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Wysocki" , Robin Murphy Cc: linux-acpi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Hanjun Guo Subject: Re: [PATCH] ACPI: bus: Move acpi_arm_init() to the place of after acpi_ghes_init() In-Reply-To: <20231010082123.4167603-1-guohanjun@huawei.com> References: <20231010082123.4167603-1-guohanjun@huawei.com> Date: Tue, 10 Oct 2023 11:11:01 -0700 Message-ID: <864jiyqrey.fsf@scott-ph-mail.amperecomputing.com> X-ClientProxiedBy: CH3P221CA0027.NAMP221.PROD.OUTLOOK.COM (2603:10b6:610:1e7::28) To MWHPR0101MB2893.prod.exchangelabs.com (2603:10b6:301:33::25) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: MWHPR0101MB2893:EE_|MW4PR01MB6161:EE_ X-MS-Office365-Filtering-Correlation-Id: 067a7155-0d73-4ee4-efa9-08dbc9bc44ff X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:MWHPR0101MB2893.prod.exchangelabs.com;PTR:;CAT:NONE;SFS:(13230031)(136003)(366004)(396003)(346002)(376002)(39850400004)(230922051799003)(64100799003)(1800799009)(186009)(451199024)(6486002)(52116002)(6512007)(8936002)(8676002)(38350700002)(26005)(9686003)(6506007)(6666004)(4326008)(38100700002)(478600001)(83380400001)(316002)(86362001)(5660300002)(2906002)(41300700001)(110136005)(66476007)(66946007)(66556008);DIR:OUT;SFP:1102; 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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hanjun Guo writes: > acpi_agdi_init() in acpi_arm_init() will register a SDEI event, so > it needs the SDEI subsystem to be initialized (which is done in > acpi_ghes_init()) before the AGDI driver probing. > > In commit fcea0ccf4fd7 ("ACPI: bus: Consolidate all arm specific > initialisation into acpi_arm_init()"), the acpi_agdi_init() was > called before acpi_ghes_init() and it causes following failure: > > | [ 0.515864] sdei: Failed to create event 1073741825: -5 > | [ 0.515866] agdi agdi.0: Failed to register for SDEI event 1073741825 > | [ 0.515867] agdi: probe of agdi.0 failed with error -5 > | ... > | [ 0.516022] sdei: SDEIv1.0 (0x0) detected in firmware. > > Fix it by moving acpi_arm_init() to the place of after > acpi_ghes_init(). > > Fixes: fcea0ccf4fd7 ("ACPI: bus: Consolidate all arm specific initialisation into acpi_arm_init()") > Reported-by: D Scott Phillips > Signed-off-by: Hanjun Guo Tested-by: D Scott Phillips Thanks Hanjun and Sudeep _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel