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GET /api/1.1/patches/2227979/?format=api
{ "id": 2227979, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2227979/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260424160259.2672722-2-johan@kernel.org/", "project": { "id": 2, "url": "http://patchwork.ozlabs.org/api/1.1/projects/2/?format=api", "name": "Linux PPC development", "link_name": "linuxppc-dev", "list_id": "linuxppc-dev.lists.ozlabs.org", "list_email": "linuxppc-dev@lists.ozlabs.org", "web_url": "https://github.com/linuxppc/wiki/wiki", "scm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git", "webscm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/" }, "msgid": "<20260424160259.2672722-2-johan@kernel.org>", "date": "2026-04-24T16:02:57", "name": "[v2,1/3] powerpc/ps3: switch to dynamic system bus root device", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "4fd1b4a3cbe5f551518d02a990885821f99e4f52", "submitter": { "id": 64666, "url": "http://patchwork.ozlabs.org/api/1.1/people/64666/?format=api", "name": "Johan Hovold", "email": "johan@kernel.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260424160259.2672722-2-johan@kernel.org/mbox/", "series": [ { "id": 501391, "url": "http://patchwork.ozlabs.org/api/1.1/series/501391/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/list/?series=501391", "date": "2026-04-24T16:02:57", "name": "powerpc: switch to dynamic root devices", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/501391/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2227979/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2227979/checks/", "tags": {}, "headers": { "Return-Path": "\n <linuxppc-dev+bounces-20085-incoming=patchwork.ozlabs.org@lists.ozlabs.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linuxppc-dev@lists.ozlabs.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=kHPx5zDe;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org\n (client-ip=2404:9400:21b9:f100::1; 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Sat, 25 Apr 2026 02:03:57 +1000 (AEST)", "from boromir.ozlabs.org (localhost [127.0.0.1])\n\tby lists.ozlabs.org (Postfix) with ESMTP id 4g2Hnm0c8Lz2yjV;\n\tSat, 25 Apr 2026 02:03:56 +1000 (AEST)", "from sea.source.kernel.org (sea.source.kernel.org\n [IPv6:2600:3c0a:e001:78e:0:1991:8:25])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature RSA-PSS (2048 bits) server-digest\n SHA256)\n\t(No client certificate requested)\n\tby lists.ozlabs.org (Postfix) with ESMTPS id 4g2Hnl0Lb1z2yC9\n\tfor <linuxppc-dev@lists.ozlabs.org>; Sat, 25 Apr 2026 02:03:55 +1000 (AEST)", "from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58])\n\tby sea.source.kernel.org (Postfix) with ESMTP id 1FA334096E;\n\tFri, 24 Apr 2026 16:03:52 +0000 (UTC)", "by smtp.kernel.org (Postfix) with ESMTPSA id EAF7CC19425;\n\tFri, 24 Apr 2026 16:03:51 +0000 (UTC)", "from johan by xi.lan with local (Exim 4.98.2)\n\t(envelope-from <johan@kernel.org>)\n\tid 1wGJ0P-0000000BDJd-3H6m;\n\tFri, 24 Apr 2026 18:03:49 +0200" ], "ARC-Seal": "i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1777046635;\n\tcv=none;\n b=i8hc7JEKSNfGv4IlLDrdyb/u5UMfw12rlp6iCyE2fE3vPREgzIHS94fnb4MaWm1BbXuyYxD5HXglbt4xEoGvGYu5KO6KgqG+pSLfSQipColRG3FgIRBGPVqAe1U1UXKbL3fEV/Vohnir4Xop38DECPeGO82nWCMKNs6F6flbUjSkSoz0YfPJVX5RiQHl6CHjydPMk93OhYWltwNM9CuheshbvzNZ5AkwtUDsmjmZ5bWxhg3YFckgObZQN7d27VxktHSb6/KBS4pD6cHtQezRvMupnXFqvhxVJv0xyGuGILqiADb8TfzHBWcgvfzVmrgqmruMx17FLlIQjJPUiacOXw==", "ARC-Message-Signature": "i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707;\n\tt=1777046635; c=relaxed/relaxed;\n\tbh=P1nJG/WlxpA7oGG2+Q8e3ef+sd4zfXvCwzoI+e/Kg3c=;\n\th=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References:\n\t MIME-Version;\n b=AMsghu19jD53h/lEMJvs/FsfD6NrEa29mao2y/OsQdwGSId7ymXfCMPkqseiL02jueNesEpkBZCTvZd3tlsbCsCCsrDXu9pzZUWd3dH7QOrYitwys4yd6WjD7Ta9TiB3bh1CYYLZbuJMF8aWMfPqZYOtfzsfdTH6527L/hLxDGKrA89QLhYfUBkHC88Dl07dOOVscnoX6DdOZW+TsWA4Sj6I7J1YJG2Q06DfjIebOrKdIaJb9khLQLE+hafxuEDUvM8HMPjFOxqDViySYE8lyeheQIVtfiQE0A21kDMF6naHKhRt+usiR+x63xxIDQR8K/EbcvHkwjCa7rsiz7/1DA==", "ARC-Authentication-Results": "i=1; lists.ozlabs.org;\n dmarc=pass (p=quarantine dis=none) header.from=kernel.org;\n dkim=pass (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=kHPx5zDe; dkim-atps=neutral;\n spf=pass (client-ip=2600:3c0a:e001:78e:0:1991:8:25;\n helo=sea.source.kernel.org; envelope-from=johan@kernel.org;\n receiver=lists.ozlabs.org) smtp.mailfrom=kernel.org", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org;\n\ts=k20201202; t=1777046632;\n\tbh=OpjYnvUINC0m/fERNUlL4a3+lpA8IFC0Re5p9y/suRY=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=kHPx5zDeAWeJIGcgZA6QqcJE9toft/blPMdaDaFKnu4DQf+K7B8fuF1ef4m2JhmKb\n\t 9t2l4/TtcsBjz+6bsUaSGseDixTCFT3GOqugf+F7o9a7Oy7EWNkJQ2eSuy5v/eHeco\n\t a0Xm4Dfzos6CG+I9ttnvmRpAluFfu+zIxB9kA8hvrn6WRlHMB+Y8risu8KQMznvdfj\n\t obiDYVOKkAbBlUJjhpqk+qbGwF50onmRd1MvmeOdj+7fKoG7OG0PL8F28aIcOOCG2x\n\t WC6NeRazMriMZ7eREcgtG+C/AMlxpbGbstDeaV8oXVU1nSvZD2pZeN67z65FrHXayE\n\t kts7z/a9NB3iQ==", "From": "Johan Hovold <johan@kernel.org>", "To": "Geoff Levand <geoff@infradead.org>,\n\tMadhavan Srinivasan <maddy@linux.ibm.com>,\n\tMichael Ellerman <mpe@ellerman.id.au>", "Cc": "Nicholas Piggin <npiggin@gmail.com>,\n\tChristophe Leroy <chleroy@kernel.org>,\n\tGreg Kroah-Hartman <gregkh@linuxfoundation.org>,\n\tlinuxppc-dev@lists.ozlabs.org,\n\tlinux-kernel@vger.kernel.org,\n\tJohan Hovold <johan@kernel.org>", "Subject": "[PATCH v2 1/3] powerpc/ps3: switch to dynamic system bus root device", "Date": "Fri, 24 Apr 2026 18:02:57 +0200", "Message-ID": "<20260424160259.2672722-2-johan@kernel.org>", "X-Mailer": "git-send-email 2.53.0", "In-Reply-To": "<20260424160259.2672722-1-johan@kernel.org>", "References": "<20260424160259.2672722-1-johan@kernel.org>", "X-Mailing-List": "linuxppc-dev@lists.ozlabs.org", "List-Id": "<linuxppc-dev.lists.ozlabs.org>", "List-Help": "<mailto:linuxppc-dev+help@lists.ozlabs.org>", "List-Owner": "<mailto:linuxppc-dev+owner@lists.ozlabs.org>", "List-Post": "<mailto:linuxppc-dev@lists.ozlabs.org>", "List-Archive": "<https://lore.kernel.org/linuxppc-dev/>,\n <https://lists.ozlabs.org/pipermail/linuxppc-dev/>", "List-Subscribe": "<mailto:linuxppc-dev+subscribe@lists.ozlabs.org>,\n <mailto:linuxppc-dev+subscribe-digest@lists.ozlabs.org>,\n <mailto:linuxppc-dev+subscribe-nomail@lists.ozlabs.org>", "List-Unsubscribe": "<mailto:linuxppc-dev+unsubscribe@lists.ozlabs.org>", "Precedence": "list", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Spam-Status": "No, score=-0.2 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED,\n\tDKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS\n\tautolearn=disabled version=4.0.1 OzLabs 8", "X-Spam-Checker-Version": "SpamAssassin 4.0.1 (2024-03-25) on lists.ozlabs.org" }, "content": "Driver core expects devices to be dynamically allocated and will, for\nexample, complain loudly if a device that lacks a release function\nis ever freed.\n\nUse root_device_register() to allocate and register the root device\ninstead of open coding using a static device.\n\nSigned-off-by: Johan Hovold <johan@kernel.org>\n---\n arch/powerpc/platforms/ps3/system-bus.c | 10 ++++------\n 1 file changed, 4 insertions(+), 6 deletions(-)", "diff": "diff --git a/arch/powerpc/platforms/ps3/system-bus.c b/arch/powerpc/platforms/ps3/system-bus.c\nindex 0537a678a32f..4ead6ccea259 100644\n--- a/arch/powerpc/platforms/ps3/system-bus.c\n+++ b/arch/powerpc/platforms/ps3/system-bus.c\n@@ -20,9 +20,7 @@\n \n #include \"platform.h\"\n \n-static struct device ps3_system_bus = {\n-\t.init_name = \"ps3_system\",\n-};\n+static struct device *ps3_system_bus;\n \n /* FIXME: need device usage counters! */\n static struct {\n@@ -486,8 +484,8 @@ static int __init ps3_system_bus_init(void)\n \n \tmutex_init(&usage_hack.mutex);\n \n-\tresult = device_register(&ps3_system_bus);\n-\tBUG_ON(result);\n+\tps3_system_bus = root_device_register(\"ps3_system\");\n+\tBUG_ON(IS_ERR(ps3_system_bus));\n \n \tresult = bus_register(&ps3_system_bus_type);\n \tBUG_ON(result);\n@@ -744,7 +742,7 @@ int ps3_system_bus_device_register(struct ps3_system_bus_device *dev)\n \tstatic unsigned int dev_lpm_count;\n \n \tif (!dev->core.parent)\n-\t\tdev->core.parent = &ps3_system_bus;\n+\t\tdev->core.parent = ps3_system_bus;\n \tdev->core.bus = &ps3_system_bus_type;\n \tdev->core.release = ps3_system_bus_release_device;\n \n", "prefixes": [ "v2", "1/3" ] }