lkml.org 
[lkml]   [2010]   [Jun]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 09/12] irq: implement IRQ expecting
> 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.


\
 
 \ /
  Last update: 2010-06-19 11:03    [W:0.574 / U:0.340 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site