734 	struct rb_root root;  member
759 static int dbg_ins_check_orphan(struct rb_root *root, ino_t inum)  in dbg_ins_check_orphan()  argument
769 	p = &root->rb_node;  in dbg_ins_check_orphan()
783 	rb_insert_color(&orphan->rb, root);  in dbg_ins_check_orphan()
787 static int dbg_find_check_orphan(struct rb_root *root, ino_t inum)  in dbg_find_check_orphan()  argument
792 	p = root->rb_node;  in dbg_find_check_orphan()
805 static void dbg_free_check_tree(struct rb_root *root)  in dbg_free_check_tree()  argument
809 	rbtree_postorder_for_each_entry_safe(o, n, root, rb)  in dbg_free_check_tree()
835 			if (!dbg_find_check_orphan(&ci->root, inum) &&  in dbg_orphan_check()
861 			err = dbg_ins_check_orphan(&ci->root, inum);  in dbg_read_orphans()
915 	ci.root = RB_ROOT;  in dbg_check_orphans()
943 	dbg_free_check_tree(&ci.root);  in dbg_check_orphans()