diff options
author | Tony Luck <tony.luck@intel.com> | 2005-06-29 15:21:41 -0700 |
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committer | Tony Luck <tony.luck@intel.com> | 2005-06-29 15:21:41 -0700 |
commit | d18bfacff20f08aecf01bb971b110ca108eef3c7 (patch) | |
tree | 255f862839c593c796e609328575b611e3f56cf3 /kernel/itimer.c | |
parent | a68db763af9b676590c3fe9ec3f17bf18015eb2f (diff) | |
parent | fd782a4a99d2d3e818b9465c427b10f7f027d7da (diff) |
Auto merge with /home/aegl/GIT/linus
Diffstat (limited to 'kernel/itimer.c')
-rw-r--r-- | kernel/itimer.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/kernel/itimer.c b/kernel/itimer.c index 1dc988e0d2c..a72cb0e5aa4 100644 --- a/kernel/itimer.c +++ b/kernel/itimer.c @@ -153,11 +153,15 @@ int do_setitimer(int which, struct itimerval *value, struct itimerval *ovalue) switch (which) { case ITIMER_REAL: +again: spin_lock_irq(&tsk->sighand->siglock); interval = tsk->signal->it_real_incr; val = it_real_value(tsk->signal); - if (val) - del_timer_sync(&tsk->signal->real_timer); + /* We are sharing ->siglock with it_real_fn() */ + if (try_to_del_timer_sync(&tsk->signal->real_timer) < 0) { + spin_unlock_irq(&tsk->sighand->siglock); + goto again; + } tsk->signal->it_real_incr = timeval_to_jiffies(&value->it_interval); it_real_arm(tsk, timeval_to_jiffies(&value->it_value)); |