You may also want to doublecheck that the new development kernel still shows the bug. If not, there might be a patch to be backported:
http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.3-rc1-precise/ -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-nouveau in Ubuntu. https://bugs.launchpad.net/bugs/898784 Title: Distorted screen on MacBook Air 3,2 (GT216 10de:08a3) To manage notifications about this bug go to: https://bugs.launchpad.net/nouveau/+bug/898784/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : [email protected] Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
