277 static struct btrfs_delayed_ref_head *htree_insert(struct rb_root_cached *root,  in htree_insert()
282 	struct btrfs_delayed_ref_head *entry;  in htree_insert()
283 	struct btrfs_delayed_ref_head *ins;  in htree_insert()
287 	ins = rb_entry(node, struct btrfs_delayed_ref_head, href_node);  in htree_insert()
291 		entry = rb_entry(parent_node, struct btrfs_delayed_ref_head,  in htree_insert()
340 static struct btrfs_delayed_ref_head *find_first_ref_head(  in find_first_ref_head()
344 	struct btrfs_delayed_ref_head *entry;  in find_first_ref_head()
350 	entry = rb_entry(n, struct btrfs_delayed_ref_head, href_node);  in find_first_ref_head()
360 static struct btrfs_delayed_ref_head *find_ref_head(  in find_ref_head()
366 	struct btrfs_delayed_ref_head *entry;  in find_ref_head()
371 		entry = rb_entry(n, struct btrfs_delayed_ref_head, href_node);  in find_ref_head()
385 			entry = rb_entry(n, struct btrfs_delayed_ref_head,  in find_ref_head()
394 			   struct btrfs_delayed_ref_head *head)  in btrfs_delayed_ref_lock()
416 				    struct btrfs_delayed_ref_head *head,  in drop_delayed_ref()
431 		      struct btrfs_delayed_ref_head *head,  in merge_ref()
478 			      struct btrfs_delayed_ref_head *head)  in btrfs_merge_delayed_refs()
537 struct btrfs_delayed_ref_head *btrfs_select_ref_head(  in btrfs_select_ref_head()
540 	struct btrfs_delayed_ref_head *head;  in btrfs_select_ref_head()
562 		head = rb_entry(node, struct btrfs_delayed_ref_head,  in btrfs_select_ref_head()
575 			   struct btrfs_delayed_ref_head *head)  in btrfs_delete_ref_head()
596 			      struct btrfs_delayed_ref_head *href,  in insert_delayed_ref()
650 			 struct btrfs_delayed_ref_head *existing,  in update_existing_head_ref()
651 			 struct btrfs_delayed_ref_head *update,  in update_existing_head_ref()
730 static void init_delayed_ref_head(struct btrfs_delayed_ref_head *head_ref,  in init_delayed_ref_head()
797 static noinline struct btrfs_delayed_ref_head *
799 		     struct btrfs_delayed_ref_head *head_ref,  in add_delayed_ref_head()
804 	struct btrfs_delayed_ref_head *existing;  in add_delayed_ref_head()
917 	struct btrfs_delayed_ref_head *head_ref;  in btrfs_add_delayed_tree_ref()
1014 	struct btrfs_delayed_ref_head *head_ref;  in btrfs_add_delayed_data_ref()
1104 	struct btrfs_delayed_ref_head *head_ref;  in btrfs_add_delayed_extent_op()
1136 struct btrfs_delayed_ref_head *
1156 				sizeof(struct btrfs_delayed_ref_head), 0,  in btrfs_delayed_ref_init()