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SubjectRe: [patch v3 5/6] sched, ttwu_queue: queue remote wakeups only when crossing cache domains
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On Thu, 2011-12-08 at 01:29 -0800, Peter Zijlstra wrote:
> On Wed, 2011-12-07 at 11:20 -0800, Suresh Siddha wrote:
>
> > > +DEFINE_PER_CPU(int, sd_top_spr_id);
> >
> > pkg_srid (shared resource id)?
>
> How about sd_llc{,_id} ?

There is a reason why I didn't mention it ;)

It is not always LLC. In power-savings mode, we group the cores sharing
the power-domain (typically the whole package) irrespective of one more
multiple LLC's etc.

Anyways, it is just a name.

thanks,
suresh



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