From e187013abeb4c2a7ec8a4bb978844c7e92a1a6ec Mon Sep 17 00:00:00 2001
From: Akhmat Karakotov <hmukos@yandex-team.ru>
Date: Mon, 31 Jan 2022 16:31:21 +0300
Subject: txhash: Make rethinking txhash behavior configurable via sysctl

Add a per ns sysctl that controls the txhash rethink behavior:
net.core.txrehash. When enabled, the same behavior is retained,
when disabled, rethink is not performed. Sysctl is enabled by default.

Signed-off-by: Akhmat Karakotov <hmukos@yandex-team.ru>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 net/core/net_namespace.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'net/core/net_namespace.c')

diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c
index c53d9aab38ab..8711350085d6 100644
--- a/net/core/net_namespace.c
+++ b/net/core/net_namespace.c
@@ -364,6 +364,8 @@ out_undo:
 static int __net_init net_defaults_init_net(struct net *net)
 {
 	net->core.sysctl_somaxconn = SOMAXCONN;
+	net->core.sysctl_txrehash = SOCK_TXREHASH_ENABLED;
+
 	return 0;
 }
 
-- 
cgit