From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794438606; b=eMQf1tWzj7VgmNByr3PLNmev2KJWWmPJ6yzkF6ciJRyO4UXDbYY7w/QzriXBKIRyjvkT dIH1YULWrozI6UZUSmVVZQ+ZDR5YoBCLonVwIRiL4m8YuG//PytiZkb3liS09vLnK+a+/ JjOmYYPKo1fDEdKhEzyNgMlSAESa5RVUc3IQPOr0qZqzjVkLE5jtWZbgPi9X9761ByO7M vo3RntAn0QtThhAAVYziHkGqHvHGRCakjyHmNrh/6/Vma97CspZ9670PldBeJFFs8tSRD a1YCv+bXwTNqarot8Tx23d7LI13Tj97NcefhxpNBRe7VbbhGrffPR0vatWu2fgatpHw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794438606; h=Received:DKIM-Signature:Received:Content-Type:MIME-Version: Content-Transfer-Encoding:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; bh=cR7TBRaoww7ekmEnRQGM5ZwwQgQZv4Vfue5Aspm+7Sw=; b=qg6oWB6vpyObbx5CgW0A3Odyd7Q2NE+Q/hQV29Oz5YFBBWe385zJ6/NW6YRUckdvQA2o 1Jpmyts0gNCaSkPl3HGmSb5SAV5VGSlaYcAUqbb+4SXjKjyMcGhQjtF26BVAHY5/TYDHP wqC/EmMxrVav65yW37m404yt77CTNAaPi9qw1C84V9i61fJ1EKO/Qk+F5o84SzdCwDg2O hp1X+czIw4vdENDqnJleegg0YNM5relg+zm7kar4C8TWKbXfwUgfCSIXKBZDWk8YBBYoM 4LRzoviDIbRtn5TmOzbMsdROmOj3eqighpMRqe06jicxnam6LiKimcwA//1NY8VId8g== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=hIkvcR3J; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A6066606A32A for ; Wed, 11 Nov 2026 23:10:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=hIkvcR3J Received: by smtp.kernel.org (Postfix) with ESMTPSA id 66B8E1F00A05; Wed, 11 Nov 2026 23:10:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794438606; bh=cR7TBRaoww7ekmEnRQGM5ZwwQgQZv4Vfue5Aspm+7Sw=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=hIkvcR3J9xSyUSumpOeeYd08gDXkiw6zHaj9v/UyscYHW9NpDPVJMXIcW8uC9HUh+ UjmX94orOW5qamIQXtO9l7qeU924w8F5gVHGWUqiDsLQ14n0OA8uqCa4JhEmNJka46 gwq+ZN4VD2ionvkDM0ccF4bKYi+UnIo7QeXJx2OwmyDxJdaeTJFVTEyvA3YXmGeFdO IjjM+c6YzsVaWc2jfhk2Xyfep0ZXeOTsbTy7ax5hY+89NkuGpkqZgGuB+5YJ9sWQJ9 wmhQ3MmFMUFfNozOKlo12N/odkKzNXuOYWPASVJB90fpq8uxm1cfeZbu7hfXuFtyY/ 4GPc8vUxlntPg== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 5E0DC391AFC6; Wed, 11 Nov 2026 23:10:06 +0000 (UTC) Content-Type: text/plain; charset="utf-8" X-Mailing-List: netdev@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net] net: ena: avoid RX copybreak for multi-descriptor packets From: patchwork-bot+netdevbpf@kernel.org Message-Id: <179443860518.1696522.1305639558376761681.git-patchwork-notify@kernel.org> Date: Wed, 11 Nov 2026 23:10:05 +0000 References: <20261109141343.920187-2-thnkslprpt@gmail.com> In-Reply-To: <20261109141343.920187-2-thnkslprpt@gmail.com> To: Avi Weiss Cc: akiyano@amazon.com, darinzon@amazon.com, netdev@vger.kernel.org, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@kernel.org, kuba@kernel.org, pabeni@redhat.com Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Mon, 9 Nov 2026 16:13:44 +0200 you wrote: > ena_rx_skb() selects the copybreak path based on the first RX > descriptor's length without checking the number of descriptors. When > a packet spans multiple descriptors, this copies only the first > buffer into the skb and fails to recycle the remaining request IDs, > while RX cleanup advances by the full descriptor count. > > Restrict copybreak to single-descriptor packets and apply the same > restriction to the rx_copybreak_pkt statistic. Multi-descriptor > packets then use the existing fragment-processing path. > > [...] Here is the summary with links: - [net] net: ena: avoid RX copybreak for multi-descriptor packets https://git.kernel.org/netdev/net/c/f3c790c34d22 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html