linux-kernel - Re: [Nouveau] 3.12rc1-pre Nouveau? oops

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Date:	Mon, 09 Sep 2013 00:01:53 +0200
From:	Tobias Klausmann <tobias.johannes.klausmann@....thm.de>
To:	Dave Airlie <airlied@...il.com>
CC:	Ilia Mirkin <imirkin@...m.mit.edu>, Dave Airlie <airlied@...ux.ie>,
	nouveau <nouveau@...ts.freedesktop.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [Nouveau] 3.12rc1-pre Nouveau? oops


On 08.09.2013 23:33, Dave Airlie wrote:
>>> Looks like you have Optimus (intel + nvidia), and the backtrace has
>>> runtime pm in it, which is something new Dave added for 3.12, adding
>>> him in explicitly. The simplest explanation is that disp->init is
>>> NULL. And it seems like there are no outputs from the earlier nouveau
>>> init prints. I guess that the call to nouveau_display_resume from
>>> nouveau_pmops_runtime_resume should be guarded by a if
>>> (dev->mode_config.num_crtc) like it is everywhere else.
>>>
>>>    -ilia
>> Your guess was right, this (hopefully attached patch) fixes it for me!
> Does it look like this one?
>
> Dave.
No, mine was quick and dirty, reverted it and took yours. But i'm a 
little bit confused that this is a suspend/resume problem, i booted the 
kernel for the first time while seeing the oops. But anyway i tested it 
and it works.

Tobias
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