On 24.04.2016 12:43, J Mo wrote: > > How I am I supposed to use EXA mode to disable glamor?
That's not what I meant. I'm interested in whether the problem occurs with the nVidia GPU as well using the modesetting driver and glamor. > I just spent the last hour trying to do this unsuccessfully. Xorg > -configure always fails with "Number of created screens does not match > the number of detected devices", which seems to be a known issue. > Manually creating the file causes Xorg to fail. All other attempts at > modifying the config results in Xorg failing to start. All you should need in /etc/X11/xorg.conf is something like: Section "Device" Identifier "Device0" Driver "modesetting" EndSection However, it occurred to me that glamor might not work on a GTX 970 unless you're using very recent upstream snapshots of Mesa and the kernel. -- Earthling Michel Dänzer | http://www.amd.com Libre software enthusiast | Mesa and X developer