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| author | Andrew Morton | 2006-07-14 09:24:06 +0200 |
|---|---|---|
| committer | Linus Torvalds | 2006-07-15 06:53:52 +0200 |
| commit | a0009652af385a42f0e0604136f772ead406c78d (patch) | |
| tree | 166224a3c3239ae5f7bd07759dd70b9bb2d95e28 /kernel/timer.c | |
| parent | [PATCH] remove kernel/kthread.c:kthread_stop_sem() (diff) | |
| download | kernel-qcow2-linux-a0009652af385a42f0e0604136f772ead406c78d.tar.gz kernel-qcow2-linux-a0009652af385a42f0e0604136f772ead406c78d.tar.xz kernel-qcow2-linux-a0009652af385a42f0e0604136f772ead406c78d.zip | |
[PATCH] del_timer_sync(): add cpu_relax()
Relax the CPU in the del_timer_sync() busywait loop.
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel/timer.c')
| -rw-r--r-- | kernel/timer.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/timer.c b/kernel/timer.c index 2a87430a58d4..acfa557e685b 100644 --- a/kernel/timer.c +++ b/kernel/timer.c @@ -374,6 +374,7 @@ int del_timer_sync(struct timer_list *timer) int ret = try_to_del_timer_sync(timer); if (ret >= 0) return ret; + cpu_relax(); } } |