From patchwork Mon Nov 16 18:25:46 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Isaku Yamahata X-Patchwork-Id: 11910311 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 789ECC2D0A3 for ; Mon, 16 Nov 2020 18:28:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 395AB24671 for ; Mon, 16 Nov 2020 18:28:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732594AbgKPS1y (ORCPT ); Mon, 16 Nov 2020 13:27:54 -0500 Received: from mga06.intel.com ([134.134.136.31]:20622 "EHLO mga06.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731107AbgKPS1y (ORCPT ); Mon, 16 Nov 2020 13:27:54 -0500 IronPort-SDR: 7mHO8jlN6Dn0HGliqXULyPj81wm/4iYjeFfNDUob6RnUJCM9UiAsW00f62CtrP0ai/HrRh3o0y 0WKH4G9BuseA== X-IronPort-AV: E=McAfee;i="6000,8403,9807"; a="232409990" X-IronPort-AV: E=Sophos;i="5.77,483,1596524400"; d="scan'208";a="232409990" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Nov 2020 10:27:52 -0800 IronPort-SDR: AYXSg0NKU9zQuWlZqFPWBZjv+zY822RMK8oxUZs0JuX8ax32iouwi6HYMmbi9MT8AKwv8SHWZ6 Dj0iZHxmX9dA== X-IronPort-AV: E=Sophos;i="5.77,483,1596524400"; d="scan'208";a="400527729" Received: from ls.sc.intel.com (HELO localhost) ([143.183.96.54]) by orsmga001-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Nov 2020 10:27:52 -0800 From: isaku.yamahata@intel.com To: Thomas Gleixner , Ingo Molnar , Borislav Petkov , "H . Peter Anvin" , Paolo Bonzini , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Joerg Roedel , x86@kernel.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org Cc: isaku.yamahata@intel.com, isaku.yamahata@gmail.com, Sean Christopherson Subject: [RFC PATCH 01/67] x86/cpufeatures: Add synthetic feature flag for TDX (in host) Date: Mon, 16 Nov 2020 10:25:46 -0800 Message-Id: <9a74fb153bc21dc5cac46e84913b88182f216d1b.1605232743.git.isaku.yamahata@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: References: In-Reply-To: References: Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org From: Sean Christopherson Signed-off-by: Sean Christopherson --- arch/x86/include/asm/cpufeatures.h | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h index dad350d42ecf..1bd2a414dcc0 100644 --- a/arch/x86/include/asm/cpufeatures.h +++ b/arch/x86/include/asm/cpufeatures.h @@ -230,6 +230,7 @@ #define X86_FEATURE_FLEXPRIORITY ( 8*32+ 2) /* Intel FlexPriority */ #define X86_FEATURE_EPT ( 8*32+ 3) /* Intel Extended Page Table */ #define X86_FEATURE_VPID ( 8*32+ 4) /* Intel Virtual Processor ID */ +#define X86_FEATURE_TDX ( 8*32+ 5) /* Intel Trusted Domain Extensions */ #define X86_FEATURE_VMMCALL ( 8*32+15) /* Prefer VMMCALL to VMCALL */ #define X86_FEATURE_XENPV ( 8*32+16) /* "" Xen paravirtual guest */