Re: [PATCH 0/3] resend, cpuset/hotplug fixes

[Peter Zijlstra]

On Fri, 2009-09-11 at 15:15 +0800, Lai Jiangshan wrote:
> 
> I have different concept. cpuset_cpus_allowed() is not called at atomic
> context nor non-preemptable context nor other critical context.
> So it should be allowed to use mutexs. That's what I think.

It hardly does any work at all, so why bother with a mutex?

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