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 997A9A57 for ; Thu, 11 May 2023 11:10:22 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 35A8AC4339C; Thu, 11 May 2023 11:10:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1683803422; bh=ro0oxCbiS0WtHtYkUc+JN3qvn70Qr7sLnWT1N6yZY7o=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=pZ9Uz8sSJYGz2CUTM1AR4G7ca4OLGUlLx3hBPhjsTkLqZ8iv47/ZEm/oiwEif0Bub cLSufcKlv1peIr0mGfA/bhsQXBIj2ZbJdzH+hBpttbeuziK7W6FbYHqutYAJngeU70 jB0tmMSo/SgG+S2Pz/0UCU/pZCrbFVWannv/5Fu06+ZKDnmprAm8HUd81rXGxunvnZ Zi4NCDtweXY8JcRlzgdLxDKszk+n2aHJ3jSCClhJPeAnfw+zl7qSfiZEUp+lHblXP3 YauFesUivpJytBkxy42vax5zJgDe3xh+URG5gQl7pkRxypugpCo4e3Mo5x1gphI4Na 8+piz2fFLTg4w== 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 195D9E450BA; Thu, 11 May 2023 11:10:22 +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 0/6] net: mvneta: reduce size of TSO header allocation From: patchwork-bot+netdevbpf@kernel.org Message-Id: <168380342209.3308.11892374459667294124.git-patchwork-notify@kernel.org> Date: Thu, 11 May 2023 11:10:22 +0000 References: In-Reply-To: To: Russell King (Oracle) Cc: kabel@kernel.org, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, thomas.petazzoni@bootlin.com Hello: This series was applied to netdev/net-next.git (main) by Paolo Abeni : On Wed, 10 May 2023 11:14:28 +0100 you wrote: > Hi, > > With reference to > https://forum.turris.cz/t/random-kernel-exceptions-on-hbl-tos-7-0/18865/ > https://github.com/openwrt/openwrt/pull/12375#issuecomment-1528842334 > > It appears that mvneta attempts an order-6 allocation for the TSO > header memory. While this succeeds early on in the system's life time, > trying order-6 allocations later can result in failure due to memory > fragmentation. > > [...] Here is the summary with links: - [net-next,1/5] net: mvneta: fix transmit path dma-unmapping on error https://git.kernel.org/netdev/net-next/c/fef99e840d46 - [net-next,2/5] net: mvneta: mark mapped and tso buffers separately https://git.kernel.org/netdev/net-next/c/b0bd1b07c3ad - [net-next,3/5] net: mvneta: use buf->type to determine whether to dma-unmap https://git.kernel.org/netdev/net-next/c/f00ba4f41acc - [net-next,4/5] net: mvneta: move tso_build_hdr() into mvneta_tso_put_hdr() https://git.kernel.org/netdev/net-next/c/d41eb5557668 - [net-next,5/5] net: mvneta: allocate TSO header DMA memory in chunks https://git.kernel.org/netdev/net-next/c/33f4cefb26e9 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html