Tony Luck [Wed, 23 Mar 2011 16:13:47 +0000 (09:13 -0700)]
Merge branches 'pstore-fixes' and 'syscalls2' into release
Tony Luck [Tue, 22 Mar 2011 23:01:49 +0000 (16:01 -0700)]
pstore: cleanups to pstore_dump()
pstore_dump() can be called with many different "reason" codes. Save
the name of the code in the persistent store record.
Also - only worthwhile calling pstore_mkfile for KMSG_DUMP_OOPS - that
is the only one where the kernel will continue running.
Reviewed-by: Seiji Aguchi <seiji.aguchi@hds.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Tony Luck [Tue, 22 Mar 2011 17:54:24 +0000 (10:54 -0700)]
[IA64] New syscalls for 2.6.39
Four new syscalls:
sys_name_to_handle_at
sys_open_by_handle_at
sys_clock_adjtime
sys_syncfs
Signed-off-by: Tony Luck <tony.luck@intel.com>
Linus Torvalds [Mon, 21 Mar 2011 22:55:26 +0000 (15:55 -0700)]
Merge branch 'kbuild' of git://git./linux/kernel/git/mmarek/kbuild-2.6
* 'kbuild' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild-2.6:
kbuild: Make DEBUG_SECTION_MISMATCH selectable, but not on by default
genksyms: Regenerate lexer and parser
genksyms: Track changes to enum constants
genksyms: simplify usage of find_symbol()
genksyms: Add helpers for building string lists
genksyms: Simplify printing of symbol types
genksyms: Simplify lexer
genksyms: Do not paste the bison header file to lex.c
modpost: fix trailing comma
KBuild: silence "'scripts/unifdef' is up to date."
kbuild: Add extra gcc checks
kbuild: reenable section mismatch analysis
unifdef: update to upstream version 2.5
Jesper Juhl [Mon, 21 Mar 2011 19:47:31 +0000 (20:47 +0100)]
Reduce sequential pointer derefs in scsi_error.c and reduce size as well
This patch reduces the number of sequential pointer derefs in
drivers/scsi/scsi_error.c
This has been submitted a number of times over a couple of years. I
believe this version adresses all comments it has gathered over time.
Please apply or reject with a reason.
The benefits are:
- makes the code easier to read. Lots of sequential derefs of the same
pointers is not easy on the eye.
- theoretically at least, just dereferencing the pointers once can
allow the compiler to generally slightly faster code, so in theory
this could also be a micro speed optimization.
- reduces size of object file (tiny effect: on x86-64, in at least one
configuration, the text size decreased from 9439 bytes to 9400)
- removes some pointless (mostly trailing) whitespace.
Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Gary Hade [Mon, 21 Mar 2011 17:28:59 +0000 (10:28 -0700)]
matroxfb: remove incorrect Matrox G200eV support
Remove incorrect Matrox G200eV support that was previously added by
commit
e3a1938805d2e81b27d3d348788644f3bad004f2
A serious issue with the incorrect G200eV support that reproduces on the
Matrox G200eV equipped IBM x3650 M2 is the total lack of text (login
banner, login prompt, etc) on the console when X is not running and
total lack of text on all of the virtual consoles after X is started.
Any concerns that the incorrect code (upstream since October 2008) has
been successfully used on non-IBM G200eV equipped system(s) appear to be
unwarranted. In addition to the serious/non-intermittent nature of
issues that have been spotted on IBM systems, complete removal of the
incorrect code is clearly supported by the following Matrox (Yannick
Heneault) provided input:
"It impossible that this patch should have work on a system.
The patch only declare the G200eV as a regular G200 which is
not case. Many registers are different, including at least the
PLL programming sequence. If the G200eV is programmed like a
regular G200, it will not display anything."
v1 - Initial patch that removed the incorrect code for _all_
G200eV equipped systems.
v2 - Darrick Wong provided patch that blacklisted the incorrect
code on G200eV equipped IBM systems leaving it enabled on
all G200eV equipped non-IBM systems.
v3 - Same code changes included with v1 plus additional
justification for complete removal of the incorrect code.
Signed-off-by: Gary Hade <garyhade@us.ibm.com>
Cc: Darrick J. Wong <djwong@us.ibm.com>
Cc: Krzysztof Helt <krzysztof.h1@wp.pl>
Cc: Petr Vandrovec <vandrove@vc.cvut.cz>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Yannick Heneault <yannick_heneault@matrox.com>
Cc: Christian Toutant <ctoutant@matrox.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Linus Torvalds [Mon, 21 Mar 2011 21:24:56 +0000 (14:24 -0700)]
Merge branch 'for-linus' of git://oss.sgi.com/xfs/xfs
* 'for-linus' of git://oss.sgi.com/xfs/xfs: (23 commits)
xfs: don't name variables "panic"
xfs: factor agf counter updates into a helper
xfs: clean up the xfs_alloc_compute_aligned calling convention
xfs: kill support/debug.[ch]
xfs: Convert remaining cmn_err() callers to new API
xfs: convert the quota debug prints to new API
xfs: rename xfs_cmn_err_fsblock_zero()
xfs: convert xfs_fs_cmn_err to new error logging API
xfs: kill xfs_fs_mount_cmn_err() macro
xfs: kill xfs_fs_repair_cmn_err() macro
xfs: convert xfs_cmn_err to xfs_alert_tag
xfs: Convert xlog_warn to new logging interface
xfs: Convert linux-2.6/ files to new logging interface
xfs: introduce new logging API.
xfs: zero proper structure size for geometry calls
xfs: enable delaylog by default
xfs: more sensible inode refcounting for ialloc
xfs: stop using xfs_trans_iget in the RT allocator
xfs: check if device support discard in xfs_ioc_trim()
xfs: prevent leaking uninitialized stack memory in FSGEOMETRY_V1
...
Julien Tinnes [Fri, 18 Mar 2011 22:05:21 +0000 (15:05 -0700)]
Prevent rt_sigqueueinfo and rt_tgsigqueueinfo from spoofing the signal code
Userland should be able to trust the pid and uid of the sender of a
signal if the si_code is SI_TKILL.
Unfortunately, the kernel has historically allowed sigqueueinfo() to
send any si_code at all (as long as it was negative - to distinguish it
from kernel-generated signals like SIGILL etc), so it could spoof a
SI_TKILL with incorrect siginfo values.
Happily, it looks like glibc has always set si_code to the appropriate
SI_QUEUE, so there are probably no actual user code that ever uses
anything but the appropriate SI_QUEUE flag.
So just tighten the check for si_code (we used to allow any negative
value), and add a (one-time) warning in case there are binaries out
there that might depend on using other si_code values.
Signed-off-by: Julien Tinnes <jln@google.com>
Acked-by: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Linus Torvalds [Mon, 21 Mar 2011 21:13:48 +0000 (14:13 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/rostedt/linux-2.6-ktest
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-ktest:
ktest: Add STOP_TEST_AFTER to stop the test after a period of time
ktest: Monitor kernel while running of user tests
ktest: Fix bug where the test would not end after failure
ktest: Add BISECT_FILES to run git bisect on paths
ktest: Add BISECT_SKIP
ktest: Add manual bisect
ktest: Handle kernels before make oldnoconfig
ktest: Start failure timeout on panic too
ktest: Print logfile name on failure
Linus Torvalds [Mon, 21 Mar 2011 21:02:55 +0000 (14:02 -0700)]
Merge branch 'hwmon-for-linus' of git://git./linux/kernel/git/jdelvare/staging
* 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging:
hwmon: (ads1015) Make gain and datarate configurable
hwmon: (ads1015) Drop dynamic attribute group
hwmon: Add support for Texas Instruments ADS1015
hwmon: New driver for SMSC SCH5627
hwmon: (abituguru*) Update my email address
hwmon: (lm75) Speed up detection
hwmon: (lm75) Add detection of the National Semiconductor LM75A
hp_accel: Fix driver name
Move lis3lv02d drivers to drivers/misc
Move hp_accel to drivers/platform/x86
Let Kconfig handle lis3lv02d dependencies
hwmon: (sht15) Fix integer overflow in humidity calculation
hwmon: (sht15) Spelling fix
hwmon: (w83795) Document pin mapping
Luck, Tony [Fri, 18 Mar 2011 22:33:43 +0000 (15:33 -0700)]
pstore: use mount option instead sysfs to tweak kmsg_bytes
/sys/fs is a somewhat strange way to tweak what could more
obviously be tuned with a mount option.
Suggested-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Linus Torvalds [Mon, 21 Mar 2011 17:06:51 +0000 (10:06 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/viro/vfs-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6:
FS: lookup_mnt() is only used in the core fs routines now
bfs: fix bitmap size argument to find_first_zero_bit()
fs: Use BUG_ON(!mnt) at dentry_open().
fs: devpts_pty_new() return -ENOMEM if dentry allocation failed
nfs: lock() vs unlock() typo
pstore: fix leaking ->i_private
introduce sys_syncfs to sync a single file system
Small typo fix...
Filesystem: fifo: Fixed coding style issue.
fs/inode: Fix kernel-doc format for inode_init_owner
select: remove unused MAX_SELECT_SECONDS
vfs: cleanup do_vfs_ioctl()
Linus Torvalds [Mon, 21 Mar 2011 17:05:22 +0000 (10:05 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/ieee1394/linux1394-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6:
firewire: core: ignore link-active bit of new nodes, fix device recognition
firewire: sbp2: revert obsolete 'fix stall with "Unsolicited response"'
firewire: core: increase default SPLIT_TIMEOUT value
firewire: ohci: Misleading kfree in ohci.c::pci_probe/remove
firewire: ohci: omit IntEvent.busReset check rom AT queueing
firewire: ohci: prevent starting of iso contexts with empty queue
firewire: ohci: prevent iso completion callbacks after context stop
firewire: core: rename some variables
firewire: nosy: should work on Power Mac G4 PCI too
firewire: core: fix card->reset_jiffies overflow
firewire: cdev: remove unneeded reference
firewire: cdev: always wait for outbound transactions to complete
firewire: cdev: remove unneeded idr_find() from complete_transaction()
firewire: ohci: log dead DMA contexts
Linus Torvalds [Mon, 21 Mar 2011 17:04:53 +0000 (10:04 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/jejb/parisc-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/parisc-2.6:
[PARISC] Convert to new irq_chip functions
[PARISC] fix per-cpu flag problem in the cpu affinity checkers
[PARISC] fix vmap flush/invalidate
eliminate special FLUSH flag from page table
parisc: flush pages through tmpalias space
Dirk Eibach [Mon, 21 Mar 2011 16:59:37 +0000 (17:59 +0100)]
hwmon: (ads1015) Make gain and datarate configurable
Configuration for ads1015 gain and datarate is possible via
devicetree or platform data.
This is a followup patch to previous ads1015 patches on Jean Delvares
tree.
Signed-off-by: Dirk Eibach <eibach@gdsys.de>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Jean Delvare [Mon, 21 Mar 2011 16:59:37 +0000 (17:59 +0100)]
hwmon: (ads1015) Drop dynamic attribute group
It is cheaper to handle attributes individually.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Dirk Eibach <eibach@gdsys.de>
Dirk Eibach [Mon, 21 Mar 2011 16:59:36 +0000 (17:59 +0100)]
hwmon: Add support for Texas Instruments ADS1015
Signed-off-by: Dirk Eibach <eibach@gdsys.de>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Hans de Goede [Mon, 21 Mar 2011 16:59:36 +0000 (17:59 +0100)]
hwmon: New driver for SMSC SCH5627
SMSC SCH5627 Super I/O chips include complete hardware monitoring
capabilities. They can monitor up to 5 voltages, 4 fans and 8
temperatures.
The hardware monitoring part of the SMSC SCH5627 is accessed by talking
through an embedded microcontroller. An application note describing the
protocol for communicating with the microcontroller is available upon
request. Please mail me if you want a copy.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Hans de Goede [Mon, 21 Mar 2011 16:59:36 +0000 (17:59 +0100)]
hwmon: (abituguru*) Update my email address
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Jean Delvare [Mon, 21 Mar 2011 16:59:36 +0000 (17:59 +0100)]
hwmon: (lm75) Speed up detection
Make the LM75/LM75A device detection faster:
* Don't read the current temperature value when we don't use it.
* Check for unused bits in the configuration register as soon as we
have read its value.
* Don't use word reads, not all devices support this, and some which
don't misbehave when you try.
* Check for cycling register values every 40 register addresses
instead of every 8, it's 5 times faster and just as efficient.
Some of these improvements come straight from the user-space
sensors-detect script, so both detection routines are in line now.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: Len Sorensen <lsorense@csclub.uwaterloo.ca>
Acked-by: Guenter Roeck <guenter.roeck@ericsson.com>
Len Sorensen [Mon, 21 Mar 2011 16:59:36 +0000 (17:59 +0100)]
hwmon: (lm75) Add detection of the National Semiconductor LM75A
Add support for detection of the National Semiconductor LM75A using the ID
register value.
Signed-off-by: Len Sorensen <lsorense@csclub.uwaterloo.ca>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Jean Delvare [Mon, 21 Mar 2011 16:59:36 +0000 (17:59 +0100)]
hp_accel: Fix driver name
I suspect that the "lis3lv02d" driver name is a legacy from before
the split into several modules. Use a specific name for the hp_accel
driver, for better error messages and easier investigation of issues.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Guenter Roeck <guenter.roeck@ericsson.com>
Acked-by: Eric Piel <eric.piel@tremplin-utc.net>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
Tested-by: Eric Piel <eric.piel@tremplin-utc.net>
Tested-by: Takashi Iwai <tiwai@suse.de>
Jean Delvare [Mon, 21 Mar 2011 16:59:36 +0000 (17:59 +0100)]
Move lis3lv02d drivers to drivers/misc
The lis3lv02d drivers aren't hardware monitoring drivers, so the don't
belong to drivers/hwmon. Move them to drivers/misc, short of a better
home.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Guenter Roeck <guenter.roeck@ericsson.com>
Acked-by: Eric Piel <eric.piel@tremplin-utc.net>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
Tested-by: Eric Piel <eric.piel@tremplin-utc.net>
Tested-by: Takashi Iwai <tiwai@suse.de>
Jean Delvare [Mon, 21 Mar 2011 16:59:36 +0000 (17:59 +0100)]
Move hp_accel to drivers/platform/x86
The hp_accel driver isn't a hardware monitoring driver, so it doesn't
belong to drivers/hwmon. Move it to drivers/platform/x86, assuming HP
doesn't ship non-x86 laptops.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Guenter Roeck <guenter.roeck@ericsson.com>
Acked-by: Eric Piel <eric.piel@tremplin-utc.net>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
Tested-by: Eric Piel <eric.piel@tremplin-utc.net>
Tested-by: Takashi Iwai <tiwai@suse.de>
Jean Delvare [Mon, 21 Mar 2011 16:59:35 +0000 (17:59 +0100)]
Let Kconfig handle lis3lv02d dependencies
The dependencies between the various lis3lv02d drivers make it
impossible to split them to different directories, while we really
want to do this. Move handling of dependencies from Makefile to
Kconfig, to make the move possible at all.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Guenter Roeck <guenter.roeck@ericsson.com>
Acked-by: Eric Piel <eric.piel@tremplin-utc.net>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
Tested-by: Eric Piel <eric.piel@tremplin-utc.net>
Tested-by: Takashi Iwai <tiwai@suse.de>
Vivien Didelot [Mon, 21 Mar 2011 16:59:35 +0000 (17:59 +0100)]
hwmon: (sht15) Fix integer overflow in humidity calculation
An integer overflow occurs in the calculation of RHlinear when the
relative humidity is greater than around 30%. The consequence is a subtle
(but noticeable) error in the resulting humidity measurement.
Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: stable@kernel.org
Cc: Jonathan Cameron <jic23@cam.ac.uk>
Justin P. Mattock [Mon, 21 Mar 2011 16:59:35 +0000 (17:59 +0100)]
hwmon: (sht15) Spelling fix
Remove one too many "n" in a word.
Signed-off-by: Justin P. Mattock <justinmattock@gmail.com>
Acked-by: Jean Delvare <khali@linux-fr.org>
Jean Delvare [Mon, 21 Mar 2011 16:59:35 +0000 (17:59 +0100)]
hwmon: (w83795) Document pin mapping
Apparently users are interested in this information, so let's provide
it.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Guenter Roeck <guenter.roeck@ericsson.com>
Linus Torvalds [Mon, 21 Mar 2011 16:53:04 +0000 (09:53 -0700)]
Merge git://git./linux/kernel/git/davem/sparc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6:
sparc: Add {open_by,name_to}_handle_at and clock_adjtime syscalls.
sparc: Implement of_iomap().
sparc: Implement of_address_to_resource().
sparc: Provide NO_IRQ definition.
Linus Torvalds [Mon, 21 Mar 2011 16:52:27 +0000 (09:52 -0700)]
Merge branch 'merge' of git://git./linux/kernel/git/benh/powerpc
* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc:
powerpc/ptrace: Remove BUG_ON when full register set not available
powerpc: Factoring mpic cpu id fetching into a function
powerpc: Make MPIC honor the "pic-no-reset" device tree property
powerpc: Document the Open PIC device tree binding
powerpc/pci: Fix crash in PCI code on ppc64 when matching device nodes
David Howells [Mon, 21 Mar 2011 14:28:58 +0000 (14:28 +0000)]
FS: lookup_mnt() is only used in the core fs routines now
lookup_mnt() is only used in the core fs routines now, so it doesn't need to
be globally declared anymore. It isn't exported to modules at the moment, so
nothing that can be modularised seems to be using it.
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Akinobu Mita [Mon, 21 Mar 2011 12:32:53 +0000 (08:32 -0400)]
bfs: fix bitmap size argument to find_first_zero_bit()
The usage of find_first_zero_bit() in bfs_create() is wrong for two
reasons.
The bitmap size argument to find_first_zero_bit() is info->si_lasti but
the correct bitmap size is info->si_lasti + 1 as info->si_lasti is the
last valid index in info->si_imap bitmap.
Another problem is that it is impossible to detect that info->si_imap
bitmap is full because there is an off-by-one bug in the return value
check for find_first_zero_bit(). If no zero bits exist in info->si_imap,
find_first_zero_bit() returns info->si_lasti. But the check can't catch
it due to the off-by-one.
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Acked-by: "Tigran A. Aivazian" <tigran@aivazian.fsnet.co.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Michal Marek [Mon, 21 Mar 2011 09:44:30 +0000 (10:44 +0100)]
kbuild: Make DEBUG_SECTION_MISMATCH selectable, but not on by default
CONFIG_DEBUG_SECTION_MISMATCH has also runtime effects due to the
-fno-inline-functions-called-once compiler flag, so forcing it on
everyone is not a good idea.
Signed-off-by: Michal Marek <mmarek@suse.cz>
Tetsuo Handa [Wed, 19 Jan 2011 12:08:41 +0000 (21:08 +0900)]
fs: Use BUG_ON(!mnt) at dentry_open().
dentry_open() requires callers to pass a valid vfsmount.
Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Andrey Vagin [Mon, 7 Feb 2011 21:14:52 +0000 (00:14 +0300)]
fs: devpts_pty_new() return -ENOMEM if dentry allocation failed
In this case nobody can open a slave point, so will be better return
from devpts_pty_new()
Now we should not check error code from d_find_alias() in
devpts_pty_kill(), because the dentry exists all times.
Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Dan Carpenter [Sun, 20 Mar 2011 11:22:07 +0000 (14:22 +0300)]
nfs: lock() vs unlock() typo
These should be spin_unlock() instead of spin_lock(). It's a typo.
Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Tony Luck [Fri, 18 Mar 2011 18:44:48 +0000 (11:44 -0700)]
pstore: fix leaking ->i_private
Move kfree() of i_private out of ->unlink() and into ->evict_inode()
Signed-off-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Sage Weil [Thu, 10 Mar 2011 19:31:30 +0000 (11:31 -0800)]
introduce sys_syncfs to sync a single file system
It is frequently useful to sync a single file system, instead of all
mounted file systems via sync(2):
- On machines with many mounts, it is not at all uncommon for some of
them to hang (e.g. unresponsive NFS server). sync(2) will get stuck on
those and may never get to the one you do care about (e.g., /).
- Some applications write lots of data to the file system and then
want to make sure it is flushed to disk. Calling fsync(2) on each
file introduces unnecessary ordering constraints that result in a large
amount of sub-optimal writeback/flush/commit behavior by the file
system.
There are currently two ways (that I know of) to sync a single super_block:
- BLKFLSBUF ioctl on the block device: That also invalidates the bdev
mapping, which isn't usually desirable, and doesn't work for non-block
file systems.
- 'mount -o remount,rw' will call sync_filesystem as an artifact of the
current implemention. Relying on this little-known side effect for
something like data safety sounds foolish.
Both of these approaches require root privileges, which some applications
do not have (nor should they need?) given that sync(2) is an unprivileged
operation.
This patch introduces a new system call syncfs(2) that takes an fd and
syncs only the file system it references. Maybe someday we can
$ sync /some/path
and not get
sync: ignoring all arguments
The syscall is motivated by comments by Al and Christoph at the last LSF.
syncfs(2) seems like an appropriate name given statfs(2).
A similar ioctl was also proposed a while back, see
http://marc.info/?l=linux-fsdevel&m=
127970513829285&w=2
Signed-off-by: Sage Weil <sage@newdream.net>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Holger Hans Peter Freyther [Thu, 24 Feb 2011 16:46:49 +0000 (17:46 +0100)]
Small typo fix...
Hi,
I was backporting the coredump over pipe feature and noticed this small typo,
I wish I would have something bigger to contribute...
>From
15d6080e0ed4267da103c706917a33b1015e8804 Mon Sep 17 00:00:00 2001
From: Holger Hans Peter Freyther <holger@moiji-mobile.com>
Date: Thu, 24 Feb 2011 17:42:50 +0100
Subject: [PATCH] fs: Fix a small typo in the comment
The function is called umh_pipe_setup not uhm_pipe_setup.
Signed-off-by: Holger Hans Peter Freyther <holger@moiji-mobile.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
David Jenni [Wed, 23 Feb 2011 15:51:05 +0000 (16:51 +0100)]
Filesystem: fifo: Fixed coding style issue.
Fixed coding style issue.
Signed-off-by: David Jenni <dave.j@gmx.ch>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Ben Hutchings [Tue, 15 Feb 2011 12:48:09 +0000 (12:48 +0000)]
fs/inode: Fix kernel-doc format for inode_init_owner
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Namhyung Kim [Fri, 21 Jan 2011 04:59:59 +0000 (13:59 +0900)]
select: remove unused MAX_SELECT_SECONDS
Remove the leftover from the commit
8ff3e8e85fa6 ("select:
switch select() and poll() over to hrtimers").
Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Acked-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Namhyung Kim [Sun, 16 Jan 2011 15:48:17 +0000 (00:48 +0900)]
vfs: cleanup do_vfs_ioctl()
Move declaration of 'inode' to beginning of the function. Since it
is referenced directly or indirectly (in case of FIFREEZE/FITHAW/
FS_IOC_FIEMAP) it's not harmful IMHO. And remove unnecessary casts
using 'argp' instead.
Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Linus Torvalds [Mon, 21 Mar 2011 01:14:55 +0000 (18:14 -0700)]
Merge branch 'trivial' of git://git./linux/kernel/git/mmarek/kbuild-2.6
* 'trivial' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild-2.6: (25 commits)
video: change to new flag variable
scsi: change to new flag variable
rtc: change to new flag variable
rapidio: change to new flag variable
pps: change to new flag variable
net: change to new flag variable
misc: change to new flag variable
message: change to new flag variable
memstick: change to new flag variable
isdn: change to new flag variable
ieee802154: change to new flag variable
ide: change to new flag variable
hwmon: change to new flag variable
dma: change to new flag variable
char: change to new flag variable
fs: change to new flag variable
xtensa: change to new flag variable
um: change to new flag variables
s390: change to new flag variable
mips: change to new flag variable
...
Fix up trivial conflict in drivers/hwmon/Makefile
Linus Torvalds [Mon, 21 Mar 2011 01:13:09 +0000 (18:13 -0700)]
Merge branch 'misc' of git://git./linux/kernel/git/mmarek/kbuild-2.6
* 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild-2.6:
scripts/extract-ikconfig: add xz compression support
kbuild: add GNU GLOBAL tags generation
setlocalversion: update mercurial tag parsing
Linus Torvalds [Mon, 21 Mar 2011 01:12:42 +0000 (18:12 -0700)]
Merge branch 'packaging' of git://git./linux/kernel/git/mmarek/kbuild-2.6
* 'packaging' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild-2.6:
kbuild: Add make tarxz-pkg build option
Linus Torvalds [Mon, 21 Mar 2011 00:54:13 +0000 (17:54 -0700)]
Merge branch 'i2c-for-linus' of git://git./linux/kernel/git/jdelvare/staging
* 'i2c-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging:
i2c-i801: SMBus patch for Intel DH89xxCC DeviceIDs
i2c: Drop i2c_adapter.id
i2c: Deprecate i2c_driver.attach_adapter and .detach_adapter
i2c-dev: Use standard bus notification mechanism
i2c: Export i2c_for_each_dev
i2c: Get rid of <linux/i2c-id.h>
i2c: Minor fixes to upgrading-clients document
i2c: make i2c_get_adapter prototype clearer
i2c: Fix typo in instantiating-devices document
i2c-boardinfo: Fix typo in comment
Linus Torvalds [Mon, 21 Mar 2011 00:53:50 +0000 (17:53 -0700)]
Merge git://git./linux/kernel/git/cmetcalf/linux-tile
* git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile:
asm-generic: support clock_adjtime() in <asm-generic/unistd.h>
arch/tile: fix futex sanitization definition/prototype mismatch
Eric Dumazet [Sat, 19 Mar 2011 15:39:11 +0000 (16:39 +0100)]
r8169: fix a bug in rtl8169_init_phy()
commit
54405cde7624 (r8169: support control of advertising.)
introduced a bug in rtl8169_init_phy()
Reported-and-tested-by: Piotr Hosowicz <piotr@hosowicz.com>
Reported-and-tested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Acked-by:: Oliver Neukum <oliver@neukum.org>
Cc: Francois Romieu <romieu@fr.zoreil.com>
Tested-by: Anca Emanuel <anca.emanuel@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Mike Wolf [Mon, 21 Mar 2011 00:14:53 +0000 (11:14 +1100)]
powerpc/ptrace: Remove BUG_ON when full register set not available
In some cases during a threaded core dump not all the threads will have
a full register set. This happens when the signal causing the core dump
races with a thread exiting. The race happens when the exiting thread
has entered the kernel for the last time before the signal arrives, but
doesn't get far enough through the exit code to avoid being included
in the core dump.
So we get a thread included in the core dump which is never going to go
out to userspace again and only has a partial register set recorded
Normally we would catch each thread as it is about to go into userspace
and capture the full register set then.
However, this exiting thread is never going to go out to userspace
again, so we have no way to capture its full register set. It doesn't
really matter, though, as this is a thread which is effectively
already dead.
So instead of hitting a BUG() in this case (a really bad choice of
action in the first place), we use a poison value for the register
values.
[BenH]: Some cosmetic/stylistic changes and fix build on ppc32
Signed-off-by: Mike Wolf <mjw@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Meador Inge [Mon, 14 Mar 2011 10:01:07 +0000 (10:01 +0000)]
powerpc: Factoring mpic cpu id fetching into a function
The following code snippet:
unsigned int cpu = 0;
if (mpic->flags & MPIC_PRIMARY)
cpu = hard_smp_processor_id();
is seen in several places in the 'mpic.c' code. This changeset factors
that pattern out into a helper function called 'mpic_processor_id'.
Signed-off-by: Meador Inge <meador_inge@mentor.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Meador Inge [Mon, 14 Mar 2011 10:01:06 +0000 (10:01 +0000)]
powerpc: Make MPIC honor the "pic-no-reset" device tree property
This property, defined in the Open PIC binding, tells the kernel not to use
the reset bit in the global configuration register. Additionally, its
presence mandates that only sources which are actually used (i.e. appear in
the device tree) should have their VECPRI bits initialized.
Although, "pic-no-reset" can be used for the same use cases that
"protected-sources" is covering, the "protected-sources" implementation was
left completely intact. This is a more pragmatic approach as there are
already several existing systems which use protected sources. If
"pic-no-reset" *and* "protected-sources" are both used, however, then
"pic-no-reset" takes precedence in terms of the init behavior and the
sanity checks done by protected sources will still take place.
Signed-off-by: Meador Inge <meador_inge@mentor.com>
Cc: Hollis Blanchard <hollis_blanchard@mentor.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Meador Inge [Mon, 14 Mar 2011 10:01:05 +0000 (10:01 +0000)]
powerpc: Document the Open PIC device tree binding
This binding documents several properties that have been in use for quite
some time, and adds one new property 'pic-no-reset', which controls the
runtime initialization behavior of the PIC. More specifically, the presence
of 'pic-no-reset' mandates that the PIC shall not be reset during runtime
initialization and that any initialization related to interrupt sources
shall be limited to sources explicitly referenced in the device tree. This
functionality is useful in AMP systems where multiple OSes are sharing the
PIC and the reinitialization of the PIC can interfere with OSes that are
already up and running.
The interrupt specifier definition is based off of Stuart Yoder's FSL MPIC
binding.
Signed-off-by: Meador Inge <meador_inge@mentor.com>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: Stuart Yoder <stuart.yoder@freescale.com>
Cc: Hollis Blanchard <hollis_blanchard@mentor.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Benjamin Herrenschmidt [Sun, 20 Mar 2011 23:57:57 +0000 (10:57 +1100)]
powerpc/pci: Fix crash in PCI code on ppc64 when matching device nodes
Commit
b5d937de0367d26f65b9af1aef5f2c34c1939be0 has a bug which causes
basically a NULL dereference in the PCI code during boot on ppc64
machines.
fetch_dev_dn() is called when dev->dev.of_node is NULL, so using that
as the starting point for the search makes no sense. It should instead
start from the device node of the PHB.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Stefan Richter [Mon, 14 Mar 2011 23:08:41 +0000 (00:08 +0100)]
firewire: core: ignore link-active bit of new nodes, fix device recognition
Like the older ieee1394 core driver, firewire-core skipped scanning of
any new node whose PHY sent a self ID without "link active" bit. If a
device had this bit off mistakenly, it meant that it was inaccessible to
kernel drivers with the old IEEE 1394 driver stack but could still be
accessed by userspace drivers through the raw1394 interface.
But with firewire-core, userspace drivers don't get to see such buggy
devices anymore. This is effectively a driver regression since this
device bug is otherwise harmless.
We now attempt to scan all devices, even repeaters that don't have a
link or powered-down devices that have everything but their PHY shut
down when plugged in. This results in futile repeated scanning attempts
in case of such devices that really don't have an active link, but this
doesn't hurt since recent workqueue infrastructure lets us run more
concurrent scanning jobs than we can shake a stick at.
This should fix accessibility of Focusrite Saffire PRO 26 I/O:
http://sourceforge.net/mailarchive/forum.php?thread_name=
20110314215622.
5c751bb0%40stein&forum_name=ffado-user
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Stefan Richter [Mon, 14 Mar 2011 23:04:42 +0000 (00:04 +0100)]
firewire: sbp2: revert obsolete 'fix stall with "Unsolicited response"'
Now that firewire-core sets the local node's SPLIT_TIMEOUT to 2 seconds
per default, commit
a481e97d3cdc40b9d58271675bd4f0abb79d4872 is no
longer required.
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Clemens Ladisch [Mon, 7 Mar 2011 10:21:15 +0000 (11:21 +0100)]
firewire: core: increase default SPLIT_TIMEOUT value
The SPLIT_TIMEOUT mechanism is intended to detect requests that somehow
got lost. However, when the timeout value is too low, transactions that
could have been completed successfully will be cancelled. Furthermore,
there are chips whose firmwares ignore the configured split timeout and
send late split response; known examples are the DM1x00 (BeBoB), TCD22x0
(DICE), and some OXUF936QSE firmwares.
This patch changes the default timeout to two seconds, which happens to
be the default on other OSes, too.
Actual lost requests are extremely rare, so there should be no practical
downside to increasing the split timeout even on devices that work
correctly.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Seth Heasley [Sun, 20 Mar 2011 13:50:53 +0000 (14:50 +0100)]
i2c-i801: SMBus patch for Intel DH89xxCC DeviceIDs
Add the SMBus Controller DeviceIDs for the Intel DH89xxCC PCH.
Signed-off-by: Seth Heasley <seth.heasley@intel.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Jean Delvare [Sun, 20 Mar 2011 13:50:53 +0000 (14:50 +0100)]
i2c: Drop i2c_adapter.id
There is no user left of i2c_adapter.id, so we can get rid of it.
Finally! :)
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Jean Delvare [Sun, 20 Mar 2011 13:50:53 +0000 (14:50 +0100)]
i2c: Deprecate i2c_driver.attach_adapter and .detach_adapter
The last legitimate user of i2c_driver.attach_adapter and
.detach_adapter is gone, so we can finally deprecate these callbacks.
The last few drivers which still use these will have to be updated to
make use of standard I2C device instantiation ways instead.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Jean Delvare [Sun, 20 Mar 2011 13:50:52 +0000 (14:50 +0100)]
i2c-dev: Use standard bus notification mechanism
Use the standard driver core mechanism to keep track of i2c adapters
present on the system: i2c_for_each_dev and a notifier. This will let
us deprecate and ultimately remove the legacy attach_adapter and
detach_adapter callbacks in i2c_driver.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Jean Delvare [Sun, 20 Mar 2011 13:50:52 +0000 (14:50 +0100)]
i2c: Export i2c_for_each_dev
Introduce i2c_for_each_dev(), an i2c device iterator with proper
locking for use by i2c-dev. This is needed so that we can get rid of
the attach_adapter and detach_adapter legacy callback functions.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Jean Delvare [Sun, 20 Mar 2011 13:50:52 +0000 (14:50 +0100)]
i2c: Get rid of <linux/i2c-id.h>
The last remaining ID in <linux/i2c-id.h> is no longer used anywhere,
so we can finally get rid of it.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Jean Delvare [Sun, 20 Mar 2011 13:50:52 +0000 (14:50 +0100)]
i2c: Minor fixes to upgrading-clients document
* Typical legacy drivers implemented method .detach_client, not
.detach_adapter.
* Drop all references to __devexit, as i2c drivers shouldn't use it.
Cc: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Jean Delvare [Sun, 20 Mar 2011 13:50:52 +0000 (14:50 +0100)]
i2c: make i2c_get_adapter prototype clearer
Rename the parameter of i2c_get_adapter() to "nr", to make it clear we
are passing an adapter number and not an adapter ID (which have gone
away by now.)
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Roman Fietze [Sun, 20 Mar 2011 13:50:52 +0000 (14:50 +0100)]
i2c: Fix typo in instantiating-devices document
The struct i2c_board_info member holding the name is "type", not
"name".
Signed-off-by: Roman Fietze <roman.fietze@telemotive.de>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: stable@kernel.org
Wolfram Sang [Sun, 20 Mar 2011 13:50:52 +0000 (14:50 +0100)]
i2c-boardinfo: Fix typo in comment
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Linus Torvalds [Sun, 20 Mar 2011 05:27:06 +0000 (22:27 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/dtor/input
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (64 commits)
Input: tsc2005 - remove 'disable' sysfs attribute
Input: tsc2005 - add open/close
Input: tsc2005 - handle read errors from SPI layer
Input: tsc2005 - do not rearm timer in hardirq handler
Input: tsc2005 - don't use work for 'pen up' handling
Input: tsc2005 - do not use 0 in place of NULL
Input: tsc2005 - use true/false for boolean variables
Input: tsc2005 - hide selftest attribute if we can't reset
Input: tsc2005 - rework driver initialization code
Input: tsc2005 - set up bus type in input device
Input: tsc2005 - set up parent device
Input: tsc2005 - clear driver data after unbinding
Input: tsc2005 - add module description
Input: tsc2005 - remove driver banner message
Input: tsc2005 - remove incorrect module alias
Input: tsc2005 - convert to using dev_pm_ops
Input: tsc2005 - use spi_get/set_drvdata()
Input: introduce tsc2005 driver
Input: xen-kbdfront - move to drivers/input/misc
Input: xen-kbdfront - add grant reference for shared page
...
Chris Metcalf [Sat, 19 Mar 2011 15:47:53 +0000 (11:47 -0400)]
asm-generic: support clock_adjtime() in <asm-generic/unistd.h>
A syscall was added without being added to asm-generic, which
makes tile (and presumably score and unicore32) break.
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Cc: Guan Xuetao <gxt@mprc.pku.edu.cn>
Cc: Chen Liqin <liqin.chen@sunplusct.com>
Cc: Lennox Wu <lennox.wu@gmail.com>
Chris Metcalf [Sat, 19 Mar 2011 15:45:34 +0000 (11:45 -0400)]
arch/tile: fix futex sanitization definition/prototype mismatch
Commit
8d7718aa082aaf30a0b4989e1f04858952f941bc changed "int"
to "u32" in the prototypes but not the definition.
I missed this when I saw the patch go by on LKML.
We cast "u32 *" to "int *" since we are tying into the underlying
atomics framework, and atomic_t uses int as its value type.
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
Reviewed-by: Michel Lespinasse <walken@google.com>
Dmitry Torokhov [Sat, 19 Mar 2011 06:38:50 +0000 (23:38 -0700)]
Merge branch 'next' into for-linus
Linus Torvalds [Sat, 19 Mar 2011 05:33:38 +0000 (22:33 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/ryusuke/nilfs2
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ryusuke/nilfs2:
nilfs2: move NILFS_SUPER_MAGIC to linux/magic.h
nilfs2: get rid of nilfs_sb_info structure
nilfs2: use sb instance instead of nilfs_sb_info struct
nilfs2: get rid of sc_sbi back pointer
nilfs2: move log writer onto nilfs object
nilfs2: move next generation counter into nilfs object
nilfs2: move s_inode_lock and s_dirty_files into nilfs object
nilfs2: move parameters on nilfs_sb_info into nilfs object
nilfs2: move mount options to nilfs object
nilfs2: record used amount of each checkpoint in checkpoint list
nilfs2: optimize rec_len functions
nilfs2: append blocksize info to warnings during loading super blocks
nilfs2: add compat ioctl
nilfs2: implement FS_IOC_GETFLAGS/SETFLAGS/GETVERSION
nilfs2: tighten restrictions on inode flags
nilfs2: mark S_NOATIME on inodes only if NOATIME attribute is set
nilfs2: use common file attribute macros
nilfs2: add free entries count only if clear bit operation succeeded
nilfs2: decrement inodes count only if raw inode was successfully deleted
Linus Torvalds [Sat, 19 Mar 2011 05:32:40 +0000 (22:32 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/cjb/mmc
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc: (53 commits)
mmc: dw_mmc: support mmc power control with regulator
mmc: dw_mmc: fix suspend/resume operation
mmc: dw_mmc: add quirks for unreliable card detect, and capabilities
mmc: tmio: fix address in kunmap_atomic() calls
mmc: core: reset card voltage after power off
mmc: core: export function mmc_do_release_host()
mmc: sdio: remember new card RCA when redetecting card
mmc: dw_mmc: Remove set-but-unused variable.
mmc: sdhci-esdhc-imx: add card detect on custom GPIO for mx25/35
mmc: sdhci-esdhc: broken card detection is not a default quirk
mmc: sdhci-esdhc-imx: add write protect on custom GPIO on mx25/35
mmc: msm_sdcc: remove needless cache flush after dma_unmap_sg()
mmc: sh_mmcif: support aggressive clock gating
mmc: check if mmc cards < 2GB do sector addressing
mmc: core: comment on why sdio_reset is done at init time
mmc: dw_mmc: support DDR mode
mmc: via-sdmmc: Remove set-but-unused variable.
mmc: cb710: Return err value in cb710_wait_while_busy()
mmc: sdhci-pci: Remove set-but-unused variable.
mmc: mxs-mmc: add mmc host driver for i.MX23/28
...
Linus Torvalds [Sat, 19 Mar 2011 05:31:54 +0000 (22:31 -0700)]
Merge branch 'pm-fixes' of git://git./linux/kernel/git/rafael/suspend-2.6
* 'pm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6:
USB: Move runtime PM callbacks to usb_device_pm_ops
Linus Torvalds [Sat, 19 Mar 2011 05:31:05 +0000 (22:31 -0700)]
Merge branch 'fixes' of git://git./linux/kernel/git/dhowells/linux-2.6-mn10300
* 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-2.6-mn10300:
MN10300: Clear ASB2364 peripheral interrupt masks before enabling interrupts
MN10300: Fix the ASB2364 gdbport UART register defs
MN10300: Fix ASB2364 FPGA register defs
MN10300: Select GENERIC_HARDIRQS_NO_DEPRECATED
MN10300: Select HAVE_GENERIC_HARDIRQS rather than GENERIC_HARDIRQS
MN10300: Convert ASB2364 FPGA irq_chip to new functions
MN10300: Convert ipi irq_chip to new functions
MN10300: Convert serial irq_chip to new functions
MN10300: Convert cpu irq_chips to new functions
MN10300: Remove unused mn10300_intc_* functions
MN10300: Remove stale irq_chip.end - V2
MN10300: Use clockevents_calc_mult_shift()
MN10300: Use clocksource_register_hz()
MN10300: Remove stale code
Linus Torvalds [Sat, 19 Mar 2011 05:30:00 +0000 (22:30 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/vapier/blackfin
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/vapier/blackfin: (32 commits)
Blackfin: ip0x: fix unused variable warning
Blackfin: punt unused HDMA masks
Blackfin: wire up new syscalls
Blackfin/ipipe: restore pipeline bits in irqflags
Blackfin/ipipe: fix deferred pipeline sync for the root stage
Blackfin/ipipe: upgrade to I-pipe mainline
Blackfin: cpufreq: fix typos
Blackfin: enable GENERIC_HARDIRQS_NO_DEPRECATED
Blackfin: SMP: convert to irq chip functions
Blackfin: use accessor functions in show_interrupts()
Blackfin: use proper wrapper functions for modifying irq status
Blackfin: convert gpio irq_chip to new functions
Blackfin: convert mac irq_chip to new functions
Blackfin: convert error irq_chip to new functions
Blackfin: convert internal irq_chip to new functions
Blackfin: convert core irq_chip to new functions
Blackfin: use proper wrappers for irq_desc
Blackfin: optimize startup code
Blackfin: SMP: work around anomaly
05000491
Blackfin: SMP: implement cpu_freq support
...
David S. Miller [Sat, 19 Mar 2011 04:50:29 +0000 (21:50 -0700)]
sparc: Add {open_by,name_to}_handle_at and clock_adjtime syscalls.
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Fri, 18 Mar 2011 22:47:26 +0000 (15:47 -0700)]
sparc: Implement of_iomap().
Grab the pre-computed resource and map using of_ioremap().
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Fri, 18 Mar 2011 22:31:19 +0000 (15:31 -0700)]
sparc: Implement of_address_to_resource().
Similarly to irq_of_parse_and_map(), find the platform_device
object and return the pre-computed resource.
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Fri, 18 Mar 2011 22:03:16 +0000 (15:03 -0700)]
sparc: Provide NO_IRQ definition.
Signed-off-by: David S. Miller <davem@davemloft.net>
Rafael J. Wysocki [Fri, 18 Mar 2011 18:55:36 +0000 (19:55 +0100)]
USB: Move runtime PM callbacks to usb_device_pm_ops
USB defines usb_device_type pointing to usb_device_pm_ops that
provides system-wide PM callbacks only and usb_bus_type pointing to
usb_bus_pm_ops that provides runtime PM callbacks only. However,
the USB runtime PM callbacks may be defined in usb_device_pm_ops
which makes it possible to drop usb_bus_pm_ops and will allow us
to consolidate the handling of subsystems by the PM core code.
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Linus Torvalds [Fri, 18 Mar 2011 17:56:44 +0000 (10:56 -0700)]
Merge branch 'linux-next' of git://git./linux/kernel/git/jbarnes/pci-2.6
* 'linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6:
PCI: label: remove #include of ACPI header to avoid warnings
PCI: label: Fix compilation error when CONFIG_ACPI is unset
PCI: pre-allocate additional resources to devices only after successful allocation of essential resources.
PCI: introduce reset_resource()
PCI: data structure agnostic free list function
PCI: refactor io size calculation code
PCI: do not create quirk I/O regions below PCIBIOS_MIN_IO for ICH
PCI hotplug: acpiphp: set current_state to D0 in register_slot
PCI: Export ACPI _DSM provided firmware instance number and string name to sysfs
PCI: add more checking to ICH region quirks
PCI: aer-inject: Override PCIe AER Mask Registers
PCI: fix tlan build when CONFIG_PCI is not enabled
PCI: remove quirk for pre-production systems
PCI: Avoid potential NULL pointer dereference in pci_scan_bridge
PCI/lpc: irq and pci_ids patch for Intel DH89xxCC DeviceIDs
PCI: sysfs: Fix failure path for addition of "vpd" attribute
Linus Torvalds [Fri, 18 Mar 2011 17:56:02 +0000 (10:56 -0700)]
Merge branch 'spi/next' of git://git.secretlab.ca/git/linux-2.6
* 'spi/next' of git://git.secretlab.ca/git/linux-2.6: (34 commits)
spi/dw_spi: move dw_spi.h into drivers/spi
spi/dw_spi: Fix missing header
gpio/langwell: Clear edge bit before handling
gpio/langwell: Simplify demux loop
gpio/langwell: Convert irq name space
gpio/langwell: Fix broken irq_eoi change.
gpio; Make Intel chipset gpio drivers depend on x86
gpio/cs5535-gpio: Fix section mismatch
spi/rtc-{ds1390,ds3234,m41t94}: Use spi_get_drvdata() for SPI devices
spi/davinci: Support DMA transfers larger than 65535 words
spi/davinci: Use correct length parameter to dma_map_single calls
gpio: Use __devexit at necessary places
gpio: add MODULE_DEVICE_TABLE to pch_gpio and ml_ioh_gpio
gpio/mcp23s08: support mcp23s17 variant
of_mmc_spi: add card detect irq support
spi/omap_mcspi: catch xfers of non-multiple SPI word size
spi/omap_mcspi: Off-by-one error in finding the right divisor
gpio/pca953x: Fix wrong pointer type
spi/pl022: rid dangling labels
spi: add support for SuperH SPI
...
Linus Torvalds [Fri, 18 Mar 2011 17:55:11 +0000 (10:55 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/teigland/dlm
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/teigland/dlm:
dlm: use alloc_workqueue function
dlm: increase default hash table sizes
dlm: record full callback state
Linus Torvalds [Fri, 18 Mar 2011 17:51:11 +0000 (10:51 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/viro/vfs-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6:
fs: call security_d_instantiate in d_obtain_alias V2
lose 'mounting_here' argument in ->d_manage()
don't pass 'mounting_here' flag to follow_down()
change the locking order for namespace_sem
fix deadlock in pivot_root()
vfs: split off vfsmount-related parts of vfs_kern_mount()
Some fixes for pstore
kill simple_set_mnt()
Linus Torvalds [Fri, 18 Mar 2011 17:50:52 +0000 (10:50 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/bcopeland/omfs
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/bcopeland/omfs:
omfs: make readdir stop when filldir says so
omfs: merge unlink() and rmdir(), close leak in rename()
omfs: stop playing silly buggers with omfs_unlink() in ->rename()
omfs: rename() needs to mark old_inode dirty after ctime update
Linus Torvalds [Fri, 18 Mar 2011 17:50:27 +0000 (10:50 -0700)]
Merge branch 'linux-next' of git://git.infradead.org/ubifs-2.6
* 'linux-next' of git://git.infradead.org/ubifs-2.6: (25 commits)
UBIFS: clean-up commentaries
UBIFS: save 128KiB or more RAM
UBIFS: allocate orphans scan buffer on demand
UBIFS: allocate lpt dump buffer on demand
UBIFS: allocate ltab checking buffer on demand
UBIFS: allocate scanning buffer on demand
UBIFS: allocate dump buffer on demand
UBIFS: do not check data crc by default
UBIFS: simplify UBIFS Kconfig menu
UBIFS: print max. index node size
UBIFS: handle allocation failures in UBIFS write path
UBIFS: use max_write_size during recovery
UBIFS: use max_write_size for write-buffers
UBIFS: introduce write-buffer size field
UBI: incorporate LEB offset information
UBIFS: incorporate maximum write size
UBI: provide LEB offset information
UBI: incorporate maximum write size
UBIFS: fix LEB number in printk
UBIFS: restrict world-writable debugfs files
...
Linus Torvalds [Fri, 18 Mar 2011 17:50:02 +0000 (10:50 -0700)]
Merge branch 'linux-next' of git://git.infradead.org/ubi-2.6
* 'linux-next' of git://git.infradead.org/ubi-2.6:
UBI: make tests modes dynamic
UBI: make self-checks dynamic
UBI: make debugging messages dynamic
UBI: remove UBI_IO_DEBUG macro
UBI: kill debugging buffer
UBI: allocate erase checking buffer on demand
UBI: allocate write checking buffer on demand
UBI: always re-read in case of read failures
UBI: cleanup comments about corrupted PEBs
UBI: add slab cache for ubi_scan_leb objects
UBI: use raw mtd read function in debugging code
UBI: try to reveal buggy MTD drivers
UBI: add a commentary about allocating VID header buffer on stack
UBI: cleanup LEB start calculations
UBI: fix NOR erase preparation quirk
Alan Cox [Fri, 18 Mar 2011 13:56:14 +0000 (13:56 +0000)]
MAINTAINERS: Add serial
Add an entry for serial maintainers.
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Linus Torvalds [Fri, 18 Mar 2011 17:46:37 +0000 (10:46 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/tiwai/sound-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6: (308 commits)
ALSA: sound/pci/asihpi: check adapter index in hpi_ioctl
ALSA: aloop - Fix possible IRQ lock inversion
ALSA: sound/core: merge list_del()/list_add_tail() to list_move_tail()
ALSA: ctxfi - use list_move() instead of list_del()/list_add() combination
ALSA: firewire - msleep needs delay.h
ALSA: firewire-lib, firewire-speakers: handle packet queueing errors
ALSA: firewire-lib: allocate DMA buffer separately
ALSA: firewire-lib: use no-info SYT for packets without SYT sample
ALSA: add LaCie FireWire Speakers/Griffin FireWave Surround driver
ALSA: hda - Remove an unused variable in patch_realtek.c
ALSA: hda - pin-adc-mux-dmic auto-configuration of 92HD8X codecs
ALSA: hda - fix digital mic selection in mixer on 92HD8X codecs
ALSA: hda - Move default input-src selection to init part
ALSA: hda - Initialize special cases for input src in init phase
ALSA: ctxfi - Clear input settings before initialization
ALSA: ctxfi - Fix SPDIF status retrieval
ALSA: ctxfi - Fix incorrect SPDIF status bit mask
ALSA: ctxfi - Fix microphone boost codes/comments
ALSA: atiixp - Fix wrong time-out checks during ac-link reset
ALSA: intel8x0m: append 'm' to "r_intel8x0"
...
Linus Torvalds [Fri, 18 Mar 2011 17:45:21 +0000 (10:45 -0700)]
Merge branch 'x86-fixes-for-linus' of git://git./linux/kernel/git/tip/linux-2.6-tip
* 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
x86: Flush TLB if PGD entry is changed in i386 PAE mode
x86, dumpstack: Correct stack dump info when frame pointer is available
x86: Clean up csum-copy_64.S a bit
x86: Fix common misspellings
x86: Fix misspelling and align params
x86: Use PentiumPro-optimized partial_csum() on VIA C7
Linus Torvalds [Fri, 18 Mar 2011 17:44:05 +0000 (10:44 -0700)]
Merge branches 'irq-fixes-for-linus' and 'sched-fixes-for-linus' of git://git./linux/kernel/git/tip/linux-2.6-tip
* 'irq-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
genirq: Fix incorrect unlock in __setup_irq()
cris: Use generic show_interrupts()
genirq: show_interrupts: Check desc->name before printing it blindly
cris: Use accessor functions to set IRQ_PER_CPU flag
cris: Fix irq conversion fallout
* 'sched-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
sched, kernel-doc: Fix runqueue_is_locked() description
Linus Torvalds [Fri, 18 Mar 2011 17:38:34 +0000 (10:38 -0700)]
Merge branch 'perf-fixes-for-linus' of git://git./linux/kernel/git/tip/linux-2.6-tip
* 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (30 commits)
trace, filters: Initialize the match variable in process_ops() properly
trace, documentation: Fix branch profiling location in debugfs
oprofile, s390: Cleanups
oprofile, s390: Remove hwsampler_files.c and merge it into init.c
perf: Fix tear-down of inherited group events
perf: Reorder & optimize perf_event_context to remove alignment padding on 64 bit builds
perf: Handle stopped state with tracepoints
perf: Fix the software events state check
perf, powerpc: Handle events that raise an exception without overflowing
perf, x86: Use INTEL_*_CONSTRAINT() for all PEBS event constraints
perf, x86: Clean up SandyBridge PEBS events
perf lock: Fix sorting by wait_min
perf tools: Version incorrect with some versions of grep
perf evlist: New command to list the names of events present in a perf.data file
perf script: Add support for H/W and S/W events
perf script: Add support for dumping symbols
perf script: Support custom field selection for output
perf script: Move printing of 'common' data from print_event and rename
perf tracing: Remove print_graph_cpu and print_graph_proc from trace-event-parse
perf script: Change process_event prototype
...
Linus Torvalds [Fri, 18 Mar 2011 17:37:40 +0000 (10:37 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/jikos/trivial
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: (47 commits)
doc: CONFIG_UNEVICTABLE_LRU doesn't exist anymore
Update cpuset info & webiste for cgroups
dcdbas: force SMI to happen when expected
arch/arm/Kconfig: remove one to many l's in the word.
asm-generic/user.h: Fix spelling in comment
drm: fix printk typo 'sracth'
Remove one to many n's in a word
Documentation/filesystems/romfs.txt: fixing link to genromfs
drivers:scsi Change printk typo initate -> initiate
serial, pch uart: Remove duplicate inclusion of linux/pci.h header
fs/eventpoll.c: fix spelling
mm: Fix out-of-date comments which refers non-existent functions
drm: Fix printk typo 'failled'
coh901318.c: Change initate to initiate.
mbox-db5500.c Change initate to initiate.
edac: correct i82975x error-info reported
edac: correct i82975x mci initialisation
edac: correct commented info
fs: update comments to point correct document
target: remove duplicate include of target/target_core_device.h from drivers/target/target_core_hba.c
...
Trivial conflict in fs/eventpoll.c (spelling vs addition)
Linus Torvalds [Fri, 18 Mar 2011 17:35:30 +0000 (10:35 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/jikos/hid
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: (48 commits)
HID: add support for Logitech Driving Force Pro wheel
HID: hid-ortek: remove spurious reference
HID: add support for Ortek PKB-1700
HID: roccat-koneplus: vorrect mode of sysfs attr 'sensor'
HID: hid-ntrig: init settle and mode check
HID: merge hid-egalax into hid-multitouch
HID: hid-multitouch: Send events per slot if CONTACTCOUNT is missing
HID: ntrig remove if and drop an indent
HID: ACRUX - activate the device immediately after binding
HID: ntrig: apply NO_INIT_REPORTS quirk
HID: hid-magicmouse: Correct touch orientation direction
HID: ntrig don't dereference unclaimed hidinput
HID: Do not create input devices for feature reports
HID: bt hidp: send Output reports using SET_REPORT on the Control channel
HID: hid-sony.c: Fix sending Output reports to the Sixaxis
HID: add support for Keytouch IEC 60945
HID: Add HID Report Descriptor to sysfs
HID: add IRTOUCH infrared USB to hid_have_special_driver
HID: kernel oops in out_cleanup in function hidinput_connect
HID: Add teletext/color keys - gyration remote - EU version (GYAR3101CKDE)
...
David Howells [Fri, 18 Mar 2011 16:52:54 +0000 (16:52 +0000)]
MN10300: Clear ASB2364 peripheral interrupt masks before enabling interrupts
Clear the interrupt mask registers of ASB2364 peripherals before enabling
interrupts so that any peripherals that weren't dealt with by the bootloader
after a reboot (if there was one) won't cause an interrupt storm when
interrupts are first enabled before the drivers are initialised.
Also, attempt to reset the peripherals attached to the FPGA.
Signed-off-by: David Howells <dhowells@redhat.com>
David Howells [Fri, 18 Mar 2011 16:52:54 +0000 (16:52 +0000)]
MN10300: Fix the ASB2364 gdbport UART register defs
Fix the ASB2364 gdbport UART register definitions. These registers are
actually 2 bytes apart, not 4 (which the ASB2303 and ASB2305 are).
Signed-off-by: David Howells <dhowells@redhat.com>
David Howells [Fri, 18 Mar 2011 16:52:53 +0000 (16:52 +0000)]
MN10300: Fix ASB2364 FPGA register defs
Fix the definition of the ASB2364 FPGA IRQ detect registers. They accidentally
got defined to be the same as the mask registers when the patches were being
ported to the upstream kernel.
Signed-off-by: David Howells <dhowells@redhat.com>
Thomas Gleixner [Fri, 18 Mar 2011 16:52:53 +0000 (16:52 +0000)]
MN10300: Select GENERIC_HARDIRQS_NO_DEPRECATED
All chips converted.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: David Howells <dhowells@redhat.com>
David Howells [Fri, 18 Mar 2011 16:52:53 +0000 (16:52 +0000)]
MN10300: Select HAVE_GENERIC_HARDIRQS rather than GENERIC_HARDIRQS
Select HAVE_GENERIC_HARDIRQS rather than GENERIC_HARDIRQS in MN10300's main
Kconfig file to avoid this warning:
warning: (MN10300) selects GENERIC_HARDIRQS which has unmet direct dependencies (HAVE_GENERIC_HARDIRQS)
Signed-off-by: David Howells <dhowells@redhat.com>