diff options
Diffstat (limited to 'net/sctp/output.c')
| -rw-r--r-- | net/sctp/output.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/net/sctp/output.c b/net/sctp/output.c index 93137163346..a40991ef72c 100644 --- a/net/sctp/output.c +++ b/net/sctp/output.c @@ -234,8 +234,8 @@ sctp_xmit_t sctp_packet_append_chunk(struct sctp_packet *packet, goto finish; pmtu = ((packet->transport->asoc) ? - (packet->transport->asoc->pmtu) : - (packet->transport->pmtu)); + (packet->transport->asoc->pathmtu) : + (packet->transport->pathmtu)); too_big = (psize + chunk_len > pmtu); @@ -482,7 +482,9 @@ int sctp_packet_transmit(struct sctp_packet *packet) if (!dst || (dst->obsolete > 1)) { dst_release(dst); sctp_transport_route(tp, NULL, sctp_sk(sk)); - sctp_assoc_sync_pmtu(asoc); + if (asoc->param_flags & SPP_PMTUD_ENABLE) { + sctp_assoc_sync_pmtu(asoc); + } } nskb->dst = dst_clone(tp->dst); @@ -492,7 +494,10 @@ int sctp_packet_transmit(struct sctp_packet *packet) SCTP_DEBUG_PRINTK("***sctp_transmit_packet*** skb len %d\n", nskb->len); - (*tp->af_specific->sctp_xmit)(nskb, tp, packet->ipfragok); + if (tp->param_flags & SPP_PMTUD_ENABLE) + (*tp->af_specific->sctp_xmit)(nskb, tp, packet->ipfragok); + else + (*tp->af_specific->sctp_xmit)(nskb, tp, 1); out: packet->size = packet->overhead; @@ -577,7 +582,7 @@ static sctp_xmit_t sctp_packet_append_data(struct sctp_packet *packet, * if ((flightsize + Max.Burst * MTU) < cwnd) * cwnd = flightsize + Max.Burst * MTU */ - max_burst_bytes = asoc->max_burst * asoc->pmtu; + max_burst_bytes = asoc->max_burst * asoc->pathmtu; if ((transport->flight_size + max_burst_bytes) < transport->cwnd) { transport->cwnd = transport->flight_size + max_burst_bytes; SCTP_DEBUG_PRINTK("%s: cwnd limited by max_burst: " @@ -622,7 +627,7 @@ static sctp_xmit_t sctp_packet_append_data(struct sctp_packet *packet, * data will fit or delay in hopes of bundling a full * sized packet. */ - if (len < asoc->pmtu - packet->overhead) { + if (len < asoc->pathmtu - packet->overhead) { retval = SCTP_XMIT_NAGLE_DELAY; goto finish; } |