From 806d8b61e594a0253910ed6d15ca7cbd3513f5ff Mon Sep 17 00:00:00 2001
From: fengbojiang <fengbojiang@tencent.com>
Date: Fri, 10 Sep 2021 15:51:23 +0800
Subject: [PATCH] Update release note for 1.21.1.

---
 doc/F-Stack_Release_Note.md | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/doc/F-Stack_Release_Note.md b/doc/F-Stack_Release_Note.md
index 6909543df..33ff19c87 100644
--- a/doc/F-Stack_Release_Note.md
+++ b/doc/F-Stack_Release_Note.md
@@ -2,6 +2,16 @@
 
  F-Stack is an open source network framework based on DPDK.
 
+2021.09 F-Stack v1.21.1
+
+   1. F-Stack lib:
+
+  - lo port is added 127.0.0.1 when freebsd init.
+
+   2. DPDK:
+
+  - MLX5: modify if_indextoname syscall to support F-Stack tools.
+
 2021.01 F-Stack v1.21
 
     1. F-Stack lib: