We need to hold cinfo lock while setting bucket->wlseg and adding req to nwritten
list at the same time. Otherwise there might be a window where nwritten list
is empty yet we set bucket->wlseg, in which case ff_layout_scan_ds_commit_list()
may end up clearing bucket->wlseg incorrectly, casuing client to oops later on.
This was found when testing flexfile layout but filelayout has the same problem.
Signed-off-by: Peng Tao <tao.peng@primarydata.com>
Signed-off-by: Tom Haynes <Thomas.Haynes@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
POSIX states that open("foo", O_CREAT|O_RDONLY, 000) should succeed if
the file "foo" does not already exist. With the current NFS client,
it will fail with an EACCES error because of the permissions checks in
nfs4_opendata_access().
Fix is to turn that test off if the server says that we created the file.
Reported-by: "Frank S. Filz" <ffilzlnx@mindspring.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
We reference cl_hostname in many places. Add a check to make
sure it exists.
Signed-off-by: Peng Tao <tao.peng@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
We reference cl_hostname in many places for debugging purpose.
So make it useful by setting hostname when calling nfs_get_client.
Signed-off-by: Peng Tao <tao.peng@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
The callback handler xs_error_report() can end up propagating an EPIPE
error by means of the call to xprt_wake_pending_tasks(). Ensure that
xprt_connect_status() does not automatically convert this into an
EIO error.
Reported-by: Weston Andros Adamson <dros@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Currently, an ENOBUFS error will result in a fatal error for the RPC
call. Normally, we will just want to wait and then retry.
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This was introduced by a merge error with my recent pgio patchset.
Signed-off-by: Weston Andros Adamson <dros@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
inode is unused when CONFIG_SUNRPC_DEBUG=n.
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Clean up pnfs_read_done_resend_to_mds and pnfs_write_done_resend_to_mds:
- instead of passing all arguments from a nfs_pgio_header, just pass the header
- share the common code
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Weston Andros Adamson <dros@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
The refcounting on nfs_pgio_header was related to there being (possibly)
more than one nfs_pgio_data. Now that nfs_pgio_data has been merged into
nfs_pgio_header, there is no reason to do this ref counting. Just call
the completion callback on nfs_pgio_release/nfs_pgio_error.
Signed-off-by: Weston Andros Adamson <dros@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Remove duplicate writeverf structure from merge of nfs_pgio_header and
nfs_pgio_data and remove writeverf related flags and logic to handle
more than one RPC per nfs_pgio_header.
Signed-off-by: Weston Andros Adamson <dros@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
struct nfs_pgio_data only exists as a member of nfs_pgio_header, but is
passed around everywhere, because there used to be multiple _data structs
per _header. Many of these functions then use the _data to find a pointer
to the _header. This patch cleans this up by merging the nfs_pgio_data
structure into nfs_pgio_header and passing nfs_pgio_header around instead.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Weston Andros Adamson <dros@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Rename "verf" to "writeverf" and "pages" to "page_array" to prepare for
merge of nfs_pgio_data and nfs_pgio_header.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Weston Andros Adamson <dros@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
nfs_rw_header was used to allocate an nfs_pgio_header along with an
nfs_pgio_data, because a _header would need at least one _data.
Now there is only ever one nfs_pgio_data for each nfs_pgio_header -- move
it to nfs_pgio_header and get rid of nfs_rw_header.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Weston Andros Adamson <dros@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Fix nfs4_negotiate_security to create an rpc_clnt used to test each SECINFO
returned pseudoflavor. Check credential creation (and gss_context creation)
which is important for RPC_AUTH_GSS pseudoflavors which can fail for multiple
reasons including mis-configuration.
Don't call nfs4_negotiate in nfs4_submount as it was just called by
nfs4_proc_lookup_mountpoint (nfs4_proc_lookup_common)
Signed-off-by: Andy Adamson <andros@netapp.com>
[Trond: fix corrupt return value from nfs_find_best_sec()]
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Do not return RPC_AUTH_UNIX if SEINFO reply tests fail. This
prevents an infinite loop of NFS4ERR_WRONGSEC for non RPC_AUTH_UNIX mounts.
Without this patch, a mount with no sec= option to a server
that does not include RPC_AUTH_UNIX in the
SECINFO return can be presented with an attemtp to use RPC_AUTH_UNIX
which will result in an NFS4ERR_WRONG_SEC which will prompt the SECINFO
call which will again try RPC_AUTH_UNIX....
Signed-off-by: Andy Adamson <andros@netapp.com>
Tested-By: Steve Dickson <steved@redhat.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Now that we have functions such as nfs_write_pageuptodate() that use
the cache_validity flags to check if the data cache is valid or not,
it is a little more important to keep the flags in sync with the
state of the data cache.
In particular, we'd like to ensure that if the data cache is empty, we
don't start marking it as needing revalidation.
Reported-by: Scott Mayhew <smayhew@redhat.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
In nfs_update_inode(), if the change attribute is seen to change on
the server, then we set NFS_INO_REVAL_PAGECACHE in order to make
sure that we check the file size.
However, if we also update the file size in the same function, we
don't need to check it again. So make sure that we clear the
NFS_INO_REVAL_PAGECACHE that was set earlier.
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
NFS_INO_INVALID_DATA cannot be ignored, even if we have a delegation.
We're still having some problems with data corruption when multiple
clients are appending to a file and those clients are being granted
write delegations on open.
To reproduce:
Client A:
vi /mnt/`hostname -s`
while :; do echo "XXXXXXXXXXXXXXX" >>/mnt/file; sleep $(( $RANDOM % 5 )); done
Client B:
vi /mnt/`hostname -s`
while :; do echo "YYYYYYYYYYYYYYY" >>/mnt/file; sleep $(( $RANDOM % 5 )); done
What's happening is that in nfs_update_inode() we're recognizing that
the file size has changed and we're setting NFS_INO_INVALID_DATA
accordingly, but then we ignore the cache_validity flags in
nfs_write_pageuptodate() because we have a delegation. As a result,
in nfs_updatepage() we're extending the write to cover the full page
even though we've not read in the data to begin with.
Signed-off-by: Scott Mayhew <smayhew@redhat.com>
Cc: <stable@vger.kernel.org> # v3.11+
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Pull i2c new drivers from Wolfram Sang:
"Here is a pull request from i2c hoping for the "new driver" rule.
Originally, I wanted to send this request during the merge window, but
code checkers with very recent additions complained, so a few fixups
were needed. So, some more time went by and I merged rc1 to get a
stable base"
So the "new driver" rule is really about drivers that people absolutely
need for the kernel to work on new hardware, which is not so much the
case for i2c. So I considered not pulling this, but eventually
relented.
Just for FYI: the whole (and only) point of "new drivers" is not that
new drivers cannot regress things (they can, and they have - by
triggering badly tested code on machines that never triggered that code
before), but because they can bring to life machines that otherwise
wouldn't be useful at all without the drivers.
So the new driver rule is for essential things that actual consumers
would care about, ie devices like networking or disk drivers that matter
to normal people (not server people - they run old kernels anyway, so
mainlining new drivers is irrelevant for them).
* 'i2c/for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
i2c: sun6-p2wi: fix call to snprintf
i2c: rk3x: add NULL entry to the end of_device_id array
i2c: sun6i-p2wi: use proper return value in probe
i2c: sunxi: add P2WI (Push/Pull 2 Wire Interface) controller support
i2c: sunxi: add P2WI DT bindings documentation
i2c: rk3x: add driver for Rockchip RK3xxx SoC I2C adapter
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1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=AJD3
-----END PGP SIGNATURE-----
Merge tag 'locks-v3.16-2' of git://git.samba.org/jlayton/linux
Pull file locking fixes from Jeff Layton:
"File locking related bugfixes
Nothing too earth-shattering here. A fix for a potential regression
due to a patch in pile #1, and the addition of a memory barrier to
prevent a race condition between break_deleg and generic_add_lease"
* tag 'locks-v3.16-2' of git://git.samba.org/jlayton/linux:
locks: set fl_owner for leases back to current->files
locks: add missing memory barrier in break_deleg
Pull kbuild fixes from Michal Marek:
"There are three fixes for regressions caused by the relative paths
series: deb-pkg, tar-pkg and *docs did not work with O=.
Plus, there is a fix for the linux-headers deb package and a fixed
typo. These are not regression fixes but are safe enough"
* 'rc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
kbuild: fix a typo in a kbuild document
builddeb: fix missing headers in linux-headers package
Documentation: Fix DocBook build with relative $(srctree)
kbuild: Fix tar-pkg with relative $(objtree)
deb-pkg: Fix for relative paths
Pull btrfs fixes from Chris Mason:
"This fixes some lockups in btrfs reported with rc1. It probably has
some performance impact because it is backing off our spinning locks
more often and switching to a blocking lock. I'll be able to nail
that down next week, but for now I want to get the lockups taken care
of.
Otherwise some more stack reduction and assorted fixes"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs:
Btrfs: fix wrong error handle when the device is missing or is not writeable
Btrfs: fix deadlock when mounting a degraded fs
Btrfs: use bio_endio_nodec instead of open code
Btrfs: fix NULL pointer crash when running balance and scrub concurrently
btrfs: Skip scrubbing removed chunks to avoid -ENOENT.
Btrfs: fix broken free space cache after the system crashed
Btrfs: make free space cache write out functions more readable
Btrfs: remove unused wait queue in struct extent_buffer
Btrfs: fix deadlocks with trylock on tree nodes
Pull nfsd bugfixes from Bruce Fields:
"Fixes for a new regression from the xdr encoding rewrite, and a
delegation problem we've had for a while (made somewhat more annoying
by the vfs delegation support added in 3.13)"
* 'for-3.16' of git://linux-nfs.org/~bfields/linux:
NFSD: fix bug for readdir of pseudofs
NFSD: Don't hand out delegations for 30 seconds after recalling them.
Pull perf fixes from Ingo Molnar:
"This is larger than usual: the main reason are the ARM symbol lookup
speedups that came in late and were hard to resist.
There's also a kprobes fix and various tooling fixes, plus the minimal
re-enablement of the mmap2 support interface"
* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (36 commits)
x86/kprobes: Fix build errors and blacklist context_track_user
perf tests: Add test for closing dso objects on EMFILE error
perf tests: Add test for caching dso file descriptors
perf tests: Allow reuse of test_file function
perf tests: Spawn child for each test
perf tools: Add dso__data_* interface descriptons
perf tools: Allow to close dso fd in case of open failure
perf tools: Add file size check and factor dso__data_read_offset
perf tools: Cache dso data file descriptor
perf tools: Add global count of opened dso objects
perf tools: Add global list of opened dso objects
perf tools: Add data_fd into dso object
perf tools: Separate dso data related variables
perf tools: Cache register accesses for unwind processing
perf record: Fix to honor user freq/interval properly
perf timechart: Reflow documentation
perf probe: Improve error messages in --line option
perf probe: Improve an error message of perf probe --vars mode
perf probe: Show error code and description in verbose mode
perf probe: Improve error message for unknown member of data structure
...
Pull rtmutex fixes from Thomas Gleixner:
"Another three patches to make the rtmutex code more robust. That's
the last urgent fallout from the big futex/rtmutex investigation"
* 'locking-urgent-for-linus.patch' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
rtmutex: Plug slow unlock race
rtmutex: Detect changes in the pi lock chain
rtmutex: Handle deadlock detection smarter
Pull s390 patches from Martin Schwidefsky:
"A couple of bug fixes, a debug change for qdio, an update for the
default config, and one small extension.
The watchdog module based on diagnose 0x288 is converted to the
watchdog API and it now works under LPAR as well"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
s390/ccwgroup: use ccwgroup_ungroup wrapper
s390/ccwgroup: fix an uninitialized return code
s390/ccwgroup: obtain extra reference for asynchronous processing
qdio: Keep device-specific dbf entries
s390/compat: correct ucontext layout for high gprs
s390/cio: set device name as early as possible
s390: update default configuration
s390: avoid format strings leaking into names
s390/airq: silence lockdep warning
s390/watchdog: add support for LPAR operation (diag288)
s390/watchdog: use watchdog API
s390/sclp_vt220: Enable ASCII console per default
s390/qdio: replace shift loop by ilog2
s390/cio: silence lockdep warning
s390/uaccess: always load the kernel ASCE after task switch
s390/ap_bus: Make modules parameters visible in sysfs
Here are 3 patches, one a revert of the UIO patch you objected to in
3.16-rc1 and that no one wanted to defend, a w1 driver bugfix, and a
MAINTAINERS update for the vmware balloon driver. All of these, except
for the MAINTAINERS update which just got added, have been in linux-next just
fine.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2
iEYEABECAAYFAlOkkTEACgkQMUfUDdst+ynIKACgxyvwXygqwiKaNutDvwrP9l+e
3joAn0gW1wVUq+7r/msb7sWosuNF9S2F
=kc9k
-----END PGP SIGNATURE-----
Merge tag 'char-misc-3.16-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
Pull char / misc driver fixes from Greg KH:
"Here are 3 patches, one a revert of the UIO patch you objected to in
3.16-rc1 and that no one wanted to defend, a w1 driver bugfix, and a
MAINTAINERS update for the vmware balloon driver.
All of these, except for the MAINTAINERS update which just got added,
have been in linux-next just fine"
* tag 'char-misc-3.16-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc:
MAINTAINERS: add entry for VMware Balloon driver
w1: mxc_w1: Fix incorrect "presence" status
Revert "uio: fix vma io range check in mmap"
Here are a few fixes for staging and iio drivers that resolve issues
reported in 3.16-rc1.
All have been in linux-next just fine.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2
iEYEABECAAYFAlOkj58ACgkQMUfUDdst+ykg8QCfdKDeHmeZI2TEUadR460FJy4c
B5IAnAsLSIL/KPhLGjC5f1Ored6ESXal
=Ml7O
-----END PGP SIGNATURE-----
Merge tag 'staging-3.16-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging
Pull staging driver fixes from Greg KH:
"Here are a few fixes for staging and iio drivers that resolve issues
reported in 3.16-rc1.
All have been in linux-next just fine"
* tag 'staging-3.16-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging:
imx-drm: parallel-display: Fix DPMS default state.
staging: android: timed_output: fix use after free of dev
staging: comedi: addi_apci_1564: add addi_watchdog dependency
staging: rtl8723au: Reference correct firmwarefiles with MODULE_FIRMWARE()
staging: rtl8723au: Request correct firmware file for A-cut parts
iio: adc: checking for NULL instead of IS_ERR() in probe
iio: adc: at91: signedness bug in at91_adc_get_trigger_value_by_name()
iio: mxs-lradc: fix divider
iio: Fix endianness issue in ak8975_read_axis()
staging/iio: IIO_SIMPLE_DUMMY_BUFFER neds IIO_BUFFER
twl4030-madc: Request processed values in twl4030_get_madc_conversion
staging: iio: tsl2x7x_core: fix proximity treshold
iio: Fix two mpl3115 issues in measurement conversion
iio: hid-sensors: Get feature report from sensor hub after changing power state
Here are some tty / serial driver bugfixes for 3.16-rc2 that resolve
some reported issues. The samsung driver build error itself has been
reported by a bunch of people, sorry about that one. The others are all
tiny and everyone seems to like them in linux-next so far.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2
iEYEABECAAYFAlOkkKQACgkQMUfUDdst+ymZbwCgt1mJsOte0uOmb/bzDkJiM4mX
JuYAn3BF53FY50Y/bY1cVpcSDCbwFPdp
=gugC
-----END PGP SIGNATURE-----
Merge tag 'tty-3.16-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
Pull tty/serial bugfixes from Greg KH:
"Here are some tty / serial driver bugfixes for 3.16-rc2 that resolve
some reported issues. The samsung driver build error itself has been
reported by a bunch of people, sorry about that one. The others are
all tiny and everyone seems to like them in linux-next so far"
* tag 'tty-3.16-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty:
tty/serial: fix 8250 early console option passing to regular console
tty: Correct INPCK handling
serial: Fix IGNBRK handling
serial: samsung: Fix build error
Here are some USB fixes for 3.16-rc2 that resolve some reported issues.
All of these have been in linux-next for a while with no problems.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2
iEYEABECAAYFAlOkkZcACgkQMUfUDdst+ykfMQCfS3ANqdOu7FFfdnnzYLbQRiFP
RGUAn0/x1x6CGD5HKHWRE9NnmpZImGgU
=+3+c
-----END PGP SIGNATURE-----
Merge tag 'usb-3.16-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Pull USB fixes from Greg KH:
"Here are some USB fixes for 3.16-rc2 that resolve some reported
issues. All of these have been in linux-next for a while with no
problems"
* tag 'usb-3.16-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
USB: usbtest: add a timeout for scatter-gather tests
USB: EHCI: avoid BIOS handover on the HASEE E200
usb: fix hub-port pm_runtime_enable() vs runtime pm transitions
usb: quiet peer failure warning, disable poweroff
usb: improve "not suspended yet" message in hub_suspend()
xhci: Fix sleeping with IRQs disabled in xhci_stop_device()
usb: fix ->update_hub_device() vs hdev->maxchild
- Fix for an ia64 regression introduced during the 3.11 cycle by a
commit that modified the hardware initialization ordering and made
device discovery fail on some systems.
- Fix for a build problem on systems where the cpufreq-cpu0 driver
is built-in and the cpu-thermal driver is modular from Arnd Bergmann.
- Fix for a recently introduced computational mistake in the
intel_pstate driver that leads to excessive rounding errors from
Doug Smythies.
- Fix for a failure code path in cpufreq_update_policy() that fails
to unlock the locks acquired previously from Aaron Plattner.
- Fix for the cpuidle mvebu driver to use shorter state names which
will prevent the sysfs interface from returning mangled strings.
From Gregory Clement.
- ACPI LPSS driver fix to make sure that the I2C controllers
included in BayTrail SoCs are not held in the reset state while
they are being probed from Mika Westerberg.
- New kernel command line arguments making it possible to build
kernel images with hibernation and kASLR included at the same
time and to select which of them will be used via the command
line (they are still functionally mutually exclusive, though).
From Kees Cook.
- ACPI battery driver quirk for Acer Aspire V5-573G that fails
to send battery status change notifications timely from
Alexander Mezin.
- Two ACPI core cleanups from Christoph Jaeger and Fabian Frederick.
/
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2.0.22 (GNU/Linux)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=TE5Y
-----END PGP SIGNATURE-----
Merge tag 'pm+acpi-3.16-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull ACPI and power management fixes from Rafael Wysocki:
"These are fixes mostly (ia64 regression related to the ACPI
enumeration of devices, cpufreq regressions, fix for I2C controllers
included in Intel SoCs, mvebu cpuidle driver fix related to sysfs)
plus additional kernel command line arguments from Kees to make it
possible to build kernel images with hibernation and the kernel
address space randomization included simultaneously, a new ACPI
battery driver quirk for a system with a broken BIOS and a couple of
ACPI core cleanups.
Specifics:
- Fix for an ia64 regression introduced during the 3.11 cycle by a
commit that modified the hardware initialization ordering and made
device discovery fail on some systems.
- Fix for a build problem on systems where the cpufreq-cpu0 driver is
built-in and the cpu-thermal driver is modular from Arnd Bergmann.
- Fix for a recently introduced computational mistake in the
intel_pstate driver that leads to excessive rounding errors from
Doug Smythies.
- Fix for a failure code path in cpufreq_update_policy() that fails
to unlock the locks acquired previously from Aaron Plattner.
- Fix for the cpuidle mvebu driver to use shorter state names which
will prevent the sysfs interface from returning mangled strings.
From Gregory Clement.
- ACPI LPSS driver fix to make sure that the I2C controllers included
in BayTrail SoCs are not held in the reset state while they are
being probed from Mika Westerberg.
- New kernel command line arguments making it possible to build
kernel images with hibernation and kASLR included at the same time
and to select which of them will be used via the command line (they
are still functionally mutually exclusive, though). From Kees
Cook.
- ACPI battery driver quirk for Acer Aspire V5-573G that fails to
send battery status change notifications timely from Alexander
Mezin.
- Two ACPI core cleanups from Christoph Jaeger and Fabian Frederick"
* tag 'pm+acpi-3.16-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
cpuidle: mvebu: Fix the name of the states
cpufreq: unlock when failing cpufreq_update_policy()
intel_pstate: Correct rounding in busy calculation
ACPI: use kstrto*() instead of simple_strto*()
ACPI / processor replace __attribute__((packed)) by __packed
ACPI / battery: add quirk for Acer Aspire V5-573G
ACPI / battery: use callback for setting up quirks
ACPI / LPSS: Take I2C host controllers out of reset
x86, kaslr: boot-time selectable with hibernation
PM / hibernate: introduce "nohibernate" boot parameter
cpufreq: cpufreq-cpu0: fix CPU_THERMAL dependency
ACPI / ia64 / sba_iommu: Restore the working initialization ordering
The significant part here is a few security fixes for ALSA core
control API by Lars. Besides that, there are a few fixes for ASoC
sigmadsp (again by Lars) for building properly, and small fixes for
ASoC rsnd, MMP, PXA and FSL, in addition to a fix for bogus WARNING in
i915/HD-audio binding.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2.0.22 (GNU/Linux)
iQIcBAABAgAGBQJToaZXAAoJEGwxgFQ9KSmkOs4QAKhoVqWoyz5ZPKXAKqFvD5Ix
JqWiuYgsoJYd3RENULQ5BdOY2pOXpi8j5a5YMfKFtePuZ4qJ6NNHLMSPiv9aYrcH
cmp/ZPPqP8NgeHyQxlVe8VmW6A12myz43wR2XegzLQVyFPMXkU2IoDKcjBzYK1b0
L6sNzBEo7BE+DDCAhipbNjdjLLAadKVyCr9N4gFWCX7/AqKhYZR1HcHtz31JjS0d
Krmz0eXVlSWM9wMCC/vl8cxSVzXmmu9Pir+tu7abfCLLRKCAeqZSdqcJcjsnm4wZ
zAd6h/S7tqXKpIc9VIMmZFoKKgVOh2e1kFvWOJnrD0h/yv5p4JgWwu2QvqcFbzJT
zMmn8Mm00bh9c+oo3Hr1k2Sn6muUBtW4IDGApWcttQb7asOROkDHwSG6hdhhrE8y
0TtV4mRHpxW/81+67MixVYSb6+LLZNEiSgm09wAVxzqtwpt4J+f2DWFAU+QeJVji
SZj6pdsvn6ApC7o3tJ477+bfsplJX/ajZBbIykO3bDsfVXwwbJ90YchtFHIbzRf0
cZcqMLiJBLYrZ7S2rDfJLq9YePeoosOaV1dYiNk/jOV55WoLVdPJg12IQdWR04En
Cfw2INma241thwXREwyXn4PZPL8D35x0tsJnm059fTfyXsQ3GgSmGn1LdmIrMXs7
3122r9ncyWXSK8w58Q04
=dWKL
-----END PGP SIGNATURE-----
Merge tag 'sound-3.16-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
Pull sound fixes from Takashi Iwai:
"The significant part here is a few security fixes for ALSA core
control API by Lars. Besides that, there are a few fixes for ASoC
sigmadsp (again by Lars) for building properly, and small fixes for
ASoC rsnd, MMP, PXA and FSL, in addition to a fix for bogus WARNING in
i915/HD-audio binding"
* tag 'sound-3.16-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
ALSA: control: Make sure that id->index does not overflow
ALSA: control: Handle numid overflow
ALSA: control: Don't access controls outside of protected regions
ALSA: control: Fix replacing user controls
ALSA: control: Protect user controls against concurrent access
drm/i915, HD-audio: Don't continue probing when nomodeset is given
ASoC: fsl: Fix build problem
ASoC: rsnd: fixup index of src/dst mod when capture
ASoC: fsl_spdif: Fix integer overflow when calculating divisors
ASoC: fsl_spdif: Fix incorrect usage of regmap_read()
ASoC: dapm: Make sure register value is in sync with DAPM kcontrol state
ASoC: sigmadsp: Split regmap and I2C support into separate modules
ASoC: MMP audio needs sram support
ASoC: pxa: add I2C dependencies as needed
Pull drm fixes from Dave Airlie:
"This looks bigger than it is, as one of the nouveau firmware fixes
("drm/gf100-/gr: report class data to host on fwmthd failure")
regenerates a bunch of the firmware files after changing the assembly
by a few lines, without that, its more of a
36 files changed, 370 insertions(+), 129 deletions(-)
It contains some vt.c fixes acked by Greg, for rare hard hangs on i915
loading, that also fixes hangs on reload and spurious register write
errors.
drm core: one fix for uninit memory
nouveau: displayport rework caused a few regressions, Ben has been
fixing them as the appear, along with some other fixes
radeon: pageflipping regression fix, deep color fix, mode validation
fixes
i915: fbc disable, vga console kick off, backlight fix, divide-by-zero
fix"
* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux: (33 commits)
drm: fix uninitialized acquire_ctx fields (v2)
drm/radeon: Fix radeon_irq_kms_pflip_irq_get/put() imbalance
Revert "drm/radeon: remove drm_vblank_get|put from pflip handling"
drm/radeon: improve dvi_mode_valid
drm/radeon: update mode_valid testing for DP
drm/radeon: Use dce5/6 hdmi deep color clock setup also on dce8+
drm/nouveau/disp: fix oops in destructor with headless cards
drm/gf117/i2c: no aux channels on this chipset
drm/nouveau/doc: update the thermal documentation
drm/nouveau/pwr: fix typo in fifo wrap handling
drm/nv50/disp: fix a potential oops in supervisor handling
drm/nouveau/disp/dp: don't touch link config after success
drm/nouveau/kms: reference vblank for crtc during pageflip.
drm/gk104/fb/ram: fixups from an earlier search+replace
drm/nv50/gr: remove an unneeded write while initialising PGRAPH
drm/nv50/gr: fix overlap while zeroing zcull regions
drm/gf100-/gr: report class data to host on fwmthd failure
drm/gk104/ibus: increase various random timeouts
drm/gk104/clk: only touch divider for mode we'll be using
drm/radeon: Bypass hw lut's for > 8 bpc framebuffer scanout.
...
Pull block fixes from Jens Axboe:
"A smaller collection of fixes for the block core that would be nice to
have in -rc2. This pull request contains:
- Fixes for races in the wait/wakeup logic used in blk-mq from
Alexander. No issues have been observed, but it is definitely a
bit flakey currently. Alternatively, we may drop the cyclic
wakeups going forward, but that needs more testing.
- Some cleanups from Christoph.
- Fix for an oops in null_blk if queue_mode=1 and softirq completions
are used. From me.
- A fix for a regression caused by the chunk size setting. It
inadvertently used max_hw_sectors instead of max_sectors, which is
incorrect, and causes hangs on btrfs multi-disk setups (where hw
sectors apparently isn't set). From me.
- Removal of WQ_POWER_EFFICIENT in the kblockd creation. This was a
recent addition as well, but it actually breaks blk-mq which relies
on strict scheduling. If the workqueue power_efficient mode is
turned on, this breaks blk-mq. From Matias.
- null_blk module parameter description fix from Mike"
* 'for-linus' of git://git.kernel.dk/linux-block:
blk-mq: bitmap tag: fix races in bt_get() function
blk-mq: bitmap tag: fix race on blk_mq_bitmap_tags::wake_cnt
blk-mq: bitmap tag: fix races on shared ::wake_index fields
block: blk_max_size_offset() should check ->max_sectors
null_blk: fix softirq completions for queue_mode == 1
blk-mq: merge blk_mq_drain_queue and __blk_mq_drain_queue
blk-mq: properly drain stopped queues
block: remove WQ_POWER_EFFICIENT from kblockd
null_blk: fix name and description of 'queue_mode' module parameter
block: remove elv_abort_queue and blk_abort_flushes
A first set of bug fixes that didn't make it for the merge window, and
two Kconfig cleanups that still make sense at this point. Unfortunately,
one of the two cleanups caused an unintended change in the original
version, so we had to revert one part of it and do some more testing
to ensure the rest is really fine. There was also a last-minute
rebase of the patches to remove another bad commit.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.12 (GNU/Linux)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=/Ylr
-----END PGP SIGNATURE-----
Merge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC fixes from Arnd Bergmann:
"A first set of bug fixes that didn't make it for the merge window, and
two Kconfig cleanups that still make sense at this point.
Unfortunately, one of the two cleanups caused an unintended change in
the original version, so we had to revert one part of it and do some
more testing to ensure the rest is really fine. There was also a
last-minute rebase of the patches to remove another bad commit"
* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
ARM: use menuconfig for sub-arch menus
ARM: multi_v7_defconfig: re-enable SDHCI drivers
ARM: EXYNOS: Fix compilation warning
ARM: exynos: move sysram info to exynos.c
ARM: dts: Specify the NAND ECC scheme explicitly on Armada 385 DB board
ARM: dts: Specify the NAND ECC scheme explicitly on Armada 375 DB board
ARM: exynos: cleanup kconfig option display
misc: vexpress: fix error handling vexpress_syscfg_regmap_init()
ARM: Remove ARCH_HAS_CPUFREQ config option
ARM: integrator: fix section mismatch problem
ARM: mvebu: DT: fix OpenBlocks AX3-4 RAM size
ARM: samsung: make SAMSUNG_DMADEV optional
remoteproc: da8xx: don't select CMA on no-MMU
bus/arm-cci: add dependency on OF && CPU_V7
ARM: keystone requires ARM_PATCH_PHYS_VIRT
ARM: omap2: fix am43xx dependency on l2x0 cache
W1 reset_bus() should return zero if slave device is present.
This patch fix this issue.
Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
If connector->dpms is left untouched, it defaults
to DRM_MODE_DPMS_ON (0).
As a result, drm_helper_connector_dpms will exit when
it will be asked to set the state to DRM_MODE_DPMS_ON,
because it is already set.
That issue prevented displays from turning on at boot.
Signed-off-by: Denis Carikli <denis@eukrea.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
tdev->dev has been freed in device_destroy(), it's not right to
use dev_set_drvdata() after that;
Signed-off-by: Yi Zhang <yizhang@marvell.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This config exists entirely to hide the cpufreq menu from the
kernel configuration unless a platform has selected it. Nothing
is actually built if this config is 'Y' and it just leads to more
patches that add a select under a platform Kconfig so that some
other CPUfreq option can be chosen. Let's remove the option so
that we can always enable CPUfreq drivers on unicore32 platforms.
Cc: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Xuetao Guan <gxt@mprc.pku.edu.cn>
UniCore32 git repo has moved to github.
Branch 'unicore32' is used for prepared patches, and automatically merged to linux-next.
Branch 'unicore32-working' is used for development.
Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
flush_icache_range() is '__cpuc_coherent_kern_range' under unicore32,
and lkdtm.ko needs it. At present, '__cpuc_coherent_kern_range' is
still used by unicore32, so export it to avoid compiling failure.
The related error (with allmodconfig under unicore32):
ERROR: "__cpuc_coherent_kern_range" [drivers/misc/lkdtm.ko] undefined!
Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
Acked-by: Xuetao Guan <gxt@mprc.pku.edu.cn>
Signed-off-by: Xuetao Guan <gxt@mprc.pku.edu.cn>
Two driver modules need 'pm_power_off', so export it.
The related error (with allmodconfig under unicore32):
MODPOST 4039 modules
ERROR: "pm_power_off" [drivers/mfd/retu-mfd.ko] undefined!
ERROR: "pm_power_off" [drivers/char/ipmi/ipmi_poweroff.ko] undefined!
Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
Acked-by: Xuetao Guan <gxt@mprc.pku.edu.cn>
Signed-off-by: Xuetao Guan <gxt@mprc.pku.edu.cn>
Peng Tao