Comment # 5 on bug 1155265 from Nicolas Patricio Saenz Julienne

(In reply to Stefan Dirsch from comment #4)
> Ah. It's an optimus system. Didn't notice this. And this time the X logfile
> looks good. nvidia module is available now. So both modeset (for Intel) and
> nvidia are active now.
> 
> Yeah. Could be prime. But then still it would be regression in nvidia driver
> assuming you used prime before.
> 
> I guess you don't see the issue when not using the nvidia GPU for rendering
> ("prime-select intel"), right? Of course then probably everything is
> unbearably slow ...

I did the test. It's indeed very slow, but fps are stable and no I see no
freezes.