diff --git a/Documentation/cgroups/cgroups.txt b/Documentation/cgroups/cgroups.txt
index 764007b639215e0ff0aeddc5e9d676016981b522..c0358c30c64faf70f520c3834b638ebf89335028 100644
--- a/Documentation/cgroups/cgroups.txt
+++ b/Documentation/cgroups/cgroups.txt
@@ -22,6 +22,7 @@ CONTENTS:
 2. Usage Examples and Syntax
   2.1 Basic Usage
   2.2 Attaching processes
+  2.3 Mounting hierarchies by name
 3. Kernel API
   3.1 Overview
   3.2 Synchronization