1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index 34e00fb49bec..4372658c73ae 100644
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -293,6 +293,7 @@ struct ftrace_event_file {
          * caching and such. Which is mostly OK ;-)
          */
         unsigned long           flags;
+        atomic_t                sm_ref; /* soft-mode reference counter */
 };
 
 #define __TRACE_EVENT_FLAGS(name, value)                                \