1 files changed, 4 insertions, 0 deletions

diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
index 3aa75fb2225f..04bf7373a7e5 100644
--- a/tools/perf/util/session.h
+++ b/tools/perf/util/session.h
@@ -124,4 +124,8 @@ int __perf_session__set_tracepoints_handlers(struct perf_session *session,
 
 #define perf_session__set_tracepoints_handlers(session, array) \
         __perf_session__set_tracepoints_handlers(session, array, ARRAY_SIZE(array))
+
+extern volatile int session_done;
+
+#define session_done()  (*(volatile int *)(&session_done))
 #endif /* __PERF_SESSION_H */