From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D7B757E5; Tue, 25 Jul 2023 00:20:21 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 5C0B6C433AB; Tue, 25 Jul 2023 00:20:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1690244421; bh=/CYJf6waf/5H+qoHbl8j40uIaY97gRV1gVYHmtkTc60=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=DY9qFiBJU1eT6ASnLKNZ7Y0v2xiqyg9ocqEnuDYE5rqHY8HBjpwZ0okTPw0rjRQQi v8Fhs7FU0DeYVqUc0LB6r1LP0gHyHpdFe9+XFpg84eEuohx5Hko9mR5j8NJPesF6xe d6zCbPZoBdkwMWaB1tSVKEWrgPnZTcl4eyXrKHtXnab2PGkJWQCuHsv75ocqUXKdx7 9bKtKgQVFdV9AbOnZuxHiHmTGQ4CcYU7bmdIAPQr+9CvH0jZ3lVA58tqmh2i91oWVm rrf0cjOtufB2JXe76WMJa8D6z04boxYmw9LKsnxNROOLrgfpGebqZZLgGmLkBjol11 1H7/lcDTIvVXA== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id 46D96E21EDD; Tue, 25 Jul 2023 00:20:21 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net-next] mptcp: fix rcv buffer auto-tuning From: patchwork-bot+netdevbpf@kernel.org Message-Id: <169024442128.15014.7119910740780685151.git-patchwork-notify@kernel.org> Date: Tue, 25 Jul 2023 00:20:21 +0000 References: <20230720-upstream-net-next-20230720-mptcp-fix-rcv-buffer-auto-tuning-v1-1-175ef12b8380@tessares.net> In-Reply-To: <20230720-upstream-net-next-20230720-mptcp-fix-rcv-buffer-auto-tuning-v1-1-175ef12b8380@tessares.net> To: Matthieu Baerts Cc: mptcp@lists.linux.dev, edumazet@google.com, davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com, martineau@kernel.org, soheil@google.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Hello: This patch was applied to netdev/net-next.git (main) by Jakub Kicinski : On Thu, 20 Jul 2023 20:47:50 +0200 you wrote: > From: Paolo Abeni > > The MPTCP code uses the assumption that the tcp_win_from_space() helper > does not use any TCP-specific field, and thus works correctly operating > on an MPTCP socket. > > The commit dfa2f0483360 ("tcp: get rid of sysctl_tcp_adv_win_scale") > broke such assumption, and as a consequence most MPTCP connections stall > on zero-window event due to auto-tuning changing the rcv buffer size > quite randomly. > > [...] Here is the summary with links: - [net-next] mptcp: fix rcv buffer auto-tuning https://git.kernel.org/netdev/net-next/c/b8dc6d6ce931 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html