On Thu, 17 Jun 2010, Tejun Heo wrote: > Hello, Arjan. > > On 06/17/2010 05:48 AM, Arjan van de Ven wrote: > > On Sun, 13 Jun 2010 17:31:35 +0200 > > Tejun Heo <tj@xxxxxxxxxx> wrote: > >> + */ > >> +void expect_irq(struct irq_expect *exp) > > > > I would like to suggest an (optional) argument to this with a duration > > within which to expect an interrupt.... > > > > that way in the backend we can plumb this also into the idle handler > > for C state selection... > > Hmmm.... oh, I see. Wouldn't it be much better to use moving avg of > IRQ durations instead of letting the driver specify it? Drivers are > most likely to just hard code it and It's never gonna be accurate. Right, but that's probably more accurate than the core code heuristics ever will be. Thanks, tglx -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html