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=1794320407; b=4WSyb7nqZskvAVjm80cSjt7Al0uAG42UrXABdP2vOO67czXJMpjy82iL3tvTehGFE5nc JBL/bcuTp/BYVaTI/rqU7VSjy7FTfdN8J2pE2hjHcZYng/SXRRrTNLqBfNivFtJBU7s5O ltJGYnv9Xr9VXANCHxFKHSXg0A0SEDG0eU3Kt9xguzHAohRJBJlviRibHZbKe5PxTz328 D/9uN7BxELZxS1mANgODS4ikb9D00w6lmYn/mJAMmLw14QfmF4izYuHnrwUd8oFNdK+/j PsOH1mMPPYOntsqQPIGsidqOR4yF8+kRUpmDm1Heu1VPUoC1MUkg4+sjNkR0XQOqE6Q== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794320407; h=Received:DKIM-Signature:Received:Content-Type:MIME-Version: Content-Transfer-Encoding:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; bh=9GjOW8HzxHhNlBVytkPohM1w2TsUdmk1Xb8jc6vaQjg=; b=Cy3Wg1F9kqyn82BzpPBomnEjI0cu3Ortku+SegP+ENX61hvBs1NPHi+/xPetaPHxc20f pzaKNO5OjJB2FFX3tFbc5C4aZPogEez/lk+MFYHuxEavOx9uamxKGrs3OoBWJas7lCfjH ZSM2ZWSUDdOLXPJAjpdbkpeikW0kZNCw5fV/ULE1k70L5HoW3hZt89dk8NwBVEXwDF2Uo h4NPXuFw2RoJ3xo0WcSBMeMlw7hf7AbaGYUqmRGK5H+BqtpNoEV9fUIS9yXemUshHFNwQ j29aFvHBgwBWwLoolV11IEDefhY7uXARR9mLWwOqcdBpLRWqJu9Tgq4hLOdQC/JOgKA== 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=kJrZfuC+; 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 EA257606A321; Tue, 10 Nov 2026 14:20:06 +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=kJrZfuC+ Received: by smtp.kernel.org (Postfix) with ESMTPSA id 689801F0089F; Tue, 10 Nov 2026 14:20:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794320406; bh=9GjOW8HzxHhNlBVytkPohM1w2TsUdmk1Xb8jc6vaQjg=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=kJrZfuC+oX66C9FVtRYbr6pIlMgaHmbFL6BJ3wmlSYFM5EXhoMKHWjGXPyyAFROAG +bH7ltyw3B8S/IFWyJxtX2McbYcRSoQr3+JbUmLP14Dvf4qkw9hdzTDJJsV73xZ1Pt Kdlht2Ij8sB1g4dVuIy7ELgyuOWzMEsa6Ay335gXQ+sEfNkwouk88PhUaoa/b91Dg0 QIoE0BF1woqBu+G9cb/E/BfHXOYdYcQvdyv5B56EOir1KVQJDLqd2fqn6gRJn1O+x+ bXHbemgd0b2cFx+i1VKWxO7qlumdZhGBzfFwAj5dwFoXSGCX8geNVq89SUd6Q4AevG 2PEKFynVLYTqA== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 5DFE439D0C97; Tue, 10 Nov 2026 14:20:06 +0000 (UTC) Content-Type: text/plain; charset="utf-8" X-Mailing-List: linux-kernel@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: dsa: microchip: initialize the IRQ access mutex From: patchwork-bot+netdevbpf@kernel.org Message-Id: <179432040518.3989458.1694702089176046934.git-patchwork-notify@kernel.org> Date: Tue, 10 Nov 2026 14:20:05 +0000 References: <20261104-ksz-irq-mutex-init-v1-1-e3bb7d9dbd80@vaisala.com> In-Reply-To: <20261104-ksz-irq-mutex-init-v1-1-e3bb7d9dbd80@vaisala.com> To: Tapio Reijonen Cc: woojung.huh@microchip.com, UNGLinuxDriver@microchip.com, andrew@lunn.ch, olteanv@gmail.com, davem@davemloft.net, edumazet@kernel.org, kuba@kernel.org, pabeni@redhat.com, arun.ramadoss@microchip.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Tristram.Ha@microchip.com, stable@vger.kernel.org Hello: This patch was applied to netdev/net.git (main) by Paolo Abeni : On Wed, 04 Nov 2026 07:58:35 +0000 you wrote: > ksz_switch_register() initializes dev_mutex, regmap_mutex, alu_mutex and > vlan_mutex but not lock_irq, which the IRQ chip takes in its bus lock > callbacks on every mask and unmask of a switch interrupt, and the PTP > code takes the same way. The zeroed mutex happens to work on the > uncontended fast path, but with CONFIG_DEBUG_MUTEXES the first lock, > from the IRQ domain mapping during probe, warns: > > [...] Here is the summary with links: - [net] net: dsa: microchip: initialize the IRQ access mutex https://git.kernel.org/netdev/net/c/ba1dc196502f You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html