From: Cong Wang <xiyou.wangcong@gmail.com>
To: Jakub Sitnicki <jakub@cloudflare.com>
Cc: Linux Kernel Network Developers <netdev@vger.kernel.org>,
bpf <bpf@vger.kernel.org>, Jiang Wang <jiang.wang@bytedance.com>,
Xiongchun Duan <duanxiongchun@bytedance.com>,
Dongdong Wang <wangdongdong.6@bytedance.com>,
Cong Wang <cong.wang@bytedance.com>,
John Fastabend <john.fastabend@gmail.com>,
Daniel Borkmann <daniel@iogearbox.net>,
Lorenz Bauer <lmb@cloudflare.com>
Subject: Re: [Patch bpf-next v3 04/10] af_unix: set TCP_ESTABLISHED for datagram sockets too
Date: Sat, 8 May 2021 13:41:18 -0700 [thread overview]
Message-ID: <CAM_iQpU_JR8ntXBYO0ReQLtXE8CCPoCOJtPTXfY8JQav1C-kDw@mail.gmail.com> (raw)
In-Reply-To: <87mtt7ufbl.fsf@cloudflare.com>
On Fri, May 7, 2021 at 1:18 AM Jakub Sitnicki <jakub@cloudflare.com> wrote:
>
> On Mon, Apr 26, 2021 at 04:49 AM CEST, Cong Wang wrote:
> > diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
> > index 8968ed44a89f..c4afc5fbe137 100644
> > --- a/net/unix/af_unix.c
> > +++ b/net/unix/af_unix.c
> > @@ -1206,6 +1206,8 @@ static int unix_dgram_connect(struct socket *sock, struct sockaddr *addr,
> > unix_peer(sk) = other;
> > unix_state_double_unlock(sk, other);
> > }
> > +
> > + sk->sk_state = other->sk_state = TCP_ESTABLISHED;
>
> `other` can be NULL. In such case we're back to UNCONNECTED state.
Right, we also need to move the sk_state back to TCP_CLOSE
after disconnecting.
Thanks.
next prev parent reply other threads:[~2021-05-08 20:41 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-26 2:49 [Patch bpf-next v3 00/10] sockmap: add sockmap support to Unix datagram socket Cong Wang
2021-04-26 2:49 ` [Patch bpf-next v3 01/10] sock_map: relax config dependency to CONFIG_NET Cong Wang
2021-04-26 2:49 ` [Patch bpf-next v3 02/10] af_unix: implement ->read_sock() for sockmap Cong Wang
2021-05-05 17:14 ` Jakub Sitnicki
2021-05-07 1:00 ` Cong Wang
2021-05-11 5:34 ` John Fastabend
2021-05-18 4:46 ` Cong Wang
2021-05-18 5:11 ` John Fastabend
2021-04-26 2:49 ` [Patch bpf-next v3 03/10] af_unix: implement ->psock_update_sk_prot() Cong Wang
2021-05-06 13:04 ` Jakub Sitnicki
2021-05-07 0:55 ` Cong Wang
2021-04-26 2:49 ` [Patch bpf-next v3 04/10] af_unix: set TCP_ESTABLISHED for datagram sockets too Cong Wang
2021-05-07 8:18 ` Jakub Sitnicki
2021-05-08 20:41 ` Cong Wang [this message]
2021-04-26 2:49 ` [Patch bpf-next v3 05/10] af_unix: implement unix_dgram_bpf_recvmsg() Cong Wang
2021-05-07 13:29 ` Jakub Sitnicki
2021-05-08 20:43 ` Cong Wang
2021-04-26 2:49 ` [Patch bpf-next v3 06/10] sock_map: update sock type checks for AF_UNIX Cong Wang
2021-04-26 2:49 ` [Patch bpf-next v3 07/10] selftests/bpf: factor out udp_socketpair() Cong Wang
2021-04-26 2:49 ` [Patch bpf-next v3 08/10] selftests/bpf: factor out add_to_sockmap() Cong Wang
2021-04-26 2:50 ` [Patch bpf-next v3 09/10] selftests/bpf: add a test case for unix sockmap Cong Wang
2021-04-26 2:50 ` [Patch bpf-next v3 10/10] selftests/bpf: add test cases for redirection between udp and unix Cong Wang
2021-05-07 14:07 ` [Patch bpf-next v3 00/10] sockmap: add sockmap support to Unix datagram socket Jakub Sitnicki
2021-05-08 22:27 ` Cong Wang
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