Re: [PATCH v4] tcp: fix tcp_init_transfer() to not reset icsk_ca_initialized
From: David Miller <davem@davemloft.net>
Date: 2021-07-03 21:50:05
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bpf, linux-kernel-mentees, lkml
From: Nguyen Dinh Phi <redacted> Date: Sat, 3 Jul 2021 17:34:17 +0800
quoted hunk ↗ jump to hunk
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 7d5e59f688de..855ada2be25e 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c@@ -5922,7 +5922,6 @@ void tcp_init_transfer(struct sock *sk, int bpf_op, struct sk_buff *skb) tp->snd_cwnd = tcp_init_cwnd(tp, __sk_dst_get(sk)); tp->snd_cwnd_stamp = tcp_jiffies32; - icsk->icsk_ca_initialized = 0; bpf_skops_established(sk, bpf_op, skb); if (!icsk->icsk_ca_initialized) tcp_init_congestion_control(sk);
Don't you have to make the tcp_init_congestion_control() call unconditional now?