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Received: from DM6PR21MB1370.namprd21.prod.outlook.com (2603:10b6:5:16b::28) by SA3PR21MB3866.namprd21.prod.outlook.com (2603:10b6:806:2fb::7) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6433.6; Tue, 23 May 2023 17:15:00 +0000 Received: from DM6PR21MB1370.namprd21.prod.outlook.com ([fe80::b7e9:4da1:3c23:35f]) by DM6PR21MB1370.namprd21.prod.outlook.com ([fe80::b7e9:4da1:3c23:35f%6]) with mapi id 15.20.6433.013; Tue, 23 May 2023 17:15:00 +0000 From: Michael Kelley To: kys@microsoft.com, haiyangz@microsoft.com, wei.liu@kernel.org, decui@microsoft.com, catalin.marinas@arm.com, will@kernel.org, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, hpa@zytor.com, linux-kernel@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-arm-kernel@lists.infradead.org, x86@kernel.org Cc: mikelley@microsoft.com Subject: [PATCH v2 2/2] arm64/hyperv: Use CPUHP_AP_HYPERV_ONLINE state to fix CPU online sequencing Date: Tue, 23 May 2023 10:14:22 -0700 Message-Id: <1684862062-51576-2-git-send-email-mikelley@microsoft.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1684862062-51576-1-git-send-email-mikelley@microsoft.com> References: <1684862062-51576-1-git-send-email-mikelley@microsoft.com> X-ClientProxiedBy: CYXPR03CA0065.namprd03.prod.outlook.com (2603:10b6:930:d1::7) To DM6PR21MB1370.namprd21.prod.outlook.com (2603:10b6:5:16b::28) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DM6PR21MB1370:EE_|SA3PR21MB3866:EE_ X-MS-Office365-Filtering-Correlation-Id: 60c2af2a-798e-43d3-5358-08db5bb13dba X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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Use this new state for Hyper-V initialization so that hyperv_pcpu_input_arg is allocated early enough. Signed-off-by: Michael Kelley Reviewed-by: Dexuan Cui --- Changes in v2: * Fixed typo in commit message [Dexuan Cui] arch/arm64/hyperv/mshyperv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/hyperv/mshyperv.c b/arch/arm64/hyperv/mshyperv.c index a406454..f1b8a04 100644 --- a/arch/arm64/hyperv/mshyperv.c +++ b/arch/arm64/hyperv/mshyperv.c @@ -67,7 +67,7 @@ static int __init hyperv_init(void) if (ret) return ret; - ret = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, "arm64/hyperv_init:online", + ret = cpuhp_setup_state(CPUHP_AP_HYPERV_ONLINE, "arm64/hyperv_init:online", hv_common_cpu_init, hv_common_cpu_die); if (ret < 0) { hv_common_free();