diff options
Diffstat (limited to 'sys/netinet/tcp_var.h')
| -rw-r--r-- | sys/netinet/tcp_var.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sys/netinet/tcp_var.h b/sys/netinet/tcp_var.h index bfdb425..759b793 100644 --- a/sys/netinet/tcp_var.h +++ b/sys/netinet/tcp_var.h @@ -31,7 +31,7 @@ * SUCH DAMAGE. * * @(#)tcp_var.h 8.4 (Berkeley) 5/24/95 - * $Id: tcp_var.h,v 1.17 1995/09/22 07:40:18 peter Exp $ + * $Id: tcp_var.h,v 1.18 1995/10/04 20:49:03 wollman Exp $ */ #ifndef _NETINET_TCP_VAR_H_ @@ -141,6 +141,8 @@ struct tcpcb { caddr_t t_tuba_pcb; /* next level down pcb for TCP over z */ /* More RTT stuff */ u_long t_rttupdated; /* number of times rtt sampled */ +/* For MTU discovery */ + tcp_seq t_lastmturesend; /* seq of resend for mtu discovery */ }; /* @@ -287,6 +289,7 @@ struct tcpstat { u_long tcps_usedssthresh; /* times ssthresh initialized from rt*/ u_long tcps_persistdrop; /* timeout in persist state */ u_long tcps_badsyn; /* bogus SYN, e.g. premature ACK */ + u_long tcps_mturesent; /* resends due to MTU discovery */ }; /* |
