Re: [PATCH 1/8] PM: Add suspend block api.

From: Florian Mickler
Date: Thu May 20 2010 - 05:11:31 EST

On Tue, 18 May 2010 15:11:11 +0200
Pavel Machek <pavel@xxxxxx> wrote:

> On Thu 2010-05-13 21:11:06, Arve Hj??nnev??g wrote:
> > Adds /sys/power/policy that selects the behaviour of /sys/power/state.
> > After setting the policy to opportunistic, writes to /sys/power/state
> > become non-blocking requests that specify which suspend state to
> > enter
> Yeah, one file selects behavior of another file, and to read available
> states for opportunistic, you have to write to file first.
> I still don't like the interface.

Actually, what would be a better interface?

I wonder why it is not like this:

no change, works with and without opportunistic suspend the
same. Ignores suspend blockers. Really no change. (From user

On / Off
While Off the opportunistic suspend is off.
While On, the opportunistic suspend is on and if there are no
suspend blockers the system goes to suspend.


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