Comment # 6 on bug 56634 from Andy Furniss

(In reply to comment #5)
> Using kernel from linus's repo fixes this issue.
> Not sure if it is a "proper" fix, so I'll let you close the repoer if it
> should be closed.
> 
> (now I'm getting 40 fps in heaven , nice boost if we forget about the 3 fps
> thing)

etqw is also running normally again with drm-next kernel and current mesa/llvm.