linux-kernel - Re: [PATCH] Remove process freezer from suspend to RAM pathway

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Message-Id: <200707030813.53481.oliver@neukum.org>
Date:	Tue, 3 Jul 2007 08:13:53 +0200
From:	Oliver Neukum <oliver@...kum.org>
To:	Matthew Garrett <mjg59@...f.ucam.org>
Cc:	linux-kernel@...r.kernel.org, linux-pm@...ts.linux-foundation.org
Subject: Re: [PATCH] Remove process freezer from suspend to RAM pathway

Am Dienstag, 3. Juli 2007 schrieb Matthew Garrett:
> Suspend to RAM on a machine with / on a fuse filesystem turns out to be 
> a screaming nightmare - either the suspend fails because syslog (for 
> instance) can't be frozen, or the machine deadlocks for some other 
> reason I haven't tracked down. We could "fix" fuse, or alternatively we 
> could do what we do for suspend to RAM on other platforms (PPC and APM) 
> and just not use the freezer.

Only if you want to audit all character devices' read() and write()
methods for races against suspend().
/ on fuse is a bad idea.

	Regards
		Oliver

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