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| author | David S. Miller <davem@davemloft.net> | 2011-10-24 18:18:09 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-10-24 18:18:09 -0400 |
| commit | 1805b2f04855f07afe3a71d620a68f483b0ed74f (patch) | |
| tree | b823b90f37f5404fcaef70f785c70112ca74a329 /kernel/posix-cpu-timers.c | |
| parent | 78d81d15b74246c7cedf84894434890b33da3907 (diff) | |
| parent | f42af6c486aa5ca6ee62800cb45c5b252020509d (diff) | |
| download | linux-1805b2f04855f07afe3a71d620a68f483b0ed74f.tar.gz linux-1805b2f04855f07afe3a71d620a68f483b0ed74f.tar.bz2 linux-1805b2f04855f07afe3a71d620a68f483b0ed74f.zip | |
Merge branch 'master' of ra.kernel.org:/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'kernel/posix-cpu-timers.c')
| -rw-r--r-- | kernel/posix-cpu-timers.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/kernel/posix-cpu-timers.c b/kernel/posix-cpu-timers.c index c8008dd58ef2..640ded8f5c48 100644 --- a/kernel/posix-cpu-timers.c +++ b/kernel/posix-cpu-timers.c @@ -274,9 +274,7 @@ void thread_group_cputimer(struct task_struct *tsk, struct task_cputime *times) struct task_cputime sum; unsigned long flags; - spin_lock_irqsave(&cputimer->lock, flags); if (!cputimer->running) { - cputimer->running = 1; /* * The POSIX timer interface allows for absolute time expiry * values through the TIMER_ABSTIME flag, therefore we have @@ -284,8 +282,11 @@ void thread_group_cputimer(struct task_struct *tsk, struct task_cputime *times) * it. */ thread_group_cputime(tsk, &sum); + spin_lock_irqsave(&cputimer->lock, flags); + cputimer->running = 1; update_gt_cputime(&cputimer->cputime, &sum); - } + } else + spin_lock_irqsave(&cputimer->lock, flags); *times = cputimer->cputime; spin_unlock_irqrestore(&cputimer->lock, flags); } |