[PATCH] dma-buf: Add "dma-buf" to title of documentation

[Jonathan Neuschäfer]

To make it easier to find the dma-buf documentation when looking through
tables-of-contents etc., put the name "dma-buf" in the title.

Signed-off-by: Jonathan Neuschäfer <j.neuschaefer at gmx.net>
---
 Documentation/driver-api/dma-buf.rst | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Documentation/driver-api/dma-buf.rst b/Documentation/driver-api/dma-buf.rst
index 622b8156d2127..61b6f42ed0f18 100644
--- a/Documentation/driver-api/dma-buf.rst
+++ b/Documentation/driver-api/dma-buf.rst
@@ -1,5 +1,5 @@
-Buffer Sharing and Synchronization
-==================================
+Buffer Sharing and Synchronization (dma-buf)
+============================================

 The dma-buf subsystem provides the framework for sharing buffers for
 hardware (DMA) access across multiple device drivers and subsystems, and
--
2.39.0