linux-kernel - Re: removing refrigerator does not help with s2ram vs. fuse deadlocks (was Re: [linux-pm] Re: [PATCH] Remove process freezer from suspend to RAM pathway)

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Message-ID: <20070705135758.GB22177@srcf.ucam.org>
Date:	Thu, 5 Jul 2007 14:57:58 +0100
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	Pavel Machek <pavel@....cz>
Cc:	Paul Mackerras <paulus@...ba.org>,
	Alan Stern <stern@...land.harvard.edu>,
	Johannes Berg <johannes@...solutions.net>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	Linux-pm mailing list <linux-pm@...ts.linux-foundation.org>,
	Kernel development list <linux-kernel@...r.kernel.org>
Subject: Re: removing refrigerator does not help with s2ram vs. fuse deadlocks (was Re: [linux-pm] Re: [PATCH] Remove process freezer from suspend to RAM pathway)

On Thu, Jul 05, 2007 at 11:15:26AM +0200, Pavel Machek wrote:

> Now, if kernel needs FUSE services for some reason (that's the problem
> we hit in s2ram case, right?), we have a deadlock.
> 
> So main problem still seems to be "kernel should not depend on
> userland services during suspend", refrigerator or not.

And also "Userland should not depend on userland services", which is 
rather more of a problem.
-- 
Matthew Garrett | mjg59@...f.ucam.org
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