1 files changed, 2 insertions, 1 deletions

diff --git a/tools/perf/util/trace-event.h b/tools/perf/util/trace-event.h
index 00b440df66d8..cb92978be300 100644
--- a/tools/perf/util/trace-event.h
+++ b/tools/perf/util/trace-event.h
@@ -133,6 +133,7 @@ struct event {
         int                     flags;
         struct format           format;
         struct print_fmt        print_fmt;
+        char                    *system;
 };
 
 enum {
@@ -167,7 +168,7 @@ void print_funcs(void);
 void print_printk(void);
 
 int parse_ftrace_file(char *buf, unsigned long size);
-int parse_event_file(char *buf, unsigned long size, char *system);
+int parse_event_file(char *buf, unsigned long size, char *sys);
 void print_event(int cpu, void *data, int size, unsigned long long nsecs,
                   char *comm);