This bug was fixed in the package xserver-xorg-video-intel - 2:2.20.9-0ubuntu2.3
--------------- xserver-xorg-video-intel (2:2.20.9-0ubuntu2.3) quantal-proposed; urgency=low
* Add fix-possible-clones-computation.patch: Backport from 2.20.10 to fix clone mode on haswell laptops. (LP: #1202524) -- Robert Hooker <email address hidden> Thu, 01 Aug 2013 09:24:13 -0400
This bug was fixed in the package xserver- xorg-video- intel - 2:2.20.9-0ubuntu2.3
--------------- xorg-video- intel (2:2.20. 9-0ubuntu2. 3) quantal-proposed; urgency=low
xserver-
* Add fix-possible- clones- computation. patch: Backport from 2.20.10 to fix
clone mode on haswell laptops. (LP: #1202524)
-- Robert Hooker <email address hidden> Thu, 01 Aug 2013 09:24:13 -0400