From 7451ce5cfb708ef30fd06c7bacfde61a3467d94e Mon Sep 17 00:00:00 2001
From: Ron Frederick <ronf@timeheart.net>
Date: Sat, 30 Oct 2021 06:14:28 +0100
Subject: [PATCH] server: SO_REUSEPORT: enable with LWS_MAX_SMP > 1

Either explicit option selection, or multiple SMP service threads, should
enable SO_REUSEPORT

https://github.com/warmcat/libwebsockets/issues/2470
---
 lib/roles/http/server/server.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/roles/http/server/server.c b/lib/roles/http/server/server.c
index cb56907f2..150eeec56 100644
--- a/lib/roles/http/server/server.c
+++ b/lib/roles/http/server/server.c
@@ -261,7 +261,7 @@ done_list:
 		n = lws_check_opt(a->vhost->options,
 				  LWS_SERVER_OPTION_ALLOW_LISTEN_SHARE);
 #endif
-		if (n && cx->count_threads > 1)
+		if (n || cx->count_threads > 1) /* ... also implied by threads > 1 */
 			if (setsockopt(sockfd, SOL_SOCKET, SO_REUSEPORT,
 					(const void *)&opt, sizeof(opt)) < 0) {
 				compatible_close(sockfd);