private void removeFromPool() { assert prev != null && next != null; prev.next = next; next.prev = prev; next = null; prev = null; }
private void addToPool() { PoolSubpage<T> head = chunk.arena.findSubpagePoolHead(elemSize); assert prev == null && next == null; prev = head; next = head.next; next.prev = this; head.next = this; }