Patches to fix this issue are available on the upstream bug. The final proposed patches on intel-gfx@ are in this thread:
http://lists.freedesktop.org/archives/intel- gfx/2011-October/012504.html Pre-built kernels are here: http://people.canonical.com/~ogasawara/fdo41059/comment31/ http://people.canonical.com/~ogasawara/fdo41059/comment34/ The next step is to get this on the kernel team's todo list to incorporate the precise kernel, and do the sru for oneiric. ** Changed in: linux (Ubuntu) Status: Incomplete => Triaged ** Changed in: xserver-xorg-video-intel (Ubuntu) Status: Incomplete => Triaged ** Changed in: linux (Ubuntu) Assignee: (unassigned) => Canonical Kernel Team (canonical-kernel-team) ** Also affects: linux (Ubuntu Oneiric) Importance: Undecided Status: New ** Also affects: xserver-xorg-video-intel (Ubuntu Oneiric) Importance: Undecided Status: New ** Also affects: linux (Ubuntu Precise) Importance: High Assignee: Canonical Kernel Team (canonical-kernel-team) Status: Triaged ** Also affects: xserver-xorg-video-intel (Ubuntu Precise) Importance: High Status: Triaged ** Changed in: linux (Ubuntu Oneiric) Status: New => Triaged ** Changed in: linux (Ubuntu Oneiric) Importance: Undecided => High -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/855124 Title: XRANDR operations very slow unless (phantom) HDMI1 disabled To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/855124/+subscriptions _______________________________________________ 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