diff --git a/block/blk-mq.c b/block/blk-mq.c
index e04b759..176698b 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -3261,9 +3261,11 @@ static int __blk_mq_alloc_rq_maps(struct blk_mq_tag_set *set)
 {
 	int i;
 
-	for (i = 0; i < set->nr_hw_queues; i++)
+	for (i = 0; i < set->nr_hw_queues; i++) {
 		if (!__blk_mq_alloc_map_and_request(set, i))
 			goto out_unwind;
+		cond_resched();
+	}
 
 	return 0;