blk_queue_nomerges
(!blk_queue_nomerges(rq->q) &&
if (!blk_queue_nomerges(q) && bio_mergeable(bio)) {
return queue_var_show((blk_queue_nomerges(disk->queue) << 1) |
if (blk_queue_nomerges(q))
if (blk_queue_nomerges(q) || !bio_mergeable(bio))
if (blk_queue_nomerges(q))