diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h
index 9dc46db..f6279f6 100644
--- a/include/linux/lockdep.h
+++ b/include/linux/lockdep.h
@@ -253,6 +253,13 @@
 			     struct lock_class_key *key, int subclass);
 
 /*
+ * To initialize a lockdep_map statically use this macro.
+ * Note that _name must not be NULL.
+ */
+#define STATIC_LOCKDEP_MAP_INIT(_name, _key) \
+	{ .name = (_name), .key = (void *)(_key), }
+
+/*
  * Reinitialize a lock key - for cases where there is special locking or
  * special initialization of locks so that the validator gets the scope
  * of dependencies wrong: they are either too broad (they need a class-split)