Received: by 2002:ac8:760c:0:b0:40f:fb00:664b with SMTP id t12csp920395qtq; Thu, 14 Sep 2023 22:27:26 -0700 (PDT) X-Google-Smtp-Source: AGHT+IHKCEE18UxKjuFNhWTyvoLaaOpkn8U7zP0BbN088jpCkJmc+VcFGfYaHYjQy8DQqRTzsqZH X-Received: by 2002:a17:902:ea0b:b0:1c3:9928:7b28 with SMTP id s11-20020a170902ea0b00b001c399287b28mr5402099plg.6.1694755646015; Thu, 14 Sep 2023 22:27:26 -0700 (PDT) ARC-Seal: i=2; a=rsa-sha256; t=1694755645; cv=pass; d=google.com; s=arc-20160816; b=diHf6NBuvoJ4KlWnnEwDLbi6oiAH5geDxc0d9kMMzx3y+qYKUk3VhOZZUiXk9D8hWP vHYTaBPS+4vilpSSI2hJziqOfzV5VsNVAXKdUl66Rw7idZjaeewnurAYglvE41pywTXG 0QW1c6kH/6km2WZ8cJtVWTyYdGLrtj1+5VNz2pDreyUIGtov7SB8QTWhSYNta7Z/uI9l 89hD2pG7rowdV+1+p0VTH+Tvx+ny8zvoS/PkBbvwzI1tA2DWzxtlp2IMjV2I5ks7y3ZO GcidLaRelz77HMOyCQXkpEP1IAqW+7bJYEVr+4b/ZtcfIyb60qtv2GXIu36bpuBmTitO rpxg== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from:dkim-signature; bh=1WewHaQJRZuO/F2VVQBDDPJX3nc034Sd53GsFKl1Wvk=; fh=nraIGUByMO9TeTqtnjpfkxT3+9PIiP6QcjmYSUCVuSc=; b=aevRv5dBRkMCh7454sDLLFm+kSEH8W4erICNQUHHwnkcb12e4vpRFeZapoAvecWYmI H/6AHHEHGz7GovHh5PlE4ydWiBuw2lDzpnM1JRkc2TmPOqoit/hJOM8PQqxG+9pFLzez AYmh5KeSiTQ1AMag4Lo8ciIa+z7ogKus0CjVfx0YdYz2OPDfQ9AOHD4UUsgrxNTmAtpu 8try5h0XxPfpZ0vNCaRqDc57ySru3CSzLaCauWRJAc7gC7vJZMBGcuJ8sC35ERK0R8JK ASIZ8GYG2sY7XYy34wY/YA+BI3IX+BM/nNtbHHSKreJCUuqLfSJfdBNdlbzUonhz1QQD dJag== ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@amd.com header.s=selector1 header.b=3hjZQJUN; arc=pass (i=1 spf=pass spfdomain=amd.com dmarc=pass fromdomain=amd.com); spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:4 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=amd.com Return-Path: Received: from howler.vger.email (howler.vger.email. [2620:137:e000::3:4]) by mx.google.com with ESMTPS id 13-20020a170902ee4d00b001b9d5f07068si2654610plo.585.2023.09.14.22.27.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 14 Sep 2023 22:27:25 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:4 as permitted sender) client-ip=2620:137:e000::3:4; Authentication-Results: mx.google.com; dkim=pass header.i=@amd.com header.s=selector1 header.b=3hjZQJUN; arc=pass (i=1 spf=pass spfdomain=amd.com dmarc=pass fromdomain=amd.com); spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:4 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=amd.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by howler.vger.email (Postfix) with ESMTP id D437184CA7CD; Thu, 14 Sep 2023 12:51:15 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at howler.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235184AbjINTvO (ORCPT + 99 others); Thu, 14 Sep 2023 15:51:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47832 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229980AbjINTvN (ORCPT ); Thu, 14 Sep 2023 15:51:13 -0400 Received: from NAM10-BN7-obe.outbound.protection.outlook.com (mail-bn7nam10on2044.outbound.protection.outlook.com [40.107.92.44]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D8B4D26B9; Thu, 14 Sep 2023 12:51:08 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=UMNSlqGePFkovyEPROHLEWtdK1m68KRZtbNw0UmgMLsahmYmQSOtjMa8xuxj+N8Bm5oYMi83/ZeYh9ZN0xM2f2kb9vKvBtPRggD9SEd3FSZuX59vwqimoyjEl9qHVKh89U7CybovnVaRMU9osT8DrV0N+vprLxUDhTXaDa7VQTNL8cuypbYoKX9LaU2Fua8cNESoDYiUsOfH3Fs8LUSJXwrj+hb4uMOcPA1MQVXXCPWWKDFWcEpxIKu8c0t20b6N614RpkCoLYpsYTbKqYxRe9hz6HqA0cN6uN+h9KM5JfojD/fn6h96opkNCdVZylbLf78URs+96XvVNszA4FEMMg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; 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=1WewHaQJRZuO/F2VVQBDDPJX3nc034Sd53GsFKl1Wvk=; b=mQ2NYYgXlMy+4GQHJVkGCd8hZSahPc4Sj3OHju05/Yr3hC6jCjY5XjDYAQvbDQJ/IojGcJU5Dt2PRwyBfEM5fe/7zVsAJHWvdf71nLQ2vK60noW2BK5cToKgxkjWWDEy6e4EWUJ8DTLm5naHrofvIo10miYPjVUIOdln0qx3vMBPQRbG7mCweYJRIE723/15s/jXrMuYAdZBfmFM2+YXGKml72rxqi6pgroTMT7ObmgAfLpeaiwCIxsEJTjWPA1ctQXzm0pGL5UiG3UbGbmu639GT5ayv7BCgUlxL5Zi5A/RltCAmQzwbCrUA4NFMNE7vZ2JP+dBWTTGWwgvRVO4pA== 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 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=1WewHaQJRZuO/F2VVQBDDPJX3nc034Sd53GsFKl1Wvk=; b=3hjZQJUNkjhetVdGUSQQQolM4skAmSdhtXOge1Zsji9Kt7ZY9bjCqRcObBtUAiIm814RFkHLMxrU90Cz71zwD1WRMrKDt0E1nS5mIfkqTu81s++D2JnW9ghUFg28/Fz3+LoZmU9DupBjuMJTgvoIMJKLv+dOTpMssbgJ2wi7oUI= Received: from CY5P221CA0057.NAMP221.PROD.OUTLOOK.COM (2603:10b6:930:4::18) by BN9PR12MB5338.namprd12.prod.outlook.com (2603:10b6:408:103::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6792.20; Thu, 14 Sep 2023 19:51:06 +0000 Received: from CY4PEPF0000EE3D.namprd03.prod.outlook.com (2603:10b6:930:4:cafe::9a) by CY5P221CA0057.outlook.office365.com (2603:10b6:930:4::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6792.21 via Frontend Transport; Thu, 14 Sep 2023 19:51:06 +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 CY4PEPF0000EE3D.mail.protection.outlook.com (10.167.242.17) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.6792.20 via Frontend Transport; Thu, 14 Sep 2023 19:51:06 +0000 Received: from tlendack-t1.amdoffice.net (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 15.1.2507.27; Thu, 14 Sep 2023 14:51:05 -0500 From: Tom Lendacky To: , , CC: Paolo Bonzini , Sean Christopherson , Borislav Petkov , Dave Hansen , Ingo Molnar , "Thomas Gleixner" , Babu Moger Subject: [PATCH 0/2] SEV-ES TSC_AUX virtualization fix and optimization Date: Thu, 14 Sep 2023 14:50:43 -0500 Message-ID: X-Mailer: git-send-email 2.41.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.180.168.240] 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: CY4PEPF0000EE3D:EE_|BN9PR12MB5338:EE_ X-MS-Office365-Filtering-Correlation-Id: e1b5c6f8-5995-4817-290d-08dbb55bef3b 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:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB04.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230031)(4636009)(39860400002)(376002)(136003)(396003)(346002)(451199024)(186009)(82310400011)(1800799009)(40470700004)(46966006)(36840700001)(41300700001)(4326008)(8676002)(8936002)(110136005)(70586007)(5660300002)(316002)(70206006)(54906003)(4744005)(40460700003)(356005)(81166007)(47076005)(83380400001)(36860700001)(40480700001)(86362001)(26005)(2616005)(966005)(426003)(16526019)(336012)(2906002)(36756003)(478600001)(6666004)(82740400003)(36900700001);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 14 Sep 2023 19:51:06.2402 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: e1b5c6f8-5995-4817-290d-08dbb55bef3b 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: CY4PEPF0000EE3D.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN9PR12MB5338 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (howler.vger.email [0.0.0.0]); Thu, 14 Sep 2023 12:51:16 -0700 (PDT) This patch series provides a fix to the TSC_AUX virtualization support and an optimization to reduce the number of WRMSRs to TSC_AUX when it is virtualized. --- Patches based on https://git.kernel.org/pub/scm/virt/kvm/kvm.git master and commit: 7c7cce2cf7ee ("Merge tag 'kvmarm-fixes-6.6-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD") Tom Lendacky (2): KVM: SVM: Fix TSC_AUX virtualization setup KVM: SVM: Do not use user return MSR support for virtualized TSC_AUX arch/x86/kvm/svm/sev.c | 41 ++++++++++++++++++++++++++++++++--------- arch/x86/kvm/svm/svm.c | 29 +++++++++++++++++++---------- arch/x86/kvm/svm/svm.h | 5 ++++- 3 files changed, 55 insertions(+), 20 deletions(-) -- 2.41.0