From: Yuchung Cheng
Date: Wed, 8 Nov 2017 13:01:25 -0800
> This patch set removes the forward-acknowledgment (FACK)
> packet-based loss and reordering detection. This simplifies TCP
> loss recovery since the SACK scoreboard no longer needs to track
> the number of pending
This patch set removes the forward-acknowledgment (FACK)
packet-based loss and reordering detection. This simplifies TCP
loss recovery since the SACK scoreboard no longer needs to track
the number of pending packets under highest SACKed sequence. FACK
is subsumed by the time-based RACK loss