461 	if (hctx_idx >= q->nr_hw_queues)  in blk_mq_alloc_request_hctx()
653 	if (rq->q->nr_hw_queues == 1)  in __blk_mq_complete_request_remote()
694 		if (rq->q->nr_hw_queues > 1)  in blk_mq_complete_request_remote()
1583 	if (hctx->queue->nr_hw_queues == 1)  in blk_mq_hctx_next_cpu()
2310 	} else if (plug && (q->nr_hw_queues == 1 ||  in blk_mq_submit_bio()
2361 	} else if ((q->nr_hw_queues > 1 && is_sync) ||  in blk_mq_submit_bio()
2899 				   unsigned int nr_hw_queues)  in blk_mq_init_cpu_queues()  argument
2922 			if (nr_hw_queues > 1 && hctx->numa_node == NUMA_NO_NODE)  in blk_mq_init_cpu_queues()
3230 	set->nr_hw_queues = 1;  in blk_mq_init_sq_queue()
3290 	if (q->nr_hw_queues < set->nr_hw_queues) {  in blk_mq_realloc_hw_ctxs()
3293 		new_hctxs = kcalloc_node(set->nr_hw_queues,  in blk_mq_realloc_hw_ctxs()
3299 			memcpy(new_hctxs, hctxs, q->nr_hw_queues *  in blk_mq_realloc_hw_ctxs()
3308 	for (i = 0; i < set->nr_hw_queues; i++) {  in blk_mq_realloc_hw_ctxs()
3339 	if (i != set->nr_hw_queues) {  in blk_mq_realloc_hw_ctxs()
3340 		j = q->nr_hw_queues;  in blk_mq_realloc_hw_ctxs()
3344 		end = q->nr_hw_queues;  in blk_mq_realloc_hw_ctxs()
3345 		q->nr_hw_queues = set->nr_hw_queues;  in blk_mq_realloc_hw_ctxs()
3384 	if (!q->nr_hw_queues)  in blk_mq_init_allocated_queue()
3410 	blk_mq_init_cpu_queues(q, set->nr_hw_queues);  in blk_mq_init_allocated_queue()
3423 	q->nr_hw_queues = 0;  in blk_mq_init_allocated_queue()
3441 	blk_mq_exit_hw_queues(q, set, set->nr_hw_queues);  in blk_mq_exit_queue()
3450 	for (i = 0; i < set->nr_hw_queues; i++) {  in __blk_mq_alloc_rq_maps()
3508 		set->map[HCTX_TYPE_DEFAULT].nr_queues = set->nr_hw_queues;  in blk_mq_update_queue_map()
3555 	set->nr_hw_queues = new_nr_hw_queues;  in blk_mq_realloc_tag_set_tags()
3572 	if (!set->nr_hw_queues)  in blk_mq_alloc_tag_set()
3602 		set->nr_hw_queues = 1;  in blk_mq_alloc_tag_set()
3610 	if (set->nr_maps == 1 && set->nr_hw_queues > nr_cpu_ids)  in blk_mq_alloc_tag_set()
3611 		set->nr_hw_queues = nr_cpu_ids;  in blk_mq_alloc_tag_set()
3613 	if (blk_mq_realloc_tag_set_tags(set, 0, set->nr_hw_queues) < 0)  in blk_mq_alloc_tag_set()
3623 		set->map[i].nr_queues = is_kdump_kernel() ? 1 : set->nr_hw_queues;  in blk_mq_alloc_tag_set()
3651 	for (i = 0; i < set->nr_hw_queues; i++)  in blk_mq_alloc_tag_set()
3668 	for (i = 0; i < set->nr_hw_queues; i++)  in blk_mq_free_tag_set()
3802 							int nr_hw_queues)  in __blk_mq_update_nr_hw_queues()  argument
3810 	if (set->nr_maps == 1 && nr_hw_queues > nr_cpu_ids)  in __blk_mq_update_nr_hw_queues()
3811 		nr_hw_queues = nr_cpu_ids;  in __blk_mq_update_nr_hw_queues()
3812 	if (nr_hw_queues < 1)  in __blk_mq_update_nr_hw_queues()
3814 	if (set->nr_maps == 1 && nr_hw_queues == set->nr_hw_queues)  in __blk_mq_update_nr_hw_queues()
3833 	prev_nr_hw_queues = set->nr_hw_queues;  in __blk_mq_update_nr_hw_queues()
3834 	if (blk_mq_realloc_tag_set_tags(set, set->nr_hw_queues, nr_hw_queues) <  in __blk_mq_update_nr_hw_queues()
3838 	set->nr_hw_queues = nr_hw_queues;  in __blk_mq_update_nr_hw_queues()
3843 		if (q->nr_hw_queues != set->nr_hw_queues) {  in __blk_mq_update_nr_hw_queues()
3845 					nr_hw_queues, prev_nr_hw_queues);  in __blk_mq_update_nr_hw_queues()
3846 			set->nr_hw_queues = prev_nr_hw_queues;  in __blk_mq_update_nr_hw_queues()
3867 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
3870 	__blk_mq_update_nr_hw_queues(set, nr_hw_queues);  in blk_mq_update_nr_hw_queues()