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[PATCH] del_timer_sync(): add cpu_relax()

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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>
This commit is contained in:
Andrew Morton 2006-07-14 00:24:06 -07:00 committed by Linus Torvalds
parent 52e92e5788
commit a0009652af
1 changed files with 1 additions and 0 deletions
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kernel/timer.c
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@ -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();
}
}