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SubjectRe: Preemptionirqsoff latency issue
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On Fri, 2015-01-09 at 20:19 +0530, Vaibhav Shinde wrote:
> My app runs on cpu0, while other cpus looks idle; as per my
> understanding from your comment owner of the mutex is on the cpu other
> than cpu0, and which is causing wait spin on cpu0.

The thing is, cpu0 is rescheduling too often, so you're falling out of
the spinning step.

Thanks,
Davidlohr



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