tcp, tap: Turn tcp_probe_mem() into sock_probe_mem(), use for AF_UNIX socket too

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>

1 files changed, 7 insertions, 1 deletions

diff --git a/tap.c b/tap.c
index f395227..8d8f381 100644
--- a/tap.c
+++ b/tap.c
@@ -773,7 +773,7 @@ static void tap_sock_init_unix(struct ctx *c)
 	struct sockaddr_un addr = {
 		.sun_family = AF_UNIX,
 	};
-	int i, ret;
+	int i, ret, v = INT_MAX / 2;
 
 	if (c->fd_tap_listen)
 		close(c->fd_tap_listen);
@@ -833,6 +833,12 @@ static void tap_sock_init_unix(struct ctx *c)
 	     addr.sun_path);
 
 	c->fd_tap = accept(fd, NULL, NULL);
+
+	if (!c->low_rmem)
+		setsockopt(c->fd_tap, SOL_SOCKET, SO_RCVBUF, &v, sizeof(v));
+
+	if (!c->low_wmem)
+		setsockopt(c->fd_tap, SOL_SOCKET, SO_SNDBUF, &v, sizeof(v));
 }
 
 static int tun_ns_fd = -1;