ubuntu_plymouth.patch in gdm needs to be edited. And looks like the plymouth integration has not made it upstream yet.
** Changed in: gdm (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gdm in Ubuntu. https://bugs.launchpad.net/bugs/806857 Title: Plymouth integration should use upstream “-background none” option To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gdm/+bug/806857/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs