Commit a7556779 authored by Paolo Abeni's avatar Paolo Abeni Committed by Jakub Kicinski
Browse files

tcp: make tcp_rcvbuf_grow() accessible to mptcp code 



To leverage the auto-tuning improvements brought by commit 2da35e4b
("Merge branch 'tcp-receive-side-improvements'"), the MPTCP stack need
to access the mentioned helper.

Acked-by: default avatarGeliang Tang <geliang@kernel.org>
Acked-by: default avatarMatthieu Baerts (NGI0) <matttbe@kernel.org>
Signed-off-by: default avatarPaolo Abeni <pabeni@redhat.com>
Signed-off-by: default avatarMatthieu Baerts (NGI0) <matttbe@kernel.org>
Link: https://patch.msgid.link/20250927-net-next-mptcp-rcv-path-imp-v1-2-5da266aa9c1a@kernel.org


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 9aa59323

include/net/tcp.h

+1 −0
Original line number Diff line number Diff line
@@ -370,6 +370,7 @@ void tcp_delack_timer_handler(struct sock *sk); 
int tcp_ioctl(struct sock *sk, int cmd, int *karg);

enum skb_drop_reason tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb);

void tcp_rcv_established(struct sock *sk, struct sk_buff *skb);

void tcp_rcvbuf_grow(struct sock *sk);

void tcp_rcv_space_adjust(struct sock *sk);

int tcp_twsk_unique(struct sock *sk, struct sock *sktw, void *twp);

void tcp_twsk_destructor(struct sock *sk);

net/ipv4/tcp_input.c

+1 −1
Original line number Diff line number Diff line
@@ -891,7 +891,7 @@ static inline void tcp_rcv_rtt_measure_ts(struct sock *sk, 
	}

}



static void tcp_rcvbuf_grow(struct sock *sk)

void tcp_rcvbuf_grow(struct sock *sk)

{

	const struct net *net = sock_net(sk);

	struct tcp_sock *tp = tcp_sk(sk);