Commit 773a7002 authored by Eric Dumazet's avatar Eric Dumazet Committed by Jakub Kicinski
Browse files

tcp: mark tcp_process_tlp_ack() as unlikely 



It is unlikely we have to call tcp_process_tlp_ack().

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Reviewed-by: default avatarKuniyuki Iwashima <kuniyu@google.com>
Link: https://patch.msgid.link/20260127032147.3498272-2-edumazet@google.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 239f09e2

net/ipv4/tcp_input.c

+2 −2
Original line number Diff line number Diff line
@@ -4283,7 +4283,7 @@ static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag) 


	tcp_in_ack_event(sk, flag);



	if (tp->tlp_high_seq)

	if (unlikely(tp->tlp_high_seq))

		tcp_process_tlp_ack(sk, ack, flag);



	if (tcp_ack_is_dubious(sk, flag)) {
@@ -4333,7 +4333,7 @@ static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag) 
	 */

	tcp_ack_probe(sk);



	if (tp->tlp_high_seq)

	if (unlikely(tp->tlp_high_seq))

		tcp_process_tlp_ack(sk, ack, flag);

	return 1;