From mboxrd@z Thu Jan 1 00:00:00 1970 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=-2.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 30DA8C432C0 for ; Fri, 22 Nov 2019 15:55:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 09AAD20721 for ; Fri, 22 Nov 2019 15:55:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="ibzca+ox" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727020AbfKVPzw (ORCPT ); Fri, 22 Nov 2019 10:55:52 -0500 Received: from us-smtp-1.mimecast.com ([205.139.110.61]:31075 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726546AbfKVPzu (ORCPT ); Fri, 22 Nov 2019 10:55:50 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1574438149; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:openpgp:openpgp; bh=po6yZvLzvGuf/JKHed4MQOE6rYLICxK0ouM8np6WEEM=; b=ibzca+oxN2uGOvkrmhwnjQlaF8LACBdfoOZvLoTYh881/s8gQPVxBXoTuHelaNQ3XuZX2B OTggXJza10o9LlZBUfquwDvF46WVHuYvwQUYZ7Y6n44+t6qbf3MHWYa805urZXmqB+cjwE Eu/14iilfIXVvrLWPg0X3Unjb5buUy0= Received: from mail-wm1-f69.google.com (mail-wm1-f69.google.com [209.85.128.69]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-116-3gTjawDiP7aU6pIfYnsF6g-1; Fri, 22 Nov 2019 10:55:45 -0500 Received: by mail-wm1-f69.google.com with SMTP id o135so770527wme.2 for ; Fri, 22 Nov 2019 07:55:45 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:openpgp:message-id :date:user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=po6yZvLzvGuf/JKHed4MQOE6rYLICxK0ouM8np6WEEM=; b=bgF4rAl6GsEyDrY9npXCH9R4Bq2BVWXNJa0L6wNpX6MsTg5Wsgzh1l8H3+414W9B60 LszBgYv+PFQi1twpTFRFBTcuCZsIqBHnTqSSNiQlGwRdJ8Hq4aHmo7nErtUMXZMuEyrl q+/cH7DMWLfuLOBq6MYIqp84eVgLUiqfTgH3nAIVCPK1lMXHdzpyDHrixY9hwRGOjaxo oDLUWji/TV0HitvAKPNLAEvSzDEh+YtuNdIT8kf0L95V2Uz5x3d4a7a/gdA1NPMRb1Yv WJBq4/ReO5Kpj2OZhZnyP6feUYSPRg7cnpWrP2koQqDIIVXFDUDqF+g7HSBf48esHiSt MPKA== X-Gm-Message-State: APjAAAXdajUYyQCmKcaPzqlVSNJeWH8LXhJV+C5hTeqsSCjzP2aa1onW BzriThxO/8+ZERxbZF+55TKGe1pZybVcy+dmsNPrjZDHEd2iyO2mvqR3TO/TE1PwBcPvhD/HQ07 3o9KGOl0XQumW X-Received: by 2002:adf:f303:: with SMTP id i3mr17763762wro.157.1574438144393; Fri, 22 Nov 2019 07:55:44 -0800 (PST) X-Google-Smtp-Source: APXvYqx3Ym/QJzF0VsZ+bxyGSaEG8bsBdY02wNjVW2H429sAlCSh7TBbG2/cUOsZz1Hvz6mpRG647w== X-Received: by 2002:adf:f303:: with SMTP id i3mr17763734wro.157.1574438144138; Fri, 22 Nov 2019 07:55:44 -0800 (PST) Received: from ?IPv6:2001:b07:6468:f312:804c:6f01:8c0d:ce14? ([2001:b07:6468:f312:804c:6f01:8c0d:ce14]) by smtp.gmail.com with ESMTPSA id i25sm3682356wmd.25.2019.11.22.07.55.43 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 22 Nov 2019 07:55:43 -0800 (PST) Subject: Re: [PATCH v7 2/9] vmx: spp: Add control flags for Sub-Page Protection(SPP) To: Yang Weijiang Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, jmattson@google.com, sean.j.christopherson@intel.com, yu.c.zhang@linux.intel.com, alazar@bitdefender.com, edwin.zhai@intel.com References: <20191119084949.15471-1-weijiang.yang@intel.com> <20191119084949.15471-3-weijiang.yang@intel.com> <20191121153442.GH17169@local-michael-cet-test> <58b4b445-bd47-d357-9fdd-118043624215@redhat.com> <20191122152331.GA9822@local-michael-cet-test> From: Paolo Bonzini Openpgp: preference=signencrypt Message-ID: <8e43dab5-e07e-03a3-fa0d-dd9457fb17b9@redhat.com> Date: Fri, 22 Nov 2019 16:55:42 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <20191122152331.GA9822@local-michael-cet-test> Content-Language: en-US X-MC-Unique: 3gTjawDiP7aU6pIfYnsF6g-1 X-Mimecast-Spam-Score: 0 Content-Type: text/plain; charset=WINDOWS-1252 Content-Transfer-Encoding: quoted-printable Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On 22/11/19 16:23, Yang Weijiang wrote: >> QEMU for example ships with a program called vmxcap (though it requires >> root). We also could write a program to analyze the KVM capabilities >> and print them, and put it in tools/kvm. >> > OK, will update vmxcap to add SPP feature bit, thanks! It's already there. :) Paolo