From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Linus Torvalds <torvalds@osdl.org>
Subject: Re: [patch] PM: suspend/resume debugging should depend on  SOFTWARE_SUSPEND
Date: Sun, 19 Nov 2006 18:44:13 +0100
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Cc: Chuck Ebbert <76306.1226@compuserve.com>,
       linux-kernel <linux-kernel@vger.kernel.org>,
       Andrew Morton <akpm@osdl.org>
References: <200611190320_MC3-1-D21B-111C@compuserve.com> <Pine.LNX.4.64.0611190930370.3692@woody.osdl.org>
In-Reply-To: <Pine.LNX.4.64.0611190930370.3692@woody.osdl.org>
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On Sunday, 19 November 2006 18:33, Linus Torvalds wrote:
> 
> On Sun, 19 Nov 2006, Chuck Ebbert wrote:
> >
> > When doing 'make oldconfig' we should ask about suspend/resume
> > debug features when SOFTWARE_SUSPEND is not enabled.
> 
> That's wrong.
> 
> I never use SOFTWARE_SUSPEND, and I think the whole concept is totally 
> broken.
> 
> Sane people use suspend-to-ram, and that's when you need the suspend and 
> resume debugging.
> 
> Software-suspend is silly. I want my machine back in three seconds, not 
> waiting for minutes..

In fact that's up to 30 seconds on a modern box, usually less than that.

And suspend-to-ram doesn't work on quilte a lot of boxes right now.  Also, you
can use the software suspend on boxes that don't support the suspend-to-ram
at all.

Greetings,
Rafael


-- 
You never change things by fighting the existing reality.
		R. Buckminster Fuller
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