Messages in this thread | ![/](/images/icornerl.gif) | | Date | Mon, 16 Jan 2023 12:54:29 +0100 | From | Peter Zijlstra <> | Subject | Re: [PATCH] sched/idle: Make idle poll dynamic per-cpu |
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On Mon, Jan 16, 2023 at 10:28:20AM +0100, Ingo Molnar wrote: > > * Ingo Molnar <mingo@kernel.org> wrote: > > > > Urgh, can we please make this a cpuidle governor thing or so? So that > > > we don't need to invent new interfaces and such. > > > > I think the desired property here would be to make this interface on top > > of pretty much any governor. Ie. have a governor, but also a way to drop > > any CPU into idle-poll, overriding that. > > ... with the goal of having the best governor for power efficiency by > default - but also the ability to drop a handful of CPUs into the highest > performance / lowest latency idle mode.
Bah, so while you can set a cpufreq gov (say performance) per cpu, you can't do the same with cpuidle.
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