From: Martin KaFai Lau <martin.lau@linux.dev>
To: Lorenz Bauer <lmb@isovalent.com>
Cc: Hemanth Malla <hemanthmalla@gmail.com>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
bpf@vger.kernel.org, linux-kselftest@vger.kernel.org,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
David Ahern <dsahern@kernel.org>,
Willem de Bruijn <willemdebruijn.kernel@gmail.com>,
Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Andrii Nakryiko <andrii@kernel.org>, Song Liu <song@kernel.org>,
Yonghong Song <yhs@fb.com>,
John Fastabend <john.fastabend@gmail.com>,
KP Singh <kpsingh@kernel.org>,
Stanislav Fomichev <sdf@google.com>, Hao Luo <haoluo@google.com>,
Jiri Olsa <jolsa@kernel.org>, Joe Stringer <joe@wand.net.nz>,
Mykola Lysenko <mykolal@fb.com>, Shuah Khan <shuah@kernel.org>,
Kuniyuki Iwashima <kuniyu@amazon.com>
Subject: Re: [PATCH bpf-next v6 4/8] net: remove duplicate reuseport_lookup functions
Date: Mon, 24 Jul 2023 15:55:49 -0700 [thread overview]
Message-ID: <4c524936-989b-f679-d9ec-cf374c849c6f@linux.dev> (raw)
In-Reply-To: <20230720-so-reuseport-v6-4-7021b683cdae@isovalent.com>
On 7/20/23 8:30 AM, Lorenz Bauer wrote:
> @@ -452,7 +436,14 @@ static struct sock *udp4_lib_lookup2(struct net *net,
> daddr, hnum, dif, sdif);
> if (score > badness) {
> badness = score;
> - result = lookup_reuseport(net, sk, skb, saddr, sport, daddr, hnum);
> +
> + if (sk->sk_state == TCP_ESTABLISHED) {
> + result = sk;
> + continue;
> + }
Thanks for the cleanup. I also found moving the TCP_ESTABLISHED check here made
the score logic easier to reason.
next prev parent reply other threads:[~2023-07-24 23:02 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-20 15:30 [PATCH bpf-next v6 0/8] Add SO_REUSEPORT support for TC bpf_sk_assign Lorenz Bauer
2023-07-20 15:30 ` [PATCH bpf-next v6 1/8] udp: re-score reuseport groups when connected sockets are present Lorenz Bauer
2023-07-20 15:30 ` [PATCH bpf-next v6 2/8] bpf: reject unhashed sockets in bpf_sk_assign Lorenz Bauer
2023-07-20 21:16 ` Kuniyuki Iwashima
2023-07-24 8:01 ` Lorenz Bauer
2023-07-20 15:30 ` [PATCH bpf-next v6 3/8] net: export inet_lookup_reuseport and inet6_lookup_reuseport Lorenz Bauer
2023-07-20 15:30 ` [PATCH bpf-next v6 4/8] net: remove duplicate reuseport_lookup functions Lorenz Bauer
2023-07-24 22:55 ` Martin KaFai Lau [this message]
2023-07-25 0:53 ` Martin KaFai Lau
2023-07-25 21:19 ` Martin KaFai Lau
2023-07-20 15:30 ` [PATCH bpf-next v6 5/8] net: document inet[6]_lookup_reuseport sk_state requirements Lorenz Bauer
2023-07-20 15:30 ` [PATCH bpf-next v6 6/8] net: remove duplicate sk_lookup helpers Lorenz Bauer
2023-07-20 15:30 ` [PATCH bpf-next v6 7/8] bpf, net: Support SO_REUSEPORT sockets with bpf_sk_assign Lorenz Bauer
2023-07-20 21:34 ` Kuniyuki Iwashima
2023-08-08 4:22 ` Kumar Kartikeya Dwivedi
2023-08-08 16:35 ` Lorenz Bauer
2023-07-20 15:30 ` [PATCH bpf-next v6 8/8] selftests/bpf: Test that SO_REUSEPORT can be used with sk_assign helper Lorenz Bauer
2023-07-25 0:42 ` Martin KaFai Lau
2023-07-25 21:20 ` [PATCH bpf-next v6 0/8] Add SO_REUSEPORT support for TC bpf_sk_assign patchwork-bot+netdevbpf
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