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| author | Mike Galbraith <efault@gmx.de> | 2017-04-05 10:08:27 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2017-04-05 16:59:37 +0200 |
| commit | def34eaae5ce04b324e48e1bfac873091d945213 (patch) | |
| tree | d262afbd2361a24be327fa101c445c427c3d480d /lib | |
| parent | 19830e55247cddb3f46f1bf60b8e245593491bea (diff) | |
| download | op-kernel-dev-def34eaae5ce04b324e48e1bfac873091d945213.zip op-kernel-dev-def34eaae5ce04b324e48e1bfac873091d945213.tar.gz | |
rtmutex: Plug preempt count leak in rt_mutex_futex_unlock()
mark_wakeup_next_waiter() already disables preemption, doing so again
leaves us with an unpaired preempt_disable().
Fixes: 2a1c60299406 ("rtmutex: Deboost before waking up the top waiter")
Signed-off-by: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: xlpang@redhat.com
Cc: rostedt@goodmis.org
Link: http://lkml.kernel.org/r/1491379707.6538.2.camel@gmx.de
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'lib')
0 files changed, 0 insertions, 0 deletions
