On Sunday, 2 of December 2007, Mark Lord wrote: > Arjan van de Ven wrote: > > On Sat, 01 Dec 2007 18:43:39 -0500 > > Mark Lord <lkml@xxxxxx> wrote: > > > >> Dagnabbit.. it's done it again.. went from 100-200 wakeups/sec > >> back up to 20000+ wakeups/sec. This time *with* the powertop patches > >> in place. > >> > >> Somethings broken in there, but I don't know what. > >> Or how to make it happen on demand.. it's fine after rebooting again. > >> > >> ??? > >> > >> At least now I know to look when I hear the fan turning on > >> when the system is otherwise supposed to be idle.. > >> > >> 2.6.23 did not have this problem. > > > > actually we have reports of 2.6.23 having the exact same problem. > > The thing is, "something" is causing the system to go into a state > > where the cpu throws us right out of the C-state the kernel asks for. > ... > > Ahh. Okay, this machine here did not have the problem on 2.6.23. So on this particular machine it is a regression. I'm tempted to add it to the list of recent regressions in case it appears on someone else's system on which 2.6.23 works correctly. Objections? Rafael - To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html