On Mon, Aug 04, 2014 at 03:29:27PM +0200, Oleg Nesterov wrote:
> On 08/03, Paul E. McKenney wrote:
> >
> > If I understand correctly, your goal is to remove a synchronize_sched()
> > worth of latency from the overall RCU-tasks callback latency. Or am I
> > still confused?
>
> Yes, exactly. But again, I am not sure this minor optimization makes sense,
> mostly I tried to check my understanding.
No problem with your understanding! ;-)
I am not going to include this optimization in the first round, but
I will certainly keep it in mind should grace-period latency from
nearly concurrent updates become a problem.
Thanx, Paul
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