Commit 66b76e30 authored by Namhyung Kim's avatar Namhyung Kim Committed by Arnaldo Carvalho de Melo
Browse files

perf stat: Convert perf_stat_evsel.res_stats array 



It uses only one member, no need to have it as an array.

Reviewed-by: default avatarJames Clark <james.clark@arm.com>
Signed-off-by: default avatarNamhyung Kim <namhyung@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Link: https://lore.kernel.org/r/20220930202110.845199-2-namhyung@kernel.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 1337b9dc

tools/perf/util/stat-display.c

+1 −1
Original line number Diff line number Diff line
@@ -67,7 +67,7 @@ static void print_noise(struct perf_stat_config *config, 
		return;



	ps = evsel->stats;

	print_noise_pct(config, stddev_stats(&ps->res_stats[0]), avg);

	print_noise_pct(config, stddev_stats(&ps->res_stats), avg);

}



static void print_cgroup(struct perf_stat_config *config, struct evsel *evsel)

tools/perf/util/stat.c

+3 −7
Original line number Diff line number Diff line
@@ -132,12 +132,9 @@ static void perf_stat_evsel_id_init(struct evsel *evsel) 


static void evsel__reset_stat_priv(struct evsel *evsel)

{

	int i;

	struct perf_stat_evsel *ps = evsel->stats;



	for (i = 0; i < 3; i++)

		init_stats(&ps->res_stats[i]);



	init_stats(&ps->res_stats);

	perf_stat_evsel_id_init(evsel);

}
@@ -437,7 +434,7 @@ int perf_stat_process_counter(struct perf_stat_config *config, 
	struct perf_counts_values *aggr = &counter->counts->aggr;

	struct perf_stat_evsel *ps = counter->stats;

	u64 *count = counter->counts->aggr.values;

	int i, ret;

	int ret;



	aggr->val = aggr->ena = aggr->run = 0;
@@ -455,8 +452,7 @@ int perf_stat_process_counter(struct perf_stat_config *config, 
		evsel__compute_deltas(counter, -1, -1, aggr);

	perf_counts_values__scale(aggr, config->scale, &counter->counts->scaled);



	for (i = 0; i < 3; i++)

		update_stats(&ps->res_stats[i], count[i]);

	update_stats(&ps->res_stats, *count);



	if (verbose > 0) {

		fprintf(config->output, "%s: %" PRIu64 " %" PRIu64 " %" PRIu64 "\n",

tools/perf/util/stat.h

+1 −1
Original line number Diff line number Diff line
@@ -43,7 +43,7 @@ enum perf_stat_evsel_id { 
};



struct perf_stat_evsel {

	struct stats		 res_stats[3];

	struct stats		 res_stats;

	enum perf_stat_evsel_id	 id;

	u64			*group_data;

};