Messages in this thread | | | Date | Tue, 15 Apr 2014 12:53:32 +0200 | From | Peter Zijlstra <> | Subject | Re: [Query]: tick-sched: why don't we stop tick when we are running idle task? |
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On Tue, Apr 15, 2014 at 12:52:26PM +0200, Peter Zijlstra wrote: > On Tue, Apr 15, 2014 at 11:30:04AM +0200, Frederic Weisbecker wrote: > > There is probably a few things that assume local calls but last time > > I checked I had the impression that it was fairly possible to call sched_class::task_tick() > > remotely. rq is locked, no reference to "current", use rq accessors... > > > > OTOH scheduler_tick() itself definetly requires local calls. > > possible isn't the problem, its completely insane to do that.
What's more, I'm still waiting to hear why we're wanting to do any of this.
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