提交 1536e285 编写于 作者: K Kenjiro Nakayama 提交者: David S. Miller

tcp: Add a TCP_FASTOPEN socket option to get a max backlog on its listner

This patch adds a TCP_FASTOPEN socket option to get a max backlog on its
listener to getsockopt().
Signed-off-by: NKenjiro Nakayama <nakayamakenjiro@gmail.com>
Acked-by: NNeal Cardwell <ncardwell@google.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 6ff01dbb
......@@ -2916,6 +2916,14 @@ static int do_tcp_getsockopt(struct sock *sk, int level,
case TCP_USER_TIMEOUT:
val = jiffies_to_msecs(icsk->icsk_user_timeout);
break;
case TCP_FASTOPEN:
if (icsk->icsk_accept_queue.fastopenq != NULL)
val = icsk->icsk_accept_queue.fastopenq->max_qlen;
else
val = 0;
break;
case TCP_TIMESTAMP:
val = tcp_time_stamp + tp->tsoffset;
break;
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册