linux-kernel - Re: [PATCH v1 1/2] perf test attr: Update no event/metric expectations

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Message-ID: <053C65F5-503E-4DF8-8882-0B9EF1581D03@gmail.com>
Date:   Thu, 18 May 2023 14:59:26 -0300
From:   Arnaldo Carvalho de Melo <arnaldo.melo@...il.com>
To:     "Liang, Kan" <kan.liang@...ux.intel.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        James Clark <james.clark@....com>,
        Ian Rogers <irogers@...gle.com>
CC:     Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Thomas Richter <tmricht@...ux.ibm.com>,
        linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 1/2] perf test attr: Update no event/metric expectations



On May 18, 2023 2:45:06 PM GMT-03:00, "Liang, Kan" <kan.liang@...ux.intel.com> wrote:
>Hi Arnaldo,
>
>On 2023-05-18 8:55 a.m., Liang, Kan wrote:
>> On 2023-05-18 8:20 a.m., Arnaldo Carvalho de Melo wrote:
>>> Em Thu, May 18, 2023 at 08:50:14AM +0100, James Clark escreveu:
>>>>
>>>> On 17/05/2023 23:57, Ian Rogers wrote:
>>>>> Previously hard coded events/metrics were used, update for the use of
>>>>> the TopdownL1 json metric group.
>>>>>
>>>>> Fixes: 94b1a603fca7 ("perf stat: Add TopdownL1 metric as a default if present")
>>>>> Signed-off-by: Ian Rogers <irogers@...gle.com>
>>>>> ---
>>>>>  tools/perf/tests/attr/base-stat            |   2 +-
>>>>>  tools/perf/tests/attr/test-stat-default    |  80 ++++++++-----
>>>>>  tools/perf/tests/attr/test-stat-detailed-1 |  95 +++++++++------
>>>>>  tools/perf/tests/attr/test-stat-detailed-2 | 119 +++++++++++--------
>>>>>  tools/perf/tests/attr/test-stat-detailed-3 | 127 ++++++++++++---------
>>>>>  5 files changed, 249 insertions(+), 174 deletions(-)
>>>>>
>>>> Reviewed-by: James Clark <james.clark@....com>
>>> Thanks, applied both patches to perf-tools.
>>>
>> Could you please hold patch 1 for a while?
>
>Sorry for the noise.

That's not noise, I value your reviews, please keep doing them.

>Ian has addressed my concerns. The patch looks good to me now.
>It also fixes a "Failed" on my Cascade Lake machine.
>
>Tested-by: Kan Liang <kan.liang@...ux.intel.com>

Thanks !

>But for long term, we probably need a better solution to avoid keeping
>adding such non-architectural events in the test case.

Yes, the situation now is different than the one when this test was put in place by Jiri (IIRC).

- Arnaldo