Pan Xinhui
c2ace36b88
locking/pvqspinlock: Fix a bug in qstat_read() ...
It's obviously wrong to set stat to NULL. So lets remove it.
Otherwise it is always zero when we check the latency of kick/wake.
Signed-off-by: Pan Xinhui <xinhui.pan@linux.vnet.ibm.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Waiman Long <Waiman.Long@hpe.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1468405414-3700-1-git-send-email-xinhui.pan@linux.vnet.ibm.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2016-08-10 14:13:29 +02:00
locking/lockdep: Use __jhash_mix() for iterate_chain_key()
2016-06-08 14:22:00 +02:00
lockdep: Fix lock_chain::base size
2016-04-23 13:53:03 +02:00
lcoking/locktorture: Simplify the torture_runnable computation
2016-04-28 10:57:51 +02:00
kernel: add kcov code coverage
2016-03-22 15:36:02 -07:00
locking/mcs: Fix mcs_spin_lock() ordering
2016-02-29 10:02:41 +01:00
locking: avoid passing around 'thread_info' in mutex debugging code
2016-06-23 12:11:17 -07:00
Merge branch 'locking-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2016-07-25 12:41:29 -07:00
locking: avoid passing around 'thread_info' in mutex debugging code
2016-06-23 12:11:17 -07:00
Merge branch 'locking-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2016-07-25 12:41:29 -07:00
ext4: fix races between changing inode journal mode and ext4_writepages
2016-04-25 23:22:35 -04:00
locking/atomic, arch/qrwlock: Employ atomic_fetch_add_acquire()
2016-06-16 10:48:34 +02:00
locking/qspinlock: Use __this_cpu_dec() instead of full-blown this_cpu_dec()
2016-06-27 11:37:41 +02:00
locking/pvqspinlock: Fix double hash race
2016-08-10 14:13:28 +02:00
locking/pvqspinlock: Fix a bug in qstat_read()
2016-08-10 14:13:29 +02:00
locking/rtmutex: Only warn once on a trylock from bad context
2016-06-08 14:22:00 +02:00
locking/rwsem: Introduce basis for down_write_killable()
2016-04-13 10:42:20 +02:00
locking/atomic, arch/rwsem: Employ atomic_long_fetch_add()
2016-06-16 10:48:35 +02:00
locking/rwsem: Add reader-owned state to the owner field
2016-06-08 15:16:59 +02:00
locking/rwsem: Protect all writes to owner by WRITE_ONCE()
2016-06-08 15:16:59 +02:00
c2ace36b88