Slow exaOffscreenAlloc ?

Michel Dänzer michel at
Wed Dec 10 02:52:51 PST 2008

On Mon, 2008-12-08 at 15:23 -0800, Eric Anholt wrote:
> We've got a few ideas to improve things for UXA performance still, so
> it may get better.  It's already a win over EXA, since EXA's stuck
> with only 50MB of aperture space.


> UXA makes the pixmap offscreen space be unified with 3D and every
> other GPU activity.

You know full well that the driver could do the same thing with EXA. It
would be nice to fix the (rather academic) problems with the related EXA
driver hook interfaces rather than wasting effort on yet another
acceleration architecture.

As for the problem at hand, maybe the patch from could help, though I
wouldn't expect too much.

Earthling Michel Dänzer           |
Libre software enthusiast         |          Debian, X and DRI developer

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