Re: [PATCH 2/2] cgroup, docs: Document interaction of RT processes with cpu controller

From: Michal Koutný
Date: Wed Mar 05 2025 - 11:20:00 EST


Hello Shashank.

On Wed, Mar 05, 2025 at 01:12:44PM +0900, Shashank Balaji via B4 Relay <devnull+shashank.mahadasyam.sony.com@xxxxxxxxxx> wrote:
> From: Shashank Balaji <shashank.mahadasyam@xxxxxxxx>
>
> If the cpu controller is enabled in a CONFIG_RT_GROUP_SCHED
> disabled setting, cpu.stat and cpu.pressure account for realtime
> processes, and cpu.uclamp.{min, max} affect realtime processes as well.
> None of the other interface files are affected by or affect realtime
> processes.

I'm not sure the changed formulation make it clearer.
What was the unexpected value with !CONFIG_RT_GROUP_SCHED that made you
change this docs?

(Please note the docs is for generic cgroup, not only root cgroup.)

Michal

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