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| author | Namhyung Kim <namhyung@kernel.org> | 2022-11-14 15:02:11 -0800 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-11-16 09:51:22 -0300 |
| commit | def99d60df6f21b4c36d23f0071ec8a73f39f28b (patch) | |
| tree | 50d1a316c22c9ec3e3854f63c8dbae46ff94ffc4 /tools | |
| parent | 31bf6aea997674a030be02999560d8e6f7a6b974 (diff) | |
| download | linux-stable-def99d60df6f21b4c36d23f0071ec8a73f39f28b.tar.gz linux-stable-def99d60df6f21b4c36d23f0071ec8a73f39f28b.tar.bz2 linux-stable-def99d60df6f21b4c36d23f0071ec8a73f39f28b.zip | |
perf stat: Split print_noise_pct() function
Likewise, split print_noise_pct() for each output mode. Although it's
a tiny function, more logic will be added soon so it'd be better split
it and treat it in the same way.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Athira Jajeev <atrajeev@linux.vnet.ibm.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Link: https://lore.kernel.org/r/20221114230227.1255976-4-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/util/stat-display.c | 27 |
1 files changed, 23 insertions, 4 deletions
diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c index 281b811f8574..a230f65efa62 100644 --- a/tools/perf/util/stat-display.c +++ b/tools/perf/util/stat-display.c @@ -62,17 +62,36 @@ static void print_running(struct perf_stat_config *config, print_running_std(config, run, ena); } +static void print_noise_pct_std(struct perf_stat_config *config, + double pct) +{ + if (pct) + fprintf(config->output, " ( +-%6.2f%% )", pct); +} + +static void print_noise_pct_csv(struct perf_stat_config *config, + double pct) +{ + fprintf(config->output, "%s%.2f%%", config->csv_sep, pct); +} + +static void print_noise_pct_json(struct perf_stat_config *config, + double pct) +{ + fprintf(config->output, "\"variance\" : %.2f, ", pct); +} + static void print_noise_pct(struct perf_stat_config *config, double total, double avg) { double pct = rel_stddev_stats(total, avg); if (config->json_output) - fprintf(config->output, "\"variance\" : %.2f, ", pct); + print_noise_pct_json(config, pct); else if (config->csv_output) - fprintf(config->output, "%s%.2f%%", config->csv_sep, pct); - else if (pct) - fprintf(config->output, " ( +-%6.2f%% )", pct); + print_noise_pct_csv(config, pct); + else + print_noise_pct_std(config, pct); } static void print_noise(struct perf_stat_config *config, |