# This driver uses SNA as the default acceleration method. You can try
# falling back to UXA if you run into trouble. To do so, save a file with
# the following content as /etc/X11/xorg.conf.d/20-intel.conf :
# https://bbs.archlinux.org/viewtopic.php?pid=1533863#p1533863
Section "Device"
  Identifier  "Intel Graphics"
  Driver      "intel"
  Option      "AccelMethod"  "uxa"
  #Option      "AccelMethod"  "sna"
EndSection