linux-kernel - Re: [RFD] Automatic suspend

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Message-ID: <20090220072746.7d7a27cd@infradead.org>
Date:	Fri, 20 Feb 2009 07:27:46 -0800
From:	Arjan van de Ven <arjan@...radead.org>
To:	Arve Hjønnevåg <arve@...roid.com>
Cc:	Matthew Garrett <mjg59@...f.ucam.org>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	"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>, Pavel Machek <pavel@....cz>,
	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 Thu, 19 Feb 2009 21:35:39 -0800
Arve Hjønnevåg <arve@...roid.com> wrote:

> However, if you
> install an application that wakes up 60 times a second (to check if it
> need to draw something on the screen) the difference between idle and
> suspend becomes 10 hours versus 40 days, or 10 hours versus 3 days
> with my use.

then that is the point where you use the timerslack to throttle such
non-system applications.... that's very obvious and there today..


-- 
Arjan van de Ven 	Intel Open Source Technology Centre
For development, discussion and tips for power savings, 
visit http://www.lesswatts.org
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