diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h
index 4e81c9b..1274002 100644
--- a/include/trace/ftrace.h
+++ b/include/trace/ftrace.h
@@ -299,11 +299,9 @@
 	struct ftrace_raw_##call field;					\
 	int ret;							\
 									\
-	__common_field(int, type, 1);					\
-	__common_field(unsigned char, flags, 0);			\
-	__common_field(unsigned char, preempt_count, 0);		\
-	__common_field(int, pid, 1);					\
-	__common_field(int, tgid, 1);					\
+	ret = trace_define_common_fields(event_call);			\
+	if (ret)							\
+		return ret;						\
 									\
 	tstruct;							\
 									\