diff options
| author | Peter Zijlstra <peterz@infradead.org> | 2017-03-22 11:35:49 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2017-03-23 19:10:06 +0100 |
| commit | 1b367ece0d7e696cab1c8501bab282cc6a538b3f (patch) | |
| tree | ccbcb4ec20dc4570912352533738458a75b73ff2 /lib | |
| parent | 499f5aca2cdd5e958b27e2655e7e7f82524f46b1 (diff) | |
futex: Use smp_store_release() in mark_wake_futex()
Since the futex_q can dissapear the instruction after assigning NULL,
this really should be a RELEASE barrier. That stops loads from hitting
dead memory too.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: juri.lelli@arm.com
Cc: bigeasy@linutronix.de
Cc: xlpang@redhat.com
Cc: rostedt@goodmis.org
Cc: mathieu.desnoyers@efficios.com
Cc: jdesfossez@efficios.com
Cc: dvhart@infradead.org
Cc: bristot@redhat.com
Link: http://lkml.kernel.org/r/20170322104151.604296452@infradead.org
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'lib')
0 files changed, 0 insertions, 0 deletions