From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 6C254231A23; Wed, 1 Jul 2026 00:20:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782865237; cv=none; b=SP14f1fcGa7fPIP9sl18DS7dVRQ6z0mptccO+PHFcBnD5Y4/rzNvYZbmSRC1GuukjTlx8gN7jSeNizEJs4zP/JA4dcUsQ8YBPJOBpmZlGvxOP2ZR1DCSr/7takiODGEaoZGqGP/Xg/lNbltFsbFQOiX63/6/NU0/isJ+z87UNHE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782865237; c=relaxed/simple; bh=Hf7f23/iHlZFPZotqKYRcBN54Jx/Sux3ic7Z5qoeKQo=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=RtzX4hcrq5gEtN7EfK9lVTiuuEJZN4Rq+pTqiLmBfhdjnFfiKij3jaFmLdukAMKGpgbmvYqh+SUCJJOz3VfFLeSxPCSx9LH4tfqp6Hk4OStfOiA/v6QKGaJzmPUCax5YrTrj1ngtdW44wxMH9uyhfWhAoKFG735VHn02s46rGq8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=R/Jub/2F; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="R/Jub/2F" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1321D1F000E9; Wed, 1 Jul 2026 00:20:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1782865236; bh=44+B6p4xMBg4dq9HvarLR1M/OVDs/QGfUr4tzIoLYPM=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=R/Jub/2FB37mmkuG/GspTkXtTZV/8Gfhz24eOgp+KFSWvRXkrn+JDq4ZOpJpmL925 eH/Ied1uzAK8Do7jPIiztP/JX9PszT9McnKEQzq04Aq397X022jfTTppUt3ZGLVosr zG4rfh4B31T/kXRJipmG9mqwSeyQdEjKDLSUKwr/C5Hw7N/6+R6qUKrIPhnPSsMIIX Fxgyk59b22RomFkZAzBqa/FOE5PfIXuTGbfwDuSBjxcMI2zb+Rw5rnaRlgsKodB8rq j7D5rfFTdbewwkc8/05a0QUm97z1s/B8S7WihFX7qQBxIKWsnJ6i3GPVkwtqHgvZmz 3FNZT1JlcHNlw== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 197C8393A963; Wed, 1 Jul 2026 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 0/2] net: do not warn on best-effort skb allocation failures From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178286521963.349616.5346803906628044237.git-patchwork-notify@kernel.org> Date: Wed, 01 Jul 2026 00:20:19 +0000 References: <20260629-netpoll_no_warn-v1-0-f380f0b2cd0c@debian.org> In-Reply-To: <20260629-netpoll_no_warn-v1-0-f380f0b2cd0c@debian.org> To: Breno Leitao Cc: andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, asantostc@gmail.com, gustavold@gmail.com, vlad.wing@gmail.com, kernel-team@meta.com Hello: This series was applied to netdev/net-next.git (main) by Jakub Kicinski : On Mon, 29 Jun 2026 04:45:39 -0700 you wrote: > Both netconsole and netpoll keep a small preallocated pool of skbs > (skb_pool) so they can still get a buffer under memory pressure. > > On the hot path they first attempt a normal GFP_ATOMIC allocation and only > fall back to the pool when that fails, keeping the pool as a last resort. > > This is where the problem happens. If alloc_skb() fails, we now have > more than 100 message coming from the page=0 failure, which consumes the > scarce pool of skb, making the real issue disappear. > > [...] Here is the summary with links: - [net-next,1/2] netconsole: do not warn when the best-effort skb allocation fails https://git.kernel.org/netdev/net-next/c/09f7a613a14f - [net-next,2/2] netpoll: do not warn when the best-effort pool refill fails https://git.kernel.org/netdev/net-next/c/84c0ff1efb62 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html