linux-kernel - Re: [PATCH V2 2/6] perf/x86/intel/pebs: Fix PEBS timestamps overwritten

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Message-ID: <Y0Z1Jr2jtrrAN5L+@hirez.programming.kicks-ass.net>
Date:   Wed, 12 Oct 2022 10:04:54 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Namhyung Kim <namhyung@...nel.org>
Cc:     Kan Liang <kan.liang@...ux.intel.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Ingo Molnar <mingo@...hat.com>,
        Stephane Eranian <eranian@...gle.com>,
        Michael Ellerman <mpe@...erman.id.au>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Andi Kleen <ak@...ux.intel.com>, andreas.kogler.0x@...il.com,
        Athira Rajeev <atrajeev@...ux.vnet.ibm.com>,
        Ravi Bangoria <ravi.bangoria@....com>
Subject: Re: [PATCH V2 2/6] perf/x86/intel/pebs: Fix PEBS timestamps
 overwritten

On Tue, Oct 11, 2022 at 11:20:54AM -0700, Namhyung Kim wrote:

> One thing I noticed is that the system has a config option
> CONFIG_HAVE_UNSTABLE_SCHED_CLOCK=y.

You can't build x86 without that.