diff -drupN a/drivers/md/dm.h b/drivers/md/dm.h
--- a/drivers/md/dm.h	2018-08-06 17:23:04.000000000 +0300
+++ b/drivers/md/dm.h	2022-06-12 05:28:14.000000000 +0300
@@ -80,8 +80,6 @@ void dm_set_md_type(struct mapped_device
 unsigned dm_get_md_type(struct mapped_device *md);
 struct target_type *dm_get_immutable_target_type(struct mapped_device *md);
 
-int dm_setup_md_queue(struct mapped_device *md, struct dm_table *t);
-
 /*
  * To check the return value from dm_table_find_target().
  */