The block core requests modules with the "-iosched" name suffix, but
mq-deadline does not have that suffix.  Add an alias.

Fixes: 945ffb60c11d ("mq-deadline: add blk-mq adaptation of the deadline ...")
Signed-off-by: Ben Hutchings <redacted>
---
 block/mq-deadline.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/block/mq-deadline.c b/block/mq-deadline.c
index 1b964a387afe..78e7698fa4ed 100644
--- a/block/mq-deadline.c
+++ b/block/mq-deadline.c

@@ -660,6 +660,7 @@ static struct elevator_type mq_deadline = {
 	.elevator_name = "mq-deadline",
 	.elevator_owner = THIS_MODULE,
 };
+MODULE_ALIAS("mq-deadline-iosched");
 
 static int __init deadline_init(void)
 {