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Date: Tue, 17 Jul 2007 20:54:24 -0700 (PDT) From: david@...g.hm To: Matthew Garrett <mjg59@...f.ucam.org> cc: "Rafael J. Wysocki" <rjw@...k.pl>, Jim Crilly <jim@....dont.jablowme.net>, LKML <linux-kernel@...r.kernel.org>, Alan Stern <stern@...land.harvard.edu>, Andrew Morton <akpm@...ux-foundation.org>, "Eric W. Biederman" <ebiederm@...ssion.com>, "Huang, Ying" <ying.huang@...el.com>, Jeremy Maitin-Shepard <jbms@....edu>, Kyle Moffett <mrmacman_g4@....com>, Nigel Cunningham <nigel@...el.suspend2.net>, Pavel Machek <pavel@....cz>, pm list <linux-pm@...ts.linux-foundation.org>, Al Boldi <a1426z@...ab.com> Subject: Re: Hibernation considerations On Wed, 18 Jul 2007, Matthew Garrett wrote: > On Tue, Jul 17, 2007 at 08:19:32AM -0700, david@...g.hm wrote: >> On Tue, 17 Jul 2007, Matthew Garrett wrote: >>> Powering off rather than using S4 means you lose most wakeup device >>> support. That would be a functional regression compared to the current >>> code. >> >> only if the kexec isn't able to initialize those devices. > > If you aren't using ACPI, you probably don't know how to. the current kexec patch to allow you to move back to the original kernel requires ACPI be disabled to work. that states pretty strongly that kexec isn't dependant on ACPI to initialize devices. David Lang - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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