Tried with intel git master, problem is still there.
However, as per https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/320813, the following option in ~/.drirc solves the issue:
<option name="vblank_mode" value="1" />
So perhaps this is to be considered a compiz bug?
Tried with intel git master, problem is still there.
However, as per https:/ /bugs.launchpad .net/ubuntu/ +source/ xserver- xorg-video- intel/+ bug/320813, the following option in ~/.drirc solves the issue:
<option name="vblank_mode" value="1" />
So perhaps this is to be considered a compiz bug?