perf lock: Rename perf_evsel__*() operating on 'struct evsel *' to evsel__*()

As those is a 'struct evsel' methods, 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>
diff --git a/tools/perf/builtin-lock.c b/tools/perf/builtin-lock.c
index 5a19dc2..f0a1dba 100644
--- a/tools/perf/builtin-lock.c
+++ b/tools/perf/builtin-lock.c
@@ -657,32 +657,28 @@ static struct trace_lock_handler report_lock_ops  = {
 
 static struct trace_lock_handler *trace_handler;
 
-static int perf_evsel__process_lock_acquire(struct evsel *evsel,
-					     struct perf_sample *sample)
+static int evsel__process_lock_acquire(struct evsel *evsel, struct perf_sample *sample)
 {
 	if (trace_handler->acquire_event)
 		return trace_handler->acquire_event(evsel, sample);
 	return 0;
 }
 
-static int perf_evsel__process_lock_acquired(struct evsel *evsel,
-					      struct perf_sample *sample)
+static int evsel__process_lock_acquired(struct evsel *evsel, struct perf_sample *sample)
 {
 	if (trace_handler->acquired_event)
 		return trace_handler->acquired_event(evsel, sample);
 	return 0;
 }
 
-static int perf_evsel__process_lock_contended(struct evsel *evsel,
-					      struct perf_sample *sample)
+static int evsel__process_lock_contended(struct evsel *evsel, struct perf_sample *sample)
 {
 	if (trace_handler->contended_event)
 		return trace_handler->contended_event(evsel, sample);
 	return 0;
 }
 
-static int perf_evsel__process_lock_release(struct evsel *evsel,
-					    struct perf_sample *sample)
+static int evsel__process_lock_release(struct evsel *evsel, struct perf_sample *sample)
 {
 	if (trace_handler->release_event)
 		return trace_handler->release_event(evsel, sample);
@@ -849,10 +845,10 @@ static void sort_result(void)
 }
 
 static const struct evsel_str_handler lock_tracepoints[] = {
-	{ "lock:lock_acquire",	 perf_evsel__process_lock_acquire,   }, /* CONFIG_LOCKDEP */
-	{ "lock:lock_acquired",	 perf_evsel__process_lock_acquired,  }, /* CONFIG_LOCKDEP, CONFIG_LOCK_STAT */
-	{ "lock:lock_contended", perf_evsel__process_lock_contended, }, /* CONFIG_LOCKDEP, CONFIG_LOCK_STAT */
-	{ "lock:lock_release",	 perf_evsel__process_lock_release,   }, /* CONFIG_LOCKDEP */
+	{ "lock:lock_acquire",	 evsel__process_lock_acquire,   }, /* CONFIG_LOCKDEP */
+	{ "lock:lock_acquired",	 evsel__process_lock_acquired,  }, /* CONFIG_LOCKDEP, CONFIG_LOCK_STAT */
+	{ "lock:lock_contended", evsel__process_lock_contended, }, /* CONFIG_LOCKDEP, CONFIG_LOCK_STAT */
+	{ "lock:lock_release",	 evsel__process_lock_release,   }, /* CONFIG_LOCKDEP */
 };
 
 static bool force;