linux-kernel - Re: [RFC][PATCH -mm 1/2] PM: Introduce hibernation and suspend notifiers

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Message-ID: <20070603164143.GB4093@ucw.cz>
Date:	Sun, 3 Jun 2007 16:41:43 +0000
From:	Pavel Machek <pavel@....cz>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	pm list <linux-pm@...ts.linux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Matthew Garrett <mjg59@...f.ucam.org>,
	Nigel Cunningham <nigel@...el.suspend2.net>,
	Alan Stern <stern@...land.harvard.edu>,
	Oliver Neukum <oliver@...kum.org>
Subject: Re: [RFC][PATCH -mm 1/2] PM: Introduce hibernation and suspend notifiers

Hi!

> From: Rafael J. Wysocki <rjw@...k.pl>
> 
> Make it possible to register hibernation and suspend notifiers, so that
> subsystems can perform hibernation-related or suspend-related operations that
> should not be carried out by device drivers' .suspend() and .resume() routines.

One more question: what will we call in suspend-to-both case? I do not
think we can call SUSPEND_PREPARE with frozen tasks, so just one call
to HIBERNATION_PREPARE?

> Signed-off-by: Rafael J. Wysocki <rjw@...k.pl>
Ack.

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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