diff options
| author | Watanabe <shunsuke.watanabe@tel.com> | 2012-10-28 11:13:44 +0100 |
|---|---|---|
| committer | Steven Rostedt <rostedt@rostedt.homelinux.com> | 2013-02-14 12:34:47 -0500 |
| commit | 2520d47b30debb666be847d13e82a71597471980 (patch) | |
| tree | 3f140306f3cbeb537149b59bf09adfdf282a073d | |
| parent | 00c5994bd4916d086844d21f52c4ef8eca0e2d87 (diff) | |
hrtimer: Raise softirq if hrtimer irq stalled
When the hrtimer stall detection hits the softirq is not raised.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: stable-rt@vger.kernel.org
| -rw-r--r-- | kernel/hrtimer.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c index 73278468fadc..87b49177355c 100644 --- a/kernel/hrtimer.c +++ b/kernel/hrtimer.c @@ -1527,11 +1527,7 @@ retry: if (expires_next.tv64 == KTIME_MAX || !tick_program_event(expires_next, 0)) { cpu_base->hang_detected = 0; - - if (raise) - raise_softirq_irqoff(HRTIMER_SOFTIRQ); - - return; + goto out; } /* @@ -1575,6 +1571,9 @@ retry: tick_program_event(expires_next, 1); printk_once(KERN_WARNING "hrtimer: interrupt took %llu ns\n", ktime_to_ns(delta)); +out: + if (raise) + raise_softirq_irqoff(HRTIMER_SOFTIRQ); } /* |