netdev - Re: [PATCH net-next] tcp: add accessors to read/set tp->snd

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Message-Id: <164927341244.23847.2003241101072166006.git-patchwork-notify@kernel.org>
Date:   Wed, 06 Apr 2022 19:30:12 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Eric Dumazet <eric.dumazet@...il.com>
Cc:     davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com,
        netdev@...r.kernel.org, edumazet@...gle.com, ycheng@...gle.com,
        ncardwell@...gle.com
Subject: Re: [PATCH net-next] tcp: add accessors to read/set tp->snd_cwnd

Hello:

This patch was applied to netdev/net-next.git (master)
by Jakub Kicinski <kuba@...nel.org>:

On Tue,  5 Apr 2022 16:35:38 -0700 you wrote:
> From: Eric Dumazet <edumazet@...gle.com>
> 
> We had various bugs over the years with code
> breaking the assumption that tp->snd_cwnd is greater
> than zero.
> 
> Lately, syzbot reported the WARN_ON_ONCE(!tp->prior_cwnd) added
> in commit 8b8a321ff72c ("tcp: fix zero cwnd in tcp_cwnd_reduction")
> can trigger, and without a repro we would have to spend
> considerable time finding the bug.
> 
> [...]

Here is the summary with links:
  - [net-next] tcp: add accessors to read/set tp->snd_cwnd
    https://git.kernel.org/netdev/net-next/c/40570375356c

You are awesome, thank you!
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