Compositor refresh rate limited to 60Hz

Submitted by jcl..@..il.com

Assigned to Olivier Fourdan @olivier

Link to original bug (#14335)

Description

Xfwm compositor limits refresh rate to 60Hz when enabled, even when vsync is disabled. Works when compositor is disabled.

Using two monitors, one is 144Hz and the other is 60Hz; Nvidia proprietary drivers 390.42. Set to sync to the 144Hz monitor.

Here's the xrandr output:

$ xrandr Screen 0: minimum 8 x 8, current 3840 x 1080, maximum 16384 x 16384 DVI-I-0 disconnected (normal left inverted right x axis y axis) DVI-I-1 disconnected (normal left inverted right x axis y axis) HDMI-0 connected 1920x1080+1920+0 (normal left inverted right x axis y axis) 521mm x 293mm 1920x1080 60.00*+ 59.94 50.00
1680x1050 59.95
1600x900 60.00
1440x900 59.89
1280x1024 75.02 60.02
1280x800 59.81
1280x720 60.00 59.94 50.00
1152x864 75.00
1024x768 75.03 70.07 60.00
800x600 75.00 72.19 60.32 56.25
720x576 50.00
720x480 59.94
640x480 75.00 72.81 59.94
DP-0 connected primary 1920x1080+0+0 (normal left inverted right x axis y axis) 598mm x 336mm 1920x1080 60.00 + 144.00* 119.98 99.93 59.94 50.00
1680x1050 59.88
1440x900 59.90
1280x1024 75.02 60.02
1280x720 60.00 59.94 50.00
1024x768 119.99 99.97 75.03 70.07 60.00
800x600 119.97 99.66 75.00 72.19 60.32 56.25
720x576 50.00
720x480 59.94
640x480 119.52 99.77 75.00 72.81 59.94 59.93
DP-1 disconnected (normal left inverted right x axis y axis) DVI-D-0 disconnected (normal left inverted right x axis y axis)

Version: 4.12.0