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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
* 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (106 commits)
perf kvm: Fix copy & paste error in description
perf script: Kill script_spec__delete
perf top: Fix a memory leak
perf stat: Introduce get_ratio_color() helper
perf session: Remove impossible condition check
perf tools: Fix feature-bits rework fallout, remove unused variable
perf script: Add generic perl handler to process events
perf tools: Use for_each_set_bit() to iterate over feature flags
perf tools: Unify handling of features when writing feature section
perf report: Accept fifos as input file
perf tools: Moving code in some files
perf tools: Fix out-of-bound access to struct perf_session
perf tools: Continue processing header on unknown features
perf tools: Improve macros for struct feature_ops
perf: builtin-record: Document and check that mmap_pages must be a power of two.
perf: builtin-record: Provide advice if mmap'ing fails with EPERM.
perf tools: Fix truncated annotation
perf script: look up thread using tid instead of pid
perf tools: Look up thread names for system wide profiling
perf tools: Fix comm for processes with named threads
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
* 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (64 commits)
cpu: Export cpu_up()
rcu: Apply ACCESS_ONCE() to rcu_boost() return value
Revert "rcu: Permit rt_mutex_unlock() with irqs disabled"
docs: Additional LWN links to RCU API
rcu: Augment rcu_batch_end tracing for idle and callback state
rcu: Add rcutorture tests for srcu_read_lock_raw()
rcu: Make rcutorture test for hotpluggability before offlining CPUs
driver-core/cpu: Expose hotpluggability to the rest of the kernel
rcu: Remove redundant rcu_cpu_stall_suppress declaration
rcu: Adaptive dyntick-idle preparation
rcu: Keep invoking callbacks if CPU otherwise idle
rcu: Irq nesting is always 0 on rcu_enter_idle_common
rcu: Don't check irq nesting from rcu idle entry/exit
rcu: Permit dyntick-idle with callbacks pending
rcu: Document same-context read-side constraints
rcu: Identify dyntick-idle CPUs on first force_quiescent_state() pass
rcu: Remove dynticks false positives and RCU failures
rcu: Reduce latency of rcu_prepare_for_idle()
rcu: Eliminate RCU_FAST_NO_HZ grace-period hang
rcu: Avoid needlessly IPIing CPUs at GP end
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
* 'core-printk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
printk, lockdep: Switch to tracked irq ops
printk, lockdep: Remove superfluous preempt_disable()
printk, lockdep: Disable lock debugging on zap_locks()
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
* 'core-memblock-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (52 commits)
memblock: Reimplement memblock allocation using reverse free area iterator
memblock: Kill early_node_map[]
score: Use HAVE_MEMBLOCK_NODE_MAP
s390: Use HAVE_MEMBLOCK_NODE_MAP
mips: Use HAVE_MEMBLOCK_NODE_MAP
ia64: Use HAVE_MEMBLOCK_NODE_MAP
SuperH: Use HAVE_MEMBLOCK_NODE_MAP
sparc: Use HAVE_MEMBLOCK_NODE_MAP
powerpc: Use HAVE_MEMBLOCK_NODE_MAP
memblock: Implement memblock_add_node()
memblock: s/memblock_analyze()/memblock_allow_resize()/ and update users
memblock: Track total size of regions automatically
powerpc: Cleanup memblock usage
memblock: Reimplement memblock_enforce_memory_limit() using __memblock_remove()
memblock: Make memblock functions handle overflowing range @size
memblock: Reimplement __memblock_remove() using memblock_isolate_range()
memblock: Separate out memblock_isolate_range() from memblock_set_node()
memblock: Kill memblock_init()
memblock: Kill sentinel entries at the end of static region arrays
memblock: Add __memblock_dump_all()
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
* 'core-locking-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
lockdep/waitqueues: Add better annotation
lockdep, bug: Exclude TAINT_OOT_MODULE from disabling lock debugging
lockdep: Print lock name in lockdep_init_error()
init/main.c: Execute lockdep_init() as early as possible
lockdep, kmemcheck: Annotate ->lock in lockdep_init_map()
lockdep, rtmutex, bug: Show taint flags on error
lockdep, bug: Exclude TAINT_FIRMWARE_WORKAROUND from disabling lockdep
lockdep: Always try to set ->class_cache in register_lock_class() lockdep_init_map()
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
* 'core-debugobjects-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
timer: Use debugobjects to catch deletion of uninitialized timers
timer: Setup uninitialized timer with a stub callback
debugobjects: Extend to assert that an object is initialized
debugobjects: Be smarter about static objects
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We're doing some odd things there, which already messes up various users
(see the net/socket.c code that this removes), and it was going to add
yet more crud to the block layer because of the incorrect error code
translation.
ENOIOCTLCMD is not an error return that should be returned to user mode
from the "ioctl()" system call, but it should *not* be translated as
EINVAL ("Invalid argument"). It should be translated as ENOTTY
("Inappropriate ioctl for device").
That EINVAL confusion has apparently so permeated some code that the
block layer actually checks for it, which is sad. We continue to do so
for now, but add a big comment about how wrong that is, and we should
remove it entirely eventually. In the meantime, this tries to keep the
changes localized to just the EINVAL -> ENOTTY fix, and removing code
that makes it harder to do the right thing.
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net:
fix CAN MAINTAINERS SCM tree type
mwifiex: fix crash during simultaneous scan and connect
b43: fix regression in PIO case
ath9k: Fix kernel panic in AR2427 in AP mode
CAN MAINTAINERS update
net: fsl: fec: fix build for mx23-only kernel
sch_qfq: fix overflow in qfq_update_start()
Revert "Bluetooth: Increase HCI reset timeout in hci_dev_do_close"
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bitmap size sanity checks should be done *before* allocating ->s_root;
there their cleanup on failure would be correct. As it is, we do iput()
on root inode, but leak the root dentry...
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Acked-by: Josh Boyer <jwboyer@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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This is the temporary simple fix for 3.2, we need more changes in this
area.
1. do_signal_stop() assumes that the running untraced thread in the
stopped thread group is not possible. This was our goal but it is
not yet achieved: a stopped-but-resumed tracee can clone the running
thread which can initiate another group-stop.
Remove WARN_ON_ONCE(!current->ptrace).
2. A new thread always starts with ->jobctl = 0. If it is auto-attached
and this group is stopped, __ptrace_unlink() sets JOBCTL_STOP_PENDING
but JOBCTL_STOP_SIGMASK part is zero, this triggers WANR_ON(!signr)
in do_jobctl_trap() if another debugger attaches.
Change __ptrace_unlink() to set the artificial SIGSTOP for report.
Alternatively we could change ptrace_init_task() to copy signr from
current, but this means we can copy it for no reason and hide the
possible similar problems.
Acked-by: Tejun Heo <tj@kernel.org>
Cc: <stable@kernel.org> [3.1]
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Test-case:
int main(void)
{
int pid, status;
pid = fork();
if (!pid) {
for (;;) {
if (!fork())
return 0;
if (waitpid(-1, &status, 0) < 0) {
printf("ERR!! wait: %m\n");
return 0;
}
}
}
assert(ptrace(PTRACE_ATTACH, pid, 0,0) == 0);
assert(waitpid(-1, NULL, 0) == pid);
assert(ptrace(PTRACE_SETOPTIONS, pid, 0,
PTRACE_O_TRACEFORK) == 0);
do {
ptrace(PTRACE_CONT, pid, 0, 0);
pid = waitpid(-1, NULL, 0);
} while (pid > 0);
return 1;
}
It fails because ->real_parent sees its child in EXIT_DEAD state
while the tracer is going to change the state back to EXIT_ZOMBIE
in wait_task_zombie().
The offending commit is 823b018e which moved the EXIT_DEAD check,
but in fact we should not blame it. The original code was not
correct as well because it didn't take ptrace_reparented() into
account and because we can't really trust ->ptrace.
This patch adds the additional check to close this particular
race but it doesn't solve the whole problem. We simply can't
rely on ->ptrace in this case, it can be cleared if the tracer
is multithreaded by the exiting ->parent.
I think we should kill EXIT_DEAD altogether, we should always
remove the soon-to-be-reaped child from ->children or at least
we should never do the DEAD->ZOMBIE transition. But this is too
complex for 3.2.
Reported-and-tested-by: Denys Vlasenko <vda.linux@googlemail.com>
Tested-by: Lukasz Michalik <lmi@ift.uni.wroc.pl>
Acked-by: Tejun Heo <tj@kernel.org>
Cc: <stable@kernel.org> [3.0+]
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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* git://git.samba.org/sfrench/cifs-2.6:
[CIFS] default ntlmv2 for cifs mount delayed to 3.3
cifs: fix bad buffer length check in coalesce_t2
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git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless into for-davem
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This reverts commit 93b2ec0128c431148b216b8f7337c1a52131ef03.
The call to "schedule_work()" in rtc_initialize_alarm() happens too
early, and can cause oopses at bootup
Neil Brown explains why we do it:
"If you set an alarm in the future, then shutdown and boot again after
that time, then you will end up with a timer_queue node which is in
the past.
When this happens the queue gets stuck. That entry-in-the-past won't
get removed until and interrupt happens and an interrupt won't happen
because the RTC only triggers an interrupt when the alarm is "now".
So you'll find that e.g. "hwclock" will always tell you that
'select' timed out.
So we force the interrupt work to happen at the start just in case."
and has a patch that convert it to do things in-process rather than with
the worker thread, but right now it's too late to play around with this,
so we just revert the patch that caused problems for now.
Reported-by: Sander Eikelenboom <linux@eikelenboom.it>
Requested-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Requested-by: John Stultz <john.stultz@linaro.org>
Cc: Neil Brown <neilb@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Turned out the ntlmv2 (default security authentication)
upgrade was harder to test than expected, and we ran
out of time to test against Apple and a few other servers
that we wanted to. Delay upgrade of default security
from ntlm to ntlmv2 (on mount) to 3.3. Still works
fine to specify it explicitly via "sec=ntlmv2" so this
should be fine.
Acked-by: Jeff Layton <jlayton@samba.org>
Signed-off-by: Steve French <smfrench@gmail.com>
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The current check looks to see if the RFC1002 length is larger than
CIFSMaxBufSize, and fails if it is. The buffer is actually larger than
that by MAX_CIFS_HDR_SIZE.
This bug has been around for a long time, but the fact that we used to
cap the clients MaxBufferSize at the same level as the server tended
to paper over it. Commit c974befa changed that however and caused this
bug to bite in more cases.
Reported-and-Tested-by: Konstantinos Skarlatos <k.skarlatos@gmail.com>
Tested-by: Shirish Pargaonkar <shirishpargaonkar@gmail.com>
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <smfrench@gmail.com>
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This reverts commit c0afabd3d553c521e003779c127143ffde55a16f.
It causes failures on Toshiba laptops - instead of disabling the alarm,
it actually seems to enable it on the affected laptops, resulting in
(for example) the laptop powering on automatically five minutes after
shutdown.
There's a patch for it that appears to work for at least some people,
but it's too late to play around with this, so revert for now and try
again in the next merge window.
See for example
http://bugs.debian.org/652869
Reported-and-bisected-by: Andreas Friedrich <afrie@gmx.net> (Toshiba Tecra)
Reported-by: Antonio-M. Corbi Bellot <antonio.corbi@ua.es> (Toshiba Portege R500)
Reported-by: Marco Santos <marco.santos@waynext.com> (Toshiba Portege Z830)
Reported-by: Christophe Vu-Brugier <cvubrugier@yahoo.fr> (Toshiba Portege R830)
Cc: Jonathan Nieder <jrnieder@gmail.com>
Requested-by: John Stultz <john.stultz@linaro.org>
Cc: stable@kernel.org # for the versions that applied this
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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vfork parent uninterruptibly and unkillably waits for its child to
exec/exit. This wait is of unbounded length. Ignore such waits
in the hung_task detector.
Signed-off-by: Mandeep Singh Baines <msb@chromium.org>
Reported-by: Sasha Levin <levinsasha928@gmail.com>
LKML-Reference: <1325344394.28904.43.camel@lappy>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: John Kacur <jkacur@redhat.com>
Cc: stable@kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Commit 1e39f384bb01 ("evm: fix build problems") makes the stub version
of security_old_inode_init_security() return 0 when CONFIG_SECURITY is
not set.
But that makes callers such as reiserfs_security_init() assume that
security_old_inode_init_security() has set name, value, and len
arguments properly - but security_old_inode_init_security() left them
uninitialized which then results in interesting failures.
Revert security_old_inode_init_security() to the old behavior of
returning EOPNOTSUPP since both callers (reiserfs and ocfs2) handle this
just fine.
[ Also fixed the S_PRIVATE(inode) case of the actual non-stub
security_old_inode_init_security() function to return EOPNOTSUPP
for the same reason, as pointed out by Mimi Zohar.
It got incorrectly changed to match the new function in commit
fb88c2b6cbb1: "evm: fix security/security_old_init_security return
code". - Linus ]
Reported-by: Jorge Bastos <mysql.jorge@decimal.pt>
Acked-by: James Morris <jmorris@namei.org>
Acked-by: Mimi Zohar <zohar@us.ibm.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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As pointed out by Joe Perches the SCM tree type was missing in my patch.
Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
CC: Oliver Hartkopp <oliver.hartkopp@volkswagen.de>
CC: Urs Thuermann <urs.thuermann@volkswagen.de>
CC: Wolfgang Grandegger <wg@grandegger.com>
CC: Marc Kleine-Budde <mkl@pengutronix.de>
CC: linux-can@vger.kernel.org
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If 'iw connect' command is fired when driver is already busy in
serving 'iw scan' command, ssid specific scan operation for connect
is skipped. In this case cmd wait queue handler gets called with no
command in queue (i.e. adapter->cmd_queued = NULL).
This patch adds a NULL check in mwifiex_wait_queue_complete()
routine to fix crash observed during simultaneous scan and assoc
operations.
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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This patch fixes the regression, introduced by
commit 17030f48e31adde5b043741c91ba143f5f7db0fd
From: Rafał Miłecki <zajec5@gmail.com>
Date: Thu, 11 Aug 2011 17:16:27 +0200
Subject: [PATCH] b43: support new RX header, noticed to be used in 598.314+ fw
in PIO case.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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don't do aggregation related stuff for 'AP mode client power save
handling' if aggregation is not enabled in the driver, otherwise it
will lead to panic because those data structures won't be never
intialized in 'ath_tx_node_init' if aggregation is disabled
EIP is at ath_tx_aggr_wakeup+0x37/0x80 [ath9k]
EAX: e8c09a20 EBX: f2a304e8 ECX: 00000001 EDX: 00000000
ESI: e8c085e0 EDI: f2a304ac EBP: f40e1ca4 ESP: f40e1c8c
DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
Process swapper/1 (pid: 0, ti=f40e0000 task=f408e860
task.ti=f40dc000)
Stack:
0001e966 e8c09a20 00000000 f2a304ac e8c085e0 f2a304ac
f40e1cb0 f8186741
f8186700 f40e1d2c f922988d f2a304ac 00000202 00000001
c0b4ba43 00000000
0000000f e8eb75c0 e8c085e0 205b0001 34383220 f2a304ac
f2a30000 00010020
Call Trace:
[<f8186741>] ath9k_sta_notify+0x41/0x50 [ath9k]
[<f8186700>] ? ath9k_get_survey+0x110/0x110 [ath9k]
[<f922988d>] ieee80211_sta_ps_deliver_wakeup+0x9d/0x350
[mac80211]
[<c018dc75>] ? __module_address+0x95/0xb0
[<f92465b3>] ap_sta_ps_end+0x63/0xa0 [mac80211]
[<f9246746>] ieee80211_rx_h_sta_process+0x156/0x2b0
[mac80211]
[<f9247d1e>] ieee80211_rx_handlers+0xce/0x510 [mac80211]
[<c018440b>] ? trace_hardirqs_on+0xb/0x10
[<c056936e>] ? skb_queue_tail+0x3e/0x50
[<f9248271>] ieee80211_prepare_and_rx_handle+0x111/0x750
[mac80211]
[<f9248bf9>] ieee80211_rx+0x349/0xb20 [mac80211]
[<f9248949>] ? ieee80211_rx+0x99/0xb20 [mac80211]
[<f818b0b8>] ath_rx_tasklet+0x818/0x1d00 [ath9k]
[<f8187a75>] ? ath9k_tasklet+0x35/0x1c0 [ath9k]
[<f8187a75>] ? ath9k_tasklet+0x35/0x1c0 [ath9k]
[<f8187b33>] ath9k_tasklet+0xf3/0x1c0 [ath9k]
[<c0151b7e>] tasklet_action+0xbe/0x180
Cc: stable@kernel.org
Cc: Senthil Balasubramanian <senthilb@qca.qualcomm.com>
Cc: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Reported-by: Ashwin Mendonca <ashwinloyal@gmail.com>
Tested-by: Ashwin Mendonca <ashwinloyal@gmail.com>
Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/padovan/bluetooth
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Update the CAN MAINTAINERS section:
- point out active maintainers
- pull the CAN driver discussion away from netdev ML
- point to the new CAN web site on gitorious.org
- add CAN development git repository URL to submit patches
Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
CC: Oliver Hartkopp <oliver.hartkopp@volkswagen.de>
CC: Urs Thuermann <urs.thuermann@volkswagen.de>
CC: Wolfgang Grandegger <wg@grandegger.com>
CC: Marc Kleine-Budde <mkl@pengutronix.de>
CC: linux-can@vger.kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>
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If one only selects mx23-based boards, compile fails:
drivers/net/ethernet/freescale/fec.c:410:2: error: 'FEC_HASH_TABLE_HIGH' undeclared (first use in this function)
drivers/net/ethernet/freescale/fec.c:411:2: error: 'FEC_HASH_TABLE_LOW' undeclared (first use in this function)
This is because fec.h uses CONFIG_SOC_IMX28 to determine the register
layout of the core which makes sense since the MX23 does not have a fec.
However, Kconfig uses the broader ARCH_MXS symbol and this way even
makes the fec-driver default for MX23. Adapt Kconfig to use the more
precise SOC_IMX28 as well.
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
Cc: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Cc: Shawn Guo <shawn.guo@linaro.org>
Cc: David S. Miller <davem@davemloft.net>
Acked-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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grp->slot_shift is between 22 and 41, so using 32bit wide variables is
probably a typo.
This could explain QFQ hangs Dave reported to me, after 2^23 packets ?
(23 = 64 - 41)
Reported-by: Dave Taht <dave.taht@gmail.com>
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
CC: Stephen Hemminger <shemminger@vyatta.com>
CC: Dave Taht <dave.taht@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The --host option certainly enables host-data collection.
Cc: Avi Kivity <avi@redhat.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Joerg Roedel <joerg.roedel@amd.com>
Cc: kvm@vger.kernel.org
Link: http://lkml.kernel.org/r/1317816084-18026-5-git-send-email-gleb@redhat.com
Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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As script_spec__delete() frees given struct script_spec it should not be
called if we failed to allocate the struct. Also it's the only caller of
the function, we can get rid of the function itself.
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1325000151-4463-4-git-send-email-namhyung@gmail.com
Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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The 'buf' should be freed when symbol wasn't found too.
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1325000151-4463-3-git-send-email-namhyung@gmail.com
Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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The get_ratio_color() returns appropriate color string based on @ratio.
It helps reducing code duplication.
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1325000151-4463-2-git-send-email-namhyung@gmail.com
Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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The 'size' cannot be 0 because it was set to 8 on the above line in case
it was 0 and never changed.
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1325000151-4463-1-git-send-email-namhyung@gmail.com
Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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If we end up with no power states, don't look up
current vddc.
fixes:
https://bugs.freedesktop.org/show_bug.cgi?id=44130
agd5f: fix patch formatting
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
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* 'devicetree/merge' of git://git.secretlab.ca/git/linux-2.6:
dt/device: Fix auxdata matching to handle entries without a name override
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* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net:
netfilter: ctnetlink: fix timeout calculation
ipvs: try also real server with port 0 in backup server
skge: restore rx multicast filter on resume and after config changes
mlx4_en: nullify cq->vector field when closing completion queue
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git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
* 'fix/asoc' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
ASoC: wm8776: add missing break in sample size switch
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The current gspca core code has a regression where it no longer properly
falls back to lower alt settings when there is not enough bandwidth.
This causes many iso based usb-1 cameras to not work when plugged into a
usb2 hub or a sandybridge chipset motherboard!
This patch fixes this.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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It was found (by Sasha) that if you use a futex located in the gate
area we get stuck in an uninterruptible infinite loop, much like the
ZERO_PAGE issue.
While looking at this problem, PeterZ realized you'll get into similar
trouble when hitting any install_special_pages() mapping. And are there
still drivers setting up their own special mmaps without page->mapping,
and without special VM or pte flags to make get_user_pages fail?
In most cases, if page->mapping is NULL, we do not need to retry at all:
Linus points out that even /proc/sys/vm/drop_caches poses no problem,
because it ends up using remove_mapping(), which takes care not to
interfere when the page reference count is raised.
But there is still one case which does need a retry: if memory pressure
called shmem_writepage in between get_user_pages_fast dropping page
table lock and our acquiring page lock, then the page gets switched from
filecache to swapcache (and ->mapping set to NULL) whatever the refcount.
Fault it back in to get the page->mapping needed for key->shared.inode.
Reported-by: Sasha Levin <levinsasha928@gmail.com>
Signed-off-by: Hugh Dickins <hughd@google.com>
Cc: stable@vger.kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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The sanity check (timeout < 0) never works; the dividend is unsigned
and so is the division, which should have been a signed division.
long timeout = (ct->timeout.expires - jiffies) / HZ;
if (timeout < 0)
timeout = 0;
This patch converts the time values to signed for the division.
Signed-off-by: Xi Wang <xi.wang@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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We should not forget to try for real server with port 0
in the backup server when processing the sync message. We should
do it in all cases because the backup server can use different
forwarding method.
Signed-off-by: Julian Anastasov <ja@ssi.bg>
Signed-off-by: Simon Horman <horms@verge.net.au>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Restore skge hardware registers for multicast filtering to their
appropriate values after system resume and after hardware restarts
that are done when changing certain settings.
Signed-off-by: Florian Zumbiehl <florz@florz.de>
Acked-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Caused loss of connectivity when changing ring size.
Signed-off-by: Yevgeny Petrilin <yevgenyp@mellanox.co.il>
Signed-off-by: David S. Miller <davem@davemloft.net>
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http://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git-cur/linux-2.6-arm
* 'fixes' of http://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git-cur/linux-2.6-arm:
ARM: 7237/1: PL330: Fix driver freeze
ARM: 7197/1: errata: Remove SMP dependency for erratum 751472
ARM: 7196/1: errata: Remove SMP dependency for erratum 720789
ARM: 7220/1: mmc: mmci: Fixup error handling for dma
ARM: 7214/1: mmc: mmci: Fixup handling of MCI_STARTBITERR
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
* 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
ARM: plat-orion: make gpiochip label unique
enable uncompress log on cpuimx35sd
cpuimx35: fix touchscreen support
cpuimx35sd: fix Kconfig
clock-imx35: fix reboot in internal boot mode
dma: MX3_IPU fix depends
imx_v4_v5_defconfig: update default configuration
cpuimx25sd: fix Kconfig
arm/imx: fix cpufreq section mismatch
ARM:imx:fix pwm period value
ARM: OMAP: hwmod data: fix iva and mailbox hwmods for OMAP 3
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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:
Input: sentelic - fix retrieving number of buttons
Input: sentelic - release mutex upon register write failure
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git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client:
ceph: disable use of dcache for readdir etc.
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git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung
* 'v3.2-samsung-fixes-4' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung:
ARM: EXYNOS: Remove duplicated SROMC static memory mapping
ARM: SAMSUNG: Fix build error when selecting CPU_FREQ_S3C24XX_DEBUGFS on S3C2440
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This reverts commit de28f25e8244c7353abed8de0c7792f5f883588c.
It results in resume problems for various people. See for example
http://thread.gmane.org/gmane.linux.kernel/1233033
http://thread.gmane.org/gmane.linux.kernel/1233389
http://thread.gmane.org/gmane.linux.kernel/1233159
http://thread.gmane.org/gmane.linux.kernel/1227868/focus=1230877
and the fedora and ubuntu bug reports
https://bugzilla.redhat.com/show_bug.cgi?id=767248
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/904569
which got bisected down to the stable version of this commit.
Reported-by: Jonathan Nieder <jrnieder@gmail.com>
Reported-by: Phil Miller <mille121@illinois.edu>
Reported-by: Philip Langdale <philipl@overt.org>
Reported-by: Tim Gardner <tim.gardner@canonical.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Greg KH <gregkh@suse.de>
Cc: stable@kernel.org # for stable kernels that applied the original
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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* git://www.linux-watchdog.org/linux-watchdog:
watchdog: iTCO_wdt.c - problems with newer hardware due to SMI clearing (part 2)
watchdog: hpwdt: Changes to handle NX secure bit in 32bit path
watchdog: sp805: Fix section mismatch in ID table.
watchdog: move coh901327 state holders
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