diff options
Diffstat (limited to 'net/sctp')
| -rw-r--r-- | net/sctp/outqueue.c | 9 | ||||
| -rw-r--r-- | net/sctp/sm_sideeffect.c | 6 |
2 files changed, 15 insertions, 0 deletions
diff --git a/net/sctp/outqueue.c b/net/sctp/outqueue.c index cb80a8e060b7..ef9e2bbc0f2f 100644 --- a/net/sctp/outqueue.c +++ b/net/sctp/outqueue.c @@ -1334,6 +1334,7 @@ static void sctp_check_transmitted(struct sctp_outq *q, __u8 restart_timer = 0; int bytes_acked = 0; int migrate_bytes = 0; + bool forward_progress = false; sack_ctsn = ntohl(sack->cum_tsn_ack); @@ -1400,6 +1401,7 @@ static void sctp_check_transmitted(struct sctp_outq *q, bytes_acked += sctp_data_size(tchunk); if (!tchunk->transport) migrate_bytes += sctp_data_size(tchunk); + forward_progress = true; } if (TSN_lte(tsn, sack_ctsn)) { @@ -1413,6 +1415,7 @@ static void sctp_check_transmitted(struct sctp_outq *q, * current RTO. */ restart_timer = 1; + forward_progress = true; if (!tchunk->tsn_gap_acked) { /* @@ -1503,6 +1506,7 @@ static void sctp_check_transmitted(struct sctp_outq *q, */ transport->error_count = 0; transport->asoc->overall_error_count = 0; + forward_progress = true; /* * While in SHUTDOWN PENDING, we may have started @@ -1576,6 +1580,11 @@ static void sctp_check_transmitted(struct sctp_outq *q, jiffies + transport->rto)) sctp_transport_hold(transport); } + + if (forward_progress) { + if (transport->dst) + dst_confirm(transport->dst); + } } list_splice(&tlist, transmitted_queue); diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c index cf6f84518222..9da68852ee94 100644 --- a/net/sctp/sm_sideeffect.c +++ b/net/sctp/sm_sideeffect.c @@ -730,6 +730,12 @@ static void sctp_cmd_transport_on(sctp_cmd_seq_t *cmds, sctp_assoc_control_transport(asoc, t, SCTP_TRANSPORT_UP, SCTP_HEARTBEAT_SUCCESS); + /* HB-ACK was received for a the proper HB. Consider this + * forward progress. + */ + if (t->dst) + dst_confirm(t->dst); + /* The receiver of the HEARTBEAT ACK should also perform an * RTT measurement for that destination transport address * using the time value carried in the HEARTBEAT ACK chunk. |