Re: [PATCH v2 next 0/2] tcp: make undo_cwnd mandatory for congestion modules

2016-11-21 Thread David Miller
From: Florian Westphal Date: Mon, 21 Nov 2016 14:18:36 +0100 > highspeed, illinois, scalable, veno and yeah congestion control algorithms > don't provide a 'cwnd_undo' function. This makes the stack default to a > 'reno undo' which doubles cwnd. However, the ssthresh implementation of > these a

[PATCH v2 next 0/2] tcp: make undo_cwnd mandatory for congestion modules

2016-11-21 Thread Florian Westphal
highspeed, illinois, scalable, veno and yeah congestion control algorithms don't provide a 'cwnd_undo' function. This makes the stack default to a 'reno undo' which doubles cwnd. However, the ssthresh implementation of these algorithms do not halve the slowstart threshold. This causes similar iss