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only set the largestSentBeforeRTO when sending the first RTO

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This commit is contained in:
Marten Seemann 2018-08-07 12:22:12 +07:00
parent 31f2ef7d32
commit d95dc29d90
1 changed files with 3 additions and 1 deletions
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4
internal/ackhandler/sent_packet_handler.go
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@ -398,6 +398,9 @@ func (h *sentPacketHandler) OnAlarm() error {
if h.logger.Debug() {
h.logger.Debugf("Loss detection alarm fired in RTO mode. RTO count: %d", h.rtoCount)
}
if h.rtoCount == 0 {
h.largestSentBeforeRTO = h.lastSentPacketNumber
}
h.rtoCount++
h.numRTOs += 2
err = h.queueRTOs()
@ -560,7 +563,6 @@ func (h *sentPacketHandler) ShouldSendNumPackets() int {
// retransmit the oldest two packets
func (h *sentPacketHandler) queueRTOs() error {
h.largestSentBeforeRTO = h.lastSentPacketNumber
// Queue the first two outstanding packets for retransmission.
// This does NOT declare this packets as lost:
// They are still tracked in the packet history and count towards the bytes in flight.