linux-kernel - Re: [RFD] Automatic suspend

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Message-ID: <20090220182213.GA1681@ucw.cz>
Date:	Fri, 20 Feb 2009 19:22:15 +0100
From:	Pavel Machek <pavel@....cz>
To:	Matthew Garrett <mjg59@...f.ucam.org>
Cc:	"Rafael J. Wysocki" <rjw@...k.pl>,
	Arjan van de Ven <arjan@...radead.org>,
	"Woodruff, Richard" <r-woodruff2@...com>,
	Alan Stern <stern@...land.harvard.edu>,
	Kyle Moffett <kyle@...fetthome.net>,
	Oliver Neukum <oliver@...kum.org>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	pm list <linux-pm@...ts.linux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Arve Hj?nnev?g <arve@...roid.com>,
	Nigel Cunningham <nigel@...el.suspend2.net>,
	mark gross <mgross@...ux.intel.com>,
	Uli Luckas <u.luckas@...d.de>,
	Igor Stoppa <igor.stoppa@...ia.com>,
	Brian Swetland <swetland@...gle.com>,
	Len Brown <lenb@...nel.org>
Subject: Re: [RFD] Automatic suspend

 On Mon 2009-02-16 23:23:30, Matthew Garrett wrote:
> On Tue, Feb 17, 2009 at 12:19:38AM +0100, Rafael J. Wysocki wrote:
> 
> > This, again, seems to be a bit x86-centric. :-)  The Android people are telling
> > us that on the hardware they deal with it does make sense to put the entire
> > system to sleep even for relatively short periods of time, since the latencies
> > involved are not too bad.
> 
> Arve said that the power state was equivalent in idle and suspend, but 

...for Arve's hardware. Not all embedded systems are like that, and
OLPC / PCs are definitely not like that.

								Pavel

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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