From 3f1e2003bace17054505f89320a550c8fb914388 Mon Sep 17 00:00:00 2001
From: Beilei Xing <beilei.xing@intel.com>
Date: Tue, 12 Dec 2017 15:19:19 +0800
Subject: [PATCH] doc: add i40e limitation of DCB function

This patch adds limitation of DCB function.

Signed-off-by: Beilei Xing <beilei.xing@intel.com>
Acked-by: Marko Kovacevic <marko.kovacevic@intel.com>
---
 doc/guides/nics/i40e.rst | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/doc/guides/nics/i40e.rst b/doc/guides/nics/i40e.rst
index cd468748f8..2507d5f27b 100644
--- a/doc/guides/nics/i40e.rst
+++ b/doc/guides/nics/i40e.rst
@@ -483,6 +483,11 @@ Vlan strip of VF
 
 The VF vlan strip function is only supported in the i40e kernel driver >= 2.1.26.
 
+DCB function
+~~~~~~~~~~~~
+
+DCB works only when RSS is enabled.
+
 High Performance of Small Packets on 40G NIC
 --------------------------------------------
 
-- 
2.20.1