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 0998B3358CE; Thu, 4 Dec 2025 09:23:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764840188; cv=none; b=LjVNV6sREZvUHSxWf+dwNtvhXg7Sbr3lCRv8G2tmd4n1v4KYIsX5y9V0Suo8GJPIjdm5TMmVcXqvagp+M/2A4493SKebeXgRF9uj/4fO/s/a1ZMg8sAN+6VJuLJfKKJG9V2/UTofUws027X3PSPqcbDB90y6aIlAFemTF9AuxgI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764840188; c=relaxed/simple; bh=zrassZRzu3WEQ+CdPKrKcm54ODNgoyYq6Vay4FDoMlQ=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=Bhu1EkoPLND7sgisYqnzrh8xI6vd1X0X6yjF3k1yVhdRUfkr1NxBtajl5b2GCPvZCx/Wqs1726fUjW056RonhM++beNVvrBFhI1KnV6XIvcDLP0B9QZmhjKCEwkOzKS2CLsw+dInoDawu1uDq/RJ4k19qKD6p0jNem5jgZnt2mY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=VFV+2Xw5; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="VFV+2Xw5" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5A5B0C113D0; Thu, 4 Dec 2025 09:23:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1764840187; bh=zrassZRzu3WEQ+CdPKrKcm54ODNgoyYq6Vay4FDoMlQ=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=VFV+2Xw5lnqZONkoTx+89z9mdkgvRq6zsb6eJ7Gi9OUcwi5r6LDlklsX6LVWqHydR Cc/ZIemkolXHcoYEEuDZ7f/iZGVvu6EP4tBgIogGUom+OOGkEClAm7EfGpt8kIBSd7 7UhfoRF3wMoD101tvbKPWtNgwtLbFl9EZXZSDkZiTmkbdHj1ysatlBANHHuPu7FkXh Oh4NDBMXTTDiAUm1xALJqnCZguTWMwI3Y/4T33t3XJyL/wxRUToThgopjdaB//F6aw sAfcInKhlPtADjBPIt0DsdQtB8huj9PfgbDvb7V7YBWooSpd4o5VkN50nZDL9WFRTo UcfMVpdq46A5w== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id F2AA13AA9A97; Thu, 4 Dec 2025 09:20:06 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: imx@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net] net: fec: ERR007885 Workaround for XDP TX path From: patchwork-bot+netdevbpf@kernel.org Message-Id: <176484000579.696826.16588311505988091159.git-patchwork-notify@kernel.org> Date: Thu, 04 Dec 2025 09:20:05 +0000 References: <20251128025915.2486943-1-wei.fang@nxp.com> In-Reply-To: <20251128025915.2486943-1-wei.fang@nxp.com> To: Wei Fang Cc: shenwei.wang@nxp.com, xiaoning.wang@nxp.com, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, imx@lists.linux.dev, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Hello: This patch was applied to netdev/net.git (main) by Paolo Abeni : On Fri, 28 Nov 2025 10:59:15 +0800 you wrote: > The ERR007885 will lead to a TDAR race condition for mutliQ when the > driver sets TDAR and the UDMA clears TDAR simultaneously or in a small > window (2-4 cycles). And it will cause the udma_tx and udma_tx_arbiter > state machines to hang. Therefore, the commit 53bb20d1faba ("net: fec: > add variable reg_desc_active to speed things up") and the commit > a179aad12bad ("net: fec: ERR007885 Workaround for conventional TX") have > added the workaround to fix the potential issue for the conventional TX > path. Similarly, the XDP TX path should also have the potential hang > issue, so add the workaround for XDP TX path. > > [...] Here is the summary with links: - [net] net: fec: ERR007885 Workaround for XDP TX path https://git.kernel.org/netdev/net/c/e8e032cd24dd You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html