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Merge branch 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

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Pull timer fix from Ingo Molnar:
 "Fix a sporadic missed timer hw reprogramming bug that can result in
  random delays"

* 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  tick/nohz: Fix possible missing clock reprog after tick soft restart
This commit is contained in:
Linus Torvalds 2017-02-11 10:24:16 -08:00
commit fdb0ee7c65
1 changed files with 5 additions and 0 deletions
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5
kernel/time/tick-sched.c
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@ -725,6 +725,11 @@ static ktime_t tick_nohz_stop_sched_tick(struct tick_sched *ts,
*/
if (delta == 0) {
tick_nohz_restart(ts, now);
/*
* Make sure next tick stop doesn't get fooled by past
* clock deadline
*/
ts->next_tick = 0;
goto out;
}
}