From: Eric Dumazet <edumazet@google.com>
To: "David S . Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>,
Paolo Abeni <pabeni@redhat.com>
Cc: netdev@vger.kernel.org, eric.dumazet@gmail.com,
Eric Dumazet <edumazet@google.com>,
Yuchung Cheng <ycheng@google.com>,
Neal Cardwell <ncardwell@google.com>
Subject: [PATCH net-next] tcp: tcp_enter_quickack_mode() should be static
Date: Tue, 18 Jul 2023 16:20:49 +0000 [thread overview]
Message-ID: <20230718162049.1444938-1-edumazet@google.com> (raw)
After commit d2ccd7bc8acd ("tcp: avoid resetting ACK timer in DCTCP"),
tcp_enter_quickack_mode() is only used from net/ipv4/tcp_input.c.
Fixes: d2ccd7bc8acd ("tcp: avoid resetting ACK timer in DCTCP")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Yuchung Cheng <ycheng@google.com>
Cc: Neal Cardwell <ncardwell@google.com>
---
include/net/tcp.h | 1 -
net/ipv4/tcp_input.c | 3 +--
2 files changed, 1 insertion(+), 3 deletions(-)
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 0a3b0ba6ae50799fdb114768a06937dc429f0417..efaed11e691d52db0fcece85d966954763d3cfcf 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -350,7 +350,6 @@ ssize_t tcp_splice_read(struct socket *sk, loff_t *ppos,
struct sk_buff *tcp_stream_alloc_skb(struct sock *sk, gfp_t gfp,
bool force_schedule);
-void tcp_enter_quickack_mode(struct sock *sk, unsigned int max_quickacks);
static inline void tcp_dec_quickack_mode(struct sock *sk,
const unsigned int pkts)
{
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 57c8af1859c16eba5e952a23ea959b628006f9c1..48c2b96b084351e362eec73925e6afbfebe02e8b 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -287,7 +287,7 @@ static void tcp_incr_quickack(struct sock *sk, unsigned int max_quickacks)
icsk->icsk_ack.quick = quickacks;
}
-void tcp_enter_quickack_mode(struct sock *sk, unsigned int max_quickacks)
+static void tcp_enter_quickack_mode(struct sock *sk, unsigned int max_quickacks)
{
struct inet_connection_sock *icsk = inet_csk(sk);
@@ -295,7 +295,6 @@ void tcp_enter_quickack_mode(struct sock *sk, unsigned int max_quickacks)
inet_csk_exit_pingpong_mode(sk);
icsk->icsk_ack.ato = TCP_ATO_MIN;
}
-EXPORT_SYMBOL(tcp_enter_quickack_mode);
/* Send ACKs quickly, if "quick" count is not exhausted
* and the session is not interactive.
--
2.41.0.255.g8b1d071c50-goog
next reply other threads:[~2023-07-18 16:20 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-18 16:20 Eric Dumazet [this message]
2023-07-20 4:40 ` [PATCH net-next] tcp: tcp_enter_quickack_mode() should be static patchwork-bot+netdevbpf
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