John Martin wrote: > Oscar del Rio wrote: >> John Martin wrote: >> >>> What does "xdpyinfo -ext XINERAMA" report when you enable >>> the external monitor with xrandr? >> >> Couple of differences I noticed on my system (Ultra 24, Quadro FX 370): >> >> snv_110: >> XINERAMA version 1.1 opcode: 153 >> >> snv_111: >> XINERAMA version 1.1 opcode: 152 >> SGI-GLX extension added >> >> ... > The important information: >> XINERAMA version 1.1 opcode: 152 >> head #0: 1280x1024 @ 0,0 >> head #1: 1280x1024 @ 1280,0 >> > This shows the (presumably) correct screen topology is being advertised > but the X driver and core X.
After applying the workaround for the Nvidia OpenGL vs Mesa bug, the xdpyinfo output on both 110 and 111 are identical, but the problem is still there (as expected, it has nothing to do with GLX)
