Re: [PATCH] sched: keep quiescent cpu out of idle balance loop

[Peter Zijlstra]

On Thu, Feb 20, 2014 at 05:17:04PM +0800, Lei Wen wrote:
> Cpu which is put into quiescent mode, would remove itself
> from kernel's sched_domain, and want others not disturb its
> task running. But current scheduler would not checking whether
> that cpu is setting in such mode, and still insist the quiescent
> cpu to response the nohz load balance.
> 
> Fix it by preventing such cpu set nohz.idle_cpus_mask in the
> first place.
> 
> Signed-off-by: Lei Wen <leiwen@xxxxxxxxxxx>

Thanks
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