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Differential D28998

Calculate prr_out correctly everywhere
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Authored by rscheff on Mar 1 2021, 2:55 PM.
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F115912413: D28998.id84907.diff
Wed, Apr 30, 8:08 AM
F115903146: D28998.diff
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kbowling
tuexen
Group Reviewers
transport
Commits
rG05e742af6f54: calculate prr_out correctly when pipe < ssthresh
rG0b0f8b359d0b: calculate prr_out correctly when pipe < ssthresh
Summary

missed the update to calculate prr_out properly
in the case when pipe < ssthresh.

prr_out should account for all packets sent during the
recovery episode. As an approximation (valid under
heavy loss), the original patch only uses
sackhint.sack_bytes_rexmit. This misses all packets
sent beyond recovery Point (snd_recover).

For the pipe > ssthresh case, this was fixed in D28941

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rS FreeBSD src repository - subversion
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Buildable 37478
Build 34367: arc lint + arc unit

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PathSize
sys/
netinet/
12 lines

Diff 84905

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sys/netinet/tcp_input.c

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