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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-10-22 06:56:25 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-10-22 06:56:25 -0400 |
| commit | 9e415a8edce53fb0fed28e15bc06522d122e872e (patch) | |
| tree | c0f1ed6250d593ad4584dd4c54f4dd5e2c003802 | |
| parent | 5670a8471e27ff400e9446b5bab6c296c8d8a733 (diff) | |
| parent | eb39a7c0355393c5a8d930f342ad7a6231b552c4 (diff) | |
| download | linux-9e415a8edce53fb0fed28e15bc06522d122e872e.tar.bz2 | |
Merge branch 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull timer fix from Thomas Gleixner:
"A single fix to make the cs5535 clock event driver robust agaist
spurious interrupts"
* 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
clockevents/drivers/cs5535: Improve resilience to spurious interrupts
| -rw-r--r-- | drivers/clocksource/cs5535-clockevt.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/clocksource/cs5535-clockevt.c b/drivers/clocksource/cs5535-clockevt.c index a1df588343f2..1de8cac99a0e 100644 --- a/drivers/clocksource/cs5535-clockevt.c +++ b/drivers/clocksource/cs5535-clockevt.c @@ -117,7 +117,8 @@ static irqreturn_t mfgpt_tick(int irq, void *dev_id) /* Turn off the clock (and clear the event) */ disable_timer(cs5535_event_clock); - if (clockevent_state_shutdown(&cs5535_clockevent)) + if (clockevent_state_detached(&cs5535_clockevent) || + clockevent_state_shutdown(&cs5535_clockevent)) return IRQ_HANDLED; /* Clear the counter */ |