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SubjectRe: [PATCHSET] workqueue: reimplement CPU hotplug to keep idle workers
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On Fri, 2012-07-20 at 10:50 -0700, Tejun Heo wrote:
> Also, re-binding busy workers is easy. The idle ones are difficult
> and we have to do that anyway for PM optimization. What would be the
> benefit of not re-binding busy ones at the risk of continually
> transferring workers to another CPU given the right workload + CPU
> down/up patterns?

I really think people who use hotplug at high frequencies are on drugs
and doing it wrong.




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