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Conflicts:
fs/ocfs2/super.c
fs/super.c
include/linux/fs.h
mm/Kconfig
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Conflicts:
drivers/Makefile
include/linux/Kbuild
lib/Kconfig
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This reverts commit d7d21d394c9d615533aa42e475ae8c002d712220.
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Conflicts:
arch/arm/mach-imx/mach-mx27_3ds.c
arch/arm/mach-imx/mach-pcm038.c
arch/arm/mach-mx3/mach-mx31_3ds.c
arch/arm/mach-mx3/mach-mx31moboard.c
arch/arm/mach-ux500/board-mop500-regulators.c
arch/arm/mach-ux500/board-mop500.c
drivers/gpio/Kconfig
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Conflicts:
fs/aio.c
fs/super.c
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This reverts commit c7519dbf6f4b4408229d279d799c938ffdd06f21.
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Conflicts:
arch/x86/kernel/acpi/sleep.c
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Conflicts:
drivers/staging/Kconfig
drivers/staging/Makefile
drivers/staging/dabusb/dabusb.c
drivers/staging/dabusb/dabusb.h
drivers/staging/easycap/easycap_ioctl.c
drivers/staging/usbvideo/usbvideo.c
drivers/staging/usbvideo/vicam.c
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git://git.kernel.org/pub/scm/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
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Fix many of each of these warnings:
Warning(include/net/cfg80211.h:519): No description found for parameter 'rxrate'
Warning(include/net/mac80211.h:1163): bad line:
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Cc: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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git://git.kernel.org/pub/scm/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()
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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: 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
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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>
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Signed-off-by: Dirk Eibach <eibach@gdsys.de>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
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v3 -> v2: Moved ASPM enabling logic to pci_set_power_state()
v2 -> v1: Preserved the logic in pci_raw_set_power_state()
: Added ASPM enabling logic after scanning Root Bridge
: http://marc.info/?l=linux-pci&m=130046996216391&w=2
v1 : http://marc.info/?l=linux-pci&m=130013164703283&w=2
The assumption made in commit 41cd766b065970ff6f6c89dd1cf55fa706c84a3d
(PCI: Don't enable aspm before drivers have had a chance to veto it) that
pci_enable_device() will result in re-configuring ASPM when aspm_policy is
POWERSAVE is no longer valid. This is due to commit
97c145f7c87453cec90e91238fba5fe2c1561b32 (PCI: read current power state
at enable time) which resets dev->current_state to D0. Due to this the
call to pcie_aspm_pm_state_change() is never made. Note the equality check
(below) that returns early:
./drivers/pci/pci.c: pci_raw_set_pci_power_state()
546 /* Check if we're already there */
547 if (dev->current_state == state)
548 return 0;
Therefore OSPM never configures the PCIe links for ASPM to turn them "on".
Fix it by configuring ASPM from the pci_enable_device() code path. This
also allows a driver such as the e1000e networking driver a chance to
disable ASPM (L0s, L1), if need be, prior to enabling the device. A
driver may perform this action if the device is known to mis-behave
wrt ASPM.
Signed-off-by: Naga Chumbalkar <nagananda.chumbalkar@hp.com>
Acked-by: Rafael J. Wysocki <rjw@sisk.pl>
Cc: Matthew Garrett <mjg59@srcf.ucam.org>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
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We need to distinguish the situation in which ASPM support is
disabled from the command line or through .config from the situation
in which it is disabled, because the hardware or BIOS can't handle
it. In the former case we should not report ASPM support to the BIOS
through ACPI _OSC, but in the latter case we should do that.
Introduce pcie_aspm_support_enabled() that can be used by
acpi_pci_root_add() to determine whether or not it should report ASPM
support to the BIOS through _OSC.
Cc: stable@kernel.org
References: https://bugzilla.kernel.org/show_bug.cgi?id=29722
References: https://bugzilla.kernel.org/show_bug.cgi?id=20232
Reported-and-tested-by: Ortwin Glück <odi@odi.ch>
Reviewed-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Tested-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
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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>
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One of the disadvantages of on-stack plugging is that we potentially
lose out on merging since all pending IO isn't always visible to
everybody. When we flush the on-stack plugs, right now we don't do
any checks to see if potential merge candidates could be utilized.
Correct this by adding a new insert variant, ELEVATOR_INSERT_SORT_MERGE.
It works just ELEVATOR_INSERT_SORT, but first checks whether we can
merge with an existing request before doing the insertion (if we fail
merging).
This fixes a regression with multiple processes issuing IO that
can be merged.
Thanks to Shaohua Li <shaohua.li@intel.com> for testing and fixing
an accounting bug.
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
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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>
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git://git.kernel.org/pub/scm/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
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* 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
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Add DM_SECURE_DATA_FLAG which userspace can use to control
that all allocated buffers for dm-ioctl are wiped
immediatelly after use.
The user buffer is wipes as well (we do not want to keep
and return sensitive data back to userspace if flag is set).
Wiping is useful mainly for cryptsetup to control that key
is present in memory only on defined places and only
for time needed.
(For crypt, key can be present in table during load ot table
status, wait and message command).
Signed-off-by: Milan Broz <mbroz@redhat.com>
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This patch moves the platform data definition from
arch/arm/plat-pxa/include/plat/i2c.h to include/linux/i2c/pxa-i2c.h so
it can be accessed from x86 the same way as on ARM.
This change should make no functional change to the PXA code. The move
is verified by building the following defconfigs:
cm_x2xx_defconfig corgi_defconfig em_x270_defconfig ezx_defconfig
imote2_defconfig pxa3xx_defconfig spitz_defconfig zeus_defconfig
raumfeld_defconfig magician_defconfig mmp2_defconfig pxa168_defconfig
pxa910_defconfig
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Dirk Brandewie <dirk.brandewie@gmail.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
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The hash:*port* types with IPv4 silently ignored when address ranges
with non TCP/UDP were added/deleted from the set and used the first
address from the range only.
Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Signed-off-by: Patrick McHardy <kaber@trash.net>
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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>
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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>
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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>
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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>
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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>
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git://git.kernel.org/pub/scm/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
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