__list_splice(list, head, head->next);
}
+/* Move the entire list @old to the list @new, overwriting it. */
+static inline void list_transfer(struct list_head *old,
+ struct list_head *new)
+{
+ struct list_head *prev, *next;
+
+ if (list_empty(old)) {
+ INIT_LIST_HEAD(new);
+ } else {
+ prev = old->prev;
+ next = old->next;
+ new->next = next;
+ new->prev = prev;
+ prev->next = new;
+ next->prev = new;
+ }
+}
+
+/**
+ * list_move - delete from one list and add as another's head
+ * @list: the entry to move
+ * @head: the head that will precede our entry
+ */
+static inline void list_move(struct list_head *list, struct list_head *head)
+{
+ list_del(list);
+ list_add(list, head);
+}
+
+/**
+ * list_move_tail - delete from one list and add as another's tail
+ * @list: the entry to move
+ * @head: the head that will follow our entry
+ */
+static inline void list_move_tail(struct list_head *list,
+ struct list_head *head)
+{
+ list_del(list);
+ list_add_tail(list, head);
+}
+
/**
* list_splice_tail - join two lists, each list being a queue
* @list: the new list to add.