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Tsirkin" Subject: [PATCH v4 2/6] sev/i386: Require in-kernel irqchip support for SEV-ES guests Date: Fri, 25 Sep 2020 14:03:36 -0500 Message-Id: X-Mailer: git-send-email 2.28.0 In-Reply-To: References: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: DM5PR21CA0018.namprd21.prod.outlook.com (2603:10b6:3:ac::28) To DM5PR12MB1355.namprd12.prod.outlook.com (2603:10b6:3:6e::7) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from tlendack-t1.amd.com (165.204.77.1) by DM5PR21CA0018.namprd21.prod.outlook.com (2603:10b6:3:ac::28) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3433.2 via Frontend Transport; Fri, 25 Sep 2020 19:04:32 +0000 X-Mailer: git-send-email 2.28.0 X-Originating-IP: [165.204.77.1] X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: c872ae2c-f363-4e9f-de0a-08d86185d647 X-MS-TrafficTypeDiagnostic: DM6PR12MB4297: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:989; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: tiu41ZjytNDZSLY0d3AdTPQIJqY2YEmAGOx3Zbvg4Emj2vtSu2Dcb2HiF9etsLMjCTKzQENJBymoms4Cl44ncGdJCLEHZqB3KkKeLEgO+BwqZMJ6XAZw1kvFk96cdlTsw3ilNa3qpoKm0UHMYUFfcZLbX8drVVy/jgdKl6IZAPfO6hWnON+hIsNOpSn9RUxpCKNPeVe94uZjvdVHWufVbEtPOnB34ZYISgZrutws3hf6YTz4fVI2DA8bubuX+lJ4avie5AitMaiuAuFJtdmtA3EJJayefLsT6c6cV80dm/obErLF8vO+4u3GvyhQMKRQYCsHT0i01IIiFfuowWgnctEcvp/ak/RmQDfVQCG6ZR3wjwXvLopnit2+Ojn6hL1f X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DM5PR12MB1355.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(4636009)(366004)(346002)(136003)(396003)(376002)(39860400002)(26005)(4744005)(7416002)(956004)(186003)(16526019)(54906003)(2616005)(6486002)(66556008)(66946007)(36756003)(8936002)(66476007)(86362001)(316002)(478600001)(7696005)(52116002)(2906002)(5660300002)(4326008)(8676002);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData: 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 X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-Network-Message-Id: c872ae2c-f363-4e9f-de0a-08d86185d647 X-MS-Exchange-CrossTenant-AuthSource: DM5PR12MB1355.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 Sep 2020 19:04:32.8722 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: eLPObFx/O6q9y+htSPc2ukSXxCkSMdSZRNsA2Cf4kTS+rlDSZ8VO+ApsfEDbwKse6XYsRhyZKB4DdkTEFCjOFg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR12MB4297 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org From: Tom Lendacky In prep for AP booting, require the use of in-kernel irqchip support. This lessens the Qemu support burden required to boot APs. Signed-off-by: Tom Lendacky --- target/i386/sev.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/target/i386/sev.c b/target/i386/sev.c index af6b88691f..0d4bd3cd75 100644 --- a/target/i386/sev.c +++ b/target/i386/sev.c @@ -774,6 +774,12 @@ sev_guest_init(const char *id) sev->api_minor = status.api_minor; if (sev_es_enabled()) { + if (!kvm_kernel_irqchip_allowed()) { + error_report("%s: SEV-ES guests require in-kernel irqchip support", + __func__); + goto err; + } + if (!(status.flags & SEV_STATUS_FLAGS_CONFIG_ES)) { error_report("%s: guest policy requires SEV-ES, but " "host SEV-ES support unavailable", -- 2.28.0