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{ "id": 2227980, "url": "http://patchwork.ozlabs.org/api/covers/2227980/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/cover/20260424160259.2672722-1-johan@kernel.org/", "project": { "id": 2, "url": "http://patchwork.ozlabs.org/api/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/", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/", "list_archive_url_format": "https://lore.kernel.org/linuxppc-dev/{}/", "commit_url_format": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id={}" }, "msgid": "<20260424160259.2672722-1-johan@kernel.org>", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/20260424160259.2672722-1-johan@kernel.org/", "date": "2026-04-24T16:02:56", "name": "[v2,0/3] powerpc: switch to dynamic root devices", "submitter": { "id": 64666, "url": "http://patchwork.ozlabs.org/api/people/64666/?format=api", "name": "Johan Hovold", "email": "johan@kernel.org" }, "mbox": "http://patchwork.ozlabs.org/project/linuxppc-dev/cover/20260424160259.2672722-1-johan@kernel.org/mbox/", "series": [ { "id": 501391, "url": "http://patchwork.ozlabs.org/api/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/covers/2227980/comments/", "headers": { "Return-Path": "\n <linuxppc-dev+bounces-20086-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=sQYNy55l;\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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a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1777046636;\n\tcv=none;\n b=HzW4tSDf3EbIrWTwJza7B3B0rWIPv1DcbvZs2t4GSye3E08HLjLcKhM6m1BHVkKcPDLqCfk5jGT33/q8p5gYH7/bVLWVt7bDbs9Cn2wCCOlb21ko5/dYC1r1Se/kfcdTRszUuriNQdarunyfUA3bfo+TvOoewggYF4UgC4yYyTviU416NaPjBUecBI1635f4kuJ+qxNWoG7YO/RGpYgQPFSesW0s0OtJoU3XmelQOPTx4F7SDVs79jSXMKzndF0V4qI3LMiC5KYD7fEXpvzRT1wyLtT4Vwl/dY+gi2wpEmr3SpUo6NtpdF7HrQXDwDx9MbAXx0W+n4Qp8raSzIsYeA==", "ARC-Message-Signature": "i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707;\n\tt=1777046636; c=relaxed/relaxed;\n\tbh=ygwE4NIp6Mh+rB4JSyL9R6Clad9kO1w9zf/3FTlQF7g=;\n\th=From:To:Cc:Subject:Date:Message-ID:MIME-Version;\n b=nm4Tg4vDeQbqcTtqZNjyxZ2JgkFXYUND4nxAIRnqcOB+rxl+oEAvphLOHloQdQJIyZ/9FoqKvoBebwtcjzfNKAd5EXiejKizT9gHeDvhw67d8VBWN1Yvw6JN5TN1muOcfw6Cd+//X7DATMUZTL/X+nUWrUbHNMGwhtrKlW732QueDgOVPgn2G++cBml3QKUEKvUIoVL2Wi3W/b5pROhFrE6ewzl0BA3bGeV3FLCmABQiAdCNO/Y/LqURs/UWChjbPnUfaHbLyBwWow7HHCvr12AlUfT8Iww9/J9G0dYLdG+5/JtMq0puQKFnIQnnMeD9f8PeO0vwQXRuMXys6ji+AQ==", "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=sQYNy55l; dkim-atps=neutral;\n spf=pass (client-ip=2600:3c04:e001:324:0:1991:8:25;\n helo=tor.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=F48DLVFetU+KBmzBu5hKSjNo/XPgAf0yJreDNgMNOEk=;\n\th=From:To:Cc:Subject:Date:From;\n\tb=sQYNy55lvNJFuXFwyIMxlbs6emCkZwubiHhsINj7cIOdNV0g5ywg/7p+n5CAFR/lN\n\t rF/6V1QX7U2Wuvwt461afb8oobQlaDUhQLQDIMrII3p21qarEzvLWSrJEf76WmRNlE\n\t FguhcsV22FRhDkl3eVD+KevZjXQq4RyY3VjZFZGY58Rd/D9Jjla0KBnOrGi3GWO52S\n\t nezcYRwImXS3uOu1LGLb7XyYQ/dh57MOusr0K6ctq0hTyuVh7TMjA1z4sEGw+Uf+X4\n\t WhROd/Z7fi8Ll/2iS70l7pnLdyHud5fO2gQfWeZZnh4NQwLkCodY2vhEZZBbpHmoR8\n\t AresVS4gF1L8g==", "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 0/3] powerpc: switch to dynamic root devices", "Date": "Fri, 24 Apr 2026 18:02:56 +0200", "Message-ID": "<20260424160259.2672722-1-johan@kernel.org>", "X-Mailer": "git-send-email 2.53.0", "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": "This series replaces static root devices with dynamically allocated\nones. Included is also a related printk cleanup.\n\nJohan\n\n\nChanges in v2:\n - only set ibmebus root pointer on successful registration\n - add sanity check when registering ibmebus devices to avoid\n use-after-free if ibmebus_register_driver() is called after the bus\n failed to register (Sashiko flagged this path which I had missed)\n\n\nJohan Hovold (3):\n powerpc/ps3: switch to dynamic system bus root device\n powerpc/pseries: switch to dynamic ibmebus root device\n powerpc/pseries: clean up ibmebus printks\n\n arch/powerpc/platforms/ps3/system-bus.c | 10 ++---\n arch/powerpc/platforms/pseries/ibmebus.c | 57 ++++++++++++------------\n 2 files changed, 33 insertions(+), 34 deletions(-)" }