From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2DD20C433FE for ; Mon, 25 Apr 2022 11:10:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241650AbiDYLNT (ORCPT ); Mon, 25 Apr 2022 07:13:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37474 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241760AbiDYLNQ (ORCPT ); Mon, 25 Apr 2022 07:13:16 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 81F2E12AC2 for ; Mon, 25 Apr 2022 04:10:11 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 6079061186 for ; Mon, 25 Apr 2022 11:10:11 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id C869EC385A7; Mon, 25 Apr 2022 11:10:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1650885010; bh=0mkpB3RdYMYFnSUVBGhQbVKV5TGFnMUFQc5hcyLUX+U=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=pVMITtNIO2jH9FSl6AD2SWQIn50UjcwFW7fr3D1mStNibm3PDldwL8eVcl+74a+dR MjW76e/Kagxm34Cs4Jiff/yRggjBoerpKrbmr564bZ5J2XMdTFx6bZXXKaPfcDUzQi 9gL7e+lJLhdtv+CPR10S+m2cq5mDJBMf0GceFygEW0VEIdR2YaDsTc1zgfPmT4B2up l7BCM6whyVyxZ848Sb4gNz4FVsg/4GZypDrVf/oOguHrAnrOCWecj5S/uwp5Yfv/2X pRexsDhma1jcBggveNxB5hXRWGrGafhPaqgUzq7awBBddeAgekbPcvvrBJJKfbacxs MdJQ9y6CaQS5Q== 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 AE8BBEAC09C; Mon, 25 Apr 2022 11:10:10 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net] tcp: fix potential xmit stalls caused by TCP_NOTSENT_LOWAT From: patchwork-bot+netdevbpf@kernel.org Message-Id: <165088501071.19970.3977417216460899924.git-patchwork-notify@kernel.org> Date: Mon, 25 Apr 2022 11:10:10 +0000 References: <20220425003407.3002429-1-eric.dumazet@gmail.com> In-Reply-To: <20220425003407.3002429-1-eric.dumazet@gmail.com> To: Eric Dumazet Cc: davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com, netdev@vger.kernel.org, edumazet@google.com, dsp@fb.com, soheil@google.com, ncardwell@google.com Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello: This patch was applied to netdev/net.git (master) by David S. Miller : On Sun, 24 Apr 2022 17:34:07 -0700 you wrote: > From: Eric Dumazet > > I had this bug sitting for too long in my pile, it is time to fix it. > > Thanks to Doug Porter for reminding me of it! > > We had various attempts in the past, including commit > 0cbe6a8f089e ("tcp: remove SOCK_QUEUE_SHRUNK"), > but the issue is that TCP stack currently only generates > EPOLLOUT from input path, when tp->snd_una has advanced > and skb(s) cleaned from rtx queue. > > [...] Here is the summary with links: - [net] tcp: fix potential xmit stalls caused by TCP_NOTSENT_LOWAT https://git.kernel.org/netdev/net/c/4bfe744ff164 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html