diff options
| author |   Adrian Hunter <adrian.hunter@intel.com> | 2022-05-24 10:54:35 +0300 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-05-26 12:36:57 -0300 |
| commit | 298613b8e3f68a1aef2370cd6a9dad462b6c0457 (patch) | |
| tree | 4affcbf1d3bb9f0d72f84f22a41d69233c026e37 /tools/lib/perf/evlist.c | |
| parent | libperf evsel: Add comments for booleans (diff) | |
| download | wireguard-linux-298613b8e3f68a1aef2370cd6a9dad462b6c0457.tar.xz wireguard-linux-298613b8e3f68a1aef2370cd6a9dad462b6c0457.zip | |
perf tools: Allow system-wide events to keep their own CPUs
Currently, user_requested_cpus supplants system-wide CPUs when the evlist
has_user_cpus. Change that so that system-wide events retain their own
CPUs and they are added to all_cpus.
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/20220524075436.29144-15-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/lib/perf/evlist.c')
| -rw-r--r-- | tools/lib/perf/evlist.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/tools/lib/perf/evlist.c b/tools/lib/perf/evlist.c index 1c801f8da44f..9a6801b53274 100644 --- a/tools/lib/perf/evlist.c +++ b/tools/lib/perf/evlist.c @@ -40,12 +40,11 @@ static void __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->own_cpus || evlist->has_user_cpus) { - perf_cpu_map__put(evsel->cpus); - evsel->cpus = perf_cpu_map__get(evlist->user_requested_cpus); - } else if (!evsel->system_wide && - !evsel->requires_cpu && - perf_cpu_map__empty(evlist->user_requested_cpus)) { + if (!evsel->own_cpus || + (!evsel->system_wide && evlist->has_user_cpus) || + (!evsel->system_wide && + !evsel->requires_cpu && + perf_cpu_map__empty(evlist->user_requested_cpus))) { perf_cpu_map__put(evsel->cpus); evsel->cpus = perf_cpu_map__get(evlist->user_requested_cpus); } else if (evsel->cpus != evsel->own_cpus) { |