if (unlikely(tag >= bqt->real_max_depth)) 
if (unlikely(tag >= bqt->max_depth)) 
void blk_queue_end_tag(request_queue_t *q, struct request *rq){	struct blk_queue_tag *bqt = q->queue_tags;	int tag = rq->tag;	BUG_ON(tag == -1);	if (unlikely(tag >= bqt->real_max_depth))		return;	if (unlikely(!__test_and_clear_bit(tag, bqt->tag_map))) {		printk("attempt to clear non-busy tag (%d)\n", tag);		return;	}	list_del_init(&rq->queuelist);	rq->flags &= ~REQ_QUEUED;	rq->tag = -1;	if (unlikely(bqt->tag_index[tag] == NULL))		printk("tag %d is missing\n", tag);	bqt->tag_index[tag] = NULL;	bqt->busy--;}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/fa72b903f75e4f0f0b2c2feed093005167da4023/ll_rw_blk.c/clean/drivers/block/ll_rw_blk.c