From: Akhmat Karakotov <hmukos@yandex-team.ru>
Date: Mon, 31 Jan 2022 16:31:23 +0300
Subject: txhash: Add txrehash sysctl description
Patch-mainline: v5.18-rc1
Git-commit: 2127324a7d4a205ceb0452512a3b8c0999b4e86e
References: jsc#PED-1377

Update Documentation/admin-guide/sysctl/net.rst with txrehash usage
description.

Signed-off-by: Akhmat Karakotov <hmukos@yandex-team.ru>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Shung-Hsi Yu <shung-hsi.yu@suse.com>
---
 Documentation/admin-guide/sysctl/net.rst |    9 +++++++++
 1 file changed, 9 insertions(+)

--- a/Documentation/admin-guide/sysctl/net.rst
+++ b/Documentation/admin-guide/sysctl/net.rst
@@ -365,6 +365,15 @@ new netns has been created.
 
 Default : 0  (for compatibility reasons)
 
+txrehash
+--------
+
+Controls default hash rethink behaviour on listening socket when SO_TXREHASH
+option is set to SOCK_TXREHASH_DEFAULT (i. e. not overridden by setsockopt).
+
+If set to 1 (default), hash rethink is performed on listening socket.
+If set to 0, hash rethink is not performed.
+
 2. /proc/sys/net/unix - Parameters for Unix domain sockets
 ----------------------------------------------------------