Re: [linux-pm] [RFC][PATCH] PM: Allow wakeup events to abort freezing of tasks

From: Rafael J. Wysocki
Date: Fri Oct 01 2010 - 17:25:24 EST


On Thursday, September 30, 2010, Pavel Machek wrote:
> On Thu 2010-09-30 00:16:50, Rafael J. Wysocki wrote:
> > From: Rafael J. Wysocki <rjw@xxxxxxx>
> > Subject: PM: Allow wakeup events to abort freezing of tasks
> >
> > If there is a wakeup event during the freezing of tasks, suspend or
> > hibernation will fail anyway. Since try_to_freeze_tasks() can take
> > up to 20 seconds to complete or fail, aborting it as soon as a wakeup
> > event is detected improves the worst case wakeup latency.
> >
> > Based on a patch from Arve Hj??nnev??g.
> >
> > Signed-off-by: Rafael J. Wysocki <rjw@xxxxxxx>
>
> Ack.

Thanks!
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