--- zzzz-none-000/linux-3.10.107/include/linux/kobject_ns.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/include/linux/kobject_ns.h	2021-02-04 17:41:59.000000000 +0000
@@ -39,6 +39,7 @@
  */
 struct kobj_ns_type_operations {
 	enum kobj_ns_type type;
+	bool (*current_may_mount)(void);
 	void *(*grab_current_ns)(void);
 	const void *(*netlink_ns)(struct sock *sk);
 	const void *(*initial_ns)(void);
@@ -50,6 +51,7 @@
 const struct kobj_ns_type_operations *kobj_child_ns_ops(struct kobject *parent);
 const struct kobj_ns_type_operations *kobj_ns_ops(struct kobject *kobj);
 
+bool kobj_ns_current_may_mount(enum kobj_ns_type type);
 void *kobj_ns_grab_current(enum kobj_ns_type type);
 const void *kobj_ns_netlink(enum kobj_ns_type type, struct sock *sk);
 const void *kobj_ns_initial(enum kobj_ns_type type);