Messages in this thread | | | Date | Sat, 19 Jun 2010 11:00:31 +0200 | From | Andi Kleen <> | Subject | Re: [PATCH 09/12] irq: implement IRQ expecting |
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> IIUC, it's not to help or optimize polling itself. It just gives us a > way to estimate when the next interrupt would be so that power can be > optimized for non polling cases.
Shouldn't the idle governour estimate this already?
BTW I looked at something like this for networking. There was one case where a network benchmark was impacted by deep sleep states while processing packets. But in the end it turned out to be mostly a broken BIOS that gave wrong parameters to the idle governour.
-Andi
-- ak@linux.intel.com -- Speaking for myself only.
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