[spp] [PATCH 4/6] docs: add tags for sections of spp_vf

[ogawa.yasufumi@lab.ntt.co.jp]

From: Yasufumi Ogawa <ogawa.yasufumi@lab.ntt.co.jp>

Add tags for sections of spp_vf can bre referred.

Signed-off-by: Yasufumi Ogawa <ogawa.yasufumi@lab.ntt.co.jp>
---
 docs/guides/overview.rst             | 2 ++
 docs/guides/spp_vf/gsg/howto_use.rst | 3 +++
 docs/guides/spp_vf/overview.rst      | 2 +-
 3 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/docs/guides/overview.rst b/docs/guides/overview.rst
index 386ac49..1140cd6 100644
--- a/docs/guides/overview.rst
+++ b/docs/guides/overview.rst
@@ -1,6 +1,8 @@
 ..  SPDX-License-Identifier: BSD-3-Clause
     Copyright(c) 2010-2014 Intel Corporation
 
+.. _spp_overview:
+
 Soft Patch Panel
 ==================
 
diff --git a/docs/guides/spp_vf/gsg/howto_use.rst b/docs/guides/spp_vf/gsg/howto_use.rst
index 52a9c54..44bc77a 100644
--- a/docs/guides/spp_vf/gsg/howto_use.rst
+++ b/docs/guides/spp_vf/gsg/howto_use.rst
@@ -46,6 +46,9 @@ Then, spp primary can be launched like this.
       -- \
       -p 0x03 -n 9 -s 127.0.0.1:5555
 
+
+.. _spp_vf_gsg_howto_use_spp_vf:
+
 spp_vf
 ------
 
diff --git a/docs/guides/spp_vf/overview.rst b/docs/guides/spp_vf/overview.rst
index dd957d4..446beb0 100644
--- a/docs/guides/spp_vf/overview.rst
+++ b/docs/guides/spp_vf/overview.rst
@@ -54,7 +54,7 @@ by looking up destination MAC address in the packet.
     Overview of spp_vf
 
 
-SPP Mirror
+spp_mirror
 ----------
 
 ``spp_mirror`` is an implementation of
-- 
2.7.4