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2009-09-30MIPS: MSP71xx: request_irq() failure ignored in msp_pcibios_config_access()Roel Kluin
Produce an error if request_irq() fails. Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Cc: "Ithamar R. Adema" <ithamar.adema@team-embedded.nl> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2009-09-30MIPS: Decrease size of au1xxx_dbdma_pm_regs[][]Roel Kluin
There are 16 individual channels (NUM_DBDMA_CHANS) to save/restore plus the global ddma block config (the +1). The last register in a channel can be skipped since it's read-only (at offset 0x18). Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Cc: Manuel Lauss <manuel.lauss@googlemail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2009-09-30MIPS: SMP: Inline arch_send_call_function_{single_ipi,ipi_mask}Ralf Baechle
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2009-09-30MIPS: SMP: Fix build.Ralf Baechle
commit 48a048fed82a8e5fdd8618574f6d3de1a0d67a50 Author: Rusty Russell <rusty@rustcorp.com.au> Date: Thu Sep 24 09:34:44 2009 -0600 apparently only passed the "looks good" level of QA ;-) Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2009-09-30MIPS: MIPSxx SC: Avoid destructive invalidation on partial L2 cachelines.Kevin Cernekee
This extends commit a8ca8b64e3fdfec17679cba0ca5ce6e3ffed092d to cover MIPSxx-style board cache code. Signed-off-by: Kevin Cernekee <cernekee@gmail.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2009-09-30MIPS: Sibyte: Fix compilation error.Mark Mason
Build error introduced by d4f587c67fc39e0030ddd718675e252e208da4d7. Signed-off-by: Mark Mason <mmason@upwardaccess.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2009-09-30MIPS: BCM1480: Re-apply patch lost due to bad resolution of merge conflict.Ralf Baechle
Patch 14275ccdb1e4b487cca745aba994699c426a31ee and d5dedd4507d307eb3f35f21b6e16f336fdc0d82a are conflicting and the conflict was resolved badly in merge 92241940be501f798cb21db344bbb3d1ec3c4f1c resulting in the BCM1480 changes of 14275ccdb1e4b487cca745aba994699c426a31ee getting lost. Sort out the damage. Reported and initial patch by Mark Mason <mmason@upwardaccess.com>. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2009-09-30MIPS: BCM63xx: Add serial driver for bcm63xx integrated UART.Maxime Bizon
Signed-off-by: Maxime Bizon <mbizon@freebox.fr> Acked-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2009-09-30MIPS: Loongson2: Fix typo "enalbe" -> "enable"Uwe Kleine-König
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Cc: Yanhua <yanh@lemote.com> Cc: Robert Richter <robert.richter@amd.com> Acked-by: Wu Zhangjin <wuzj@lemote.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2009-09-30MIPS: SMTC: Remove duplicate structure field initializationJulia Lawall
The definition of the irq_ipi structure has two initializations of the flags field. This combines them. [Ralf: The issue was originally introduced by commit be4894196d79455f420dd7bb78be7dc73bec115c (linux-mips.org) rsp. 033890b084adfa367c544864451d7730552ce8bf (kernel.org). The original intention of the code was to initialize .flags with both flags ored together. The broken C code as actually implemented will be compiled by an equally broken gcc to use only the last initialization, that is IRQF_PERCPU which means this turned into an SMTC bug for 2.6.23 and newer.] The semantic match that finds this problem is as follows: (http://coccinelle.lip6.fr/) // <smpl> @r@ identifier I, s, fld; position p0,p; expression E; @@ struct I s =@p0 { ... .fld@p = E, ...}; @s@ identifier I, s, r.fld; position r.p0,p; expression E; @@ struct I s =@p0 { ... .fld@p = E, ...}; @script:python@ p0 << r.p0; fld << r.fld; ps << s.p; pr << r.p; @@ if int(ps[0].line)!=int(pr[0].line) or int(ps[0].column)!=int(pr[0].column): cocci.print_main(fld,p0) // </smpl> Signed-off-by: Julia Lawall <julia@diku.dk> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2009-09-30MIPS: Remove duplicated #includeHuang Weiyi
Remove duplicated #include in arch/mips/kernel/smp.c. Signed-off-by: Huang Weiyi <weiyi.huang@gmail.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2009-09-30MIPS: BCM63xx: Remove duplicated #includeHuang Weiyi
Remove duplicated #include in arch/mips/bcm63xx/boards/board_bcm963xx.c. Signed-off-by: Huang Weiyi <weiyi.huang@gmail.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2009-09-30Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/ryusuke/nilfs2 * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ryusuke/nilfs2: nilfs2: fix missing initialization of i_dir_start_lookup member nilfs2: fix missing zero-fill initialization of btree node cache
2009-09-30Merge branch 'for_linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4 * 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: ext4: Fix time encoding with extra epoch bits ext4: Add a stub for mpage_da_data in the trace header jbd2: Use tracepoints for history file ext4: Use tracepoints for mb_history trace file ext4, jbd2: Drop unneeded printks at mount and unmount time ext4: Handle nested ext4_journal_start/stop calls without a journal ext4: Make sure ext4_dirty_inode() updates the inode in no journal mode ext4: Avoid updating the inode table bh twice in no journal mode ext4: EXT4_IOC_MOVE_EXT: Check for different original and donor inodes first ext4: async direct IO for holes and fallocate support ext4: Use end_io callback to avoid direct I/O fallback to buffered I/O ext4: Split uninitialized extents for direct I/O ext4: release reserved quota when block reservation for delalloc retry ext4: Adjust ext4_da_writepages() to write out larger contiguous chunks ext4: Fix hueristic which avoids group preallocation for closed files ext4: Use ext4_msg() for ext4_da_writepage() errors ext4: Update documentation about quota mount options
2009-09-30Merge git://git.kernel.org/pub/scm/linux/kernel/git/hirofumi/fatfs-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/hirofumi/fatfs-2.6: fat: Check s_dirt in fat_sync_fs() vfat: change the default from shortname=lower to shortname=mixed fat/nls: Fix handling of utf8 invalid char
2009-09-30Merge branch 'pm-fixes' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6 * 'pm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6: PM / yenta: Fix cardbus suspend/resume regression PM / PCMCIA: Drop second argument of pcmcia_socket_dev_suspend()
2009-09-30Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (33 commits) sony-laptop: re-read the rfkill state when resuming from suspend sony-laptop: check for rfkill hard block at load time wext: add back wireless/ dir in sysfs for cfg80211 interfaces wext: Add bound checks for copy_from_user mac80211: improve/fix mlme messages cfg80211: always get BSS iwlwifi: fix 3945 ucode info retrieval after failure iwlwifi: fix memory leak in command queue handling iwlwifi: fix debugfs buffer handling cfg80211: don't set privacy w/o key cfg80211: wext: don't display BSSID unless associated net: Add explicit bound checks in net/socket.c bridge: Fix double-free in br_add_if. isdn: fix netjet/isdnhdlc build errors atm: dereference of he_dev->rbps_virt in he_init_group() ax25: Add missing dev_put in ax25_setsockopt Revert "sit: stateless autoconf for isatap" net: fix double skb free in dcbnl net: fix nlmsg len size for skb when error bit is set. net: fix vlan_get_size to include vlan_flags size ...
2009-09-30Merge branch 'drm-next' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6 * 'drm-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6: (25 commits) drm/radeon/kms: Convert R520 to new init path and associated cleanup drm/radeon/kms: Convert RV515 to new init path and associated cleanup drm: fix radeon DRM warnings when !CONFIG_DEBUG_FS drm: fix drm_fb_helper warning when !CONFIG_MAGIC_SYSRQ drm/r600: fix memory leak introduced with 64k malloc avoidance fix. drm/kms: make fb helper work for all drivers. drm/radeon/r600: fix offset handling in CS parser drm/radeon/kms/r600: fix forcing pci mode on agp cards drm/radeon/kms: fix for the extra pages copying. drm/radeon/kms/r600: add support for vline relocs drm/radeon/kms: fix some bugs in vline reloc drm/radeon/kms/r600: clamp vram to aperture size drm/kms: protect against fb helper not being created. drm/r600: get values from the passed in IB not the copy. drm: create gitignore file for radeon drm/radeon/kms: remove unneeded master create/destroy functions. drm/kms: start adding command line interface using fb. fb: change rules for global rules match. drm/radeon/kms: don't require up to 64k allocations. (v2) drm/radeon/kms: enable dac load detection by default. ... Trivial conflicts in drivers/gpu/drm/radeon/radeon_asic.h due to adding '->vga_set_state' function pointers.
2009-09-30Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu: percpu: make allocation failures more verbose percpu: make pcpu_setup_first_chunk() failures more verbose percpu: make embedding first chunk allocator check vmalloc space size sparc64: implement page mapping percpu first chunk allocator percpu: make pcpu_build_alloc_info() clear static buffers percpu: fix unit_map[] verification in pcpu_setup_first_chunk()
2009-09-30Merge branch 'omap-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6 * 'omap-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6: omap: Fix wrong condition check in while loop for mailbox and iommu2 omap: rng: Use resource_size instead of manual calculation omap: Fix MMC gpio_wp for BeagleBoard C2 and above omap: Fix matrix_keymap_data usage omap: Fix a OMAP_MPUIO_VBASE typo for 850 omap: Fix wrong jtag_id for 850 omap: iovmm: Fix compiler warning omap: mailbox: Flush posted write when acking mailbox irq omap: mailbox: Execute softreset at startup omap: Add missing mux pin for EHCI phy reset line omap: Fix 44xx compile omap: Fix mcspi compile for 2420 omap: Fix compile for arch/arm/mach-omap2
2009-09-30pty: reconnect the BSD TIOCSPTLCK handling to legacy ptysLinus Torvalds
David Howells noticed (due to the compiler warning about an unused 'pty_ops_bsd' variable) that we haven't actually been using the code that implements TIOCSPTLCK for legacy pty handling. It's been that way since 2.6.26, commit 3e8e88ca053150efdbecb45d8f481cf560ec808d to be exact ("pty: prepare for tty->ops changes"). DavidH initially submitted a patch just removing the dead code entirely, and since nobody has apparently ever complained, I'm not entirely sure that wouldn't be the right thing to do. But since the whole and only point of the legacy pty code is to be compatible with legacy distros that don't use the new unix98 pty model, let's just wire it up again. And clean it up a bit while we're at it. Acked-by: David Howells <dhowells@redhat.com> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-09-30Revert "x86, mce: do not compile mcelog message on AMD"Linus Torvalds
This reverts commit 22223c9b417be5fd0ab2cf9ad17eb7bd1e19f7b9, as requested by Andi Kleen: "Obviously kernels compiled with AMD support can still run on non AMD systems, so messages like this can never be removed at compile time." Requsted-by: Andi Kleen <andi@firstfloor.org> Cc: Borislav Petkov <borislav.petkov@amd.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-09-30ext4: Fix time encoding with extra epoch bitsTheodore Ts'o
"Looking at ext4.h, I think the setting of extra time fields forgets to mask the epoch bits so the epoch part overwrites nsec part. The second change is only for coherency (2 -> EXT4_EPOCH_BITS)." Thanks to Damien Guibouret for pointing out this problem. Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
2009-09-30ext4: Add a stub for mpage_da_data in the trace headerJosh Stone
The tracepoint ext4_da_write_pages has a struct mpage_da_data* parameter, but that struct is only defined in fs/ext4/ext4.h. This patch adds a forward declaration for that struct, so this tracepoint header can still be used by tools like SystemTap. This is a continuation of the fix in commit 3661d286. http://sourceware.org/bugzilla/show_bug.cgi?id=10703 Signed-off-by: Josh Stone <jistone@redhat.com> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
2009-09-30jbd2: Use tracepoints for history fileTheodore Ts'o
The /proc/fs/jbd2/<dev>/history was maintained manually; by using tracepoints, we can get all of the existing functionality of the /proc file plus extra capabilities thanks to the ftrace infrastructure. We save memory as a bonus. Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
2009-09-30ext4: Use tracepoints for mb_history trace fileTheodore Ts'o
The /proc/fs/ext4/<dev>/mb_history was maintained manually, and had a number of problems: it required a largish amount of memory to be allocated for each ext4 filesystem, and the s_mb_history_lock introduced a CPU contention problem. By ripping out the mb_history code and replacing it with ftrace tracepoints, and we get more functionality: timestamps, event filtering, the ability to correlate mballoc history with other ext4 tracepoints, etc. Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
2009-09-29ext4, jbd2: Drop unneeded printks at mount and unmount timeTheodore Ts'o
There are a number of kernel printk's which are printed when an ext4 filesystem is mounted and unmounted. Disable them to economize space in the system logs. In addition, disabling the mballoc stats by default saves a number of unneeded atomic operations for every block allocation or deallocation. Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
2009-09-29ext4: Handle nested ext4_journal_start/stop calls without a journalCurt Wohlgemuth
This patch fixes a problem with handling nested calls to ext4_journal_start/ext4_journal_stop, when there is no journal present. Signed-off-by: Curt Wohlgemuth <curtw@google.com> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
2009-09-29ext4: Make sure ext4_dirty_inode() updates the inode in no journal modeCurt Wohlgemuth
This patch a problem that ext4_dirty_inode() was not calling ext4_mark_inode_dirty() if the current_handle is not valid, which it is the case in no journal mode. It also removes a test for non-matching transaction which can never happen. Signed-off-by: Curt Wohlgemuth <curtw@google.com> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
2009-09-29ext4: Avoid updating the inode table bh twice in no journal modeFrank Mayhar
This is a cleanup of commit 91ac6f4. Since ext4_mark_inode_dirty() has already called ext4_mark_iloc_dirty(), which in turn calls ext4_do_update_inode(), it's not necessary to have ext4_write_inode() call ext4_do_update_inode() in no journal mode. Indeed, it would be duplicated work. Reviewed-by: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> Signed-off-by: Frank Mayhar <fmayhar@google.com> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
2009-09-29nilfs2: fix missing initialization of i_dir_start_lookup memberRyusuke Konishi
The i_dir_start_lookup field in nilfs_inode_info objects should be cleared when the objects are allocated, but the the initialization was missing in case of reading from disk. This adds the initialization. Since the variable just gives a start page on directory lookups, the bug was nonfatal until now. Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
2009-09-29nilfs2: fix missing zero-fill initialization of btree node cacheRyusuke Konishi
This will fix file system corruption which infrequently happens after mount. The problem was reported from users with the title "[NILFS users] Fail to mount NILFS." (Message-ID: <200908211918.34720.yuri@itinteg.net>), and so forth. I've also experienced the corruption multiple times on kernel 2.6.30 and 2.6.31. The problem turned out to be caused due to discordance between mapping->nrpages of a btree node cache and the actual number of pages hung on the cache; if the mapping->nrpages becomes zero even as it has pages, truncate_inode_pages() returns without doing anything. Usually this is harmless except it may cause page leak, but garbage collection fairly infrequently sees a stale page remained in the btree node cache of DAT (i.e. disk address translation file of nilfs), and induces the corruption. I identified a missing initialization in btree node caches was the root cause. This corrects the bug. I've tested this for kernel 2.6.30 and 2.6.31. Reported-by: Yuri Chislov <yuri@itinteg.net> Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> Cc: stable <stable@kernel.org>
2009-09-29drm/radeon/kms: Convert R520 to new init path and associated cleanupJerome Glisse
Convert the r520 asic support to new init path, change are smaller than previous one as most of the architecture is now in place and more code sharing can happen btw various asics. Signed-off-by: Jerome Glisse <jglisse@redhat.com> Signed-off-by: Dave Airlie <airlied@linux.ie>
2009-09-29drm/radeon/kms: Convert RV515 to new init path and associated cleanupJerome Glisse
Convert the rv515 asic support to new init path also add an explanation in radeon.h about the new init path. There is also few cleanups associated with this change (others asic calling rv515 helper functions). Signed-off-by: Jerome Glisse <jglisse@redhat.com> Signed-off-by: Dave Airlie <airlied@linux.ie>
2009-09-29drm: fix radeon DRM warnings when !CONFIG_DEBUG_FSMikael Pettersson
Compiling the radeon DRM driver with !CONFIG_DEBUG_FS throws the following warnings: drivers/gpu/drm/radeon/radeon_ttm.c: In function 'radeon_ttm_debugfs_init': drivers/gpu/drm/radeon/radeon_ttm.c:714: warning: unused variable 'i' drivers/gpu/drm/radeon/radeon_ttm.c: At top level: drivers/gpu/drm/radeon/radeon_ttm.c:692: warning: 'radeon_mem_types_list' defined but not used drivers/gpu/drm/radeon/radeon_ttm.c:693: warning: 'radeon_mem_types_names' defined but not used Fix: move these variables inside the #if defined(CONFIG_DEBUG_FS) block in radeon_ttm_debugsfs_init(), which is the only place using them. Signed-off-by: Mikael Pettersson <mikpe@it.uu.se> Signed-off-by: Dave Airlie <airlied@linux.ie>
2009-09-29drm: fix drm_fb_helper warning when !CONFIG_MAGIC_SYSRQMikael Pettersson
Compiling DRM throws the following warning if MAGIC_SYSRQ is disabled: drivers/gpu/drm/drm_fb_helper.c:101: warning: 'sysrq_drm_fb_helper_restore_op' defined but not used Fix: place sysrq_drm_fb_helper_restore_op and associated definitions inside #ifdef CONFIG_MAGIC_SYSRQ. Signed-off-by: Mikael Pettersson <mikpe@it.uu.se> Signed-off-by: Dave Airlie <airlied@linux.ie>
2009-09-29percpu: make allocation failures more verboseTejun Heo
Warn and dump stack when percpu allocation fails. percpu allocator is still young and unchecked NULL percpu pointer usage can result in random memory corruption when combined with the pointer shifting in access macros. Allocation failures should be rare and the warning message will be disabled after certain times. Signed-off-by: Tejun Heo <tj@kernel.org>
2009-09-29percpu: make pcpu_setup_first_chunk() failures more verboseTejun Heo
The parameters to pcpu_setup_first_chunk() come from different sources depending on architecture and can be quite complex. The function runs various sanity checks on the parameters and triggers BUG() if something isn't right. However, this is very early during the boot and not reporting exactly what the problem is makes debugging even harder. Add PCPU_SETUP_BUG() macro which prints out enough information about the parameters. As the macro still puts separate BUG() for each check, it won't lose any information even on the situations where only the program counter can be retrieved. While at it, also bump pcpu_dump_alloc_info() message to KERN_INFO so that it's visible on the console if boot fails to complete. Signed-off-by: Tejun Heo <tj@kernel.org>
2009-09-29percpu: make embedding first chunk allocator check vmalloc space sizeTejun Heo
Embedding first chunk allocator maintains the distances between units in the vmalloc area and thus needs vmalloc space to be larger than the maximum distances between units; otherwise, it wouldn't be able to create any dynamic chunks. This patch makes the embedding first chunk allocator check vmalloc space size and if the maximum distance between units is larger than 75% of it, print warning and, if page mapping allocator is available, fail initialization so that the system falls back onto it. This should work around percpu allocation failure problems on certain sparc64 configurations where distances between NUMA nodes are larger than the vmalloc area and makes percpu allocator more robust for future configurations. Signed-off-by: Tejun Heo <tj@kernel.org>
2009-09-29sparc64: implement page mapping percpu first chunk allocatorTejun Heo
Implement page mapping percpu first chunk allocator as a fallback to the embedding allocator. The next patch will make the embedding allocator check distances between units to determine whether it fits within the vmalloc area so that this fallback can be used on such cases. sparc64 currently has relatively small vmalloc area which makes it impossible to create any dynamic chunks on certain configurations leading to percpu allocation failures. This and the next patch should allow those configurations to keep working until proper solution is found. While at it, mark pcpu_cpu_distance() with __init. Signed-off-by: Tejun Heo <tj@kernel.org> Acked-by: David S. Miller <davem@davemloft.net>
2009-09-29percpu: make pcpu_build_alloc_info() clear static buffersTejun Heo
pcpu_build_alloc_info() may be called multiple times when percpu is falling back to different first chunk allocator. Make it clear static buffers so that they don't contain values from previous runs. Signed-off-by: Tejun Heo <tj@kernel.org>
2009-09-29percpu: fix unit_map[] verification in pcpu_setup_first_chunk()Tejun Heo
pcpu_setup_first_chunk() incorrectly used NR_CPUS as the impossible unit number while unit number can equal and go over NR_CPUS with sparse unit map. This triggers BUG_ON() spuriously on machines which have non-power-of-two number of cpus. Use UINT_MAX instead. Signed-off-by: Tejun Heo <tj@kernel.org> Reported-and-tested-by: Tony Vroon <tony@linx.net>
2009-09-29PM / yenta: Fix cardbus suspend/resume regressionRafael J. Wysocki
Since 2.6.29 the PCI PM core have been restoring the standard configuration registers of PCI devices in the early phase of resume. In particular, PCI devices without drivers have been handled this way since commit 355a72d75b3b4f4877db4c9070c798238028ecb5 (PCI: Rework default handling of suspend and resume). Unfortunately, this leads to post-resume problems with CardBus devices which cannot be accessed in the early phase of resume, because the sockets they are on have not been woken up yet at that point. To solve this problem, move the yenta socket resume to the early phase of resume and, analogously, move the suspend of it to the late phase of suspend. Additionally, remove some unnecessary PCI code from the yenta socket's resume routine. Fixes http://bugzilla.kernel.org/show_bug.cgi?id=13092, which is a post-2.6.28 regression. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Reported-by: Florian <fs-kernelbugzilla@spline.de> Cc: stable@kernel.org
2009-09-29PM / PCMCIA: Drop second argument of pcmcia_socket_dev_suspend()Rafael J. Wysocki
pcmcia_socket_dev_suspend() doesn't use its second argument, so it may be dropped safely. This change is necessary for the subsequent yenta suspend/resume fix. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Cc: stable@kernel.org
2009-09-28Merge branch 'master' of ↵David S. Miller
ssh://master.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6
2009-09-28sony-laptop: re-read the rfkill state when resuming from suspendAlan Jenkins
Without this, the hard-blocked state will be reported incorrectly if the hardware switch is changed while the laptop is suspended. Signed-off-by: Alan Jenkins <alan-jenkins@tuffmail.co.uk> Tested-by: Norbert Preining <preining@logic.at> Acked-by: Mattia Dongili <malattia@linux.it> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2009-09-28sony-laptop: check for rfkill hard block at load timeAlan Jenkins
"I recently (on a flight) I found out that when I boot with the hard-switch activated, so turning off all wireless activity on my laptop, the state is not correctly announced in /dev/rfkill (reading it with rfkill command, or my own gnome applet)... After turning off and on again the hard-switch the events were right." We can fix this by querying the firmware at load time and calling rfkill_set_hw_state(). Signed-off-by: Alan Jenkins <alan-jenkins@tuffmail.co.uk> Tested-by: Norbert Preining <preining@logic.at> Acked-by: Johannes Berg <johannes@sipsolutions.net> Acked-by: Mattia Dongili <malattia@linux.it> CC: stable@kernel.org Signed-off-by: John W. Linville <linville@tuxdriver.com>
2009-09-28wext: add back wireless/ dir in sysfs for cfg80211 interfacesJohannes Berg
The move away from having drivers assign wireless handlers, in favour of making cfg80211 assign them, broke the sysfs registration (the wireless/ dir went missing) because the handlers are now assigned only after registration, which is too late. Fix this by special-casing cfg80211-based devices, all of which are required to have an ieee80211_ptr, in the sysfs code, and also using get_wireless_stats() to have the same values reported as in procfs. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Reported-by: Hugh Dickins <hugh.dickins@tiscali.co.uk> Tested-by: Hugh Dickins <hugh.dickins@tiscali.co.uk> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2009-09-28wext: Add bound checks for copy_from_userArjan van de Ven
The wireless extensions have a copy_from_user to a local stack array "essid", but both me and gcc have failed to find where the bounds for this copy are located in the code. This patch adds some basic sanity checks for the copy length to make sure that we don't overflow the stack buffer. Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Cc: linux-wireless@vger.kernel.org Signed-off-by: John W. Linville <linville@tuxdriver.com>
2009-09-28mac80211: improve/fix mlme messagesJohannes Berg
It's useful to know the MAC address when being disassociated; fix a typo (missing colon) and move some messages so we get them only when they are actually taking effect. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>