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2010-02-16Merge branch 'topic/misc' of ↵Jaroslav Kysela
git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6 into devel
2010-02-16Merge branch 'fixes' into develJaroslav Kysela
2010-01-26Merge remote branch 'alsa/devel' into topic/miscTakashi Iwai
2010-01-26ALSA: pcm_lib - return back hw_ptr_interruptJaroslav Kysela
Clemens Ladisch noted for hw_ptr_removal in "cleanup & merge hw_ptr update functions" commit: "It is possible for the status/delay ioctls to be called when the sound card's pointer register alreay shows a position at the beginning of the new period, but immediately before the interrupt is actually executed. (This happens regularly on a SMP machine with mplayer.) When that happens, the code thinks that the position must be at least one period ahead of the current position and drops an entire buffer of data." Return back the hw_ptr_interrupt variable. The last interrupt pointer is always computed from the latest hw_ptr instead of tracking it separately (in this case all hw_ptr checks and modifications might influence also hw_ptr_interrupt and it is difficult to keep it consistent). Signed-off-by: Jaroslav Kysela <perex@perex.cz>
2010-01-21Merge branch 'topic/noncached-mmap' into topic/miscTakashi Iwai
2010-01-21Merge remote branch 'alsa/devel' into topic/miscTakashi Iwai
2010-01-21ALSA: pcm_core: Fix wake_up() optimizationJaroslav Kysela
This change fixes the "ALSA: pcm_lib - optimize wake_up() calls for PCM I/O" commit. New sleeping queue is introduced to separate user space and kernel space wake_ups. runtime->nowake is renamed to twake (transfer wake). Signed-off-by: Jaroslav Kysela <perex@perex.cz>
2010-01-18ALSA: pcm - Call pgprot_noncached() for vmalloc'ed buffersTakashi Iwai
pgprot_noncached() can be set for vmalloc'ed buffers safely, and we'd need non-cached behavior more or less, even for the intermediate ring- buffers. Now snd_pcm_lib_mmap_vmalloc() is added as the common PCM mmap callback that is coupled with snd_pcm_lib_alloc_vmalloc_buffer() & co. Signed-off-by: Takashi Iwai <tiwai@suse.de>
2010-01-14ALSA: Add snd_pci_quirk_lookup_id()Takashi Iwai
Added a new function to look up a quirk entry with the given PCI SSID instead of a pci device pointer. This can be used when the searched ID is overridden for debugging or such a purpose. Signed-off-by: Takashi Iwai <tiwai@suse.de>
2010-01-12Merge commit alsa/devel into topic/miscTakashi Iwai
Conflicts: include/sound/version.h
2010-01-08Merge branch 'topic/hda' of ↵Jaroslav Kysela
git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6 into devel
2010-01-07ALSA: pcm_lib - optimize wake_up() calls for PCM I/OJaroslav Kysela
As noted by pl bossart <bossart.nospam@gmail.com>, the PCM I/O routines (snd_pcm_lib_write1, snd_pcm_lib_read1) should block wake_up() calls until all samples are not processed. Signed-off-by: Jaroslav Kysela <perex@perex.cz>
2010-01-07ALSA: pcm_lib - cleanup & merge hw_ptr update functionsJaroslav Kysela
Do general cleanup in snd_pcm_update_hw_ptr*() routines and merge them. The main change is hw_ptr_interrupt variable removal to simplify code logic. This variable can be computed directly from hw_ptr. Ensure that updated hw_ptr is not lower than previous one (it was possible with old code in some obscure situations when interrupt was delayed or the lowlevel driver returns wrong ring buffer position value). Signed-off-by: Jaroslav Kysela <perex@perex.cz>
2010-01-07ALSA: pcm_lib - add possibility to log last 10 DMA ring buffer positionsJaroslav Kysela
In some debug cases, it might be usefull to see previous ring buffer positions to determine position problems from the lowlevel drivers. Signed-off-by: Jaroslav Kysela <perex@perex.cz>
2010-01-06Merge branch 'drm-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6 * 'drm-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6: drm/radeon/kms: rs600: use correct mask for SW interrupt gpu/drm/radeon/radeon_irq.c: move a dereference below a NULL test drm/radeon/radeon_device.c: move a dereference below a NULL test drm/radeon/radeon_fence.c: move a dereference below the NULL test drm/radeon/radeon_connectors.c: add a NULL test before dereference drm/radeon/kms: fix memory leak drm/kms: Fix &&/|| confusion in drm_fb_helper_connector_parse_command_line() drm/edid: Fix CVT width/height decode drm/edid: Skip empty CVT codepoints drm: remove address mask param for drm_pci_alloc() drm/radeon/kms: add missing breaks in i2c and ss lookups drm/radeon/kms: add primary dac adj values table drm/radeon/kms: fallback to default connector table
2010-01-07drm: remove address mask param for drm_pci_alloc()Zhenyu Wang
drm_pci_alloc() has input of address mask for setting pci dma mask on the device, which should be properly setup by drm driver. And leave it as a param for drm_pci_alloc() would cause confusion or mistake would corrupt the correct dma mask setting, as seen on intel hw which set wrong dma mask for hw status page. So remove it from drm_pci_alloc() function. Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-01-06Merge branch 'drm-intel-next' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/anholt/drm-intel * 'drm-intel-next' of git://git.kernel.org/pub/scm/linux/kernel/git/anholt/drm-intel: (23 commits) drm/i915: remove full registers dump debug drm/i915: Add DP dpll limit on ironlake and use existing DPLL search function drm/i915: Select the correct BPC for LVDS on Ironlake drm/i915: Make the BPC in FDI rx/transcoder be consistent with that in pipeconf on Ironlake drm/i915: Enable/disable the dithering for LVDS based on VBT setting drm/i915: Permit pinning whilst the device is 'suspended' drm/i915: Hold struct mutex whilst pinning power context bo. drm/i915: fix unused var drm/i915: Storage class should be before const qualifier drm/i915: remove render reclock support drm/i915: Fix RC6 suspend/resume drm/i915: execbuf2 support drm/i915: Reload hangcheck timer too for Ironlake drm/i915: only enable hotplug for detected outputs drm/i915: Track whether cursor needs physical address in intel_device_info drm/i915: Implement IS_* macros using static tables drm/i915: Move PCI IDs into i915 driver drm/i915: Update LVDS connector status when receiving ACPI LID event drm/i915: Add MALATA PC-81005 to ACPI LID quirk list drm/i915: implement new pm ops for i915 ...
2010-01-06NOMMU: Avoiding duplicate icache flushes of shared mapsMike Frysinger
When working with FDPIC, there are many shared mappings of read-only code regions between applications (the C library, applet packages like busybox, etc.), but the current do_mmap_pgoff() function will issue an icache flush whenever a VMA is added to an MM instead of only doing it when the map is initially created. The flush can instead be done when a region is first mmapped PROT_EXEC. Note that we may not rely on the first mapping of a region being executable - it's possible for it to be PROT_READ only, so we have to remember whether we've flushed the region or not, and then flush the entire region when a bit of it is made executable. However, this also affects the brk area. That will no longer be executable. We can mprotect() it to PROT_EXEC on MPU-mode kernels, but for NOMMU mode kernels, when it increases the brk allocation, making sys_brk() flush the extra from the icache should suffice. The brk area probably isn't used by NOMMU programs since the brk area can only use up the leavings from the stack allocation, where the stack allocation is larger than requested. Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-01-06drm/i915: execbuf2 supportJesse Barnes
This patch adds a new execbuf ioctl, execbuf2, for use by clients that want to control fence register allocation more finely. The buffer passed in to the new ioctl includes a new relocation type to indicate whether a given object needs a fence register assigned for the command buffer in question. Compatibility with the existing execbuf ioctl is implemented in terms of the new code, preserving the assumption that fence registers are required for pre-965 rendering commands. Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org> [ickle: Remove pre-emptive clear_fence_reg()] Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Kristian Høgsberg <krh@bitplanet.net> [anholt: Removed dmesg spam] Signed-off-by: Eric Anholt <eric@anholt.net>
2010-01-04resource: add helpers for fetching rlimitsJiri Slaby
We want to be sure that compiler fetches the limit variable only once, so add helpers for fetching current and maximal resource limits which do that. Add them to sched.h (instead of resource.h) due to circular dependency sched.h->resource.h->task_struct Alternative would be to create a separate res_access.h or similar. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Cc: James Morris <jmorris@namei.org> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Ingo Molnar <mingo@elte.hu>
2010-01-04resource: move kernel function inside __KERNEL__Jiri Slaby
It is an internal function. Move it inside __KERNEL__ ifdef, along with task_struct declaration. Then we get: --- /usr/include/linux/resource.h 2009-09-14 15:09:29.000000000 +0200 +++ usr/include/linux/resource.h 2010-01-04 11:30:54.000000000 +0100 @@ -3,8 +3,6 @@ #include <linux/time.h> -struct task_struct; - /* * Resource control/accounting header file for linux */ @@ -70,6 +68,5 @@ */ #include <asm/resource.h> -int getrusage(struct task_struct *p, int who, struct rusage *ru); #endif *********** include/linux/Kbuild is untouched, since unifdef is run even on headers-y nowadays. Signed-off-by: Jiri Slaby <jslaby@suse.cz>
2010-01-02Merge branch 'reiserfs/kill-bkl' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing * 'reiserfs/kill-bkl' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing: reiserfs: Safely acquire i_mutex from xattr_rmdir reiserfs: Safely acquire i_mutex from reiserfs_for_each_xattr reiserfs: Fix journal mutex <-> inode mutex lock inversion reiserfs: Fix unwanted recursive reiserfs lock in reiserfs_unlink() reiserfs: Relax lock before open xattr dir in reiserfs_xattr_set_handle() reiserfs: Relax reiserfs lock while freeing the journal reiserfs: Fix reiserfs lock <-> i_mutex dependency inversion on xattr reiserfs: Warn on lock relax if taken recursively reiserfs: Fix reiserfs lock <-> i_xattr_sem dependency inversion reiserfs: Fix remaining in-reclaim-fs <-> reclaim-fs-on locking inversion reiserfs: Fix reiserfs lock <-> inode mutex dependency inversion reiserfs: Fix reiserfs lock and journal lock inversion dependency reiserfs: Fix possible recursive lock
2010-01-02reiserfs: Warn on lock relax if taken recursivelyFrederic Weisbecker
When we relax the reiserfs lock to avoid creating unwanted dependencies against others locks while grabbing these, we want to ensure it has not been taken recursively, otherwise the lock won't be really relaxed. Only its depth will be decreased. The unwanted dependency would then actually happen. To prevent from that, add a reiserfs_lock_check_recursive() call in the places that need it. Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Cc: Alexander Beregalov <a.beregalov@gmail.com> Cc: Chris Mason <chris.mason@oracle.com> Cc: Ingo Molnar <mingo@elte.hu>
2010-01-02reiserfs: Fix reiserfs lock <-> i_xattr_sem dependency inversionFrederic Weisbecker
i_xattr_sem depends on the reiserfs lock. But after we grab i_xattr_sem, we may relax/relock the reiserfs lock while waiting on a freezed filesystem, creating a dependency inversion between the two locks. In order to avoid the i_xattr_sem -> reiserfs lock dependency, let's create a reiserfs_down_read_safe() that acts like reiserfs_mutex_lock_safe(): relax the reiserfs lock while grabbing another lock to avoid undesired dependencies induced by the heivyweight reiserfs lock. This fixes the following warning: [ 990.005931] ======================================================= [ 990.012373] [ INFO: possible circular locking dependency detected ] [ 990.013233] 2.6.33-rc1 #1 [ 990.013233] ------------------------------------------------------- [ 990.013233] dbench/1891 is trying to acquire lock: [ 990.013233] (&REISERFS_SB(s)->lock){+.+.+.}, at: [<ffffffff81159505>] reiserfs_write_lock+0x35/0x50 [ 990.013233] [ 990.013233] but task is already holding lock: [ 990.013233] (&REISERFS_I(inode)->i_xattr_sem){+.+.+.}, at: [<ffffffff8115899a>] reiserfs_xattr_set_handle+0x8a/0x470 [ 990.013233] [ 990.013233] which lock already depends on the new lock. [ 990.013233] [ 990.013233] [ 990.013233] the existing dependency chain (in reverse order) is: [ 990.013233] [ 990.013233] -> #1 (&REISERFS_I(inode)->i_xattr_sem){+.+.+.}: [ 990.013233] [<ffffffff81063afc>] __lock_acquire+0xf9c/0x1560 [ 990.013233] [<ffffffff8106414f>] lock_acquire+0x8f/0xb0 [ 990.013233] [<ffffffff814ac194>] down_write+0x44/0x80 [ 990.013233] [<ffffffff8115899a>] reiserfs_xattr_set_handle+0x8a/0x470 [ 990.013233] [<ffffffff81158e30>] reiserfs_xattr_set+0xb0/0x150 [ 990.013233] [<ffffffff8115a6aa>] user_set+0x8a/0x90 [ 990.013233] [<ffffffff8115901a>] reiserfs_setxattr+0xaa/0xb0 [ 990.013233] [<ffffffff810e2596>] __vfs_setxattr_noperm+0x36/0xa0 [ 990.013233] [<ffffffff810e26bc>] vfs_setxattr+0xbc/0xc0 [ 990.013233] [<ffffffff810e2780>] setxattr+0xc0/0x150 [ 990.013233] [<ffffffff810e289d>] sys_fsetxattr+0x8d/0xa0 [ 990.013233] [<ffffffff81002dab>] system_call_fastpath+0x16/0x1b [ 990.013233] [ 990.013233] -> #0 (&REISERFS_SB(s)->lock){+.+.+.}: [ 990.013233] [<ffffffff81063e30>] __lock_acquire+0x12d0/0x1560 [ 990.013233] [<ffffffff8106414f>] lock_acquire+0x8f/0xb0 [ 990.013233] [<ffffffff814aba77>] __mutex_lock_common+0x47/0x3b0 [ 990.013233] [<ffffffff814abebe>] mutex_lock_nested+0x3e/0x50 [ 990.013233] [<ffffffff81159505>] reiserfs_write_lock+0x35/0x50 [ 990.013233] [<ffffffff811340e5>] reiserfs_prepare_write+0x45/0x180 [ 990.013233] [<ffffffff81158bb6>] reiserfs_xattr_set_handle+0x2a6/0x470 [ 990.013233] [<ffffffff81158e30>] reiserfs_xattr_set+0xb0/0x150 [ 990.013233] [<ffffffff8115a6aa>] user_set+0x8a/0x90 [ 990.013233] [<ffffffff8115901a>] reiserfs_setxattr+0xaa/0xb0 [ 990.013233] [<ffffffff810e2596>] __vfs_setxattr_noperm+0x36/0xa0 [ 990.013233] [<ffffffff810e26bc>] vfs_setxattr+0xbc/0xc0 [ 990.013233] [<ffffffff810e2780>] setxattr+0xc0/0x150 [ 990.013233] [<ffffffff810e289d>] sys_fsetxattr+0x8d/0xa0 [ 990.013233] [<ffffffff81002dab>] system_call_fastpath+0x16/0x1b [ 990.013233] [ 990.013233] other info that might help us debug this: [ 990.013233] [ 990.013233] 2 locks held by dbench/1891: [ 990.013233] #0: (&sb->s_type->i_mutex_key#12){+.+.+.}, at: [<ffffffff810e2678>] vfs_setxattr+0x78/0xc0 [ 990.013233] #1: (&REISERFS_I(inode)->i_xattr_sem){+.+.+.}, at: [<ffffffff8115899a>] reiserfs_xattr_set_handle+0x8a/0x470 [ 990.013233] [ 990.013233] stack backtrace: [ 990.013233] Pid: 1891, comm: dbench Not tainted 2.6.33-rc1 #1 [ 990.013233] Call Trace: [ 990.013233] [<ffffffff81061639>] print_circular_bug+0xe9/0xf0 [ 990.013233] [<ffffffff81063e30>] __lock_acquire+0x12d0/0x1560 [ 990.013233] [<ffffffff8115899a>] ? reiserfs_xattr_set_handle+0x8a/0x470 [ 990.013233] [<ffffffff8106414f>] lock_acquire+0x8f/0xb0 [ 990.013233] [<ffffffff81159505>] ? reiserfs_write_lock+0x35/0x50 [ 990.013233] [<ffffffff8115899a>] ? reiserfs_xattr_set_handle+0x8a/0x470 [ 990.013233] [<ffffffff814aba77>] __mutex_lock_common+0x47/0x3b0 [ 990.013233] [<ffffffff81159505>] ? reiserfs_write_lock+0x35/0x50 [ 990.013233] [<ffffffff81159505>] ? reiserfs_write_lock+0x35/0x50 [ 990.013233] [<ffffffff81062592>] ? mark_held_locks+0x72/0xa0 [ 990.013233] [<ffffffff814ab81d>] ? __mutex_unlock_slowpath+0xbd/0x140 [ 990.013233] [<ffffffff810628ad>] ? trace_hardirqs_on_caller+0x14d/0x1a0 [ 990.013233] [<ffffffff814abebe>] mutex_lock_nested+0x3e/0x50 [ 990.013233] [<ffffffff81159505>] reiserfs_write_lock+0x35/0x50 [ 990.013233] [<ffffffff811340e5>] reiserfs_prepare_write+0x45/0x180 [ 990.013233] [<ffffffff81158bb6>] reiserfs_xattr_set_handle+0x2a6/0x470 [ 990.013233] [<ffffffff81158e30>] reiserfs_xattr_set+0xb0/0x150 [ 990.013233] [<ffffffff814abcb4>] ? __mutex_lock_common+0x284/0x3b0 [ 990.013233] [<ffffffff8115a6aa>] user_set+0x8a/0x90 [ 990.013233] [<ffffffff8115901a>] reiserfs_setxattr+0xaa/0xb0 [ 990.013233] [<ffffffff810e2596>] __vfs_setxattr_noperm+0x36/0xa0 [ 990.013233] [<ffffffff810e26bc>] vfs_setxattr+0xbc/0xc0 [ 990.013233] [<ffffffff810e2780>] setxattr+0xc0/0x150 [ 990.013233] [<ffffffff81056018>] ? sched_clock_cpu+0xb8/0x100 [ 990.013233] [<ffffffff8105eded>] ? trace_hardirqs_off+0xd/0x10 [ 990.013233] [<ffffffff810560a3>] ? cpu_clock+0x43/0x50 [ 990.013233] [<ffffffff810c6820>] ? fget+0xb0/0x110 [ 990.013233] [<ffffffff810c6770>] ? fget+0x0/0x110 [ 990.013233] [<ffffffff81002ddc>] ? sysret_check+0x27/0x62 [ 990.013233] [<ffffffff810e289d>] sys_fsetxattr+0x8d/0xa0 [ 990.013233] [<ffffffff81002dab>] system_call_fastpath+0x16/0x1b Reported-and-tested-by: Christian Kujau <lists@nerdbynature.de> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Cc: Alexander Beregalov <a.beregalov@gmail.com> Cc: Chris Mason <chris.mason@oracle.com> Cc: Ingo Molnar <mingo@elte.hu>
2009-12-31Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6 * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6: firewire, ieee1394: update Kconfig help firewire, ieee1394: update MAINTAINERS entries firewire: ohci: always use packet-per-buffer mode for isochronous reception firewire: cdev: fix another memory leak in an error path firewire: fix use of multiple AV/C devices, allow multiple FCP listeners Comments from Stefan: Distributors who still ship the old stack (ieee1394, ohci1394, raw1394, sbp2, eth1394 and more) should now switch to the new one (firewire-core, firewire-ohci, firewire-sbp2, firewire-net). In the first iteration, those distributors might want to ship the old stack also (but blacklisted) as a fallback for their users if unforeseen problems with the newer replacement drivers are encountered. The older FireWire stack contains several known problems which are not going to be fixed; instead, those issues are addressed by the new stack. An incomplete list of these issues is kept in bugzilla: http://bugzilla.kernel.org/show_bug.cgi?id=10046 We have a guide on migration from the older to the newer stack: http://ieee1394.wiki.kernel.org/index.php/Juju_Migration
2009-12-31Merge branch 'tracing-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'tracing-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: tracing: Fix sign fields in ftrace_define_fields_##call() tracing/syscalls: Fix typo in SYSCALL_DEFINE0 tracing/kprobe: Show sign of fields in trace_kprobe format files ksym_tracer: Remove trace_stat ksym_tracer: Fix race when incrementing count ksym_tracer: Fix to allow writing newline to ksym_trace_filter ksym_tracer: Fix to make the tracer work tracing: Kconfig spelling fixes and cleanups tracing: Fix setting tracer specific options Documentation: Update ftrace-design.txt Documentation: Update tracepoint-analysis.txt Documentation: Update mmiotrace.txt
2009-12-30Merge branch 'release' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6 * 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: ACPI: introduce kernel parameter acpi_sleep=sci_force_enable ACPI: WMI: Survive BIOS with duplicate GUIDs dell-wmi - fix condition to abort driver loading wmi: check find_guid() return value to prevent oops dell-wmi, hp-wmi, msi-wmi: check wmi_get_event_data() return value ACPI: hp-wmi, msi-wmi: clarify that wmi_install_notify_handler() returns an acpi_status dell-wmi: sys_init_module: 'dell_wmi'->init suspiciously returned 21, it should ACPI video: correct error-handling code ACPI video: no warning message if "acpi_backlight=vendor" is used ACPI: fix ACPI=n allmodconfig build thinkpad-acpi: improve Kconfig help text thinkpad-acpi: update volume subdriver documentation thinkpad-acpi: make volume subdriver optional thinkpad-acpi: don't fail to load the entire module due to ALSA problems thinkpad-acpi: don't take the first ALSA slot by default
2009-12-30ACPI: introduce kernel parameter acpi_sleep=sci_force_enableZhang Rui
Introduce kernel parameter acpi_sleep=sci_force_enable some laptop requires SCI_EN being set directly on resume, or else they hung somewhere in the resume code path. We already have a blacklist for these laptops but we still need this option, especially when debugging some suspend/resume problems, in case there are systems that need this workaround and are not yet in the blacklist. Signed-off-by: Zhang Rui <rui.zhang@intel.com> Acked-by: Rafael J. Wysocki <rjw@sisk.pl> Signed-off-by: Len Brown <len.brown@intel.com>
2009-12-30Merge 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: Patch up how we claim metadata blocks for quota purposes ext4: Ensure zeroout blocks have no dirty metadata ext4: return correct wbc.nr_to_write in ext4_da_writepages ext4: Update documentation to correct the inode_readahead_blks option name jbd2: don't use __GFP_NOFAIL in journal_init_common() ext4: flush delalloc blocks when space is low fs-writeback: Add helper function to start writeback if idle ext4: Eliminate potential double free on error path ext4: fix unsigned long long printk warning in super.c ext4, jbd2: Add barriers for file systems with exernal journals ext4: replace BUG() with return -EIO in ext4_ext_get_blocks ext4: add module aliases for ext2 and ext3 ext4: Don't ask about supporting ext2/3 in ext4 if ext4 is not configured ext4: remove unused #include <linux/version.h>
2009-12-30Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6 * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6: PCI/cardbus: Add a fixup hook and fix powerpc PCI: change PCI nomenclature in drivers/pci/ (non-comment changes) PCI: change PCI nomenclature in drivers/pci/ (comment changes) PCI: fix section mismatch on update_res() PCI: add Intel 82599 Virtual Function specific reset method PCI: add Intel USB specific reset method PCI: support device-specific reset methods PCI: Handle case when no pci device can provide cache line size hint PCI/PM: Propagate wake-up enable for PCIe devices too vgaarbiter: fix a typo in the vgaarbiter Documentation
2009-12-30kfifo: Fix typo in commentRolf Eike Beer
It's DECLARE_KFIFO, not DECLARED_KFIFO. Signed-off-by: Rolf Eike Beer <eike-kernel@sf-tec.de> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-12-30Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-blockLinus Torvalds
* 'for-linus' of git://git.kernel.dk/linux-2.6-block: block: blk_rq_err_sectors cleanup block: Honor the gfp_mask for alloc_page() in blkdev_issue_discard() block: Fix incorrect alignment offset reporting and update documentation cfq-iosched: don't regard requests with long distance as close aoe: switch to the new bio_flush_dcache_pages() interface drivers/block/mg_disk.c: use resource_size() drivers/block/DAC960.c: use DAC960_V2_Controller block: Fix topology stacking for data and discard alignment drbd: remove unused #include <linux/version.h> drbd: remove duplicated #include drbd: Fix test of unsigned in _drbd_fault_random() drbd: Constify struct file_operations cfq-iosched: Remove prio_change logic for workload selection cfq-iosched: Get rid of nr_groups cfq-iosched: Remove the check for same cfq group from allow_merge drbd: fix test of unsigned in _drbd_fault_random() block: remove Documentation/block/as-iosched.txt
2009-12-30Merge 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: (74 commits) Revert "b43: Enforce DMA descriptor memory constraints" iwmc3200wifi: fix array out-of-boundary access wl1251: timeout one too soon in wl1251_boot_run_firmware() mac80211: fix propagation of failed hardware reconfigurations mac80211: fix race with suspend and dynamic_ps_disable_work ath9k: fix missed error codes in the tx status check ath9k: wake hardware during AMPDU TX actions ath9k: wake hardware for interface IBSS/AP/Mesh removal ath9k: fix suspend by waking device prior to stop cfg80211: fix error path in cfg80211_wext_siwscan wl1271_cmd.c: cleanup char => u8 iwlwifi: Storage class should be before const qualifier ath9k: Storage class should be before const qualifier cfg80211: fix race between deauth and assoc response wireless: remove remaining qual code rt2x00: Add USB ID for Linksys WUSB 600N rev 2. ath5k: fix SWI calibration interrupt storm mac80211: fix ibss join with fixed-bssid libertas: Remove carrier signaling from the scan code orinoco: fix GFP_KERNEL in orinoco_set_key with interrupts disabled ...
2009-12-30libsrp: fix compile failureJames Bottomley
commit 45465487897a1c6d508b14b904dc5777f7ec7e04 ("kfifo: move struct kfifo in place") caused a compile failure in ibmvscsitgt.c because it changed a pointer to kfifo in the libsrp.h structure to a direct inclusion without including <linux/kfifo.h>. The fix is simple, just add the include, but how did this happen? This change, introduced at -rc2, hardly looks like a bug fix, and it clearly didn't go through linux-next, which would have picked up this compile failure (it only occurs on ppc because of the ibm virtual scsi target). [ Apparently all of -mm wasn't in linux-next.. ] Signed-off-by: James Bottomley <James.Bottomley@suse.de> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-12-30tracing: Fix sign fields in ftrace_define_fields_##call()Lai Jiangshan
Add is_signed_type() call to trace_define_field() in ftrace macros. The code previously just passed in 0 (false), disregarding whether or not the field was actually a signed type. Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com> LKML-Reference: <4B273D3A.6020007@cn.fujitsu.com> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
2009-12-30tracing/syscalls: Fix typo in SYSCALL_DEFINE0Lai Jiangshan
The struct syscall_metadata variable name in SYSCALL_DEFINE0 should be __syscall_meta__##sname instead of __syscall_meta_##sname to match the name that is in SYSCALL_DEFINE1/2/3/4/5/6. This error causes event_enter_##sname->data to point to the wrong location, which causes syscalls which are defined by SYSCALL_DEFINE0() not to be traced. Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com> LKML-Reference: <4B273D2E.1010807@cn.fujitsu.com> Acked-by: Frederic Weisbecker <fweisbec@gmail.com> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
2009-12-30block: blk_rq_err_sectors cleanupGui Jianfeng
blk_rq_err_sectors() seems useless, get rid of it. Signed-off-by: Gui Jianfeng <guijianfeng@cn.fujitsu.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
2009-12-29Merge branch 'master' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6
2009-12-29firewire: fix use of multiple AV/C devices, allow multiple FCP listenersClemens Ladisch
Control of more than one AV/C device at once --- e.g. camcorders, tape decks, audio devices, TV tuners --- failed or worked only unreliably, depending on driver implementation. This affected kernelspace and userspace drivers alike and was caused by firewire-core's inability to accept multiple registrations of FCP listeners. The fix allows multiple address handlers to be registered for the FCP command and response registers. When a request for these registers is received, all handlers are invoked, and the Firewire response is generated by the core and not by any handler. The cdev API does not change, i.e., userspace is still expected to send a response for FCP requests; this response is silently ignored. Signed-off-by: Clemens Ladisch <clemens@ladisch.de> Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de> (changelog, rebased, whitespace)
2009-12-29block: Fix incorrect alignment offset reporting and update documentationMartin K. Petersen
queue_sector_alignment_offset returned the wrong value which caused partitions to report an incorrect alignment_offset. Since offset alignment calculation is needed several places it has been split into a separate helper function. The topology stacking function has been updated accordingly. Furthermore, comments have been added to clarify how the stacking function works. Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Tested-by: Mike Snitzer <snitzer@redhat.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
2009-12-28wireless: remove remaining qual codeJohannes Berg
This removes the remaining users of the rx status 'qual' field and the field itself. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2009-12-28ALSA: Release v1.0.22.1Jaroslav Kysela
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
2009-12-25net: restore ip source validationJamal Hadi Salim
when using policy routing and the skb mark: there are cases where a back path validation requires us to use a different routing table for src ip validation than the one used for mapping ingress dst ip. One such a case is transparent proxying where we pretend to be the destination system and therefore the local table is used for incoming packets but possibly a main table would be used on outbound. Make the default behavior to allow the above and if users need to turn on the symmetry via sysctl src_valid_mark Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca> Signed-off-by: David S. Miller <davem@davemloft.net>
2009-12-25Merge branch 'fix/misc' into topic/miscTakashi Iwai
2009-12-24Merge branch 'release' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6 * 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: (34 commits) classmate-laptop: add support for Classmate PC ACPI devices hp-wmi: Fix two memleaks acer-wmi, msi-wmi: Remove needless DMI MODULE_ALIAS dell-wmi: do not keep driver loaded on unsupported boxes wmi: Free the allocated acpi objects through wmi_get_event_data drivers/platform/x86/acerhdf.c: check BIOS information whether it begins with string of table acerhdf: add new BIOS versions acerhdf: limit modalias matching to supported toshiba_acpi: convert to seq_file asus_acpi: convert to seq_file ACPI: do not select ACPI_DOCK from ATA_ACPI sony-laptop: enumerate rfkill devices using SN06 sony-laptop: rfkill support for newer models ACPI: fix OSC regression that caused aer and pciehp not to load MAINTAINERS: add maintainer for msi-wmi driver fujitu-laptop: fix tests of acpi_evaluate_integer() return value arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c: avoid cross-CPU interrupts by using smp_call_function_any() ACPI: processor: remove _PDC object list from struct acpi_processor ACPI: processor: change acpi_processor_set_pdc() interface ACPI: processor: open code acpi_processor_cleanup_pdc ...
2009-12-24Merge branch 'upstream-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jlbec/ocfs2 * 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jlbec/ocfs2: ocfs2/trivial: Use le16_to_cpu for a disk value in xattr.c ocfs2/trivial: Use proper mask for 2 places in hearbeat.c Ocfs2: Let ocfs2 support fiemap for symlink and fast symlink. Ocfs2: Should ocfs2 support fiemap for S_IFDIR inode? ocfs2: Use FIEMAP_EXTENT_SHARED fiemap: Add new extent flag FIEMAP_EXTENT_SHARED ocfs2: replace u8 by __u8 in ocfs2_fs.h ocfs2: explicit declare uninitialized var in user_cluster_connect() ocfs2-devel: remove redundant OCFS2_MOUNT_POSIX_ACL check in ocfs2_get_acl_nolock() ocfs2: return -EAGAIN instead of EAGAIN in dlm ocfs2/cluster: Make fence method configurable - v2 ocfs2: Set MS_POSIXACL on remount ocfs2: Make acl use the default ocfs2: Always include ACL support
2009-12-24Merge branch 'sony' into releaseLen Brown
2009-12-24Merge branch 'pdc' into releaseLen Brown
2009-12-24Merge branches 'bugzilla-14446', 'bugzilla-14753' and 'bugzilla-14824' into ↵Len Brown
release
2009-12-23Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core-2.6: devtmpfs: unlock mutex in case of string allocation error Driver core: export platform_device_register_data as a GPL symbol driver core: Prevent reference to freed memory on error path Driver-core: Fix bogus 0 error return in device_add() Driver core: driver_attribute parameters can often be const* Driver core: bin_attribute parameters can often be const* Driver core: device_attribute parameters can often be const* Doc/stable rules: add new cherry-pick logic vfs: get_sb_single() - do not pass options twice devtmpfs: Convert dirlock to a mutex