perf evsel: Rename perf_evsel__find_pmu() to evsel__find_pmu()

As it is a 'struct evsel' method, not part of tools/lib/perf/, aka
libperf, to whom the perf_ prefix belongs.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/util/auxtrace.c

@@ -2542,7 +2542,7 @@ static int parse_addr_filter(struct evsel *evsel, const char *filter,
 
 static int perf_evsel__nr_addr_filter(struct evsel *evsel)
 {
-	struct perf_pmu *pmu = perf_evsel__find_pmu(evsel);
+	struct perf_pmu *pmu = evsel__find_pmu(evsel);
 	int nr_addr_filters = 0;
 
 	if (!pmu)

tools/perf/util/evsel.h

@@ -158,7 +158,7 @@ int perf_evsel__object_config(size_t object_size,
 			      int (*init)(struct evsel *evsel),
 			      void (*fini)(struct evsel *evsel));
 
-struct perf_pmu *perf_evsel__find_pmu(struct evsel *evsel);
+struct perf_pmu *evsel__find_pmu(struct evsel *evsel);
 bool perf_evsel__is_aux_event(struct evsel *evsel);
 
 struct evsel *perf_evsel__new_idx(struct perf_event_attr *attr, int idx);

tools/perf/util/pmu.c

@@ -886,7 +886,7 @@ struct perf_pmu *perf_pmu__scan(struct perf_pmu *pmu)
 	return NULL;
 }
 
-struct perf_pmu *perf_evsel__find_pmu(struct evsel *evsel)
+struct perf_pmu *evsel__find_pmu(struct evsel *evsel)
 {
 	struct perf_pmu *pmu = NULL;
 
@@ -900,7 +900,7 @@ struct perf_pmu *perf_evsel__find_pmu(struct evsel *evsel)
 
 bool perf_evsel__is_aux_event(struct evsel *evsel)
 {
-	struct perf_pmu *pmu = perf_evsel__find_pmu(evsel);
+	struct perf_pmu *pmu = evsel__find_pmu(evsel);
 
 	return pmu && pmu->auxtrace;
 }