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authorRick Jones <rick.jones2@hp.com>2007-09-18 16:26:31 -0400
committerDavid S. Miller <davem@sunset.davemloft.net>2007-10-10 19:51:35 -0400
commit5ee3afba88f5a79d0bff07ddd87af45919259f91 (patch)
treeb0117be47ea4f84abf56996f39792362c15909d7 /net/ipv4/tcp.c
parent768f3591e2b1cc309fd6f10d6579b216026d7817 (diff)
[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 <rick.jones2@hp.com> Signed-off-by: Eric Dumazet <dada1@cosmosbay.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp.c')
-rw-r--r--net/ipv4/tcp.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 18c64c74f6d5..4f322003835d 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)
2031 info->tcpi_snd_mss = tp->mss_cache; 2031 info->tcpi_snd_mss = tp->mss_cache;
2032 info->tcpi_rcv_mss = icsk->icsk_ack.rcv_mss; 2032 info->tcpi_rcv_mss = icsk->icsk_ack.rcv_mss;
2033 2033
2034 info->tcpi_unacked = tp->packets_out; 2034 if (sk->sk_state == TCP_LISTEN) {
2035 info->tcpi_sacked = tp->sacked_out; 2035 info->tcpi_unacked = sk->sk_ack_backlog;
2036 info->tcpi_sacked = sk->sk_max_ack_backlog;
2037 } else {
2038 info->tcpi_unacked = tp->packets_out;
2039 info->tcpi_sacked = tp->sacked_out;
2040 }
2036 info->tcpi_lost = tp->lost_out; 2041 info->tcpi_lost = tp->lost_out;
2037 info->tcpi_retrans = tp->retrans_out; 2042 info->tcpi_retrans = tp->retrans_out;
2038 info->tcpi_fackets = tp->fackets_out; 2043 info->tcpi_fackets = tp->fackets_out;