I bisected kernel and found that offensive revision is: 08ec0c58fb8a05d3191d5cb6f5d6f81adb419798 "x86: Improve TSC calibration using a delayed workqueue"
I posted to lkml. Rgds, Chris -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/765230 Title: long sleep in boot process -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
