diff options
author | Dave Airlie <airlied@redhat.com> | 2011-07-13 08:30:11 +0100 |
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committer | Dave Airlie <airlied@redhat.com> | 2011-07-13 08:30:22 +0100 |
commit | cf056edbbe70393faa6edd2b7859a14467910946 (patch) | |
tree | ca30ef021f12d1f06e18856a60f815ba63e78f60 /fs/timerfd.c | |
parent | 58b6542b50ded4243c26c251c0507e5f658642f6 (diff) | |
parent | 620917de59eeb934b9f8cf35cc2d95c1ac8ed0fc (diff) |
Merge 3.0-rc7 into drm-core-next
This pulls in all the drm fixes up to this point which are needed
for some -next patches to work.
Diffstat (limited to 'fs/timerfd.c')
-rw-r--r-- | fs/timerfd.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/timerfd.c b/fs/timerfd.c index f67acbdda5e8..dffeb3795af1 100644 --- a/fs/timerfd.c +++ b/fs/timerfd.c @@ -61,7 +61,9 @@ static enum hrtimer_restart timerfd_tmrproc(struct hrtimer *htmr) /* * Called when the clock was set to cancel the timers in the cancel - * list. + * list. This will wake up processes waiting on these timers. The + * wake-up requires ctx->ticks to be non zero, therefore we increment + * it before calling wake_up_locked(). */ void timerfd_clock_was_set(void) { @@ -76,6 +78,7 @@ void timerfd_clock_was_set(void) spin_lock_irqsave(&ctx->wqh.lock, flags); if (ctx->moffs.tv64 != moffs.tv64) { ctx->moffs.tv64 = KTIME_MAX; + ctx->ticks++; wake_up_locked(&ctx->wqh); } spin_unlock_irqrestore(&ctx->wqh.lock, flags); |