linux-kernel - Re: [PATCH 1/2] perf test: Use generic event for expand_libpfm

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Date:   Sat, 24 Oct 2020 22:30:45 -0700
From:   Andi Kleen <ak@...ux.intel.com>
To:     Namhyung Kim <namhyung@...nel.org>
Cc:     Arnaldo Carvalho de Melo <acme@...nel.org>,
        Jiri Olsa <jolsa@...hat.com>, Ingo Molnar <mingo@...nel.org>,
        Peter Zijlstra <a.p.zijlstra@...llo.nl>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Stephane Eranian <eranian@...gle.com>,
        Ian Rogers <irogers@...gle.com>
Subject: Re: [PATCH 1/2] perf test: Use generic event for
 expand_libpfm_events()

On Sat, Oct 24, 2020 at 11:59:17AM +0900, Namhyung Kim wrote:
> I found that the UNHALTED_CORE_CYCLES event is only available in the
> Intel machines and it makes other vendors/archs fail on the test.  As
> libpfm4 can parse the generic events like cycles, let's use them.
> 
> Fixes: 40b74c30ffb9 ("perf test: Add expand cgroup event test")
> Signed-off-by: Namhyung Kim <namhyung@...nel.org>

So would the test still fail when libpfm is not compiled in?

-Andi