Comment 116 for bug 564376

(In reply to comment #65)
> You might also try this patch:
> http://cgit.freedesktop.org/~airlied/linux/commit/?h=drm-fixes&id=b7f5b7dec3d539a84734f2bcb7e53fbb1532a40b

I tried to git the 11.10 package from ubuntu and recompile with the change you mentioned in rs600.c file and r100.c . It didnt seem to help. I noticed someone tried disabling MSI so this might not be related to MSI at all...

I was thinking of trying the latest radeon src?