Comment # 14 on bug 83319 from Dieter Nützel

(In reply to Heiko from comment #13)
> Try disabling sb for the gs case. Seems to b0rken things...

Thanks, Heiko.
I try normally both versions. ;-)
Look here, too: Bug 91865
I have an apitrace, there.

Both lookup.
But with R600_DEBUG=nosb
some seconds (after some broken frames) later.
With sb it lookup immediately.