[{"id":3673093,"web_url":"http://patchwork.ozlabs.org/comment/3673093/","msgid":"","list_archive_url":null,"date":"2026-04-03T11:56:24","subject":"Re: [PATCH v3 8/9] driver core: Replace dev->of_node_reused with\n DEV_FLAG_OF_NODE_REUSED","submitter":{"id":24878,"url":"http://patchwork.ozlabs.org/api/people/24878/","name":"Mark Brown","email":"broonie@kernel.org"},"content":"On Thu, Apr 02, 2026 at 05:49:54PM -0700, Douglas Anderson wrote:\n> In C, bitfields are not necessarily safe to modify from multiple\n> threads without locking. Switch \"of_node_reused\" over to the \"flags\"\n> field so modifications are safe.\n\nAcked-by: Mark Brown ","headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-pci@vger.kernel.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=eLufVd3z;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c0a:e001:db::12fc:5321; helo=sea.lore.kernel.org;\n envelope-from=linux-pci+bounces-51802-incoming=patchwork.ozlabs.org@vger.kernel.org;\n receiver=patchwork.ozlabs.org)","smtp.subspace.kernel.org;\n\tdkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org\n header.b=\"eLufVd3z\"","smtp.subspace.kernel.org;\n arc=none smtp.client-ip=10.30.226.201"],"Received":["from sea.lore.kernel.org (sea.lore.kernel.org\n [IPv6:2600:3c0a:e001:db::12fc:5321])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fnHKh6Jsgz1xtJ\n\tfor ; Fri, 03 Apr 2026 22:58:00 +1100 (AEDT)","from smtp.subspace.kernel.org (conduit.subspace.kernel.org\n [100.90.174.1])\n\tby sea.lore.kernel.org (Postfix) with ESMTP id EBCC93011F03\n\tfor ; Fri, 3 Apr 2026 11:56:35 +0000 (UTC)","from localhost.localdomain (localhost.localdomain [127.0.0.1])\n\tby smtp.subspace.kernel.org (Postfix) with ESMTP id 389603BE64A;\n\tFri, 3 Apr 2026 11:56:34 +0000 (UTC)","from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org\n [10.30.226.201])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby smtp.subspace.kernel.org (Postfix) with ESMTPS id 0FED43BC670;\n\tFri, 3 Apr 2026 11:56:34 +0000 (UTC)","by smtp.kernel.org (Postfix) with ESMTPSA id 8E3A6C4CEF7;\n\tFri, 3 Apr 2026 11:56:26 +0000 (UTC)"],"ARC-Seal":"i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1775217394; cv=none;\n b=CiCqEXpelk2Z9MPCPydpkZ02E18pKImDvMk4Zl4CWkQRtFvfEsCqWgLBdQ4x1A6CcU4/tCIEJpjsKpMrRre2g70O5mOjIga20WxuY0h+NamJxqB0PX0DbS4WnVeFIXirbLXMbVDGcMX3HBNdG6ww5BRc8SHZzBlXj2+QELMWC8w=","ARC-Message-Signature":"i=1; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1775217394; c=relaxed/simple;\n\tbh=9l7YRnXiJeaUSputbifksPPi0XaXtllvN3GOhiFO6oo=;\n\th=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version:\n\t Content-Type:Content-Disposition:In-Reply-To;\n b=Wg7/uRao3z49jGQ4yyvZCYtmTLUnIJfj7gug1FVM+ceuL2rKXOvkk4j+ekE0Zaz+7zdc4XBy0f+UFQnMOlBDyaJbSaYvsPWUyxEZXOcF/2ngPZ0ZI35vWaWrMWZPM0/dfAM/CDuax6muNAuxcD9YByyLC7sfEGYY9SYs0d9xr/s=","ARC-Authentication-Results":"i=1; smtp.subspace.kernel.org;\n dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org\n header.b=eLufVd3z; arc=none smtp.client-ip=10.30.226.201","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org;\n\ts=k20201202; t=1775217393;\n\tbh=9l7YRnXiJeaUSputbifksPPi0XaXtllvN3GOhiFO6oo=;\n\th=Date:From:To:Cc:Subject:References:In-Reply-To:From;\n\tb=eLufVd3zXy9jubkTC9dwkw2QYzwtvaWjru+m4ZdRkawSNi9+nrDNC6gUO4mGVS6/R\n\t gkBybMRFcG6wp9frSh1UrnRTFmFAIWeWQ6JjhxrMtKfvi/L8jlqp4jSjvl7EXEDDzs\n\t ZtNPjIHE0ChL+R5ThH0m0bg+INk64ahwnxdcJwFR/q6vQTBSBkwaCRWtjZT24m2vTQ\n\t 7MxtkfclOy/wmKMdP417H2f+HSQV3sLIh5VH4IlCqqK1iv9HKmpZHIBbN8ejL1uHof\n\t f/augOwXmiWn/yGSuidAzKcnlp7ywm1cPXBOrcNHhnI6tgb8ARqohzJKj7eqgaBFB+\n\t mw/4aiwR3j/hQ==","Date":"Fri, 3 Apr 2026 12:56:24 +0100","From":"Mark Brown ","To":"Douglas Anderson ","Cc":"Greg Kroah-Hartman ,\n\t\"Rafael J . Wysocki\" ,\n\tDanilo Krummrich ,\n\tAlan Stern ,\n\tRobin Murphy ,\n\tLeon Romanovsky ,\n\tPaul Burton ,\n\tSaravana Kannan ,\n\tAlexander Lobakin ,\n\tEric Dumazet , Toshi Kani ,\n\tChristoph Hellwig ,\n\tAlexey Kardashevskiy ,\n\tJohan Hovold , alexander.stein@ew.tq-group.com,\n\tandrew@codeconstruct.com.au, andrew@lunn.ch,\n\tandriy.shevchenko@linux.intel.com, astewart@tektelic.com,\n\tbhelgaas@google.com, brgl@kernel.org, davem@davemloft.net,\n\tdevicetree@vger.kernel.org, driver-core@lists.linux.dev,\n\thkallweit1@gmail.com, jirislaby@kernel.org, joel@jms.id.au,\n\tkees@kernel.org, kuba@kernel.org, lgirdwood@gmail.com,\n\tlinux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org,\n\tlinux-kernel@vger.kernel.org, linux-pci@vger.kernel.org,\n\tlinux-serial@vger.kernel.org, linux-usb@vger.kernel.org,\n\tlinux@armlinux.org.uk, mani@kernel.org, netdev@vger.kernel.org,\n\tpabeni@redhat.com, robh@kernel.org","Subject":"Re: [PATCH v3 8/9] driver core: Replace dev->of_node_reused with\n DEV_FLAG_OF_NODE_REUSED","Message-ID":"","References":"<20260403005005.30424-1-dianders@chromium.org>\n <20260402174925.v3.8.I806b8636cd3724f6cd1f5e199318ab8694472d90@changeid>","Precedence":"bulk","X-Mailing-List":"linux-pci@vger.kernel.org","List-Id":"","List-Subscribe":"","List-Unsubscribe":"","MIME-Version":"1.0","Content-Type":"multipart/signed; micalg=pgp-sha512;\n\tprotocol=\"application/pgp-signature\"; boundary=\"7NZIk4CoO0re4Kx0\"","Content-Disposition":"inline","In-Reply-To":"\n <20260402174925.v3.8.I806b8636cd3724f6cd1f5e199318ab8694472d90@changeid>","X-Cookie":"The Korean War must have been fun."}}]