Re: Virtualbox 3D accel broken in xf86-video-nouveau 1.0.3

[Pouar <thepouar-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>]

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On 2012/11/01 18:05, Dave Airlie wrote:
> On Fri, Nov 2, 2012 at 2:32 AM, Marcin Slusarz <marcin.slusarz-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> wrote:
>> On Thu, Nov 01, 2012 at 11:13:03AM -0500, Pouar wrote:
>>>     On 2012/10/31 17:27, Marcin Slusarz wrote:
>>>
>>> On Tue, Oct 30, 2012 at 01:30:53PM -0500, Pouar wrote:
>>>
>>>     On 10/30/2012 01:28 PM, Pouar wrote:
>>>
>>>     On 10/28/2012 01:21 PM, Pouar wrote:
>>>
>>>     On 10/28/2012 01:18 PM, Emil Velikov wrote:
>>>
>>>       On Sun, 28 Oct 2012 01:15:54 -0000, Pouar wrote:
>>>
>>>       there's a regression in the xf86-video-nouveau driver that came up
>>>       in
>>>       1.0.3 that causes the desktop to bounce around in virtualbox
>>>       whenever
>>>       using HW acceleration in cinnamon and gnome 3, but not in fallback
>>>       or
>>>       cinnamon 2d, only happens in virtualbox and not the host, I've
>>>       confirmed
>>>       it was the graphics driver on the host because it happened with the
>>>       1.0.3 driver but not the 1.0.2.
>>>       anyone else having this problem? I'm using GeForce GTX 560 Ti
>>>
>>>       Hi Pouar
>>>       Can you open a bug, following these instructions [1]
>>>       Ideally you can try bisecting the issue - there are only 10 changes
>>>       that may have caused the issue
>>>       Cheers
>>>       Emil
>>>       [1] [1][1]http://nouveau.freedesktop.org/wiki/Bugs
>>>
>>>       I just did
>>>
>>>     --
>>>     Pouar
>>>
>>>       by I just did I meant the bug report, not the bisecting, I have zero
>>>       experience with driver programming, much less graphics driver
>>>       programming, so I wouldn't know what to look for, I signed up for
>>>       this mailing list to keep track of the different driver issues and
>>>       bugs and their progress
>>>
>>> You don't need to have any experience in driver programming to bisect this bug.
>>>
>>> git clone git://anongit.freedesktop.org/git/nouveau/xf86-video-nouveau/
>>> cd xf86-video-nouveau/
>>> ./autogen.sh
>>> make
>>>
>>> If you can compile successfully, do:
>>>
>>> 1) git bisect start xf86-video-nouveau-1.0.3 xf86-video-nouveau-1.0.2
>>> 2) make && sudo rm /usr/lib/xorg/modules/drivers/nouveau_drv.so && sudo cp src/.
>>> libs/nouveau_drv.so /usr/lib/xorg/modules/drivers
>>> 3) Restart X. Try to reproduce the bug.
>>> 4) If you can't reproduce it - do "git bisect good", if you can - do "git bisect
>>>   bad".
>>> 5) Go to 2). After ~4 compiles it will tell you about first bad commit - this
>>> is what we want to see.
>>>
>>> Marcin
>>>
>>>     Did the bisect today. Here's what I got:
>>>     297fd0d0755bda698be1d0b30cc60a41d7673c0b is the first bad commit
>>>     commit 297fd0d0755bda698be1d0b30cc60a41d7673c0b
>>>     Author: Dave Airlie [2]<airlied-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
>>>     Date:   Tue Oct 16 16:15:16 2012 +1000
>>>         nouveau/dri2: fix pixmap/window offset calcs.
>>>
>>>         This should fix prime rendering under kwin, and not break it under
>>>     the
>>>         others.
>>>
>>>         Signed-off-by: Dave Airlie [3]<airlied-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
>>>     :040000 040000 10860842c2d9ff579e3e0b46b1edfc332d40b311
>>>     886ca8b5c05779ee410c6d14575b4805016b71af M    src
>>>
> Just pushed a hopeful fix to master, please give it a go.
>
> Dave.
It looks like it worked
-- 
Pouar

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