linux-kernel - Re: [REGRESSION] nouveau: Memory corruption using nva3 engine for 0xaf

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Message-ID: <20120705083410.GA395@polaris.bitmath.org>
Date:	Thu, 5 Jul 2012 10:34:10 +0200
From:	"Henrik Rydberg" <rydberg@...omail.se>
To:	Ben Skeggs <skeggsb@...il.com>
Cc:	Ben Skeggs <bskeggs@...hat.com>, nouveau@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org
Subject: Re: [REGRESSION] nouveau: Memory corruption using nva3 engine for
 0xaf

On Thu, Jul 05, 2012 at 08:54:46AM +0200, Henrik Rydberg wrote:
> > Thanks for tracking down the source of this corruption.  I don't have
> > any such hardware, so until someone can figure it out, I think we
> > should apply this patch.
> 
> In that case, I would have to massage the patch a bit first; it
> creates a problem with suspend/resume. Might be something with
> nva3_pm.c, who knows. I am really stabbing in the dark here. :-)

It seems the suspend/resume problem is unrelated (bad systemd update),
so I am fine with applying this as is. Obviously not the best
solution, and if I have time I will continue to look for problems in
the nva3 copy code, but for now,

    Signed-off-by: Henrik Rydberg <rydberg@...omail.se>

Thanks,
Henrik
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