[PATCH V3 10/14] perf tools: Factor out a function to propagate maps for a single evsel

Adrian Hunter
2015-09-08T08:05:16Z

Subsequent fixes will need a function that just propagates maps
for a single evsel so factor it out.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
---
tools/perf/util/evlist.c | 37 +++++++++++++++++++++----------------
1 file changed, 21 insertions(+), 16 deletions(-)

diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index c17f3558a37a..fcaabd1e5dbb 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -1102,26 +1102,31 @@ int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages,
return perf_evlist__mmap_ex(evlist, pages, overwrite, 0, false);
}

+static void __perf_evlist__propagate_maps(struct perf_evlist *evlist,
+ struct perf_evsel *evsel)
+{
+ /*
+ * 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) {
+ cpu_map__put(evsel->cpus);
+ evsel->cpus = cpu_map__get(evlist->cpus);
+ } else if (evsel->cpus != evsel->own_cpus) {
+ cpu_map__put(evsel->cpus);
+ evsel->cpus = cpu_map__get(evsel->own_cpus);
+ }
+
+ thread_map__put(evsel->threads);
+ evsel->threads = thread_map__get(evlist->threads);
+}
+
static void perf_evlist__propagate_maps(struct perf_evlist *evlist)
{
struct perf_evsel *evsel;

- evlist__for_each(evlist, evsel) {
- /*
- * 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) {
- cpu_map__put(evsel->cpus);
- evsel->cpus = cpu_map__get(evlist->cpus);
- } else if (evsel->cpus != evsel->own_cpus) {
- cpu_map__put(evsel->cpus);
- evsel->cpus = cpu_map__get(evsel->own_cpus);
- }
-
- thread_map__put(evsel->threads);
- evsel->threads = thread_map__get(evlist->threads);
- }
+ evlist__for_each(evlist, evsel)
+ __perf_evlist__propagate_maps(evlist, evsel);
}

int perf_evlist__create_maps(struct perf_evlist *evlist, struct target *target)
--
1.9.1