[Intel-gfx] Mesa drm-gem performance regression on 915/945

[Jesse Barnes]

On Tuesday, August 05, 2008 10:32 am Keith Packard wrote:
> Running the drm-gem branch of mesa, I'm finding performance to be quite
> terrible -- openarena is running at about 2fps on my 915GMS machine,
> where it use to top 20fps. True in both GEM and INTEL_NO_GEM=1 mode.
> Using drm-gem DRM and drm-gem xf86-video-intel as of this evening.

I recently pushed a change to default to using vblank sync'd buffer swaps.  
That could be the problem if that code broke recently...

Jesse