From 0c2811067497820bbcf857a6a2e1188bbc840b70 Mon Sep 17 00:00:00 2001
From: Solar Designer <solar@openwall.com>
Date: Tue, 24 Sep 2024 01:56:59 +0200
Subject: [PATCH] Net: Set TCP_NODELAY

Fixes #336
---
 src/modules/net/net.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/modules/net/net.c b/src/modules/net/net.c
index 3bda8555..cb85de46 100644
--- a/src/modules/net/net.c
+++ b/src/modules/net/net.c
@@ -130,6 +130,12 @@ static void maybe_reconnect(void)
 	}
 
 	sk->sk->sk_sndtimeo = HZ;
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 7, 0)
+	tcp_sock_set_nodelay(sk->sk);
+#else
+	int one = 1;
+	kernel_setsockopt(sk, SOL_TCP, TCP_NODELAY, (char *)&one, sizeof(one));
+#endif
 
 	saddr.sin_family = AF_INET;
 	saddr.sin_port = htons(net_server_port);