Re: [PATCH 09/13] PM: wakelock: Abort task freezing if a wake lock is held.

Pavel Machek
2009-02-08T23:00:12Z

On Thu 2009-02-05 19:42:13, Arve Hj?nnev?g wrote:
> On Thu, Feb 5, 2009 at 2:02 AM, Pavel Machek <pavel@ucw.cz> wrote:
> > ...so I guess I'll wait for extended description.
> PM: wakelock: Abort task freezing if a wakelock is locked.
>
> If a wakelock is locked, suspend will fail anyway. Since try_to_freeze_tasks
> can take up to 20 seconds to complete or fail, aborting as soon as someone
> locks a wakelock (e.g. from an interrupt handler) improves the worst case
> wakeup latency.

Well, I'd rather fix the cases when freeze() takes too long. If that
is infeasible, yes, I guess we can do this.
Pavel
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