175 	int (*rmdir)(struct kernfs_node *kn);
176 	int (*rename)(struct kernfs_node *kn, struct kernfs_node *new_parent,
178 	int (*show_path)(struct seq_file *sf, struct kernfs_node *kn,
184 	struct kernfs_node	*kn;  member
200 	struct kernfs_node	*kn;  member
273 static inline enum kernfs_node_type kernfs_type(struct kernfs_node *kn)  in kernfs_type()  argument
275 	return kn->flags & KERNFS_TYPE_MASK;  in kernfs_type()
286 static inline void kernfs_enable_ns(struct kernfs_node *kn)  in kernfs_enable_ns()  argument
288 	WARN_ON_ONCE(kernfs_type(kn) != KERNFS_DIR);  in kernfs_enable_ns()
289 	WARN_ON_ONCE(!RB_EMPTY_ROOT(&kn->dir.children));  in kernfs_enable_ns()
290 	kn->flags |= KERNFS_NS;  in kernfs_enable_ns()
299 static inline bool kernfs_ns_enabled(struct kernfs_node *kn)  in kernfs_ns_enabled()  argument
301 	return kn->flags & KERNFS_NS;  in kernfs_ns_enabled()
304 int kernfs_name(struct kernfs_node *kn, char *buf, size_t buflen);
305 int kernfs_path_from_node(struct kernfs_node *root_kn, struct kernfs_node *kn,
307 void pr_cont_kernfs_name(struct kernfs_node *kn);
308 void pr_cont_kernfs_path(struct kernfs_node *kn);
309 struct kernfs_node *kernfs_get_parent(struct kernfs_node *kn);
314 void kernfs_get(struct kernfs_node *kn);
315 void kernfs_put(struct kernfs_node *kn);
319 struct inode *kernfs_get_inode(struct super_block *sb, struct kernfs_node *kn);
321 struct dentry *kernfs_node_dentry(struct kernfs_node *kn,
343 void kernfs_activate(struct kernfs_node *kn);
344 void kernfs_remove(struct kernfs_node *kn);
345 void kernfs_break_active_protection(struct kernfs_node *kn);
346 void kernfs_unbreak_active_protection(struct kernfs_node *kn);
347 bool kernfs_remove_self(struct kernfs_node *kn);
350 int kernfs_rename_ns(struct kernfs_node *kn, struct kernfs_node *new_parent,
352 int kernfs_setattr(struct kernfs_node *kn, const struct iattr *iattr);
353 void kernfs_notify(struct kernfs_node *kn);
368 static inline enum kernfs_node_type kernfs_type(struct kernfs_node *kn)  in kernfs_type()  argument
371 static inline void kernfs_enable_ns(struct kernfs_node *kn) { }  in kernfs_enable_ns()  argument
373 static inline bool kernfs_ns_enabled(struct kernfs_node *kn)  in kernfs_ns_enabled()  argument
376 static inline int kernfs_name(struct kernfs_node *kn, char *buf, size_t buflen)  in kernfs_name()  argument
380 					struct kernfs_node *kn,  in kernfs_path_from_node()  argument
384 static inline void pr_cont_kernfs_name(struct kernfs_node *kn) { }  in pr_cont_kernfs_name()  argument
385 static inline void pr_cont_kernfs_path(struct kernfs_node *kn) { }  in pr_cont_kernfs_path()  argument
387 static inline struct kernfs_node *kernfs_get_parent(struct kernfs_node *kn)  in kernfs_get_parent()  argument
399 static inline void kernfs_get(struct kernfs_node *kn) { }  in kernfs_get()  argument
400 static inline void kernfs_put(struct kernfs_node *kn) { }  in kernfs_put()  argument
409 kernfs_get_inode(struct super_block *sb, struct kernfs_node *kn)  in kernfs_get_inode()  argument
437 static inline void kernfs_activate(struct kernfs_node *kn) { }  in kernfs_activate()  argument
439 static inline void kernfs_remove(struct kernfs_node *kn) { }  in kernfs_remove()  argument
441 static inline bool kernfs_remove_self(struct kernfs_node *kn)  in kernfs_remove_self()  argument
444 static inline int kernfs_remove_by_name_ns(struct kernfs_node *kn,  in kernfs_remove_by_name_ns()  argument
448 static inline int kernfs_rename_ns(struct kernfs_node *kn,  in kernfs_rename_ns()  argument
453 static inline int kernfs_setattr(struct kernfs_node *kn,  in kernfs_setattr()  argument
457 static inline void kernfs_notify(struct kernfs_node *kn) { }  in kernfs_notify()  argument
485 static inline int kernfs_path(struct kernfs_node *kn, char *buf, size_t buflen)  in kernfs_path()  argument
487 	return kernfs_path_from_node(kn, NULL, buf, buflen);  in kernfs_path()
491 kernfs_find_and_get(struct kernfs_node *kn, const char *name)  in kernfs_find_and_get()  argument
493 	return kernfs_find_and_get_ns(kn, name, NULL);  in kernfs_find_and_get()
497 kernfs_walk_and_get(struct kernfs_node *kn, const char *path)  in kernfs_walk_and_get()  argument
499 	return kernfs_walk_and_get_ns(kn, path, NULL);  in kernfs_walk_and_get()
541 static inline int kernfs_rename(struct kernfs_node *kn,  in kernfs_rename()  argument
545 	return kernfs_rename_ns(kn, new_parent, new_name, NULL);  in kernfs_rename()