[Intel-gfx] xf86-video-intel-2.99.912 with dri3 enabled breaks gnome-shell

[Dave Airlie]

On 27 June 2014 07:54, Rémi Cardona <remi at gentoo.org> wrote:
> Le jeudi 26 juin 2014 à 13:36 +0100, Steven Newbury a écrit :
>> Hi Hans!
>> Have you got to the bottom of this?  I see the same thing, and also
>> possibly with GLX contexts under XWayland also with gnome-shell.  If
>> it's the same thing, it points to the mesa i965 DRI(3) driver side
>> rather than the DDX driver since it's not involved any more with
>> XWayland.
>
> FTR, I disabled DRI3 in our DDX ebuild because of this bug. IIRC, Julien
> did too in Debian.
>

this is a bug that is to be fixed in mesa, the GLX_INTEL_swap_event extension
was implemented wrongly in DRI2, and DRI3 needs to be fixed to be bug
compatible.

I'll push fix in a while once I test it.

Dave.