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perf evlist: Simplify propagate_maps() logic

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If evsel->cpus is to be reassigned then the current value must be "put",
which works even if it is NULL.  Simplify the current logic by moving
the "put" next to the assignment.

Signed-off-by: Adrian Hunter <[email protected]>
Acked-by: Jiri Olsa <[email protected]>
Cc: Kan Liang <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
This commit is contained in:
Adrian Hunter 2015-09-08 10:58:49 +03:00 • committed by Arnaldo Carvalho de Melo
commit a69b09e234
1 changed files with 2 additions and 3 deletions
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5
tools/perf/util/evlist.c
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@ -1113,11 +1113,10 @@ static int perf_evlist__propagate_maps(struct perf_evlist *evlist,
* We already have cpus for evsel (via PMU sysfs) so
* keep it, if there's no target cpu list defined.
*/
if (evsel->cpus && has_user_cpus)
if (!evsel->cpus || has_user_cpus) {
cpu_map__put(evsel->cpus);
if (!evsel->cpus || has_user_cpus)
evsel->cpus = cpu_map__get(evlist->cpus);
}
evsel->threads = thread_map__get(evlist->threads);