470 	if (hctx_idx >= q->nr_hw_queues)  in blk_mq_alloc_request_hctx()
655 	if (rq->q->nr_hw_queues == 1)  in __blk_mq_complete_request_remote()
696 		if (rq->q->nr_hw_queues > 1)  in blk_mq_complete_request_remote()
1558 	if (hctx->queue->nr_hw_queues == 1)  in blk_mq_hctx_next_cpu()
2221 	} else if (plug && (q->nr_hw_queues == 1 ||  in blk_mq_submit_bio()
2272 	} else if ((q->nr_hw_queues > 1 && is_sync) ||  in blk_mq_submit_bio()
2807 				   unsigned int nr_hw_queues)  in blk_mq_init_cpu_queues()  argument
2830 			if (nr_hw_queues > 1 && hctx->numa_node == NUMA_NO_NODE)  in blk_mq_init_cpu_queues()
3140 	set->nr_hw_queues = 1;  in blk_mq_init_sq_queue()
3200 	if (q->nr_hw_queues < set->nr_hw_queues) {  in blk_mq_realloc_hw_ctxs()
3203 		new_hctxs = kcalloc_node(set->nr_hw_queues,  in blk_mq_realloc_hw_ctxs()
3209 			memcpy(new_hctxs, hctxs, q->nr_hw_queues *  in blk_mq_realloc_hw_ctxs()
3218 	for (i = 0; i < set->nr_hw_queues; i++) {  in blk_mq_realloc_hw_ctxs()
3249 	if (i != set->nr_hw_queues) {  in blk_mq_realloc_hw_ctxs()
3250 		j = q->nr_hw_queues;  in blk_mq_realloc_hw_ctxs()
3254 		end = q->nr_hw_queues;  in blk_mq_realloc_hw_ctxs()
3255 		q->nr_hw_queues = set->nr_hw_queues;  in blk_mq_realloc_hw_ctxs()
3292 	if (!q->nr_hw_queues)  in blk_mq_init_allocated_queue()
3318 	blk_mq_init_cpu_queues(q, set->nr_hw_queues);  in blk_mq_init_allocated_queue()
3329 	q->nr_hw_queues = 0;  in blk_mq_init_allocated_queue()
3346 	blk_mq_exit_hw_queues(q, set, set->nr_hw_queues);  in blk_mq_exit_queue()
3355 	for (i = 0; i < set->nr_hw_queues; i++) {  in __blk_mq_alloc_rq_maps()
3413 		set->map[HCTX_TYPE_DEFAULT].nr_queues = set->nr_hw_queues;  in blk_mq_update_queue_map()
3460 	set->nr_hw_queues = new_nr_hw_queues;  in blk_mq_realloc_tag_set_tags()
3477 	if (!set->nr_hw_queues)  in blk_mq_alloc_tag_set()
3507 		set->nr_hw_queues = 1;  in blk_mq_alloc_tag_set()
3515 	if (set->nr_maps == 1 && set->nr_hw_queues > nr_cpu_ids)  in blk_mq_alloc_tag_set()
3516 		set->nr_hw_queues = nr_cpu_ids;  in blk_mq_alloc_tag_set()
3518 	if (blk_mq_realloc_tag_set_tags(set, 0, set->nr_hw_queues) < 0)  in blk_mq_alloc_tag_set()
3528 		set->map[i].nr_queues = is_kdump_kernel() ? 1 : set->nr_hw_queues;  in blk_mq_alloc_tag_set()
3554 	for (i = 0; i < set->nr_hw_queues; i++)  in blk_mq_alloc_tag_set()
3571 	for (i = 0; i < set->nr_hw_queues; i++)  in blk_mq_free_tag_set()
3705 							int nr_hw_queues)  in __blk_mq_update_nr_hw_queues()  argument
3713 	if (set->nr_maps == 1 && nr_hw_queues > nr_cpu_ids)  in __blk_mq_update_nr_hw_queues()
3714 		nr_hw_queues = nr_cpu_ids;  in __blk_mq_update_nr_hw_queues()
3715 	if (nr_hw_queues < 1)  in __blk_mq_update_nr_hw_queues()
3717 	if (set->nr_maps == 1 && nr_hw_queues == set->nr_hw_queues)  in __blk_mq_update_nr_hw_queues()
3736 	prev_nr_hw_queues = set->nr_hw_queues;  in __blk_mq_update_nr_hw_queues()
3737 	if (blk_mq_realloc_tag_set_tags(set, set->nr_hw_queues, nr_hw_queues) <  in __blk_mq_update_nr_hw_queues()
3741 	set->nr_hw_queues = nr_hw_queues;  in __blk_mq_update_nr_hw_queues()
3746 		if (q->nr_hw_queues != set->nr_hw_queues) {  in __blk_mq_update_nr_hw_queues()
3750 					nr_hw_queues, prev_nr_hw_queues);  in __blk_mq_update_nr_hw_queues()
3751 			for (; i < set->nr_hw_queues; i++)  in __blk_mq_update_nr_hw_queues()
3754 			set->nr_hw_queues = prev_nr_hw_queues;  in __blk_mq_update_nr_hw_queues()
3775 void blk_mq_update_nr_hw_queues(struct blk_mq_tag_set *set, int nr_hw_queues)  in blk_mq_update_nr_hw_queues()  argument
3778 	__blk_mq_update_nr_hw_queues(set, nr_hw_queues);  in blk_mq_update_nr_hw_queues()