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authorJakub Kicinski <kuba@kernel.org>2022-07-07 12:07:37 -0700
committerJakub Kicinski <kuba@kernel.org>2022-07-07 12:07:37 -0700
commit83ec88d81aa8762d4fb75f95365da6b73a38efe9 (patch)
tree193501a42e488ec81871136d19e0edb129a4a154 /net/mptcp/protocol.c
parentcf21b355ccb39b0de0b6a7362532bb5584c84a80 (diff)
parentef4ab3ba4e4f99b1f3af3a7b74815f59394d822e (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
No conflicts. Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/mptcp/protocol.c')
-rw-r--r--net/mptcp/protocol.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c
index d77ca57f5e6e..2caad4a3adea 100644
--- a/net/mptcp/protocol.c
+++ b/net/mptcp/protocol.c
@@ -502,13 +502,18 @@ static inline bool tcp_can_send_ack(const struct sock *ssk)
(TCPF_SYN_SENT | TCPF_SYN_RECV | TCPF_TIME_WAIT | TCPF_CLOSE | TCPF_LISTEN));
}
+void __mptcp_subflow_send_ack(struct sock *ssk)
+{
+ if (tcp_can_send_ack(ssk))
+ tcp_send_ack(ssk);
+}
+
void mptcp_subflow_send_ack(struct sock *ssk)
{
bool slow;
slow = lock_sock_fast(ssk);
- if (tcp_can_send_ack(ssk))
- tcp_send_ack(ssk);
+ __mptcp_subflow_send_ack(ssk);
unlock_sock_fast(ssk, slow);
}