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=1792629013; b=RGSQrBZF4Be4wJEHDasP+dTXCaUdOMfX8xBSztlea1+ThA4xycKjfF+hRfhYj6CyWU96 dHMZ5sGXx7JRWwmgZUI9hMLfhdBp4AHTUSIuyE0rPe4FRB7eE04CR2zG3PWhyrhSCGCp2 Ljk2cRNDmfFlssCCng6+7TAlZ5F/nhLoZoqJO4edXGS7cU32KpHAh4ILNzzZEgI0vxyLV qb84k/3UxQw6isaOaq0fHhJbw32k0Qu/fk0ntQaKTbNvSvOlIrJISX1zyWBPnudALM9sj 9ip3V6p9LzCEM/C7bc8o7BrPeu3oSxxFqxIDbuk5CFjIAWBiUB/A1DSaFfRXdh5eDOQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792629013; h=Received:DKIM-Signature:Received:Content-Type:MIME-Version: Content-Transfer-Encoding:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; bh=uZkzK/XnREzEVV0ebXbgmbk4W62Yc9eFtRqf1FWlWqk=; b=BfM4t5ctNrP2n8xj6HVHCS7jSJLZXiArP3yB3Fq6ympcoO7ld1Pdz3+cyVHFEBSWXQQb M9t9AgzYXeufrL0tQMxiCNwFuSwILPUGB6TSoUK2o8wiqnORZk43bJ4qtOYye+6kaI1uJ D3KET/LEXySsLieDboZfp3ezlvFuQnd3sSvWz8HNkaY6rij7LP3hfIbK+FByPqllzhG+F azMr8+Nb/9nYRqYmhRJDfqLG5v4tasdUQlOglnDSGDMJRpeGYjow7GBQqp2GS1Hs2bDek 8SYTcX9m1N30rBuHHyGC8pBy21P5FpR8ytypLg+6B3l4RSXw3dFeGJ9U6JaE/Lv9mRQ== 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="j7/C49Wb"; 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 AFD54606A325; Thu, 22 Oct 2026 00:30:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=j7/C49Wb Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0734A1F000C1; Thu, 22 Oct 2026 00:30:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1792629012; bh=uZkzK/XnREzEVV0ebXbgmbk4W62Yc9eFtRqf1FWlWqk=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=j7/C49WbSMxxG0QijFQKufiYq0Q6dinOiGJm8MkKxqm6StnaJDt8TdIH6Rgcf+keq JADCWI01KasEN91qaed5UQGW6ajVEcWjFhS4edH5K6ikiH1vaI04BS9WMYQvYiaRPH 7Wkz1rNuBpaxGd0B9C/+F96AA3g3WApR4IfDmlQkpObBgY2IbK7sTDKbTi/qQUH25V wTesyhUX87grDxMnyia3fA6O+g9/De57gzSXa+cLXdAaYbis9obYauivIQVeCKe4uL Fmp1+voB3agGWkl7oG/2zx7u1gJh+YYKRR8RpVzpOslzk5NMoITGjrhhkG1Jb+tR0N ZWyatNxK0iniw== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id F15A3380A963; Thu, 22 Oct 2026 00:30:11 +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: lan969x: don't disable hardirqs in fdma tx clear From: patchwork-bot+netdevbpf@kernel.org Message-Id: <179262901059.1378903.1270598313678764253.git-patchwork-notify@kernel.org> Date: Thu, 22 Oct 2026 00:30:10 +0000 References: <20261020-lan969x-fdma-tx-clear-irq-v1-1-b9f9d1eda317@microchip.com> In-Reply-To: <20261020-lan969x-fdma-tx-clear-irq-v1-1-b9f9d1eda317@microchip.com> To: Daniel Machon Cc: UNGLinuxDriver@microchip.com, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@kernel.org, kuba@kernel.org, pabeni@redhat.com, Steen.Hegelund@microchip.com, netdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Tue, 20 Oct 2026 10:57:27 +0200 you wrote: > lan969x_fdma_tx_clear_buf() runs from the NAPI poll and frees the skbs > of completed tx DCBs with napi_consume_skb(), under sparx5->tx_lock. > > Before this patch, the lock is taken with spin_lock_irqsave(), so the > skbs are freed with hardirqs disabled. RX skbs are marked for page_pool > recycling, so when such an skb is forwarded back out and its tx > completion frees it here, the free path reaches __page_pool_put_page(), > which warns via lockdep_assert_no_hardirq(). > > [...] Here is the summary with links: - [net] net: lan969x: don't disable hardirqs in fdma tx clear https://git.kernel.org/netdev/net/c/9770818b8a92 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html