diff --git a/fs/super.c b/fs/super.c
index 6d4e8174b6db..5c4c94d5495e 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -49,6 +49,7 @@ DEFINE_SPINLOCK(sb_lock);
 
 /**
  *	alloc_super	-	create new superblock
+ *	@type:	filesystem type superblock should belong to
  *
  *	Allocates and initializes a new &struct super_block.  alloc_super()
  *	returns a pointer new superblock or %NULL if allocation had failed.