152 	int (*rmdir)(struct kernfs_node *kn);
153 	int (*rename)(struct kernfs_node *kn, struct kernfs_node *new_parent,
159 	struct kernfs_node	*kn;  member
174 	struct kernfs_node	*kn;  member
237 static inline enum kernfs_node_type kernfs_type(struct kernfs_node *kn)  in kernfs_type()  argument
239 	return kn->flags & KERNFS_TYPE_MASK;  in kernfs_type()
250 static inline void kernfs_enable_ns(struct kernfs_node *kn)  in kernfs_enable_ns()  argument
252 	WARN_ON_ONCE(kernfs_type(kn) != KERNFS_DIR);  in kernfs_enable_ns()
253 	WARN_ON_ONCE(!RB_EMPTY_ROOT(&kn->dir.children));  in kernfs_enable_ns()
254 	kn->flags |= KERNFS_NS;  in kernfs_enable_ns()
263 static inline bool kernfs_ns_enabled(struct kernfs_node *kn)  in kernfs_ns_enabled()  argument
265 	return kn->flags & KERNFS_NS;  in kernfs_ns_enabled()
268 int kernfs_name(struct kernfs_node *kn, char *buf, size_t buflen);
269 char * __must_check kernfs_path(struct kernfs_node *kn, char *buf,
271 void pr_cont_kernfs_name(struct kernfs_node *kn);
272 void pr_cont_kernfs_path(struct kernfs_node *kn);
273 struct kernfs_node *kernfs_get_parent(struct kernfs_node *kn);
276 void kernfs_get(struct kernfs_node *kn);
277 void kernfs_put(struct kernfs_node *kn);
300 void kernfs_activate(struct kernfs_node *kn);
301 void kernfs_remove(struct kernfs_node *kn);
302 void kernfs_break_active_protection(struct kernfs_node *kn);
303 void kernfs_unbreak_active_protection(struct kernfs_node *kn);
304 bool kernfs_remove_self(struct kernfs_node *kn);
307 int kernfs_rename_ns(struct kernfs_node *kn, struct kernfs_node *new_parent,
309 int kernfs_setattr(struct kernfs_node *kn, const struct iattr *iattr);
310 void kernfs_notify(struct kernfs_node *kn);
323 static inline enum kernfs_node_type kernfs_type(struct kernfs_node *kn)  in kernfs_type()  argument
326 static inline void kernfs_enable_ns(struct kernfs_node *kn) { }  in kernfs_enable_ns()  argument
328 static inline bool kernfs_ns_enabled(struct kernfs_node *kn)  in kernfs_ns_enabled()  argument
331 static inline int kernfs_name(struct kernfs_node *kn, char *buf, size_t buflen)  in kernfs_name()  argument
334 static inline char * __must_check kernfs_path(struct kernfs_node *kn, char *buf,  in kernfs_path()  argument
338 static inline void pr_cont_kernfs_name(struct kernfs_node *kn) { }  in pr_cont_kernfs_name()  argument
339 static inline void pr_cont_kernfs_path(struct kernfs_node *kn) { }  in pr_cont_kernfs_path()  argument
341 static inline struct kernfs_node *kernfs_get_parent(struct kernfs_node *kn)  in kernfs_get_parent()  argument
349 static inline void kernfs_get(struct kernfs_node *kn) { }  in kernfs_get()  argument
350 static inline void kernfs_put(struct kernfs_node *kn) { }  in kernfs_put()  argument
381 static inline void kernfs_activate(struct kernfs_node *kn) { }  in kernfs_activate()  argument
383 static inline void kernfs_remove(struct kernfs_node *kn) { }  in kernfs_remove()  argument
385 static inline bool kernfs_remove_self(struct kernfs_node *kn)  in kernfs_remove_self()  argument
388 static inline int kernfs_remove_by_name_ns(struct kernfs_node *kn,  in kernfs_remove_by_name_ns()  argument
392 static inline int kernfs_rename_ns(struct kernfs_node *kn,  in kernfs_rename_ns()  argument
397 static inline int kernfs_setattr(struct kernfs_node *kn,  in kernfs_setattr()  argument
401 static inline void kernfs_notify(struct kernfs_node *kn) { }  in kernfs_notify()  argument
419 kernfs_find_and_get(struct kernfs_node *kn, const char *name)  in kernfs_find_and_get()  argument
421 	return kernfs_find_and_get_ns(kn, name, NULL);  in kernfs_find_and_get()
458 static inline int kernfs_rename(struct kernfs_node *kn,  in kernfs_rename()  argument
462 	return kernfs_rename_ns(kn, new_parent, new_name, NULL);  in kernfs_rename()