Bug#583653: xserver-xorg-video-radeon: 15x-slower performance regression in KMS mode for 2D operations

Sat May 29 04:05:36 PDT 2010

On Sam, 2010-05-29 at 10:21 +0200, Sylvain Beucler wrote: 
> 
> The attached simple test runs at 17FPS in KMS mode on my computer,
> against 300FPS in non-KMS mode.

Forgot to mention: sysprof or oprofile profiles of slow and fast runs
might be interesting, at least if the CPU is pegged during the runs.

-- 
Earthling Michel Dänzer           |                http://www.vmware.com
Libre software enthusiast         |          Debian, X and DRI developer