linux-kernel - Re: [PATCH v2 09/11] perf metrics: fix parse errors in power9 metrics

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Date:   Wed, 22 Apr 2020 17:31:40 -0500
From:   Paul Clarke <pc@...ibm.com>
To:     Ian Rogers <irogers@...gle.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...hat.com>,
        Namhyung Kim <namhyung@...nel.org>,
        Kan Liang <kan.liang@...ux.intel.com>,
        Andi Kleen <ak@...ux.intel.com>,
        Haiyan Song <haiyanx.song@...el.com>,
        Jin Yao <yao.jin@...ux.intel.com>,
        Song Liu <songliubraving@...com>,
        Ravi Bangoria <ravi.bangoria@...ux.ibm.com>,
        John Garry <john.garry@...wei.com>,
        Leo Yan <leo.yan@...aro.org>,
        Adrian Hunter <adrian.hunter@...el.com>,
        linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org
Cc:     Stephane Eranian <eranian@...gle.com>
Subject: Re: [PATCH v2 09/11] perf metrics: fix parse errors in power9 metrics

On 4/22/20 5:04 PM, Ian Rogers wrote:
> Mismatched parentheses.
> 
> Fixes: 7f3cf5ac7743 (perf vendor events power9: Cpi_breakdown & estimated_dcache_miss_cpi metrics)
> Signed-off-by: Ian Rogers <irogers@...gle.com>
> ---
>  tools/perf/pmu-events/arch/powerpc/power9/metrics.json | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tools/perf/pmu-events/arch/powerpc/power9/metrics.json b/tools/perf/pmu-events/arch/powerpc/power9/metrics.json
> index 811c2a8c1c9e..f427436f2c0a 100644
> --- a/tools/perf/pmu-events/arch/powerpc/power9/metrics.json
> +++ b/tools/perf/pmu-events/arch/powerpc/power9/metrics.json
> @@ -362,7 +362,7 @@
>      },
>      {
>          "BriefDescription": "Completion stall for other reasons",
> -        "MetricExpr": "PM_CMPLU_STALL - PM_CMPLU_STALL_NTC_DISP_FIN - PM_CMPLU_STALL_NTC_FLUSH - PM_CMPLU_STALL_LSU - PM_CMPLU_STALL_EXEC_UNIT - PM_CMPLU_STALL_BRU)/PM_RUN_INST_CMPL",
> +        "MetricExpr": "(PM_CMPLU_STALL - PM_CMPLU_STALL_NTC_DISP_FIN - PM_CMPLU_STALL_NTC_FLUSH - PM_CMPLU_STALL_LSU - PM_CMPLU_STALL_EXEC_UNIT - PM_CMPLU_STALL_BRU)/PM_RUN_INST_CMPL",

OK. (Thank you!!)

>          "MetricGroup": "cpi_breakdown",
>          "MetricName": "other_stall_cpi"
>      },

Reviewed-by: Paul A. Clarke <pc@...ibm.com>

(I like how you got the "power8" changes to be 8th in the series and the "power9" changes to be 9th ;-)

PC