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2011-01-17hpfs_setattr error case avoids unlock_kernelDr. David Alan Gilbert1-1/+1
This fixed a case that 'sparse' spotted where hpfs_setattr has an error return that didn't go through it's path that unlocks. This is against git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git version 6313e3c21743cc88bb5bd8aa72948ee1e83937b6. Build tested only, I don't have an hpfs file system to test. Dave Signed-off-by: Dr. David Alan Gilbert <[email protected]> Signed-off-by: Al Viro <[email protected]>
2011-01-17ALSA : au88x0 - Limit number of channels to fix Oops via OSS emuRaymond Yau1-4/+20
Fix playback/capture channels patch to change supported playback channels of au8830 to 1,2,4 and capture channels to 1,2. This prevent oops when oss emulation use SNDCTL_DSP_CHANNELS to set 3 Channels Signed-off-by: Raymond Yau <[email protected]> Cc: <[email protected]> Signed-off-by: Takashi Iwai <[email protected]>
2011-01-17compat: copy missing fields in compat_statfs64 to userNamhyung Kim1-1/+3
f_flags and f_spare fields were not copied to userspace when compat_sys_[f]statfs64 called. Signed-off-by: Namhyung Kim <[email protected]> Cc: Christoph Hellwig <[email protected]> Signed-off-by: Al Viro <[email protected]>
2011-01-17compat: update comment of compat statfs syscallsNamhyung Kim1-1/+1
The commit 7ed1ee6118ae ("Take statfs variants to fs/statfs.c") separates out statfs syscalls from fs/open.c. Thus the comment should be changed also. Signed-off-by: Namhyung Kim <[email protected]> Cc: Jiri Kosina <[email protected]> Signed-off-by: Al Viro <[email protected]>
2011-01-17compat: remove unnecessary assignment in compat_rw_copy_check_uvector()Namhyung Kim1-3/+1
*@ret_pointer is initialized to @fast_pointer thus the assignment is redundant. Signed-off-by: Namhyung Kim <[email protected]> Cc: Jeff Moyer <[email protected]> Signed-off-by: Al Viro <[email protected]>
2011-01-17fs: FS_POSIX_ACL does not depend on BLOCKRandy Dunlap1-9/+8
- Fix a kconfig unmet dependency warning. - Remove the comment that identifies which filesystems use POSIX ACL utility routines. - Move the FS_POSIX_ACL symbol outside of the BLOCK symbol if/endif block because its functions do not depend on BLOCK and some of the filesystems that use it do not depend on BLOCK. warning: (GENERIC_ACL && JFFS2_FS_POSIX_ACL && NFSD_V4 && NFS_ACL_SUPPORT && 9P_FS_POSIX_ACL) selects FS_POSIX_ACL which has unmet direct dependencies (BLOCK) Signed-off-by: Randy Dunlap <[email protected]> Cc: Al Viro <[email protected]> Signed-off-by: Al Viro <[email protected]>
2011-01-17fs: Remove unlikely() from fget_light()Steven Rostedt1-1/+1
There's an unlikely() in fget_light() that assumes the file ref count will be 1. Running the annotate branch profiler on a desktop that is performing daily tasks (running firefox, evolution, xchat and is also part of a distcc farm), it shows that the ref count is not 1 that often. correct incorrect % Function File Line ------- --------- - -------- ---- ---- 1035099358 6209599193 85 fget_light file_table.c 315 Cc: Al Viro <[email protected]> Cc: Christoph Hellwig <[email protected]> Signed-off-by: Steven Rostedt <[email protected]> Signed-off-by: Al Viro <[email protected]>
2011-01-17fs: Remove unlikely() from fput_light()Steven Rostedt1-1/+1
In fput_light(), there's an unlikely(fput_needed), which running on my normal desktop doing firefox, xchat, evolution and part of my distcc farm, and running the annotate branch profiler shows that the unlikely is not very unlikely. correct incorrect % Function File Line ------- --------- - -------- ---- ---- 0 48 100 fput_light file.h 26 115828710 897415279 88 fput_light file.h 26 865271179 5286128445 85 fput_light file.h 26 19568539 8923664 31 fput_light file.h 26 12353677 3562279 22 fput_light file.h 26 267691 67062 20 fput_light file.h 26 15014853 348172 2 fput_light file.h 26 209258 205 0 fput_light file.h 26 1364164 0 0 fput_light file.h 26 Which gives 1032903812 times it was correct and 6203351846 times it was incorrect, or 85% incorrect. Cc: Andrew Morton <[email protected]> Signed-off-by: Steven Rostedt <[email protected]> Signed-off-by: Al Viro <[email protected]>
2011-01-17fallocate should be a file operationChristoph Hellwig13-448/+440
Currently all filesystems except XFS implement fallocate asynchronously, while XFS forced a commit. Both of these are suboptimal - in case of O_SYNC I/O we really want our allocation on disk, especially for the !KEEP_SIZE case where we actually grow the file with user-visible zeroes. On the other hand always commiting the transaction is a bad idea for fast-path uses of fallocate like for example in recent Samba versions. Given that block allocation is a data plane operation anyway change it from an inode operation to a file operation so that we have the file structure available that lets us check for O_SYNC. This also includes moving the code around for a few of the filesystems, and remove the already unnedded S_ISDIR checks given that we only wire up fallocate for regular files. Signed-off-by: Christoph Hellwig <[email protected]> Signed-off-by: Al Viro <[email protected]>
2011-01-17make the feature checks in ->fallocate future proofChristoph Hellwig5-3/+8
Instead of various home grown checks that might need updates for new flags just check for any bit outside the mask of the features supported by the filesystem. This makes the check future proof for any newly added flag. Signed-off-by: Christoph Hellwig <[email protected]> Signed-off-by: Al Viro <[email protected]>
2011-01-17staging: smbfs building fixYang Ruirui1-2/+2
Building error for smbfs: drivers/staging/smbfs/dir.c:286: error: static declaration of 'smbfs_dentry_operations' follows non-static declaration drivers/staging/smbfs/proto.h:42: error: previous declaration of 'smbfs_dentry_operations' was here drivers/staging/smbfs/dir.c:294: error: static declaration of 'smbfs_dentry_operations_case' follows non-static declaration drivers/staging/smbfs/proto.h:41: error: previous declaration of 'smbfs_dentry_operations_case' was here make[3]: *** [drivers/staging/smbfs/dir.o] Error 1 make[2]: *** [drivers/staging/smbfs] Error 2 make[1]: *** [drivers/staging] Error 2 make[1]: *** Waiting for unfinished jobs.... Fix it by removing static keywords Signed-off-by: Yang Ruirui <[email protected]> Signed-off-by: Al Viro <[email protected]>
2011-01-17tidy up around finish_automount()Al Viro2-30/+18
do_add_mount() and mnt_clear_expiry() are not needed outside of namespace.c anymore, now that namei has finish_automount() to use. Signed-off-by: Al Viro <[email protected]>
2011-01-17don't drop newmnt on error in do_add_mount()Al Viro1-11/+5
That gets rid of the kludge in finish_automount() - we need to keep refcount on the vfsmount as-is until we evict it from expiry list. Signed-off-by: Al Viro <[email protected]>
2011-01-17Take the completion of automount into new helperAl Viro3-26/+39
... and shift it from namei.c to namespace.c Signed-off-by: Al Viro <[email protected]>
2011-01-16Merge branches 'misc', 'mlx4', 'mthca', 'nes' and 'srp' into for-nextRoland Dreier20-60/+297
2011-01-16RDMA: Update workqueue usageTejun Heo13-50/+39
* ib_wq is added, which is used as the common workqueue for infiniband instead of the system workqueue. All system workqueue usages including flush_scheduled_work() callers are converted to use and flush ib_wq. * cancel_delayed_work() + flush_scheduled_work() converted to cancel_delayed_work_sync(). * qib_wq is removed and ib_wq is used instead. This is to prepare for deprecation of flush_scheduled_work(). Signed-off-by: Tejun Heo <[email protected]> Signed-off-by: Roland Dreier <[email protected]>
2011-01-17alpha: fix WARN_ON in __local_bh_enable()Ivan Kokshaysky1-3/+2
Interrupts ought to be disabled _before_ irq_enter(). Signed-off-by: Ivan Kokshaysky <[email protected]> Signed-off-by: Matt Turner <[email protected]>
2011-01-17alpha: fix breakage caused by df9ee29270Ivan Kokshaysky1-3/+5
Commit df9ee29270 made arch_local_irq_save and arch_local_irq_restore static inline which with -Werror trips up on __set_hae() and _set_hae() which are extern inline. The naive solution is to make __set_hae() and set_hae() static inline but for reasons described in commit d559d4a24a3fe this breaks the generic kernel build. Instead, since this is architecture specific code, this patch hard wires in the architecture specific method f disabling and enabling interrupts. Tested-by: Michael Cree <[email protected]> Signed-off-by: Ivan Kokshaysky <[email protected]> Signed-off-by: Matt Turner <[email protected]>
2011-01-17alpha: add GENERIC_HARDIRQS_NO__DO_IRQ to KconfigMatt Turner1-0/+3
Acked-by: Kyle McMartin <[email protected]> Signed-off-by: Matt Turner <[email protected]>
2011-01-17alpha/osf_sys: remove unused MAX_SELECT_SECONDSNamhyung Kim1-3/+0
Remove the leftover from the commit 14e2acd86865 ("select: fix alpha OSF wrapper"). Signed-off-by: Namhyung Kim <[email protected]> Cc: Arjan van de Ven <[email protected]> Signed-off-by: Matt Turner <[email protected]>
2011-01-17alpha: change to new Makefile flag variablesmatt mooney5-7/+7
Signed-off-by: matt mooney <[email protected]> Signed-off-by: Matt Turner <[email protected]>
2011-01-17alpha: kill off alpha_do_IRQKyle McMartin21-460/+94
Good riddance... Nuke a pile of redundant handlers that the generic code takes care of as well. Tested-by: Michael Cree <[email protected]> Signed-off-by: Kyle McMartin <[email protected]> Signed-off-by: Matt Turner <[email protected]>
2011-01-17alpha: irq clean upKyle McMartin20-58/+67
Stop touching irq_desc[irq] directly, instead use accessor functions provided. Use irq_has_action instead of directly testing the irq_desc. Tested-by: Michael Cree <[email protected]> Signed-off-by: Kyle McMartin <[email protected]> Signed-off-by: Matt Turner <[email protected]>
2011-01-17alpha: use set_irq_chip and push down __do_IRQ to the machine typesKyle McMartin20-48/+59
Also kill superfluous IRQ_DISABLED initialization, since that's the default state of the irq_desc[i].status field. Tested-by: Michael Cree <[email protected]> Signed-off-by: Kyle McMartin <[email protected]> Signed-off-by: Matt Turner <[email protected]>
2011-01-17drm/radeon/kms: balance asic_reset functionsAlex Deucher3-18/+20
First, we were calling mc_stop() at the top of the function which turns off all MC (memory controller) clients, then checking if the GPU is idle. If it was idle we returned without re-enabling the MC clients which would lead to a blank screen, etc. This patch checks if the GPU is idle before calling mc_stop(). Second, if the reset failed, we were returning without re-enabling the MC clients. This patch re-enables the MC clients before returning regardless of whether the reset was successful or not. Signed-off-by: Alex Deucher <[email protected]> Cc: Jerome Glisse <[email protected]> Signed-off-by: Dave Airlie <[email protected]>
2011-01-17drm/radeon/kms: remove duplicate card_posted() functionsAlex Deucher3-46/+3
Use the common one for all asics. Signed-off-by: Alex Deucher <[email protected]> Signed-off-by: Dave Airlie <[email protected]>
2011-01-17drm/radeon/kms: add module option for pcie gen2Alex Deucher5-0/+14
Switching to pcie gen2 causes problems on some boards. Add a module option to turn it on/off. There are gen2 compatability issues with some motherboards it seems. Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=33027 Signed-off-by: Alex Deucher <[email protected]> Signed-off-by: Dave Airlie <[email protected]>
2011-01-17drm/radeon/kms: fix typo in evergreen safe regAlex Deucher1-1/+1
Signed-off-by: Alex Deucher <[email protected]> Signed-off-by: Dave Airlie <[email protected]>
2011-01-17Merge remote branch 'nouveau/drm-nouveau-next' of /ssd/git/drm-nouveau-next ↵Dave Airlie11-197/+86
into drm-fixes * 'nouveau/drm-nouveau-next' of /ssd/git/drm-nouveau-next: drm/nouveau: fix gpu page faults triggered by plymouthd drm/nouveau: greatly simplify mm, killing some bugs in the process drm/nvc0: enable protection of system-use-only structures in vm drm/nv40: initialise 0x17xx on all chipsets that have it drm/nv40: make detection of 0x4097-ful chipsets available everywhere
2011-01-17drm/nouveau: fix gpu page faults triggered by plymouthdBen Skeggs1-2/+2
The switch to separate BAR and channel address spaces made the fbcon memory address calculation incorrect on NV50+ boards, this commit fixes that. Signed-off-by: Ben Skeggs <[email protected]>
2011-01-17drm/nouveau: greatly simplify mm, killing some bugs in the processBen Skeggs3-160/+52
Reviewed-by: Francisco Jerez <[email protected]> Signed-off-by: Ben Skeggs <[email protected]>
2011-01-17drm/nvc0: enable protection of system-use-only structures in vmBen Skeggs4-5/+10
Somehow missed this in the original merge of the nvc0 code. Signed-off-by: Ben Skeggs <[email protected]>
2011-01-17drm/nv40: initialise 0x17xx on all chipsets that have itBen Skeggs1-12/+2
Signed-off-by: Ben Skeggs <[email protected]>
2011-01-17drm/nv40: make detection of 0x4097-ful chipsets available everywhereBen Skeggs3-18/+20
Signed-off-by: Ben Skeggs <[email protected]>
2011-01-16drivers/nfc/pn544.c: fix min_t warningsAndrew Morton1-1/+1
Fix these: drivers/nfc/pn544.c: In function 'pn544_read': drivers/nfc/pn544.c:356: warning: comparison of distinct pointer types lacks a cast drivers/nfc/pn544.c:377: warning: comparison of distinct pointer types lacks a cast drivers/nfc/pn544.c: In function 'pn544_write': drivers/nfc/pn544.c:463: warning: comparison of distinct pointer types lacks a cast drivers/nfc/pn544.c:485: warning: comparison of distinct pointer types lacks a cast Cc: "Matti J. Aaltonen" <[email protected]> Cc: Stephen Rothwell <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
2011-01-16ARM: PL08x: cleanup commentsRussell King - ARM Linux2-117/+72
Cleanup the formatting of comments, remove some which don't make sense anymore. Signed-off-by: Russell King <[email protected]> [fix conflict with 96a608a4] Signed-off-by: Dan Williams <[email protected]>
2011-01-16Merge branch 'for-linus' of ↵Linus Torvalds4-8/+5
git://git.kernel.org/pub/scm/linux/kernel/git/nab/scsi-post-merge-2.6 * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/scsi-post-merge-2.6: ocfs2: Make OCFS2_FS depend on CONFIGFS_FS dlm: Make DLM depend on CONFIGFS_FS net: Make NETCONSOLE_DYNAMIC depend on CONFIGFS_FS configfs: change depends -> select SYSFS [SCSI] sd,sr: kill compat SDEV_MEDIA_CHANGE event [SCSI] sd: implement sd_check_events()
2011-01-16parisc: fix compile breakage caused by inlining maybe_mkwriteJames Bottomley1-1/+3
On PARISC, we have an include of linux/mm.h inside our asm/pgtable.h, so this patch commit 14fd403f2146f740942d78af4e0ee59396ad8eab Author: Andrea Arcangeli <[email protected]> Date: Thu Jan 13 15:46:37 2011 -0800 thp: export maybe_mkwrite causes us an unsatisfiable use of pte_mkwrite in linux/mm.h. The fix is to avoid including linux/mm.h in our pgtable.h, which unbreaks the build. Signed-off-by: Linus Torvalds <[email protected]>
2011-01-16fix non-x86 build failure in pmdp_get_and_clearAndrea Arcangeli2-18/+7
pmdp_get_and_clear/pmdp_clear_flush/pmdp_splitting_flush were trapped as BUG() and they were defined only to diminish the risk of build issues on not-x86 archs and to be consistent with the generic pte methods previously defined in include/asm-generic/pgtable.h. But they are causing more trouble than they were supposed to solve, so it's simpler not to define them when THP is off. This is also correcting the export of pmdp_splitting_flush which is currently unused (x86 isn't using the generic implementation in mm/pgtable-generic.c and no other arch needs that [yet]). Signed-off-by: Andrea Arcangeli <[email protected]> Sam Ravnborg <[email protected]> Cc: Stephen Rothwell <[email protected]> Cc: "David S. Miller" <[email protected]> Cc: Benjamin Herrenschmidt <[email protected]> Cc: "Luck, Tony" <[email protected]> Cc: James Bottomley <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
2011-01-16VFS: Fix UP compile error in fs/namespace.cAl Viro1-7/+24
mnt_longterm is there only on SMP Reported-and-tested-by: Joachim Eastwood <[email protected]> Signed-off-by: Al Viro <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
2011-01-16RDMA/nes: Fix incorrect SFP+ link status detection on driver initMaciej Sosnowski1-4/+39
During iw_nes initialization the link status for SFP+ PHY is always detected as "up" regardless of real state (cable either connected or disconnected). Add SFP+ PHY specific link status detection to the iw_nes initialization procedure. Use link status recheck for netdev_open to detect delayed state updates. Signed-off-by: Maciej Sosnowski <[email protected]> Signed-off-by: Roland Dreier <[email protected]>
2011-01-16RDMA/nes: Fix SFP+ link down detection issue with switch port disableMaciej Sosnowski4-0/+100
In case of SFP+ PHY, link status check at interrupt processing can give false results. For proper link status change detection a delayed recheck is needed to give nes registers time to settle. Add a periodic link status recheck scheduled at interrupt to detect potential delayed registers state changes. Addresses: http://bugs.openfabrics.org/bugzilla/show_bug.cgi?id=2117 Signed-off-by: Maciej Sosnowski <[email protected]> Signed-off-by: Roland Dreier <[email protected]>
2011-01-16RDMA/nes: Generate IB_EVENT_PORT_ERR/PORT_ACTIVE eventsMaciej Sosnowski4-9/+83
Depending on link state change, IB_EVENT_PORT_ERR or IB_EVENT_PORT_ACTIVE should be generated when handling MAC interrupts. Plugging in a cable happens to result in series of interrupts changing driver's link state a number of times before finally staying at link up (e.g. link up, link down, link up, link down, ..., link up). To prevent sending series of redundant IB_EVENT_PORT_ACTIVE and IB_EVENT_PORT_ERR events, we use a timer to debounce them in nes_port_ibevent(). Signed-off-by: Maciej Sosnowski <[email protected]> Signed-off-by: Roland Dreier <[email protected]>
2011-01-16RDMA/nes: Fix bonding on iw_nesMaciej Sosnowski2-6/+26
Enable configuring bonds on nes devices by adding missing support for master net_device to the driver. Signed-off-by: Maciej Sosnowski <[email protected]> Signed-off-by: Roland Dreier <[email protected]>
2011-01-16ocfs2: Make OCFS2_FS depend on CONFIGFS_FSNicholas Bellinger1-2/+1
This patch fixes the following kconfig error after changing CONFIGFS_FS -> select SYSFS: fs/sysfs/Kconfig:1:error: recursive dependency detected! fs/sysfs/Kconfig:1: symbol SYSFS is selected by CONFIGFS_FS fs/configfs/Kconfig:1: symbol CONFIGFS_FS is selected by OCFS2_FS fs/ocfs2/Kconfig:1: symbol OCFS2_FS depends on SYSFS Signed-off-by: Nicholas A. Bellinger <[email protected]> Cc: Joel Becker <[email protected]> Cc: Randy Dunlap <[email protected]> Cc: Stephen Rothwell <[email protected]> Cc: James Bottomley <[email protected]>
2011-01-16dlm: Make DLM depend on CONFIGFS_FSNicholas Bellinger1-2/+1
This patch fixes the following kconfig error after changing CONFIGFS_FS -> select SYSFS: fs/sysfs/Kconfig:1:error: recursive dependency detected! fs/sysfs/Kconfig:1: symbol SYSFS is selected by CONFIGFS_FS fs/configfs/Kconfig:1: symbol CONFIGFS_FS is selected by DLM fs/dlm/Kconfig:1: symbol DLM depends on SYSFS Signed-off-by: Nicholas A. Bellinger <[email protected]> Cc: Joel Becker <[email protected]> Cc: Randy Dunlap <[email protected]> Cc: Stephen Rothwell <[email protected]> Cc: James Bottomley <[email protected]>
2011-01-16net: Make NETCONSOLE_DYNAMIC depend on CONFIGFS_FSNicholas Bellinger1-2/+1
This patch fixes the following kconfig error after changing CONFIGFS_FS -> select SYSFS: fs/sysfs/Kconfig:1:error: recursive dependency detected! fs/sysfs/Kconfig:1: symbol SYSFS is selected by CONFIGFS_FS fs/configfs/Kconfig:1: symbol CONFIGFS_FS is selected by NETCONSOLE_DYNAMIC drivers/net/Kconfig:3390: symbol NETCONSOLE_DYNAMIC depends on SYSFS Signed-off-by: Nicholas A. Bellinger <[email protected]> Cc: Joel Becker <[email protected]> Cc: Randy Dunlap <[email protected]> Cc: Stephen Rothwell <[email protected]> Cc: James Bottomley <[email protected]>
2011-01-16configfs: change depends -> select SYSFSNicholas Bellinger1-2/+2
This patch changes configfs to select SYSFS to fix the following: warning: (TARGET_CORE && GFS2_FS) selects CONFIGFS_FS which has unmet direct dependencies (SYSFS) Reported-by: Randy Dunlap <[email protected]> Signed-off-by: Nicholas A. Bellinger <[email protected]> Acked-by: Joel Becker <[email protected]>
2011-01-16Merge branch 'master' of /pub/scm/linux/kernel/git/jejb/scsi-post-merge-2.6 ↵Nicholas Bellinger6867-236841/+505538
into for-linus
2011-01-16fs/btrfs: Fix build of ctreeStefan Schmidt1-0/+1
Fix the build failure in some configurations: CC [M] fs/btrfs/ctree.o In file included from fs/btrfs/ctree.c:21:0: fs/btrfs/ctree.h:1003:17: error: field 'super_kobj' has incomplete type fs/btrfs/ctree.h:1074:17: error: field 'root_kobj' has incomplete type make[2]: *** [fs/btrfs/ctree.o] Error 1 make[1]: *** [fs/btrfs] Error 2 make: *** [fs] Error 2 caused by commit 57cc7215b708 ("headers: kobject.h redux") We need to include kobject.h here. Reported-by: Jeff Garzik <[email protected]> Fix-suggested-by: Li Zefan <[email protected]> Signed-off-by: Stefan Schmidt <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>