Index: sys/netinet/tcp_offload.h =================================================================== --- sys/netinet/tcp_offload.h +++ sys/netinet/tcp_offload.h @@ -45,6 +45,7 @@ int tcp_offload_output(struct tcpcb *); void tcp_offload_rcvd(struct tcpcb *); void tcp_offload_ctloutput(struct tcpcb *, int, int); +void tcp_offload_tcp_info(struct tcpcb *, struct tcp_info *); void tcp_offload_detach(struct tcpcb *); #endif Index: sys/netinet/tcp_offload.c =================================================================== --- sys/netinet/tcp_offload.c +++ sys/netinet/tcp_offload.c @@ -168,6 +168,17 @@ } void +tcp_offload_tcp_info(struct tcpcb *tp, struct tcp_info *ti) +{ + struct toedev *tod = tp->tod; + + KASSERT(tod != NULL, ("%s: tp->tod is NULL, tp %p", __func__, tp)); + INP_WLOCK_ASSERT(tp->t_inpcb); + + tod->tod_tcp_info(tod, tp, ti); +} + +void tcp_offload_detach(struct tcpcb *tp) { struct toedev *tod = tp->tod; Index: sys/netinet/tcp_usrreq.c =================================================================== --- sys/netinet/tcp_usrreq.c +++ sys/netinet/tcp_usrreq.c @@ -1393,11 +1393,15 @@ ti->tcpi_snd_nxt = tp->snd_nxt; ti->tcpi_snd_mss = tp->t_maxseg; ti->tcpi_rcv_mss = tp->t_maxseg; - if (tp->t_flags & TF_TOE) - ti->tcpi_options |= TCPI_OPT_TOE; ti->tcpi_snd_rexmitpack = tp->t_sndrexmitpack; ti->tcpi_rcv_ooopack = tp->t_rcvoopack; ti->tcpi_snd_zerowin = tp->t_sndzerowin; +#ifdef TCP_OFFLOAD + if (tp->t_flags & TF_TOE) { + ti->tcpi_options |= TCPI_OPT_TOE; + tcp_offload_tcp_info(tp, ti); + } +#endif } /* Index: sys/netinet/toecore.h =================================================================== --- sys/netinet/toecore.h +++ sys/netinet/toecore.h @@ -38,6 +38,7 @@ struct tcpopt; struct tcphdr; struct in_conninfo; +struct tcp_info; struct toedev { TAILQ_ENTRY(toedev) link; /* glue for toedev_list */ @@ -101,6 +102,10 @@ /* TCP socket option */ void (*tod_ctloutput)(struct toedev *, struct tcpcb *, int, int); + + /* Update software state */ + void (*tod_tcp_info)(struct toedev *, struct tcpcb *, + struct tcp_info *); }; #include Index: sys/netinet/toecore.c =================================================================== --- sys/netinet/toecore.c +++ sys/netinet/toecore.c @@ -182,6 +182,14 @@ return; } +static void +toedev_tcp_info(struct toedev *tod __unused, struct tcpcb *tp __unused, + struct tcp_info *ti __unused) +{ + + return; +} + /* * Inform one or more TOE devices about a listening socket. */ @@ -271,6 +279,7 @@ tod->tod_syncache_respond = toedev_syncache_respond; tod->tod_offload_socket = toedev_offload_socket; tod->tod_ctloutput = toedev_ctloutput; + tod->tod_tcp_info = toedev_tcp_info; } /*