Brendan, I tested 3.0.0-15.25 and it works fine, the offlining script is able to offline and re-online all CPUs with no ill effects, slowdowns or nasty errors on dmesg. So it looks like the reverted patch was also causing this problem on this particular machine.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/907454 Title: [Dell Precision M4500] offlining and then re-onlining CPUs makes the system unresponsive To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/907454/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
