rebuilding the kernel for non-smp takes care of the problem, but rebuilding the kernel is alot of as of all but the most advanced ubuntu users; and there are ALOT of P-M based machines out there.
-- P-M high idle CPU usage, reported as fixed, persists in edgy https://launchpad.net/bugs/73275 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs