netdev - [PATCH iproute2-next V2 4/4] man8/ip-link.8: add locked port feature description and cmd syntax

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Date:   Mon, 28 Feb 2022 14:36:50 +0100
From:   Hans Schultz <schultz.hans@...il.com>
To:     davem@...emloft.net, kuba@...nel.org
Cc:     netdev@...r.kernel.org,
        Hans Schultz <schultz.hans+netdev@...il.com>,
        Stephen Hemminger <stephen@...workplumber.org>,
        linux-kernel@...r.kernel.org
Subject: [PATCH iproute2-next V2 4/4] man8/ip-link.8: add locked port feature description and cmd syntax

Signed-off-by: Hans Schultz <schultz.hans+netdev@...il.com>
---
 man/man8/ip-link.8.in | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/man/man8/ip-link.8.in b/man/man8/ip-link.8.in
index 19a0c9ca..800ef278 100644
--- a/man/man8/ip-link.8.in
+++ b/man/man8/ip-link.8.in
@@ -2376,6 +2376,7 @@ the following additional arguments are supported:
 ] [
 .BR isolated " { " on " | " off " }"
 ] [
+.BR locked " { " on " | " off " }"
 .BR backup_port " DEVICE"
 ] [
 .BR nobackup_port " ]"
@@ -2473,6 +2474,11 @@ is enabled on the port. By default this flag is off.
 - controls whether vlan to tunnel mapping is enabled on the port. By
 default this flag is off.
 
+.BR locked " { " on " | " off " }"
+- sets or unsets a port in locked mode, so that when enabled, hosts
+behind the port cannot communicate through the port unless a FDB entry
+representing the host is in the FDB. By default this flag is off.
+
 .BI backup_port " DEVICE"
 - if the port loses carrier all traffic will be redirected to the
 configured backup port
-- 
2.30.2