Reduce toctree depth from 6 to 2 to only show individual docs titles
on top-level toctree (index.rst) and to not spoil the entire hierarchy.

Signed-off-by: Bagas Sanjaya <bagasdotme@gmail.com>
---
 Documentation/filesystems/ext4/index.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Documentation/filesystems/ext4/index.rst b/Documentation/filesystems/ext4/index.rst
index 705d813d558f0e..1ff8150c50e927 100644
--- a/Documentation/filesystems/ext4/index.rst
+++ b/Documentation/filesystems/ext4/index.rst
@@ -5,7 +5,7 @@ ext4 Data Structures and Algorithms
 ===================================
 
 .. toctree::
-   :maxdepth: 6
+   :maxdepth: 2
    :numbered:
 
    about
-- 
An old man doll... just what I always wanted! - Clara