diff --git a/arch/s390/mm/cmm.c b/arch/s390/mm/cmm.c
index f8b13f247646..5cb5e724cde3 100644
--- a/arch/s390/mm/cmm.c
+++ b/arch/s390/mm/cmm.c
@@ -427,4 +427,5 @@ static void __exit cmm_exit(void)
 }
 module_exit(cmm_exit);
 
+MODULE_DESCRIPTION("Cooperative memory management interface");
 MODULE_LICENSE("GPL");