leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

locking/rtmutex: Fix misleading comment in rt_mutex_postunlock()

Browse Source 
Preemption is disabled in mark_wakeup_next_waiter(,) not in
rt_mutex_slowunlock().

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20210326153944.341734608@linutronix.de
This commit is contained in:
Thomas Gleixner
2021-03-26 16:29:42 +01:00
committed by Ingo Molnar
parent 70c80103aa
commit 82cd5b1039
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
kernel/locking/rtmutex.c
View File

@@ -1305,7 +1305,7 @@ void __sched rt_mutex_postunlock(struct wake_q_head *wake_q)
{ {
wake_up_q(wake_q); wake_up_q(wake_q);
/* Pairs with preempt_disable() in rt_mutex_slowunlock() */ /* Pairs with preempt_disable() in mark_wakeup_next_waiter() */
preempt_enable(); preempt_enable();
} }