Re: [PATCH 0/2] x86/intel_rdt and perf/x86: Fix lack of coordination with perf

From: Peter Zijlstra
Date: Fri Aug 03 2018 - 06:50:12 EST


On Thu, Aug 02, 2018 at 01:43:42PM -0700, Reinette Chatre wrote:

> The goal of this work is to use the existing PMU hardware coordination
> mechanism to ensure that perf and resctrl will not interfere with each
> other.

I understand what it does.. but if I'd seen you frobbing at the PMU
earlier your patches would've never gotten merged.

It's simply not going to happen.