1 files changed, 2 insertions, 0 deletions

diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index 01ce088c1cdf..cc90ccdad469 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -698,6 +698,8 @@ struct filter_pred {
         int                     pop_n;
 };
 
+extern struct list_head ftrace_common_fields;
+
 extern enum regex_type
 filter_parse_regex(char *buff, int len, char **search, int *not);
 extern void print_event_filter(struct ftrace_event_call *call,