linux-kernel - [PATCH] tcp: Use REXMIT

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Date:   Fri, 17 Jan 2020 18:03:45 +0800
From:   Pengcheng Yang <yangpc@...gsu.com>
To:     edumazet@...gle.com, davem@...emloft.net, kuznet@....inr.ac.ru,
        yoshfuji@...ux-ipv6.org
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Pengcheng Yang <yangpc@...gsu.com>
Subject: [PATCH] tcp: Use REXMIT_NEW instead of 2

Use REXMIT_NEW instead of the confusing 2 in tcp_xmit_recovery()

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

diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 5347ab2..de07439 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -3554,7 +3554,7 @@ static void tcp_xmit_recovery(struct sock *sk, int rexmit)
 	if (rexmit == REXMIT_NONE || sk->sk_state == TCP_SYN_SENT)
 		return;
 
-	if (unlikely(rexmit == 2)) {
+	if (unlikely(rexmit == REXMIT_NEW)) {
 		__tcp_push_pending_frames(sk, tcp_current_mss(sk),
 					  TCP_NAGLE_OFF);
 		if (after(tp->snd_nxt, tp->high_seq))
-- 
1.8.3.1