diff --git a/Documentation/filesystems/locking.rst b/Documentation/filesystems/locking.rst
index fc3a0704553cf5fd7f67cc842cc41d6bae891414..5057e4d9dcd1d6c8799dafac8ef0ebab022e695d 100644
--- a/Documentation/filesystems/locking.rst
+++ b/Documentation/filesystems/locking.rst
@@ -105,7 +105,7 @@ getattr:	no
 listxattr:	no
 fiemap:		no
 update_time:	no
-atomic_open:	exclusive
+atomic_open:	shared (exclusive if O_CREAT is set in open flags)
 tmpfile:	no
 ============	=============================================