Messages in this thread | | | Date | Tue, 8 Aug 2017 16:01:26 +0200 | From | Peter Zijlstra <> | Subject | Re: [RESEND PATCH v2 1/2] sched/rt: add utilization tracking |
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On Tue, Aug 08, 2017 at 03:56:26PM +0200, Vincent Guittot wrote: > > I don't think that IRQ tracking patch is working. > update_irq_load_avg(rq->clock, cpu_of(rq), rq, 1); is called in > update_rq_clock_task() which is never called in irq context. In order > to use PELT for tracking irq and paravirt, we should call > update_irq_load_avg() for every context switch between irq/paravirt > and task which will probably be too heavy. Nevertheless, we can >
Right, realized the same much later yesterday...
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