1 files changed, 1 insertions, 2 deletions

diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
index a6951d2f700..5771ccb3fe0 100644
--- a/tools/perf/util/session.h
+++ b/tools/perf/util/session.h
@@ -40,7 +40,6 @@ struct perf_event_ops {
         event_op        process_read_event;
         event_op        process_throttle_event;
         event_op        process_unthrottle_event;
-        int             (*sample_type_check)(struct perf_session *session);
         unsigned long   total_unknown;
         bool            full_paths;
 };
@@ -56,7 +55,7 @@ struct symbol **perf_session__resolve_callchain(struct perf_session *self,
                                                 struct ip_callchain *chain,
                                                 struct symbol **parent);
 
-int perf_session__has_traces(struct perf_session *self);
+bool perf_session__has_traces(struct perf_session *self, const char *msg);
 
 int perf_header__read_build_ids(int input, u64 offset, u64 file_size);