diff --git a/sys/sys/lockstat.h b/sys/sys/lockstat.h
index 1cb9a21198ce..e5503539298f 100644
--- a/sys/sys/lockstat.h
+++ b/sys/sys/lockstat.h
@@ -68,6 +68,8 @@ SDT_PROBE_DECLARE(lockstat, , , thread__spin);
 #define	LOCKSTAT_WRITER		0
 #define	LOCKSTAT_READER		1
 
+extern int lockstat_enabled;
+
 #ifdef KDTRACE_HOOKS
 
 #define	LOCKSTAT_RECORD0(probe, lp)					\
@@ -105,8 +107,6 @@ SDT_PROBE_DECLARE(lockstat, , , thread__spin);
 	LOCKSTAT_RECORD1(probe, lp, a);					\
 } while (0)
 
-extern int lockstat_enabled;
-
 struct lock_object;
 uint64_t lockstat_nsecs(struct lock_object *);