To answer madbiologist's question, from what I've heard, the patch was found to make things worse on another machine. Unfortunately I never saw an alsa-info or anything similar on that machine, so I can't do more about it.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/465942 Title: Hardware device disappearing from Sound Preferences on ASUS 0x104381b3 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs