Re: [PATCH] cancel_delayed_work: use del_timer() instead of del_timer_sync()

[David Howells]

Oleg Nesterov <oleg@xxxxxxxxxx> wrote:

> del_timer_sync() buys nothing for cancel_delayed_work(), but it is less
> efficient since it locks the timer unconditionally, and may wait for the
> completion of the delayed_work_timer_fn().

Okay, this patch seems to work for me, though I'm not using any of the other
related patches that are in the -mm tree (I modified this patch to compile
directly on top of Linus's vanilla tree).

Acked-By: David Howells <dhowells@xxxxxxxxxx>
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