From nobody Sat Oct 11 12:10:20 2025 Received: from NAM11-BN8-obe.outbound.protection.outlook.com (mail-bn8nam11on2073.outbound.protection.outlook.com [40.107.236.73]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E0920244697; Tue, 10 Jun 2025 18:05:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.236.73 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749578710; cv=fail; b=uTDJRKfy+/qMw55s21kkfXFc836nnlwrERGK+lW/nrPJdVnmEq6XRMEXPCWL4lojtljP7J2FO5ZWysah97L5mEB3ac9otTGfAnBDbGy780hYTpM1WLG3TzqZIDxG8LCAU9bD9o6mGB8AX7cojRbbRwbJPg+zONSIrx58oPFz8QY= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749578710; c=relaxed/simple; bh=pdIpMIO4v9gmMI/tdO6eKY20ebIogeMadPf/Jytdee8=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=qKrbQ4XrkuU8WZ5sf/tjK8a1aYFiq9LIAE21d2iy6wBL1gZ2rbTTTVI3UzagVBjYJbUmiwKlbgd7/OF70pPRe4EWo9BS/rrVBikPBV7TIEO+qH9GzN9xPcx8wNgHViyyaI+gOBFz8WY2fwHOhEd8+wLpn9S44HsMGYenUYXuESI= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amd.com; spf=fail smtp.mailfrom=amd.com; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b=VDt7pOek; arc=fail smtp.client-ip=40.107.236.73 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amd.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=amd.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b="VDt7pOek" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=TgyFcJBksafrf70v9NZfziGrWdpKiD0zHPujkfqNcT92kj6vos+MjpbD/XQmXV+rCxUt3uzsffxgNGKy86nWWxUDTP0Gf/FIq240lnyqh9A1ELTQgaUPSTqtpIC3MJCScJuBq+rwPyQWUMVZubskOz5RanOyvc6kxvUuJEANbvwp8QEaq5DG8LRg9pRq0rDpR7LOFWnWZSyw4mvCvNwEDsTNUjZ4ODhPo+YUuxVJ6AeKJ8AmzcLHVx4KOCBFqEbrJYWXotGZGonvlJqcVtZzgxt1uXMNp7cB0JB+y37FzPY8uXaez5+DR9lMNADWnLtkxKKwVYkSMUjKM+4nH/56Ew== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=FQ9xJ+v3tWxgzcqDp78K41TEX7u/AZ70knMwXU68Y6k=; b=PF8Cz1EH1H8A5N+vVVDsjB3eBFALK4LTnpMsfLnKA6BaMzXl8fU6wajhbmfqgasj/npBKvcUPtP/wuUhNwDz8C3a6XP3oxl8uRpaSYAsErUHUzFqAfRto+1Blu0pA7XjSMvsSFEQRgIPVEpPtqe1zNiRkRoQ60bMA1gQVKL0nh1IoR65YoILvk1r20x8UMWgUikG5kWIAIbcJ7fcGi+fuME965x1qWywIo/qFyKtvrOALWC1XW/PoNdKgi7dQuwhj3moRm3HL5U826bYYecK30sUkZGGxMB41Ael+/WwbaEQfgIqDAh2U7fkDBZXN7LWnXpKpIDs2I7e8aCRfTYhgw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 165.204.84.17) smtp.rcpttodomain=vger.kernel.org smtp.mailfrom=amd.com; dmarc=pass (p=quarantine sp=quarantine pct=100) action=none header.from=amd.com; dkim=none (message not signed); arc=none (0) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amd.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=FQ9xJ+v3tWxgzcqDp78K41TEX7u/AZ70knMwXU68Y6k=; b=VDt7pOekjMA5EqUTsxkDXhb/GrEwXDwoTJPtJJMc4bfN5kvLydjvIHRP4ThsP0L97heW5oJHJotU0HeKU1GVb2Eyy0TP29owFOzWm8f4JpBONtT1VvPXL/0goYbiAUIYxFUCKRyXSuE0R/bkF6c4sQX1HQ4QXMupdX7QY/5r4JY= Received: from BN0PR04CA0206.namprd04.prod.outlook.com (2603:10b6:408:e9::31) by IA0PR12MB8253.namprd12.prod.outlook.com (2603:10b6:208:402::5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8792.39; Tue, 10 Jun 2025 18:05:06 +0000 Received: from BL02EPF00029929.namprd02.prod.outlook.com (2603:10b6:408:e9:cafe::5b) by BN0PR04CA0206.outlook.office365.com (2603:10b6:408:e9::31) with Microsoft SMTP Server (version=TLS1_3, cipher=TLS_AES_256_GCM_SHA384) id 15.20.8769.29 via Frontend Transport; Tue, 10 Jun 2025 18:05:06 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 165.204.84.17) smtp.mailfrom=amd.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=amd.com; Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB04.amd.com; pr=C Received: from SATLEXMB04.amd.com (165.204.84.17) by BL02EPF00029929.mail.protection.outlook.com (10.167.249.54) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.8835.15 via Frontend Transport; Tue, 10 Jun 2025 18:05:06 +0000 Received: from BLR-L-NUPADHYA.amd.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Tue, 10 Jun 2025 13:04:58 -0500 From: Neeraj Upadhyay To: CC: , , , , , , , , , , , , , , , , , , , , Subject: [RFC PATCH v7 28/37] x86/sev: Initialize VGIF for secondary VCPUs for Secure AVIC Date: Tue, 10 Jun 2025 23:24:15 +0530 Message-ID: <20250610175424.209796-29-Neeraj.Upadhyay@amd.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250610175424.209796-1-Neeraj.Upadhyay@amd.com> References: <20250610175424.209796-1-Neeraj.Upadhyay@amd.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: SATLEXMB03.amd.com (10.181.40.144) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL02EPF00029929:EE_|IA0PR12MB8253:EE_ X-MS-Office365-Filtering-Correlation-Id: 15419faf-ff4b-4dd1-8f84-08dda849548f X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|7416014|376014|1800799024|36860700013|82310400026; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?11EdpmKNKW5pP+in6vF5My44TGJfMjKRn5OJK+UPg01AritT2MnmNkB8Kx51?= =?us-ascii?Q?z2Jbf/X619V8jTCooqFzqtk5s726RiR5WRDgp1HeL6R7lzQld+T9w87VM2qi?= =?us-ascii?Q?zOMfaxsPDfuUL/CdepLw7nGNUYwQDiGVQIYAD8MYVUTaHj1P7Mn6pcvl7MaU?= =?us-ascii?Q?X/Xgbumk1u31RKmnFZydLZ0qawHRuJBPLbhG7Dt7hi1TaTLKwl4+ELjC/aro?= =?us-ascii?Q?BLtIgfd3udzmVP5Ox0rblXsJb8yus6F1yqtZLKVRV+Re3cHIS4ER7UR0pjVA?= =?us-ascii?Q?W3mDN4fa3wqVc4sBOulizH/pitKeD1A8tJp2SZiFfJmGKUGJzt/LszovyE1K?= =?us-ascii?Q?dTNi5SVIgOsL+Oi36Mew4pfSCa0yOc85pNSujYwWpc0WtgGha63nGlf5pIaV?= =?us-ascii?Q?kDk7yTvPbxz4aoBHFmBLkcAiMH9JQNJ2WesHqQ9TK4J7lBPPnu26PptGYsKO?= =?us-ascii?Q?OlJCUu+CuviWgcqH1ZleuOnqUJwwFRKOyUqfAyxAU/J9tESdXkABVTdRoWh6?= =?us-ascii?Q?VqQ0HFtI2CoFHb7G3c9sNcQ/mnMCr0LxrluiVYpBE77NWA98K50bPSaiRpgK?= =?us-ascii?Q?/RJ34Rn+6ljHT892cu6FwLxsFUW56J+d6xBgXm1H7YH780KT3quFkNfq099r?= =?us-ascii?Q?mf7zH2S9I/VSWpdWzn4F25pKHJ4CP6wnrsGafCfkXdaN5J7x/mKsg2i4qJ2C?= =?us-ascii?Q?Pvw9AetN/SNZ0nvc23vx8Q5Ku/fMHeT24H2KVx1Ndg87jXKrWcdaHfBGyIsK?= =?us-ascii?Q?Zp52NcUoHo60ocS1+6HI2FIyy6MDj/iE3QrFjDljmuTPNb5mnMwCO3EFPojP?= =?us-ascii?Q?u4r+U39NkiwXbLBjGhnHjNxrZfljwW4x9X8gIv0V05uxCVrTVWANeXX+jr51?= =?us-ascii?Q?wo2sEts13uw87IXWuCLE0D8CIXwERFjbuxU5jH+qSikrNKYq4URyLgdXZdQy?= =?us-ascii?Q?myL3rFyN2MQ7zw3DDcjdsY+VxaB2/coz+kaCWPBau1zMPiGdNmErXO1reJ2+?= =?us-ascii?Q?iIrfJ8Hdy+0MZtyHNQgwK2x+3guFUZxB+gdrHdnCflDSvESLHSnFY0kyvIfP?= =?us-ascii?Q?QJhjIpayiHF1RHRnuHsuRoujA1lDvYjV6bKOYteiDGkOgsqOdwT7+YmCFIox?= =?us-ascii?Q?VdLS1bcs4HtMH7quDbXpl2uqKZbS3ev6Qo+RL6wFDzW5BC30TL5wdfiTCCb0?= =?us-ascii?Q?hvFGWefPKsaiBEhKiRyySjoSvQzc0++AtnewL6sNSgOtvVKzzy37Au+PGm4B?= =?us-ascii?Q?t54wZUmHFGBH2aabhxPzHRYCrzCvW6dB+STQSxtYDcX/8ZI8EIdxXemjMEn3?= =?us-ascii?Q?btigBPAUbqjQGPr9Iev35O9n7Qx5kPyFV1+SbsLJZgM2ztVYFvS8XI7n2Nfa?= =?us-ascii?Q?e8aq//fUW+8j4GRwjIpft4eMAbZd3iC+2qXpyxHvfyOYIXxvI0XZbpuwg7e8?= =?us-ascii?Q?2i5XJ9U6ImXdwx6mdvTV4zqY5ykMCanCb2a+hUjHrxtNgpZRNeFyG4d+gzgS?= =?us-ascii?Q?OefG753HldcO3KqjZjPNBZyA6/jQ6/tKFT/9?= X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB04.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(7416014)(376014)(1800799024)(36860700013)(82310400026);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Jun 2025 18:05:06.0819 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 15419faf-ff4b-4dd1-8f84-08dda849548f X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BL02EPF00029929.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA0PR12MB8253 Content-Type: text/plain; charset="utf-8" From: Kishon Vijay Abraham I Secure AVIC requires VGIF to be configured in VMSA. Configure for secondary vCPUs (the configuration for boot CPU is done by the hypervisor). Signed-off-by: Kishon Vijay Abraham I Signed-off-by: Neeraj Upadhyay --- Changes since v6: - No change. arch/x86/coco/sev/core.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/x86/coco/sev/core.c b/arch/x86/coco/sev/core.c index abe7b329869a..7ff4faf94ef3 100644 --- a/arch/x86/coco/sev/core.c +++ b/arch/x86/coco/sev/core.c @@ -951,6 +951,9 @@ static int wakeup_cpu_via_vmgexit(u32 apic_id, unsigned= long start_ip, unsigned vmsa->x87_ftw =3D AP_INIT_X87_FTW_DEFAULT; vmsa->x87_fcw =3D AP_INIT_X87_FCW_DEFAULT; =20 + if (cc_platform_has(CC_ATTR_SNP_SECURE_AVIC)) + vmsa->vintr_ctrl |=3D V_GIF_MASK; + /* SVME must be set. */ vmsa->efer =3D EFER_SVME; =20 --=20 2.34.1