Messages in this thread | | | Date | Tue, 11 Oct 2011 12:46:07 +0530 | Subject | Re: sched: ARM: arch_scale_freq_power | From | Amit Kucheria <> |
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Adding Peter to the discussion..
On Thu, Oct 6, 2011 at 5:06 PM, Vincent Guittot <vincent.guittot@linaro.org> wrote: > I work to link the cpu_power of ARM cores to their frequency by using > arch_scale_freq_power. It's explained in the kernel that cpu_power is > used to distribute load on cpus and a cpu with more cpu_power will > pick up more load. The default value is SCHED_POWER_SCALE and I > increase the value if I want a cpu to have more load than another one. > Is there an advised range for cpu_power value as well as some time > scale constraints for updating the cpu_power value ? > I'm also wondering why this scheduler feature is currently disable by default ? > > Regards, > Vincent
In discussions with Vincent regarding this, I've wondered whether cpu_power wouldn't be better renamed to cpu_capacity since that is what it really seems to describe.
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