linux-kernel - Re: [PATCH] cpuidle: avoid singing capacitors

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Date:	Mon, 3 Mar 2008 22:08:39 +0100
From:	Pavel Machek <pavel@....cz>
To:	Pierre Ossman <drzeus-list@...eus.cx>
Cc:	Venkatesh Pallipadi <venkatesh.pallipadi@...el.com>,
	Adam Belay <abelay@...ell.com>,
	linux-pm@...ts.linux-foundation.org,
	LKML <linux-kernel@...r.kernel.org>,
	Andi Kleen <andi@...stfloor.org>,
	Lee Revell <rlrevell@...-job.com>
Subject: Re: [PATCH] cpuidle: avoid singing capacitors

On Mon 2008-03-03 22:03:10, Pierre Ossman wrote:
> On Mon, 3 Mar 2008 21:46:03 +0100
> Pavel Machek <pavel@....cz> wrote:
> 
> > >  
> > > +static unsigned int min_deep_sleep = 2000;
> > > +
> > 
> > Well, why not, but I believe we should default to old behaviour... not
> > all machines are cheaply-build.
> 
> One would hope. ;)
> 
> But the problem is that most people will not be able to find this
> option (or even know such an option exists). I'd guess the distros will
> just end up having this on by default anyway. And since I could not
> measure any extra power drain, I believe it's hard to justify having it
> off by default (more than by pure principle).

So just leave it off by default, and let distros break their own
kernels ;-).
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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