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

[Daniel Walker]

On Fri, 2010-05-07 at 18:36 +0100, Matthew Garrett wrote:
> On Fri, May 07, 2010 at 10:20:37AM -0700, Daniel Walker wrote:
> 
> > MSM doesn't have those power states unfortunately .. Your kind of
> > suggesting what I was suggesting in that we should suspend in idle. Your
> > hardware can do it easier tho since your have power states that are
> > equal to suspend.
> 
> If your wakeup latencies are sufficiently low and you have fine-grained 
> enough control over your hardware then suspend in idle is a reasonable 
> thing to do - but if you have a userspace app that's spinning then 
> that doesn't solve the issue.

If there's a userspace app spinning then you don't go idle (or that's my
assumption anyway). You mean like repeatedly blocking and unblocking
right?

Daniel


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