Messages in this thread | | | Date | Tue, 19 Dec 2017 11:23:03 -0600 (CST) | From | Christopher Lameter <> | Subject | Re: [PATCH 4/5] sched/isolation: Residual 1Hz scheduler tick offload |
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On Tue, 19 Dec 2017, Frederic Weisbecker wrote:
> > The vmstat processing required per cpu area access. How does that work if > > the code is running on a remote processor? > > It seems that current::sched_class::task_tick() is ok with this, as it > uses per runqueues or per task datas. And both are passed as > arguments.
So I guess no vmstat processing is required? vmstat does not use per task data but per cpu data.
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