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

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Message-Id: <200707031509.39683.rjw@sisk.pl>
Date:	Tue, 3 Jul 2007 15:09:39 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Matthew Garrett <mjg59@...f.ucam.org>
Cc:	Oliver Neukum <oliver@...kum.org>, linux-kernel@...r.kernel.org,
	linux-pm@...ts.linux-foundation.org
Subject: Re: [PATCH] Remove process freezer from suspend to RAM pathway

On Tuesday, 3 July 2007 14:13, Matthew Garrett wrote:
> On Tue, Jul 03, 2007 at 08:13:53AM +0200, Oliver Neukum wrote:
> 
> > Only if you want to audit all character devices' read() and write()
> > methods for races against suspend().
> > / on fuse is a bad idea.
> 
> Any driver that assumes that userspace will be frozen during suspend has 
> been broken forever. That behaviour has never been guaranteed.

Can we please fix those drivers _first_, then?

Rafael


-- 
"Premature optimization is the root of all evil." - Donald Knuth
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