Re: Attempted summary of suspend-blockers LKML thread

From: Matthew Garrett
Date: Wed Aug 04 2010 - 16:49:16 EST

On Wed, Aug 04, 2010 at 10:42:08PM +0200, Pavel Machek wrote:

> This came like a bit of a shock to me ("why do they make it so complex
> then"), but... it also means that as soon as you are able to stop
> "unwanted" processing, you can just leave normal cpuidle mechanisms to
> deal with the rest...

How do you differentiate between "unwanted" and "wanted" processing in
the same task in a race-free manner?

Matthew Garrett | mjg59@xxxxxxxxxxxxx
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