linux-kernel - Re: [Bug #15100] X11 is black after resume from s2ram if my T400 was previous in docking station before

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Date:	Mon, 8 Feb 2010 11:58:36 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Toralf Förster <toralf.foerster@....de>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Kernel Testers List <kernel-testers@...r.kernel.org>,
	Maciej Rutecki <maciej.rutecki@...il.com>,
	"Eric Anholt" <eric@...olt.net>,
	"Jesse Barnes" <jbarnes@...tuousgeek.org>,
	"Matthew Garrett" <mjg@...hat.com>
Subject: Re: [Bug #15100] X11 is black after resume from s2ram if my T400 was previous in docking station before

On Monday 08 February 2010, Toralf Förster wrote:
> 
> Rafael J. Wysocki wrote at 01:28:23
> > This message has been generated automatically as a part of a report
> > of regressions introduced between 2.6.31 and 2.6.32.
> > 
> > The following bug entry is on the current list of known regressions
> > introduced between 2.6.31 and 2.6.32.  Please verify if it still should
> > be listed and let the tracking team know (either way).
> > 
> > 
> > Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15100
> > Subject		: X11 is black after resume from s2ram if my T400 was previous in
> >  docking station before Submitter	: Toralf Förster <toralf.foerster@....de>
> > Date		: 2010-01-21 08:56 (18 days old)
> > First-Bad-Commit:
> >  http://git.kernel.org/git/linus/c1c7af60892070e4b82ad63bbfb95ae745056de0
> > 
> 
> The current 2.6.33-rc7 has a much more worse behaviour. With the previuos 
> series I could (sometimes) put the ThinkPAd into the docking station again 
> (after wakeup) and the external screen shows the X11 screen or at least I 
> could press Ctr-Alt-Backspace and restart the X11 server. The current -rc7 
> however is balck, don't accept after wakeup key nor mouse nor any SysRQ 
> keyboard sequence.

I wonder if the patch from http://bugzilla.kernel.org/show_bug.cgi?id=15000
helps?

Rafael
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