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SubjectRe: [linux-pm] [PATCH 0/8] Suspend block api (version 8)
On Sat, 29 May 2010 02:42:35 +0300
Felipe Contreras <> wrote:

> On Fri, May 28, 2010 at 5:12 PM, Igor Stoppa <> wrote:
> > ext Brian Swetland wrote:
> >> How is it flawed?  Serious question.
> >
> > I would avoid repeating all the good arguments given so far, but to make it
> > short:
> >
> > * I believe runtime PM is a much better starting point (at least for the
> > type of HW targeted at mobile devices) because it mimics an always-on system
> > toward userspace, which requires less disruption in the way apps are
> > designed
> I agree.
> If I understand correctly, if we have a perfect user-space that only
> does work when strictly needed and trying to do it in bursts, then we
> would be reaching the lowest power state, and there would be no need
> for suspend. The problem is that Android's user-space is pretty far
> from that, so they said "let's segregate user-space and go to lower
> power mode anyway".

This has already been mentioned (who knew?): Android doesn't
want to depend on userspace for this.

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