Now using pci=noacpi. Fixes the problem, battery detection works. Correction: There is no lenovo 750p, I'm using the (utterly magnificent) Lenovo y560p.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/717919 Title: ACPI + kworker high interrupts. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/717919/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
