linux-kernel - Re: Xorg crash at first start

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Date:	Thu, 04 Dec 2008 15:32:13 +0100
From:	Cédric Godin <cedric@...bone.be>
To:	Keith Packard <keithp@...thp.com>
CC:	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: Xorg crash at first start

Cédric Godin wrote:
> Hello,
>
> With the v2.6.28-rc7-105-gfeaf384 kernel, when booting my compaq with
> attached config, 
now really attached :-)
> the screen switches in graphical mode but then switches
> back in textual mode with an 'irq10 nobody cared' error in dmesg (attached).
>
> If I restart kdm by hand, all is ok (i have my kdm) but the error yet
> appears in dmesg (at each X start in fact).
>
> I bisected the problem (git bisect log attached) and found the following
> commit as "culprit" :
>
> commit 52440211dcdc52c0b757f8b34d122e11b12cdd50
> Author: Keith Packard <keithp@...thp.com>
> Date:   Tue Nov 18 09:30:25 2008 -0800
>
>     drm: move drm vblank initialization/cleanup to driver load/unload
>
>     drm vblank initialization keeps track of the changes in driver-supplied
>     frame counts across vt switch and mode setting, but only if you let
> it by
>     not tearing down the drm vblank structure.
>
>     Signed-off-by: Keith Packard <keithp@...thp.com>
>     Signed-off-by: Dave Airlie <airlied@...hat.com>
>
> Reverting it brings back my X screen at first start.
>
> If you need more infos, ask.
>
> Cedric
>
>   


View attachment "config-2.6.28-slub-vol" of type "text/plain" (51343 bytes)