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From: patchwork-bot+netdevbpf@kernel.org
To: Nathan Gao <zcgao@amazon.com>
Cc: edumazet@google.com, ncardwell@google.com, kuniyu@google.com,
	davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com,
	horms@kernel.org, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH net] tcp: do not change rcv_ssthresh in tcp_measure_rcv_mss()
Date: Mon, 03 Aug 2026 21:30:10 +0000	[thread overview]
Message-ID: <178579261039.2840566.9155529941452764214.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260725030806.28135-1-zcgao@amazon.com>

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@kernel.org>:

On Fri, 24 Jul 2026 20:08:06 -0700 you wrote:
> Commit f5da7c45188e ("tcp: adjust rcvq_space after updating scaling
> ratio") replaced the direct window_clamp update in tcp_measure_rcv_mss()
> with a call to tcp_set_window_clamp(), a helper that implements the
> TCP_WINDOW_CLAMP setsockopt. As a side effect, the helper also shrinks
> rcv_ssthresh via __tcp_adjust_rcv_ssthresh().
> 
> As a result, each scaling_ratio decrease detected by
> tcp_measure_rcv_mss() also cuts rcv_ssthresh. Elsewhere in TCP,
> rcv_ssthresh is usually cut under memory pressure and grows via
> tcp_grow_window().
> 
> [...]

Here is the summary with links:
  - [net] tcp: do not change rcv_ssthresh in tcp_measure_rcv_mss()
    https://git.kernel.org/netdev/net/c/0e125ecfe20c

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html



  parent reply	other threads:[~2026-08-03 21:30 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-25  3:08 Nathan Gao
2026-08-01  0:46 ` Jakub Kicinski
2026-08-03  8:09   ` Paolo Abeni
2026-08-03  8:18     ` Paolo Abeni
2026-08-03 20:50     ` Kuniyuki Iwashima
2026-08-03 21:30 ` patchwork-bot+netdevbpf [this message]
2026-08-03 22:33 ` Nathan Gao

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