There are only three changes to the i915 driver between those versions. I made a build with all three patches reverted to establish whether or not one of them is responsible. Can you please test the build at the following link and report back whether or not the issue persists? Thanks!
http://people.canonical.com/~sforshee/lp838181/linux-2.6.38-11.48~lp838181v201109011442/ ** Changed in: linux (Ubuntu) Importance: Undecided => Medium ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete ** Tags added: regression-update -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/838181 Title: External monitor connected trough mini DisplayPort wired to integrated Intel AGP is properly recognized and configured but has no sync To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/838181/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
