From: Rick Jones Date: Tue, 18 Sep 2007 20:26:31 +0000 (-0700) Subject: [TCP]: Return useful listenq info in tcp_info and INET_DIAG_INFO. X-Git-Tag: v2.6.24-rc1~1454^2~456 X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=5ee3afba88f5a79d0bff07ddd87af45919259f91;p=linux-2.6-omap-h63xx.git [TCP]: Return useful listenq info in tcp_info and INET_DIAG_INFO. Return some useful information such as the maximum listen backlog and the current listen backlog in the tcp_info structure and INET_DIAG_INFO. Signed-off-by: Rick Jones Signed-off-by: Eric Dumazet Signed-off-by: David S. Miller --- diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 18c64c74f6d..4f322003835 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -2031,8 +2031,13 @@ void tcp_get_info(struct sock *sk, struct tcp_info *info) info->tcpi_snd_mss = tp->mss_cache; info->tcpi_rcv_mss = icsk->icsk_ack.rcv_mss; - info->tcpi_unacked = tp->packets_out; - info->tcpi_sacked = tp->sacked_out; + if (sk->sk_state == TCP_LISTEN) { + info->tcpi_unacked = sk->sk_ack_backlog; + info->tcpi_sacked = sk->sk_max_ack_backlog; + } else { + info->tcpi_unacked = tp->packets_out; + info->tcpi_sacked = tp->sacked_out; + } info->tcpi_lost = tp->lost_out; info->tcpi_retrans = tp->retrans_out; info->tcpi_fackets = tp->fackets_out; diff --git a/net/ipv4/tcp_diag.c b/net/ipv4/tcp_diag.c index 57c5f0b10e6..3904d2158a9 100644 --- a/net/ipv4/tcp_diag.c +++ b/net/ipv4/tcp_diag.c @@ -25,11 +25,13 @@ static void tcp_diag_get_info(struct sock *sk, struct inet_diag_msg *r, const struct tcp_sock *tp = tcp_sk(sk); struct tcp_info *info = _info; - if (sk->sk_state == TCP_LISTEN) + if (sk->sk_state == TCP_LISTEN) { r->idiag_rqueue = sk->sk_ack_backlog; - else + r->idiag_wqueue = sk->sk_max_ack_backlog; + } else { r->idiag_rqueue = tp->rcv_nxt - tp->copied_seq; - r->idiag_wqueue = tp->write_seq - tp->snd_una; + r->idiag_wqueue = tp->write_seq - tp->snd_una; + } if (info != NULL) tcp_get_info(sk, info); }