176 	int (*rmdir)(struct kernfs_node *kn);
177 	int (*rename)(struct kernfs_node *kn, struct kernfs_node *new_parent,
179 	int (*show_path)(struct seq_file *sf, struct kernfs_node *kn,
185 	struct kernfs_node	*kn;  member
201 	struct kernfs_node	*kn;  member
289 static inline enum kernfs_node_type kernfs_type(struct kernfs_node *kn)  in kernfs_type()  argument
291 	return kn->flags & KERNFS_TYPE_MASK;  in kernfs_type()
302 static inline void kernfs_enable_ns(struct kernfs_node *kn)  in kernfs_enable_ns()  argument
304 	WARN_ON_ONCE(kernfs_type(kn) != KERNFS_DIR);  in kernfs_enable_ns()
305 	WARN_ON_ONCE(!RB_EMPTY_ROOT(&kn->dir.children));  in kernfs_enable_ns()
306 	kn->flags |= KERNFS_NS;  in kernfs_enable_ns()
315 static inline bool kernfs_ns_enabled(struct kernfs_node *kn)  in kernfs_ns_enabled()  argument
317 	return kn->flags & KERNFS_NS;  in kernfs_ns_enabled()
320 int kernfs_name(struct kernfs_node *kn, char *buf, size_t buflen);
321 int kernfs_path_from_node(struct kernfs_node *root_kn, struct kernfs_node *kn,
323 void pr_cont_kernfs_name(struct kernfs_node *kn);
324 void pr_cont_kernfs_path(struct kernfs_node *kn);
325 struct kernfs_node *kernfs_get_parent(struct kernfs_node *kn);
330 void kernfs_get(struct kernfs_node *kn);
331 void kernfs_put(struct kernfs_node *kn);
335 struct inode *kernfs_get_inode(struct super_block *sb, struct kernfs_node *kn);
337 struct dentry *kernfs_node_dentry(struct kernfs_node *kn,
359 void kernfs_activate(struct kernfs_node *kn);
360 void kernfs_remove(struct kernfs_node *kn);
361 void kernfs_break_active_protection(struct kernfs_node *kn);
362 void kernfs_unbreak_active_protection(struct kernfs_node *kn);
363 bool kernfs_remove_self(struct kernfs_node *kn);
366 int kernfs_rename_ns(struct kernfs_node *kn, struct kernfs_node *new_parent,
368 int kernfs_setattr(struct kernfs_node *kn, const struct iattr *iattr);
371 void kernfs_notify(struct kernfs_node *kn);
373 int kernfs_xattr_get(struct kernfs_node *kn, const char *name,
375 int kernfs_xattr_set(struct kernfs_node *kn, const char *name,
389 static inline enum kernfs_node_type kernfs_type(struct kernfs_node *kn)  in kernfs_type()  argument
392 static inline void kernfs_enable_ns(struct kernfs_node *kn) { }  in kernfs_enable_ns()  argument
394 static inline bool kernfs_ns_enabled(struct kernfs_node *kn)  in kernfs_ns_enabled()  argument
397 static inline int kernfs_name(struct kernfs_node *kn, char *buf, size_t buflen)  in kernfs_name()  argument
401 					struct kernfs_node *kn,  in kernfs_path_from_node()  argument
405 static inline void pr_cont_kernfs_name(struct kernfs_node *kn) { }  in pr_cont_kernfs_name()  argument
406 static inline void pr_cont_kernfs_path(struct kernfs_node *kn) { }  in pr_cont_kernfs_path()  argument
408 static inline struct kernfs_node *kernfs_get_parent(struct kernfs_node *kn)  in kernfs_get_parent()  argument
420 static inline void kernfs_get(struct kernfs_node *kn) { }  in kernfs_get()  argument
421 static inline void kernfs_put(struct kernfs_node *kn) { }  in kernfs_put()  argument
430 kernfs_get_inode(struct super_block *sb, struct kernfs_node *kn)  in kernfs_get_inode()  argument
458 static inline void kernfs_activate(struct kernfs_node *kn) { }  in kernfs_activate()  argument
460 static inline void kernfs_remove(struct kernfs_node *kn) { }  in kernfs_remove()  argument
462 static inline bool kernfs_remove_self(struct kernfs_node *kn)  in kernfs_remove_self()  argument
465 static inline int kernfs_remove_by_name_ns(struct kernfs_node *kn,  in kernfs_remove_by_name_ns()  argument
469 static inline int kernfs_rename_ns(struct kernfs_node *kn,  in kernfs_rename_ns()  argument
474 static inline int kernfs_setattr(struct kernfs_node *kn,  in kernfs_setattr()  argument
478 static inline void kernfs_notify(struct kernfs_node *kn) { }  in kernfs_notify()  argument
480 static inline int kernfs_xattr_get(struct kernfs_node *kn, const char *name,  in kernfs_xattr_get()  argument
484 static inline int kernfs_xattr_set(struct kernfs_node *kn, const char *name,  in kernfs_xattr_set()  argument
514 static inline int kernfs_path(struct kernfs_node *kn, char *buf, size_t buflen)  in kernfs_path()  argument
516 	return kernfs_path_from_node(kn, NULL, buf, buflen);  in kernfs_path()
520 kernfs_find_and_get(struct kernfs_node *kn, const char *name)  in kernfs_find_and_get()  argument
522 	return kernfs_find_and_get_ns(kn, name, NULL);  in kernfs_find_and_get()
526 kernfs_walk_and_get(struct kernfs_node *kn, const char *path)  in kernfs_walk_and_get()  argument
528 	return kernfs_walk_and_get_ns(kn, path, NULL);  in kernfs_walk_and_get()
570 static inline int kernfs_rename(struct kernfs_node *kn,  in kernfs_rename()  argument
574 	return kernfs_rename_ns(kn, new_parent, new_name, NULL);  in kernfs_rename()