Slow 3D performance with server-1.3-branch + modesetting (DRM version issue?)

Eric Anholt eric at
Tue Mar 6 14:33:44 PST 2007

On Fri, 2007-03-02 at 11:32 +0000, Colin Guthrie wrote:
> Hi,
> Just getting up to speed with all this.
> I'm able to extract/package/compile the above stuff from git but I get
> the following error in my Xorg.0.log:
> (WW) intel(0): DRM version 1.6 older than required 1.7 for DRM memory
> manager.  Disabling.
> Does this refer to the kernel level DRM stuff? If so can someone point
> me to something that would allow my Friendly Local Kernel Hacker to put
> it into his kernels (unless it's really obvious - sorry I'm not too
> clued up on how that bit works!).
> Would it be responsible for poor GL performance? I've posted my
> Xorg.0.log here:
> As a Crap Benchmark(tm) glxgears goes from ~1000 fps to ~300 fps and
> Compiz/Beryl performance is degraded (slow).

There was a bug resulting in buffers not being tiled.  Please try again
with the current code in master.

Eric Anholt                             anholt at
eric at                         eric.anholt at
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