Messages in this thread | | | Date | Wed, 19 Mar 2014 13:01:22 +0100 | From | Peter Zijlstra <> | Subject | Re: [PATCH v2 5/7] sched: add a new SD_SHARE_POWERDOMAIN for sched_domain |
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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.
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