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perf stat: Disable metric thresholds for CSV and JSON metric-only mode

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These modes don't use the threshold, so don't compute it saving time
and potentially reducing events.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Yicong Yang <yangyicong@hisilicon.com>
Cc: Weilin Wang <weilin.wang@intel.com>
Cc: Will Deacon <will@kernel.org>
Cc: James Clark <james.clark@linaro.org>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Leo Yan <leo.yan@linux.dev>
Cc: Sumanth Korikkar <sumanthk@linux.ibm.com>
Cc: Thomas Richter <tmricht@linux.ibm.com>
Cc: Tim Chen <tim.c.chen@linux.intel.com>
Cc: John Garry <john.g.garry@oracle.com>
Link: https://lore.kernel.org/r/20241017175356.783793-8-irogers@google.com
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
This commit is contained in:
Ian Rogers 2024-10-17 10:53:56 -07:00 committed by Namhyung Kim
parent f9825601aa
commit 17df33fe22
1 changed files with 8 additions and 0 deletions
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8
tools/perf/builtin-stat.c
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@ -2561,6 +2561,14 @@ int cmd_stat(int argc, const char **argv)
goto out;
}
if (stat_config.csv_output || (stat_config.metric_only && stat_config.json_output)) {
/*
* Current CSV and metric-only JSON output doesn't display the
* metric threshold so don't compute it.
*/
stat_config.metric_no_threshold = true;
}
if (stat_config.walltime_run_table && stat_config.run_count <= 1) {
fprintf(stderr, "--table is only supported with -r\n");
parse_options_usage(stat_usage, stat_options, "r", 1);