docs: admin-guide: add bcache documentation

The bcache.txt is already in ReST format. So, move it to the
admin guide, where it belongs.

Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>

3 files changed, 1 insertions, 2 deletions

diff --git a/Documentation/00-INDEX b/Documentation/00-INDEX
index 708dc4c166e4..53699c79ee54 100644
--- a/Documentation/00-INDEX
+++ b/Documentation/00-INDEX
@@ -64,8 +64,6 @@ auxdisplay/
         - misc. LCD driver documentation (cfag12864b, ks0108).
 backlight/
         - directory with info on controlling backlights in flat panel displays
-bcache.txt
-        - Block-layer cache on fast SSDs to improve slow (raid) I/O performance.
 block/
         - info on the Block I/O (BIO) layer.
 blockdev/
diff --git a/Documentation/bcache.txt b/Documentation/admin-guide/bcache.rst
index c0ce64d75bbf..c0ce64d75bbf 100644
--- a/Documentation/bcache.txt
+++ b/Documentation/admin-guide/bcache.rst
diff --git a/Documentation/admin-guide/index.rst b/Documentation/admin-guide/index.rst
index cac906fb0ed0..52eb3408f9a0 100644
--- a/Documentation/admin-guide/index.rst
+++ b/Documentation/admin-guide/index.rst
@@ -60,6 +60,7 @@ configure specific aspects of kernel behavior to your liking.
    mono
    java
    ras
+   bcache
    pm/index
    thunderbolt
    LSM/index