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 E15D8472F73; Thu, 13 Aug 2026 11:57:22 +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=1786622247; cv=none; b=qTBEa6XR6lT8267Q7szD26znAXeX2R5I8y4muFXv2U3029n71zSp9YVsGUEb+yfpklmnLHZ4sFQ41gvrX1ZE0S48i4UzPWq1UARadXF4CE/9NfDt9EwH6S5DaRM+BJOG9iT77gcsTqIGb/2yXg1h5t+opPo1mmSi7hZdL44Z82s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786622247; c=relaxed/simple; bh=VDKywRdqhHVksuVKLjJup5wycuCukSWksHIx0w4oVEo=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=rGkZPFkwSXAPHkOXt1i5brzLtsI8pqvz5cfMUWMJw0hCwLxFCrFcxSidNt8FOOTdyhV/mlRdlWMJss9nkevafG96CtyeJpAOFxDnf09rhTs6Q8ONcYoSTcyqt9Zne7B0ejH/Jc4WZ8g81s1hJYcCDZSqVqOcmC/DXA/BT3UILo8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=DDd/BRlC; 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="DDd/BRlC" Received: by smtp.kernel.org (Postfix) with ESMTPSA id F34291F000E9; Thu, 13 Aug 2026 11:57:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1786622239; bh=9/yz552XjP8xMCy0Y3X5Bn3nCTjPTJlo5ueOe9WaCKM=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=DDd/BRlC/nb33rMOYKDg2gAmD1elvrcxcHk37HwQ6A1B7fgPXz5FzPKE/jPwpOvUu 3SlwZRjiQGYz8Y859INPfXpPjhV4TnMIElZM/O6oMz2YZZAc8k+x6JCkJ8C3TP7kD+ BxEOnOD05cxyS+7Od2bF3/74OE4G++J17NCwaPvGRHwD+Fib/MW2KRCMim0NPvaHEC CfNfbhSoh3zS/1JgIOtIil2TIr0xgMBc0eYOISSckC+1JcCiFKcMyQS5fxgGRfVriv RlvqTmuWYCNc0S0WcGjHi8BU2tatGe+BcNMLJDFPjnVAac2EnMbafcFGx6MCbF/9SU h3xVo1Tqq5ZqQ== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 197F0380CFD7; Thu, 13 Aug 2026 11:56:35 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-kernel@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: mana: Avoid DMA queue allocation failure under memory fragmentation From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178662219370.2393133.1968964194642913945.git-patchwork-notify@kernel.org> Date: Thu, 13 Aug 2026 11:56:33 +0000 References: <20260807210002.1695263-1-gargaditya@linux.microsoft.com> In-Reply-To: <20260807210002.1695263-1-gargaditya@linux.microsoft.com> To: Aditya Garg Cc: kys@microsoft.com, haiyangz@microsoft.com, wei.liu@kernel.org, decui@microsoft.com, longli@microsoft.com, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, kotaranov@microsoft.com, horms@kernel.org, ernis@linux.microsoft.com, dipayanroy@linux.microsoft.com, shradhagupta@linux.microsoft.com, kees@kernel.org, sgeorgejohn@microsoft.com, ssengar@linux.microsoft.com, gargaditya@microsoft.com, linux-hyperv@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org Hello: This series was applied to netdev/net-next.git (main) by Paolo Abeni : On Fri, 7 Aug 2026 13:56:34 -0700 you wrote: > The MANA driver can fail to bring up its queues on systems with high > memory utilization because every GDMA queue ring is allocated as a > single dma_alloc_coherent() of the whole power-of-2 ring size. Under > memory fragmentation these high-order allocations may fail, preventing > the driver from creating queues when opening the interface, after a VF > reset, or when reconfiguring channels, ring parameters or MTU. > > [...] Here is the summary with links: - [net-next,1/2] net: mana: Route ring-buffer access through offset-based helpers https://git.kernel.org/netdev/net-next/c/1da1a037bc60 - [net-next,2/2] net: mana: Fall back to scattered pages for GDMA queues https://git.kernel.org/netdev/net-next/c/23adfc77c22c You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html