linux-kernel - Re: [PATCH] perf/x86/pmu-events: Fix Kernel

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Date:   Fri, 6 Dec 2019 08:29:40 -0800
From:   Andi Kleen <ak@...ux.intel.com>
To:     Ravi Bangoria <ravi.bangoria@...ux.ibm.com>
Cc:     acme@...nel.org, haiyanx.song@...el.com,
        alexander.shishkin@...ux.intel.com, jolsa@...hat.com,
        namhyung@...nel.org, kan.liang@...ux.intel.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] perf/x86/pmu-events: Fix Kernel_Utilization metric

On Wed, Dec 04, 2019 at 09:51:21PM +0530, Ravi Bangoria wrote:
> Kernel Utilization should divide ref cycles spent in kernel with total
> ref cycles.

Reviewed-by: Andi Kleen <ak@...ux.intel.com>

-Andi