Re: sched: Avoid SMT siblings in select_idle_sibling() if possible

[Mike Galbraith]

On Tue, 2012-02-21 at 05:36 +0530, Srivatsa Vaddagiri wrote:

> fwiw the patch I had sent does a wakeup balance within prev_cpu's
> cache_domain (and not outside).

Yeah, the testing I did was turn on the flag, and measure.  With single
domain scans, maybe select_idle_sibling() could just go away.  It ain't
free either.

-Mike

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