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perf stat: Don't call perf_stat_evsel_id_init() repeatedly

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evsel__reset_stat_priv() is called more than once if user gave -r option
for multiple runs.  But it doesn't need to re-initialize the id.

Reviewed-by: James Clark <james.clark@arm.com>
Signed-off-by: Namhyung 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/20220930202110.845199-3-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Namhyung Kim 2022-09-30 13:21:05 -07:00 committed by Arnaldo Carvalho de Melo
parent 66b76e30ee
commit 429b8e8451
1 changed files with 1 additions and 1 deletions
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2
tools/perf/util/stat.c
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@ -135,7 +135,6 @@ static void evsel__reset_stat_priv(struct evsel *evsel)
struct perf_stat_evsel *ps = evsel->stats;
init_stats(&ps->res_stats);
perf_stat_evsel_id_init(evsel);
}
static int evsel__alloc_stat_priv(struct evsel *evsel)
@ -143,6 +142,7 @@ static int evsel__alloc_stat_priv(struct evsel *evsel)
evsel->stats = zalloc(sizeof(struct perf_stat_evsel));
if (evsel->stats == NULL)
return -ENOMEM;
perf_stat_evsel_id_init(evsel);
evsel__reset_stat_priv(evsel);
return 0;
}