diff --git a/arch/s390/mm/cmm.c b/arch/s390/mm/cmm.c
index 2203164b39da..9141ed4c52e9 100644
--- a/arch/s390/mm/cmm.c
+++ b/arch/s390/mm/cmm.c
@@ -90,7 +90,7 @@ static long cmm_alloc_pages(long nr, long *counter,
 			} else
 				free_page((unsigned long) npa);
 		}
-		diag10_range(addr >> PAGE_SHIFT, 1);
+		diag10_range(virt_to_pfn(addr), 1);
 		pa->pages[pa->index++] = addr;
 		(*counter)++;
 		spin_unlock(&cmm_lock);