* chunks that are not yet acked should be added to the
* retransmit queue.
*/
- if ((fast_retransmit && chunk->fast_retransmit) ||
+ if ((fast_retransmit && (chunk->fast_retransmit > 0)) ||
(!fast_retransmit && !chunk->tsn_gap_acked)) {
/* RFC 2960 6.2.1 Processing a Received SACK
*
/* Mark the chunk as ineligible for fast retransmit
* after it is retransmitted.
*/
- chunk->fast_retransmit = 0;
+ if (chunk->fast_retransmit > 0)
+ chunk->fast_retransmit = -1;
*start_timer = 1;
q->empty = 0;
list_for_each(lchunk1, lqueue) {
chunk1 = list_entry(lchunk1, struct sctp_chunk,
transmitted_list);
- chunk1->fast_retransmit = 0;
+ if (chunk1->fast_retransmit > 0)
+ chunk1->fast_retransmit = -1;
}
}
}
if (!tchunk->tsn_gap_acked &&
!tchunk->resent &&
tchunk->rtt_in_progress) {
+ tchunk->rtt_in_progress = 0;
rtt = jiffies - tchunk->sent_at;
sctp_transport_update_rto(transport,
rtt);
/*
* M4) If any DATA chunk is found to have a
* 'TSN.Missing.Report'
- * value larger than or equal to 4, mark that chunk for
+ * value larger than or equal to 3, mark that chunk for
* retransmission and start the fast retransmit procedure.
*/
- if (chunk->tsn_missing_report >= 4) {
+ if (chunk->tsn_missing_report >= 3) {
chunk->fast_retransmit = 1;
do_fast_retransmit = 1;
}