diff options
| -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, |