The following commit resolves this issue: https://github.com/torvalds/linux/commit/0b8db271f1592e118feef7300f6da85bea9366da
It applies cleanly to 3.17.1, backported from 3.18RC1. Thanks ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1382909 Title: Dell XPS 15Z Requires Kernel Parameters to Boot Correctly To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1382909/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs