. The command was re-queued Internally using aha152x_internal_queue(,,check_condition,) The old command members are over written with the REQUEST_SENSE info. 4. At busfree_run() in the DONE_CS phase again. If it is a check_condition command, info was restored from mirror made at first call to aha152x_internal_queue() (see 2) and the command is completed. What I did is: 1. Allocate less space in aha152x_scdata only for the 16-byte original command. (which is actually not needed by scsi-ml anymore at this stage. But this is to much knowledge of scsi-ml) 2. If Status == SAM_STAT_CHECK_CONDITION, then like before re-queue a REQUEST_SENSE command. But only now save original command members. (Less of them) 3. In aha152x_internal_queue(), just like for Reset, use the check_condition hint to set differently the working members. execute the command. 4. At busfree_run() in the DONE_CS phase again. restore needed members. While at it. This patch fixes a BUG. Old code when sending a REQUEST_SENSE for a failed command. Would than return with cmd->resid == 0 which was the status of the REQUEST_SENSE. The failing command resid was lost. And when would resid be interesting if not on a failing command? Signed-off-by: Boaz Harrosh <bharrosh@panasas.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2007-08-04[SCSI] aha152x: Clean Reset pathBoaz Harrosh
What Reset code was doing: Save command's important/dangerous Info on stack. NULL those members from scsi_cmnd. Issue a Reset. wait for it to finish than restore members and return. What I do is save or NULL nothing. But use the "resetting" hint in aha152x_internal_queue() to NULL out working members and leave struct scsi_cmnd alone. The indent here looks funny but it will change/drop in last patch and it is clear this way what changed. Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2007-08-04[SCSI] aha152x: preliminary fixes and some commentsBoaz Harrosh
hunk by hunk: - CHECK_CONDITION is what happens to cmnd->status >> 1 or after status_byte() macro. But here it is used directly on status which means 0x1 which is an undefined bit in the standard. And is a status that will never return from a target. - in busfree_run at the DONE_SC phase we have 3 distinct operation: 1-if(DONE_SC->SCp.phase & check_condition) The REQUEST_SENSE command return. - Restore original command - Than continue to operation 3. 2-if(DONE_SC->SCp.Status==SAM_STAT_CHECK_CONDITION) A regular command returned with a status. - Internally re-Q a REQUEST_SENSE. - Do not do operation 3. 3- - Complete the command and return it to scsi-ml So the 0x2 in both these operations (1,2) means the scsi check-condition status, hence SAM_STAT_CHECK_CONDITION - Here the code asks about !(DONE_SC->SCp.Status & not_issued) but "not_issued" is an enum belonging to the "phase" member and not to the Status returned from target. The reason this works is because not_issued==1 and Also CHECK_CONDITION==1 (remember from hunk 1). So actually the code was asking !(DONE_SC->SCp.Status & CHECK_CONDITION). Which means "Has the status been read from target yet?" Staus is read at status_run(). "not_issued" is cleared in seldo_run() which is usually earlier than status_run(). So this patch does nothing as far as assembly is concerned but it does let the reader understand what is going on. Signed-off-by: Boaz Harrosh <bharrosh@panasas.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
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