diff --git a/sys/compat/linuxkpi/common/include/linux/lockdep.h b/sys/compat/linuxkpi/common/include/linux/lockdep.h
index 065399fa44a..ef562e300cd 100644
--- a/sys/compat/linuxkpi/common/include/linux/lockdep.h
+++ b/sys/compat/linuxkpi/common/include/linux/lockdep.h
@@ -39,7 +39,12 @@ struct lock_class_key {
 
 #define	lockdep_set_class_and_name(lock, key, name)
 
+#define	lockdep_assert_held(m)				\
+	sx_assert(&(m)->sx, SA_XLOCKED)
+
 #define	lockdep_assert_held_once(m)			\
 	sx_assert(&(m)->sx, SA_XLOCKED | SA_NOTRECURSED)
 
+#define	lockdep_is_held(m)	(sx_xholder(&(m)->sx) == curthread)
+
 #endif /* _LINUX_LOCKDEP_H_ */