Messages in this thread | | | Subject | Re: [patch 4/7] sched: convert rq->avg_idle to rq->avg_event | From | Mike Galbraith <> | Date | Wed, 23 Nov 2011 13:09:25 +0100 |
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On Wed, 2011-11-23 at 12:55 +0100, Peter Zijlstra wrote: > On Tue, 2011-11-22 at 15:22 +0100, Mike Galbraith wrote: > > We update rq->clock only at points of interest to the scheduler. > > Using this distance has the same effect as measuring idle time > > for idle_balance() throttling, and allows other uses as well. > > I'm not sure I follow, suppose we're happily context switching away, how > is the avg distance between context switches related to idle time?
Average idle time can't be larger.
-Mike
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