From patchwork Mon Dec 5 23:32:31 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kim Phillips X-Patchwork-Id: 30024 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:adf:f944:0:0:0:0:0 with SMTP id q4csp2529934wrr; Mon, 5 Dec 2022 15:36:14 -0800 (PST) X-Google-Smtp-Source: AA0mqf7iKOnT6qCVYyTPOeK9eI7i/jHF6YcHhSsXLrBpNOteOB1MZFYLXVjvGH9NuaO31IaL5B7L X-Received: by 2002:a17:903:22c4:b0:171:5092:4d12 with SMTP id y4-20020a17090322c400b0017150924d12mr68731442plg.107.1670283374655; Mon, 05 Dec 2022 15:36:14 -0800 (PST) ARC-Seal: i=2; a=rsa-sha256; t=1670283374; cv=pass; d=google.com; s=arc-20160816; b=ccvvBGcaCm/8sePpps48ba1/Kh1bIqatH3W5A3qXL9qOdXaVqF0pfHKo5LnZAwVPhT QDMZgP32Er4IcxLsS8mPeU5syKPKf2AqZElaArYhlyOWBQaWKh6jNqohNRgskzHdhZ0P fOxQ6BiJRXGlSeUHsm6Wj3PWrqm1MM1UV5ayipqqTR4F//4Ua7pOvCi3JW+vgbRzMCiC qN+r0d7eZcpalqBj2OSwoC7guEUPAWGxWdSOmqrkhQ2/7aoBaibqHivgg8HoR2gAiTrO WXq+Fl0EYntjIh9xRSzg+g1sS2+tv/QS/H+Aqmlvvwarm1fk0tx3NMeBGbKdniRCwb00 6hcQ== 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 :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=D/PsyeRWEKYEJPwiKh3YYzfXYqYgLnYeN7PeRh5njPs=; b=tECNH07YUtdRNGnvAQJ0cranMYxMVLP6m/SpVoDHgh3hlFXUVPdUSSVTj4z1sthhxj Zu1EdBXwfGZLmQ0G93VHRxWLmAalyWDtjjwNtbFb0ZrqpJ326cBQhA5/i+Vwfly4z2Cu UQVlq6NgfUwgUShwqDi22Ks5jRT1Lpa9LK2lkausZpjlRqACw8c5cPJXnRH7ApKaIv9o WqMIlu5ORnjhZTO1VFY6/ASYn4XE7BBboO/bbWBy3K/oqxfhOV5U3e1asMbtoJGW0bm6 KzFza7HQxt9VXjw1Rc9J5d+KeALE3NN81fp8Yxq1rdxku2Dioggb+czDhSue4Z1Y+Drn 9p8g== ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@amd.com header.s=selector1 header.b=NYbBPINU; 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::1:20 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 (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id q14-20020a170902dace00b001893e9d712dsi16868949plx.557.2022.12.05.15.36.01; Mon, 05 Dec 2022 15:36:14 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@amd.com header.s=selector1 header.b=NYbBPINU; 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::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=amd.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232798AbiLEXds (ORCPT + 99 others); Mon, 5 Dec 2022 18:33:48 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50662 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231149AbiLEXd3 (ORCPT ); Mon, 5 Dec 2022 18:33:29 -0500 Received: from NAM12-MW2-obe.outbound.protection.outlook.com (mail-mw2nam12on2062.outbound.protection.outlook.com [40.107.244.62]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B73E06548; Mon, 5 Dec 2022 15:33:28 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=FDxxQULwNYLPGXiJzKhQ4fcTLOmicpwgdT51Zf04tm8RoxnC2oj7ZhpirOn0u2E5hrTrNsxaaDTAREP80BrDFSdrU478KQe71nTc+WdhB0EzkKxXplHHyAddwpHvBel1VPIW6sSaej4BDxHbtc+2LgL4aW4f6Kj61XS7D0kbDPqdUUiHw+8r3jFDIkegvtJ20a3eT5539aBGexwjKBJCJOCvp26xJaJrWZNnjdjwyOPsmLHg8GqWKP4xmsSytIcLvLT+MbELYB6+y8gHfDmXilFWO62knhdjMx+28dCTQyLy0dm6rF9YzU1I+7GDnHvlO/Uz4sqEroOicXt/z5+oGg== 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=D/PsyeRWEKYEJPwiKh3YYzfXYqYgLnYeN7PeRh5njPs=; b=MiHSPb+BZyzY2BYy0c+q1NM5aRvCYtfFZmvkWCP1kWbG4+glP/Dx7tEywfshynnNlGqNeivADHmMoZd6vz/CceAeMF9WQbfN41ZP0khdDltoGqvPmVwDe7f6IQ1gka0W/aWAiRhotuA8ORF+V4lZ3sTYFSd0tZVd03LswIIXl+AvhpgKPshHAVXiS0Uv9zOau2zGs3iVr0Txs9Q5/r1Ot/PVN07oakylpJu1QQPTFFeo6KGyllAdA6UYwxhW8P00Mhz5aAQSnl59XCUa6FGY7J8FzrEXL3OnU9nUfXcTjv/EcTR0rntwil5JCQPXLyySfkp3fHa0WzSrWqc0Y5o9eQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 165.204.84.17) smtp.rcpttodomain=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=D/PsyeRWEKYEJPwiKh3YYzfXYqYgLnYeN7PeRh5njPs=; b=NYbBPINUmTysOSsQ1SPMeeotiWVt95snEwNKNQvei/gt/Zz61NxthjXzqJGzbQATTmkBDXRVMlN+OVV6jqhqMUTmvDGALt5vHtblJQ2SpL9b4ZJKzOMTV8mkKgkhtJdTvsy8ycPSJBA2DyVVUAY5vpyYUNWtA4RzWP3J9V5WgTY= Received: from DS7PR03CA0307.namprd03.prod.outlook.com (2603:10b6:8:2b::13) by SJ0PR12MB8113.namprd12.prod.outlook.com (2603:10b6:a03:4e0::20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5880.11; Mon, 5 Dec 2022 23:33:26 +0000 Received: from DS1PEPF0000E643.namprd02.prod.outlook.com (2603:10b6:8:2b:cafe::12) by DS7PR03CA0307.outlook.office365.com (2603:10b6:8:2b::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5880.14 via Frontend Transport; Mon, 5 Dec 2022 23:33:25 +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 DS1PEPF0000E643.mail.protection.outlook.com (10.167.17.197) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.5880.8 via Frontend Transport; Mon, 5 Dec 2022 23:33:25 +0000 Received: from fritz.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 15.1.2375.34; Mon, 5 Dec 2022 17:33:24 -0600 From: Kim Phillips To: CC: Kim Phillips , Babu Moger , Borislav Petkov , Borislav Petkov , Boris Ostrovsky , Dave Hansen , "H. Peter Anvin" , Ingo Molnar , Joao Martins , Jonathan Corbet , "Konrad Rzeszutek Wilk" , Paolo Bonzini , Sean Christopherson , Thomas Gleixner , David Woodhouse , Greg Kroah-Hartman , Juergen Gross , Peter Zijlstra , Tony Luck , Tom Lendacky , Alexey Kardashevskiy , , , Subject: [PATCH v5 3/7] x86/cpu: Make X86_FEATURE_LFENCE_RDTSC a scattered feature bit Date: Mon, 5 Dec 2022 17:32:31 -0600 Message-ID: <20221205233235.622491-4-kim.phillips@amd.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20221205233235.622491-1-kim.phillips@amd.com> References: <20221205233235.622491-1-kim.phillips@amd.com> MIME-Version: 1.0 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: DS1PEPF0000E643:EE_|SJ0PR12MB8113:EE_ X-MS-Office365-Filtering-Correlation-Id: 3efab710-16c3-4f79-6cb8-08dad7191b46 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:(13230022)(4636009)(396003)(39860400002)(376002)(346002)(136003)(451199015)(40470700004)(46966006)(36840700001)(36756003)(86362001)(4326008)(82740400003)(70586007)(2906002)(8936002)(70206006)(81166007)(478600001)(44832011)(8676002)(7416002)(356005)(36860700001)(40460700003)(336012)(2616005)(316002)(6916009)(41300700001)(186003)(426003)(1076003)(54906003)(16526019)(47076005)(40480700001)(82310400005)(5660300002)(6666004)(26005)(7696005)(36900700001);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 05 Dec 2022 23:33:25.7319 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 3efab710-16c3-4f79-6cb8-08dad7191b46 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: DS1PEPF0000E643.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ0PR12MB8113 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1751419060208095982?= X-GMAIL-MSGID: =?utf-8?q?1751419060208095982?= It's a part of the CPUID 0x80000021 leaf, and will be grouped with other feature bits to being propagated via kvm_set_cpu_caps() instead of open-coding them in __do_cpuid_func(). Unlike the other CPUID 0x80000021 EAX feature bits, X86_FEATURE_LFENCE_RDTSC already had an entry in cpufeatures.h. Signed-off-by: Kim Phillips --- arch/x86/kernel/cpu/scattered.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/kernel/cpu/scattered.c b/arch/x86/kernel/cpu/scattered.c index d0734cc19d37..caa03466cd9e 100644 --- a/arch/x86/kernel/cpu/scattered.c +++ b/arch/x86/kernel/cpu/scattered.c @@ -46,6 +46,7 @@ static const struct cpuid_bit cpuid_bits[] = { { X86_FEATURE_PROC_FEEDBACK, CPUID_EDX, 11, 0x80000007, 0 }, { X86_FEATURE_MBA, CPUID_EBX, 6, 0x80000008, 0 }, { X86_FEATURE_NO_NESTED_DATA_BP,CPUID_EAX, 0, 0x80000021, 0 }, + { X86_FEATURE_LFENCE_RDTSC, CPUID_EAX, 2, 0x80000021, 0 }, { X86_FEATURE_NULL_SEL_CLR_BASE,CPUID_EAX, 6, 0x80000021, 0 }, { X86_FEATURE_PERFMON_V2, CPUID_EAX, 0, 0x80000022, 0 }, { X86_FEATURE_AMD_LBR_V2, CPUID_EAX, 1, 0x80000022, 0 },