We can perform a reverse bisect to try and identify the commit that fixes this in v3.12 to ensure it was sent to linux-stable.
Can you first test the latest upstream 3.11 kernel, which can be downloaded from: http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.11.5-saucy/ ** Changed in: linux (Ubuntu) Importance: Undecided => Medium ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete ** Changed in: linux (Ubuntu) Assignee: (unassigned) => Joseph Salisbury (jsalisbury) ** Changed in: linux (Ubuntu) Status: Incomplete => In Progress -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1239074 Title: [MacBookAir5,2] mini DP-to-VGA adapter not recognized To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1239074/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs