1 files changed, 2 insertions, 0 deletions

diff --git a/Documentation/block/00-INDEX b/Documentation/block/00-INDEX
index 929d9904f74b..e840b47613f7 100644
--- a/Documentation/block/00-INDEX
+++ b/Documentation/block/00-INDEX
@@ -14,6 +14,8 @@ deadline-iosched.txt
         - Deadline IO scheduler tunables
 ioprio.txt
         - Block io priorities (in CFQ scheduler)
+null_blk.txt
+        - Null block for block-layer benchmarking.
 queue-sysfs.txt
         - Queue's sysfs entries
 request.txt