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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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