Re: [PATCH 02/10] freezer: skip waking up tasks with PF_FREEZER_SKIPset

From: Tejun Heo
Date: Mon Apr 29 2013 - 18:16:37 EST

On Mon, Apr 29, 2013 at 03:08:31PM -0700, Tejun Heo wrote:
> > spent freezing by a factor of 5. It will have a similar effect on a
> > non-Android system, although those generally don't care about
> > suspend/resume optimization.
> Yeah, if it's something which makes actual difference rather than
> "this seems to be a good idea" thing, sure, let's find a way.

And a probably better approach would be rolling should_skip test into
freeze_task() with a comment explaining the interlocking rather than
adding should_skip test in its callers.


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