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 1D01B33DB for ; Wed, 13 Nov 2024 05:00:23 +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=1731474024; cv=none; b=jUs75lfT595Aif9/71JUSwzMRMSPaRIAVHs9Gl0wKmpVrJVH94Ulk+1Jtyiymn77FZ4t3fI2w1HhATOYLvzi1sDVgNRfFVIT3xNp08Radauwtd3CnXLncX4lr/dJm0fIt5RIPU4qxRhc9LmWmbqB5SNVIrPrLf+6iiJWxurzo9I= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1731474024; c=relaxed/simple; bh=R5CJhgTZuNJRvc010IxiGynLbPvFxscPM9CZwPh/p/M=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=bUg0EeG2/BkHB182waBOuLLtWmaof7tQJifYyTEp2EFjjKuxue7NOsGdDTIu34Blg3fBzrCFJOLtO5o4pSMuUWd8nLjzpAB2yAJBlt2dxDNruzz4iWKBChLTx7WF6AckChQJsgHEES8voNatERddE+kwPZlU5vr/H+g19I+kduM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=pDu3PvPN; 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="pDu3PvPN" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A8744C4CECD; Wed, 13 Nov 2024 05:00:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1731474023; bh=R5CJhgTZuNJRvc010IxiGynLbPvFxscPM9CZwPh/p/M=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=pDu3PvPNXRvYkGjekm+Xq6n3hG0P2cphgq67zJlfYchD8Yuv2iHtzFZnOVacVvzu8 9jMDmeJw3D9P3DCRhve+mblEvle8w51P3KQzBbkbtl1RYBtVFtyQMKyx+YysJd0BqP QHK6yaDnUAl/gGCY80vLZoxpeZdMHlFe/h9ZSR5sG479MP+zZh4Ih0bABal0o//ycF 5DjOSb+AD75bbDYixnTYH/kMz8BBShe2sillW9y/fYa7My+C66bMARZNUgb85pA9V3 XZ1lEmFqaZF63Li87FxOzRNmPQl18RkFfb9HLkx1l0BD7g/AceTluLcLr/KRvDEWqG HsODudC5QoT6A== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 340213809A80; Wed, 13 Nov 2024 05:00:35 +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 v1] dsa: qca8k: Use nested lock to avoid splat From: patchwork-bot+netdevbpf@kernel.org Message-Id: <173147403374.787328.15079173493934720967.git-patchwork-notify@kernel.org> Date: Wed, 13 Nov 2024 05:00:33 +0000 References: <20241110175955.3053664-1-andrew@lunn.ch> In-Reply-To: <20241110175955.3053664-1-andrew@lunn.ch> To: Andrew Lunn Cc: edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, davem@davemloft.net, netdev@vger.kernel.org, ansuelsmth@gmail.com, vladimir.oltean@nxp.com Hello: This patch was applied to netdev/net-next.git (main) by Jakub Kicinski : On Sun, 10 Nov 2024 18:59:55 +0100 you wrote: > qca8k_phy_eth_command() is used to probe the child MDIO bus while the > parent MDIO is locked. This causes lockdep splat, reporting a possible > deadlock. It is not an actually deadlock, because different locks are > used. By making use of mutex_lock_nested() we can avoid this false > positive. > > Signed-off-by: Andrew Lunn > > [...] Here is the summary with links: - [net-next,v1] dsa: qca8k: Use nested lock to avoid splat https://git.kernel.org/netdev/net-next/c/078e0d596f7b You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html