Re: [RFC v3 0/5] Add capacity capping support to the CPU controller

From: Peter Zijlstra
Date: Wed Apr 12 2017 - 08:48:46 EST


On Tue, Apr 11, 2017 at 06:58:33PM +0100, Patrick Bellasi wrote:
> > illustrated per your above points in that it affects both, while in
> > fact it actually modifies another metric, namely util_avg.
>
> I don't see it modifying in any direct way util_avg.

The point is that clamps called 'capacity' are applied to util. So while
you don't modify util directly, you do modify the util signal (for one
consumer).