diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c
index 77767850d0d0..9d5960bbc45f 100644
--- a/arch/s390/mm/init.c
+++ b/arch/s390/mm/init.c
@@ -180,9 +180,9 @@ static void pv_init(void)
 		return;
 
 	/* make sure bounce buffers are shared */
+	swiotlb_force = SWIOTLB_FORCE;
 	swiotlb_init(1);
 	swiotlb_update_mem_attributes();
-	swiotlb_force = SWIOTLB_FORCE;
 }
 
 void __init mem_init(void)