diff --git a/Documentation/conf.py b/Documentation/conf.py
index 37314afd1ac8aa6aed755612b45c5e9ad0ecabd0..d4fdf6a3875a83ae5c456d11c4ae53b9716b5390 100644
--- a/Documentation/conf.py
+++ b/Documentation/conf.py
@@ -74,6 +74,7 @@ if major >= 3:
             "__percpu",
             "__rcu",
             "__user",
+            "__force",
 
             # include/linux/compiler_attributes.h:
             "__alias",