forked from Minki/linux
tcp: expose __tcp_sock_set_cork and __tcp_sock_set_nodelay
Expose __tcp_sock_set_cork() and __tcp_sock_set_nodelay() for use in MPTCP setsockopt code -- namely for syncing MPTCP socket options with subflows inside sync_socket_options() while already holding the subflow socket lock. Acked-by: Paolo Abeni <pabeni@redhat.com> Acked-by: Matthieu Baerts <matthieu.baerts@tessares.net> Signed-off-by: Maxim Galaganov <max@internet.ru> Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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@ -512,11 +512,13 @@ static inline u16 tcp_mss_clamp(const struct tcp_sock *tp, u16 mss)
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int tcp_skb_shift(struct sk_buff *to, struct sk_buff *from, int pcount,
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int shiftlen);
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void __tcp_sock_set_cork(struct sock *sk, bool on);
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void tcp_sock_set_cork(struct sock *sk, bool on);
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int tcp_sock_set_keepcnt(struct sock *sk, int val);
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int tcp_sock_set_keepidle_locked(struct sock *sk, int val);
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int tcp_sock_set_keepidle(struct sock *sk, int val);
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int tcp_sock_set_keepintvl(struct sock *sk, int val);
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void __tcp_sock_set_nodelay(struct sock *sk, bool on);
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void tcp_sock_set_nodelay(struct sock *sk);
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void tcp_sock_set_quickack(struct sock *sk, int val);
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int tcp_sock_set_syncnt(struct sock *sk, int val);
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@ -3207,7 +3207,7 @@ static void tcp_enable_tx_delay(void)
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* TCP_CORK can be set together with TCP_NODELAY and it is stronger than
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* TCP_NODELAY.
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*/
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static void __tcp_sock_set_cork(struct sock *sk, bool on)
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void __tcp_sock_set_cork(struct sock *sk, bool on)
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{
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struct tcp_sock *tp = tcp_sk(sk);
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@ -3235,7 +3235,7 @@ EXPORT_SYMBOL(tcp_sock_set_cork);
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* However, when TCP_NODELAY is set we make an explicit push, which overrides
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* even TCP_CORK for currently queued segments.
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*/
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static void __tcp_sock_set_nodelay(struct sock *sk, bool on)
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void __tcp_sock_set_nodelay(struct sock *sk, bool on)
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{
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if (on) {
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tcp_sk(sk)->nonagle |= TCP_NAGLE_OFF|TCP_NAGLE_PUSH;
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