diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 92915e81443ff028afc2ac8a188a7bdbf94721ee..d84feb7bdbf00b8fa054364c7fa2d80d2a20b2a6 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -276,4 +276,7 @@ struct mm_struct {
 #endif
 };
 
+/* Future-safe accessor for struct mm_struct's cpu_vm_mask. */
+#define mm_cpumask(mm) (&(mm)->cpu_vm_mask)
+
 #endif /* _LINUX_MM_TYPES_H */