void vlist_simple_delete(struct vlist_simple_tree *tree, struct vlist_simple_node *node);
void vlist_simple_flush(struct vlist_simple_tree *tree);
void vlist_simple_flush_all(struct vlist_simple_tree *tree);
+void vlist_simple_replace(struct vlist_simple_tree *dest, struct vlist_simple_tree *old);
static inline void vlist_simple_update(struct vlist_simple_tree *tree)
{