On Mon, 2009-04-13 at 09:04 -0700, Linus Torvalds wrote:> So afaik, acpi-cpufreq.c should not use "work_on_cpu()" for that at all. > It should just do a smp_call_function_single().Andrew already fixed it to use smp_call_function_single() because ofanother regression. (mysql+oltp took 10% peak throughput hit here) -Mike