On Thu, 17 Jun 2010 13:23:27 +0200 Tejun Heo <tj@xxxxxxxxxx> wrote: > On 06/17/2010 01:12 PM, Thomas Gleixner wrote: > >> 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. > > Eh, not really. For ATA at least, there will be three different > classes of devices. SSDs, hard drives and optical devices At least four: It may also be battery backed RAM. Alan -- 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
