linux-kernel - Re: A kexec approach to hibernation

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Date:	Tue, 05 Jun 2007 10:15:41 +0200
From:	Xavier Bestel <xavier.bestel@...e.fr>
To:	nigel@...el.suspend2.net
Cc:	Jeremy Maitin-Shepard <jmaitins@...rew.cmu.edu>,
	Pavel Machek <pavel@....cz>,
	Jeremy Maitin-Shepard <jbms@....edu>,
	"Rafael J. Wysocki" <rjw@...k.pl>, linux-kernel@...r.kernel.org,
	Linus Torvalds <torvalds@...l.org>
Subject: Re: A kexec approach to hibernation

On Tue, 2007-06-05 at 08:36 +1000, Nigel Cunningham wrote:
> I spent some time, last I think, seriously considering this approach.
> The more I thought about the details, the more I realised that it wasn't
> a viable approach. As I said before, it does indeed sound like a dream
> at first, but once you get into the details, it becomes more and more of
> a nightmare.

>>From very far, it looks like apm suspend (i.e. an "external" system
taking control of the computer for hibernation and resuming).
FWIW, on my old laptop apm beats any kernel solution hands down in terms
of speed and robustness. Not that this means anything for kexec-suspend.

	Xav


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