[PATCH 38/39] docs: locking: add it to the main index

[Mauro Carvalho Chehab]

The locking directory is part of the Kernel API bookset. Add
it to the index file.

Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@xxxxxxxxxx>
---
 Documentation/index.rst         | 1 +
 Documentation/locking/index.rst | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/Documentation/index.rst b/Documentation/index.rst
index 075c732501a2..13c3188f6a68 100644
--- a/Documentation/index.rst
+++ b/Documentation/index.rst
@@ -96,6 +96,7 @@ needed).
 
    driver-api/index
    core-api/index
+   locking/index
    accounting/index
    block/index
    cdrom/index
diff --git a/Documentation/locking/index.rst b/Documentation/locking/index.rst
index ef5da7fe9aac..626a463f7e42 100644
--- a/Documentation/locking/index.rst
+++ b/Documentation/locking/index.rst
@@ -1,4 +1,4 @@
-:orphan:
+.. SPDX-License-Identifier: GPL-2.0
 
 =======
 locking
-- 
2.21.0