Re: [RFC][PATCH 1/5] sched, fair: Let minimally loaded cpu balancethe group

From: Srivatsa Vaddagiri
Date: Wed May 02 2012 - 06:35:00 EST


* Peter Zijlstra <a.p.zijlstra@xxxxxxxxx> [2012-05-02 12:31:30]:

> > IOW :
> >
> > balance_load = 0 iff idle_cpu(i) ??
>
> I think so, even for !0 load_idx, load will only reach zero when we're
> idle, just takes longer.

Right ...so should we force it to select a idle_cpu by having
balance_load = 0 for a idle cpu (ignoring what target_load(i, load_idx)
told us as its load?

- vatsa

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