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Date: Tue, 14 Nov 2023 19:42:00 +0800
From: Pengcheng Yang <yangpc@...gsu.com>
To: John Fastabend <john.fastabend@...il.com>,
	Jakub Sitnicki <jakub@...udflare.com>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	bpf@...r.kernel.org,
	netdev@...r.kernel.org
Cc: Pengcheng Yang <yangpc@...gsu.com>
Subject: [PATCH bpf-next 3/3] tcp_diag: Add the data length in skmsg to rx_queue

In order to help us track the data length in ingress_msg
when using sk_msg redirect.

Signed-off-by: Pengcheng Yang <yangpc@...gsu.com>
---
 net/ipv4/tcp_diag.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/net/ipv4/tcp_diag.c b/net/ipv4/tcp_diag.c
index 01b50fa79189..b22382820a4b 100644
--- a/net/ipv4/tcp_diag.c
+++ b/net/ipv4/tcp_diag.c
@@ -11,6 +11,7 @@
 #include <linux/inet_diag.h>
 
 #include <linux/tcp.h>
+#include <linux/skmsg.h>
 
 #include <net/netlink.h>
 #include <net/tcp.h>
@@ -28,6 +29,7 @@ static void tcp_diag_get_info(struct sock *sk, struct inet_diag_msg *r,
 
 		r->idiag_rqueue = max_t(int, READ_ONCE(tp->rcv_nxt) -
 					     READ_ONCE(tp->copied_seq), 0);
+		r->idiag_rqueue += sk_msg_queue_len(sk);
 		r->idiag_wqueue = READ_ONCE(tp->write_seq) - tp->snd_una;
 	}
 	if (info)
-- 
2.38.1


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