Message-ID: <509012B8.1010706@odi.ch>
Date: Tue, 30 Oct 2012 18:47:36 +0100
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To: Marcin Slusarz <marcin.slusarz@gmail.com>, bskeggs@redhat.com,
        linux-kernel@vger.kernel.org
Subject: Re: drm/nouveau: crash regression in 3.5
References: <500ED9EC.5040309@odi.ch> <20120724205746.GA8707@joi.lan> <500FB279.1020904@odi.ch> <20120725184205.GA3119@joi.lan> <50113E76.9090706@odi.ch> <20120729201532.GA3566@joi.lan> <50166D15.7090305@odi.ch> <20120730171629.GA3271@joi.lan> <50194F7B.7040401@odi.ch> <501A63FF.8030503@odi.ch> <20120802165630.GA3058@joi.lan>
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On 02.08.2012 18:56, Marcin Slusarz wrote:
> On Thu, Aug 02, 2012 at 01:26:55PM +0200, Ortwin Glück wrote:
>> I have managed to turn the crash into a WARN_ON, by adding this to the
>> begin of nouveau_software_vblank():
>>
>>           if (!psw) {
>>                   WARN_ON(1);
>>                   return;
>>           }
>
> Yes, I know about it, but this change fixes only a symptom. We should not get
> into this code at all without enabling vblank.

I was wondering if that is ever going to be fixed in stable. Nouveau is 
broken due to this bug in 3.5 and 3.6 on HP laptops -- not terribly 
exotic hardware, is it? Is there any reason why this should not be 
submitted to stable?

Ortwin

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