It's not a bug it's a feature! :-( It sounds like you are experiencing upstream http://bugs.freedesktop.org/show_bug.cgi?id=23705 . To be honest, I also don't understand why the xserver needs to lie about the display size.
** Bug watch added: freedesktop.org Bugzilla #23705 https://bugs.freedesktop.org/show_bug.cgi?id=23705 -- wrong screen size detected on X200s https://bugs.launchpad.net/bugs/521877 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp