Re: [quicwg/base-drafts] Track smallest_newly_acked to prevent spurious RTO (#1822)

Marten Seemann <notifications@github.com> Tue, 02 October 2018 17:46 UTC

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Subject: Re: [quicwg/base-drafts] Track smallest_newly_acked to prevent spurious RTO (#1822)
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marten-seemann commented on this pull request.



>        OnPacketAcked(acked_packet.packet_number)
+    
+    if smallest_newly_acked != 2^62

I still think we should make 0 the sentinel value.

> @@ -690,9 +690,22 @@ Pseudocode for OnAckReceived and UpdateRtt follow:
     if (sent_packets[ack.largest_acked]):
       latest_rtt = now - sent_packets[ack.largest_acked].time
       UpdateRtt(latest_rtt, ack.ack_delay)
-    // Find all newly acked packets.
+    // Find all newly acked packets and track the smallest
+    smallest_newly_acked = 2^62
     for acked_packet in DetermineNewlyAckedPackets():

Not an issue of this PR, but I noticed that `DetermineNewlyAckedPackets` is not defined. Do we need to fix that?

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