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 A084A2135A for ; Thu, 25 Apr 2024 19:30:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714073450; cv=none; b=PxDL972+ntAv14IazyYmeYzh1e/0ey1djDnCleaBPs+I1u6kWFJGuo2Gv9+tFFDyNypnq4lfAiy+28GOyGZC4gdXEaBwBt62PrcZwnEW/vcxcKHgxXavJeDu4GemfO5hEWnUs4PWBosGlvWKPAIbGAgVJZthJ7Zc5b6QmE/foTM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714073450; c=relaxed/simple; bh=Apgu2a+vwxtbLdqdEPKI//4aFbDJiZhcg1POLLvktL0=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=svXSdPCsuhJbxGI5eNriRCEDFmyv3wKEEWmbqJYBoNRYXUhm0bGb2LHyhqNoUlZSzXNAjwcQn4NvVnOTOg+88iSTCHuyDbZo7wWGnvZ02unwhdXByuRs9zpIRvpbA2sTLkUOG52HM4HQjGFrauv8Xdt9FrPQGN1I+aS3/hTH3ds= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=YvhsHEjH; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="YvhsHEjH" Received: by smtp.kernel.org (Postfix) with ESMTPS id 2C208C113CE; Thu, 25 Apr 2024 19:30:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1714073450; bh=Apgu2a+vwxtbLdqdEPKI//4aFbDJiZhcg1POLLvktL0=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=YvhsHEjHHQ2jb2Ts4VNBlmb0am2ZtbniEgLdS79WnnbOKXMgs20X5b/U32sjxbDRy hSNbLLVGNv6BSzsY7sByngO/65A98bG4DiS8nqpqhfVZ0zS557txPbQ/1WIJVSDGNz o+TUBdFHG+RJzLrt3tBxdFYe2QAOK0890LXGk7BKY0GptWjyerf+1HEvH5HADqS5Bc pTH0rGa2VFVEU73deQGeWqZ73X1WadomZCmUhirHMLlcmOUIA38SD8gErLbh0yeBbX 4r3dtPQIs8orRVSizUl8QLKIpZW1q98cZNEiQO8NwMf12Y3b8MGWPtVP6JB2HJDe2u N+eFRi6nz03XA== 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 1490CC43614; Thu, 25 Apr 2024 19:30:50 +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] tcp: avoid premature drops in tcp_add_backlog() From: patchwork-bot+netdevbpf@kernel.org Message-Id: <171407345007.17723.14518698133512359324.git-patchwork-notify@kernel.org> Date: Thu, 25 Apr 2024 19:30:50 +0000 References: <20240423125620.3309458-1-edumazet@google.com> In-Reply-To: <20240423125620.3309458-1-edumazet@google.com> To: Eric Dumazet Cc: davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com, soheil@google.com, ncardwell@google.com, netdev@vger.kernel.org, eric.dumazet@gmail.com Hello: This patch was applied to netdev/net-next.git (main) by Jakub Kicinski : On Tue, 23 Apr 2024 12:56:20 +0000 you wrote: > While testing TCP performance with latest trees, > I saw suspect SOCKET_BACKLOG drops. > > tcp_add_backlog() computes its limit with : > > limit = (u32)READ_ONCE(sk->sk_rcvbuf) + > (u32)(READ_ONCE(sk->sk_sndbuf) >> 1); > limit += 64 * 1024; > > [...] Here is the summary with links: - [net-next] tcp: avoid premature drops in tcp_add_backlog() https://git.kernel.org/netdev/net-next/c/ec00ed472bdb You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html