Just discovered this bug actually appears between 3.6.11 and 3.7.0, so I don't think it is related to the change in usb-ehci code.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1185563 Title: 3.8.x low latency kernels poor performance with usb To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-lowlatency/+bug/1185563/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs