1 files changed, 4 insertions, 4 deletions

diff --git a/tools/perf/builtin-lock.c b/tools/perf/builtin-lock.c
index 2b36defc5d73..2e93f99b1480 100644
--- a/tools/perf/builtin-lock.c
+++ b/tools/perf/builtin-lock.c
@@ -834,14 +834,14 @@ static void dump_info(void)
                 die("Unknown type of information\n");
 }
 
-static int process_sample_event(event_t *self, struct sample_data *sample,
+static int process_sample_event(union perf_event *event, struct perf_sample *sample,
                                 struct perf_session *s)
 {
         struct thread *thread = perf_session__findnew(s, sample->tid);
 
         if (thread == NULL) {
                 pr_debug("problem processing %d event, skipping it.\n",
-                        self->header.type);
+                        event->header.type);
                 return -1;
         }
 
@@ -852,7 +852,7 @@ static int process_sample_event(event_t *self, struct sample_data *sample,
 
 static struct perf_event_ops eops = {
         .sample                 = process_sample_event,
-        .comm                   = event__process_comm,
+        .comm                   = perf_event__process_comm,
         .ordered_samples        = true,
 };
 
@@ -893,7 +893,7 @@ static const char * const report_usage[] = {
 
 static const struct option report_options[] = {
         OPT_STRING('k', "key", &sort_key, "acquired",
-                    "key for sorting"),
+                    "key for sorting (acquired / contended / wait_total / wait_max / wait_min)"),
         /* TODO: type */
         OPT_END()
 };