diff options
| author | Geliang Tang <tanggeliang@kylinos.cn> | 2026-04-03 14:29:29 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2026-04-07 05:14:27 +0300 |
| commit | eb477fdd68036a54a6678020d4e6ab177dea111c (patch) | |
| tree | fb905b3dca9d273301f3af2eff05ac53b28faf92 /include/net | |
| parent | 7fb2f5f964998819dcc8f5d38dcd8999a568c3ef (diff) | |
| download | linux-eb477fdd68036a54a6678020d4e6ab177dea111c.tar.xz | |
tcp: add recv_should_stop helper
Factor out a new helper tcp_recv_should_stop() from tcp_recvmsg_locked()
and tcp_splice_read() to check whether to stop receiving. And use this
helper in mptcp_recvmsg() and mptcp_splice_read() to reduce redundant code.
Suggested-by: Paolo Abeni <pabeni@redhat.com>
Acked-by: Mat Martineau <martineau@kernel.org>
Signed-off-by: Geliang Tang <tanggeliang@kylinos.cn>
Acked-by: Matthieu Baerts (NGI0) <matttbe@kernel.org>
Signed-off-by: Matthieu Baerts (NGI0) <matttbe@kernel.org>
Link: https://patch.msgid.link/20260403-net-next-mptcp-msg_eor-misc-v1-3-b0b33bea3fed@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/tcp.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h index 565943c34b7e..6156d1d068e1 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -3077,4 +3077,12 @@ enum skb_drop_reason tcp_inbound_hash(struct sock *sk, const void *saddr, const void *daddr, int family, int dif, int sdif); +static inline int tcp_recv_should_stop(struct sock *sk) +{ + return sk->sk_err || + sk->sk_state == TCP_CLOSE || + (sk->sk_shutdown & RCV_SHUTDOWN) || + signal_pending(current); +} + #endif /* _TCP_H */ |