26 #define rb_to_kn(X) rb_entry((X), struct kernfs_node, rb)
28 static bool kernfs_active(struct kernfs_node *kn)  in kernfs_active()
34 static bool kernfs_lockdep(struct kernfs_node *kn)  in kernfs_lockdep()
43 static int kernfs_name_locked(struct kernfs_node *kn, char *buf, size_t buflen)  in kernfs_name_locked()
52 static size_t kernfs_depth(struct kernfs_node *from, struct kernfs_node *to)  in kernfs_depth()
63 static struct kernfs_node *kernfs_common_ancestor(struct kernfs_node *a,  in kernfs_common_ancestor()
64 						  struct kernfs_node *b)  in kernfs_common_ancestor()
123 static int kernfs_path_from_node_locked(struct kernfs_node *kn_to,  in kernfs_path_from_node_locked()
124 					struct kernfs_node *kn_from,  in kernfs_path_from_node_locked()
127 	struct kernfs_node *kn, *common;  in kernfs_path_from_node_locked()
182 int kernfs_name(struct kernfs_node *kn, char *buf, size_t buflen)  in kernfs_name()
209 int kernfs_path_from_node(struct kernfs_node *to, struct kernfs_node *from,  in kernfs_path_from_node()
228 void pr_cont_kernfs_name(struct kernfs_node *kn)  in pr_cont_kernfs_name()
246 void pr_cont_kernfs_path(struct kernfs_node *kn)  in pr_cont_kernfs_path()
278 struct kernfs_node *kernfs_get_parent(struct kernfs_node *kn)  in kernfs_get_parent()
280 	struct kernfs_node *parent;  in kernfs_get_parent()
315 			       const void *ns, const struct kernfs_node *kn)  in kernfs_name_compare()
328 static int kernfs_sd_compare(const struct kernfs_node *left,  in kernfs_sd_compare()
329 			     const struct kernfs_node *right)  in kernfs_sd_compare()
347 static int kernfs_link_sibling(struct kernfs_node *kn)  in kernfs_link_sibling()
353 		struct kernfs_node *pos;  in kernfs_link_sibling()
389 static bool kernfs_unlink_sibling(struct kernfs_node *kn)  in kernfs_unlink_sibling()
412 struct kernfs_node *kernfs_get_active(struct kernfs_node *kn)  in kernfs_get_active()
432 void kernfs_put_active(struct kernfs_node *kn)  in kernfs_put_active()
457 static void kernfs_drain(struct kernfs_node *kn)  in kernfs_drain()
491 void kernfs_get(struct kernfs_node *kn)  in kernfs_get()
506 void kernfs_put(struct kernfs_node *kn)  in kernfs_put()
508 	struct kernfs_node *parent;  in kernfs_put()
560 	struct kernfs_node *kn;  in kernfs_dop_revalidate()
612 struct kernfs_node *kernfs_node_from_dentry(struct dentry *dentry)  in kernfs_node_from_dentry()
620 static struct kernfs_node *__kernfs_new_node(struct kernfs_root *root,  in __kernfs_new_node()
625 	struct kernfs_node *kn;  in __kernfs_new_node()
688 struct kernfs_node *kernfs_new_node(struct kernfs_node *parent,  in kernfs_new_node()
693 	struct kernfs_node *kn;  in kernfs_new_node()
712 struct kernfs_node *kernfs_find_and_get_node_by_ino(struct kernfs_root *root,  in kernfs_find_and_get_node_by_ino()
715 	struct kernfs_node *kn;  in kernfs_find_and_get_node_by_ino()
764 int kernfs_add_one(struct kernfs_node *kn)  in kernfs_add_one()
766 	struct kernfs_node *parent = kn->parent;  in kernfs_add_one()
830 static struct kernfs_node *kernfs_find_ns(struct kernfs_node *parent,  in kernfs_find_ns()
848 		struct kernfs_node *kn;  in kernfs_find_ns()
863 static struct kernfs_node *kernfs_walk_ns(struct kernfs_node *parent,  in kernfs_walk_ns()
905 struct kernfs_node *kernfs_find_and_get_ns(struct kernfs_node *parent,  in kernfs_find_and_get_ns()
908 	struct kernfs_node *kn;  in kernfs_find_and_get_ns()
929 struct kernfs_node *kernfs_walk_and_get_ns(struct kernfs_node *parent,  in kernfs_walk_and_get_ns()
932 	struct kernfs_node *kn;  in kernfs_walk_and_get_ns()
955 	struct kernfs_node *kn;  in kernfs_create_root()
1012 struct kernfs_node *kernfs_create_dir_ns(struct kernfs_node *parent,  in kernfs_create_dir_ns()
1017 	struct kernfs_node *kn;  in kernfs_create_dir_ns()
1046 struct kernfs_node *kernfs_create_empty_dir(struct kernfs_node *parent,  in kernfs_create_empty_dir()
1049 	struct kernfs_node *kn;  in kernfs_create_empty_dir()
1077 	struct kernfs_node *parent = dir->i_private;  in kernfs_iop_lookup()
1078 	struct kernfs_node *kn;  in kernfs_iop_lookup()
1112 	struct kernfs_node *parent = dir->i_private;  in kernfs_iop_mkdir()
1130 	struct kernfs_node *kn  = kernfs_dentry_node(dentry);  in kernfs_iop_rmdir()
1150 	struct kernfs_node *kn = kernfs_dentry_node(old_dentry);  in kernfs_iop_rename()
1151 	struct kernfs_node *new_parent = new_dir->i_private;  in kernfs_iop_rename()
1188 static struct kernfs_node *kernfs_leftmost_descendant(struct kernfs_node *pos)  in kernfs_leftmost_descendant()
1190 	struct kernfs_node *last;  in kernfs_leftmost_descendant()
1219 static struct kernfs_node *kernfs_next_descendant_post(struct kernfs_node *pos,  in kernfs_next_descendant_post()
1220 						       struct kernfs_node *root)  in kernfs_next_descendant_post()
1256 void kernfs_activate(struct kernfs_node *kn)  in kernfs_activate()
1258 	struct kernfs_node *pos;  in kernfs_activate()
1277 static void __kernfs_remove(struct kernfs_node *kn)  in __kernfs_remove()
1279 	struct kernfs_node *pos;  in __kernfs_remove()
1350 void kernfs_remove(struct kernfs_node *kn)  in kernfs_remove()
1371 void kernfs_break_active_protection(struct kernfs_node *kn)  in kernfs_break_active_protection()
1395 void kernfs_unbreak_active_protection(struct kernfs_node *kn)  in kernfs_unbreak_active_protection()
1437 bool kernfs_remove_self(struct kernfs_node *kn)  in kernfs_remove_self()
1497 int kernfs_remove_by_name_ns(struct kernfs_node *parent, const char *name,  in kernfs_remove_by_name_ns()
1500 	struct kernfs_node *kn;  in kernfs_remove_by_name_ns()
1529 int kernfs_rename_ns(struct kernfs_node *kn, struct kernfs_node *new_parent,  in kernfs_rename_ns()
1532 	struct kernfs_node *old_parent;  in kernfs_rename_ns()
1599 static inline unsigned char dt_type(struct kernfs_node *kn)  in dt_type()
1610 static struct kernfs_node *kernfs_dir_pos(const void *ns,  in kernfs_dir_pos()
1611 	struct kernfs_node *parent, loff_t hash, struct kernfs_node *pos)  in kernfs_dir_pos()
1644 static struct kernfs_node *kernfs_dir_next_pos(const void *ns,  in kernfs_dir_next_pos()
1645 	struct kernfs_node *parent, ino_t ino, struct kernfs_node *pos)  in kernfs_dir_next_pos()
1663 	struct kernfs_node *parent = kernfs_dentry_node(dentry);  in kernfs_fop_readdir()
1664 	struct kernfs_node *pos = file->private_data;  in kernfs_fop_readdir()