linux-kernel - Re: suspend blockers & Android integration

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Date:	Fri, 4 Jun 2010 10:34:23 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Arve Hj?nnev?g <arve@...roid.com>
Cc:	tytso@....edu, Brian Swetland <swetland@...gle.com>,
	Neil Brown <neilb@...e.de>,
	Thomas Gleixner <tglx@...utronix.de>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	Alan Stern <stern@...land.harvard.edu>,
	Felipe Balbi <felipe.balbi@...ia.com>,
	Peter Zijlstra <peterz@...radead.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Florian Mickler <florian@...kler.org>,
	Linux OMAP Mailing List <linux-omap@...r.kernel.org>,
	Linux PM <linux-pm@...ts.linux-foundation.org>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	James Bottomley <James.Bottomley@...e.de>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Kevin Hilman <khilman@...prootsystems.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Arjan van de Ven <arjan@...radead.org>
Subject: Re: suspend blockers & Android integration


* Arve Hj?nnev?g <arve@...roid.com> wrote:

> > [...]
> >
> > Why do you need to track input wakeups? It's rather fragile and rather 
> > unnecessary [...]
> 
> Because we have keys that should always turn the screen on, but the problem 
> is not specific to input events. If we enabled a wakeup event it usually 
> means we need this event to always work, not just when the system is fully 
> awake or fully suspended.

Hm, i cannot follow that generic claim. Could you please point out the problem 
to me via a specific example? Which task does what, what undesirable thing 
happens where, etc.

Thanks,

	Ingo
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