linux-kernel - Re: [PATCH RESEND net-next v2 0/5] tcp: fix stretch ACK bugs in congestion control modules

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Date:   Mon, 16 Mar 2020 18:27:08 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     yangpc@...gsu.com
Cc:     edumazet@...gle.com, ncardwell@...gle.com, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH RESEND net-next v2 0/5] tcp: fix stretch ACK bugs in
 congestion control modules

From: Pengcheng Yang <yangpc@...gsu.com>
Date: Mon, 16 Mar 2020 14:35:06 +0800

> "stretch ACKs" (caused by LRO, GRO, delayed ACKs or middleboxes)
> can cause serious performance shortfalls in common congestion
> control algorithms. Neal Cardwell submitted a series of patches
> starting with commit e73ebb0881ea ("tcp: stretch ACK fixes prep")
> to handle stretch ACKs and fixed stretch ACK bugs in Reno and
> CUBIC congestion control algorithms.
> 
> This patch series continues to fix bic, scalable, veno and yeah
> congestion control algorithms to handle stretch ACKs.
> 
> Changes in v2:
> - Provide [PATCH 0/N] to describe the modifications of this patch series

Series applied, thanks.