Messages in this thread | | | From | Vincent Guittot <> | Date | Wed, 19 Mar 2014 13:29:00 +0100 | Subject | Re: [PATCH v2 5/7] sched: add a new SD_SHARE_POWERDOMAIN for sched_domain |
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On 19 March 2014 13:01, Peter Zijlstra <peterz@infradead.org> wrote: > On Tue, Mar 18, 2014 at 06:56:47PM +0100, Vincent Guittot wrote: >> A new flag SD_SHARE_POWERDOMAIN is created to reflect whether groups of CPUs >> in a sched_domain level can or not reach different power state. As an example, >> the flag should be cleared at CPU level if groups of cores can be power gated >> independently. This information can be used to add load balancing level between >> group of CPUs than can power gate independantly. The default behavior of the >> scheduler is to spread tasks across CPUs and groups of CPUs > >> so the flag is set into all sched_domains. > > I suppose that is the part Preeti stumbled over; as did I. Its not set > at all.
yes, it's confusing. i'm going to update the commit message
> > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
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