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perf tools: Allow system-wide events to keep their own threads 

System-wide events do not have threads, so do not propagate threads to
them.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Acked-by: Ian Rogers <irogers@google.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Alexey Bayduraev <alexey.v.bayduraev@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Leo Yan <leo.yan@linaro.org>
Link: https://lore.kernel.org/r/20220524075436.29144-16-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Adrian Hunter 2022-05-24 10:54:36 +03:00 committed by Arnaldo Carvalho de Melo
parent 298613b8e3
commit a41e24f6c3
1 changed files with 5 additions and 2 deletions
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7
tools/lib/perf/evlist.c
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@ -52,8 +52,11 @@ static void __perf_evlist__propagate_maps(struct perf_evlist *evlist,
evsel->cpus = perf_cpu_map__get(evsel->own_cpus);
}
perf_thread_map__put(evsel->threads);
evsel->threads = perf_thread_map__get(evlist->threads);
if (!evsel->system_wide) {
perf_thread_map__put(evsel->threads);
evsel->threads = perf_thread_map__get(evlist->threads);
}
evlist->all_cpus = perf_cpu_map__merge(evlist->all_cpus, evsel->cpus);
}