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=-11.4 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_IN_DEF_DKIM_WL 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 8465BC47404 for ; Fri, 4 Oct 2019 23:27:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 59704222C9 for ; Fri, 4 Oct 2019 23:27:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="uVq6fcbr" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731610AbfJDX1K (ORCPT ); Fri, 4 Oct 2019 19:27:10 -0400 Received: from mail-io1-f68.google.com ([209.85.166.68]:33609 "EHLO mail-io1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728913AbfJDX1J (ORCPT ); Fri, 4 Oct 2019 19:27:09 -0400 Received: by mail-io1-f68.google.com with SMTP id z19so17177277ior.0 for ; Fri, 04 Oct 2019 16:27:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=MgBtF74uU/h5axnlk7JkCOLmu+x1dOiph+vzsmYmvXk=; b=uVq6fcbrUf2k6Z02rKXUYQfm+NxJ2X43dktUoENxNfmYB2XHRk95SxYzgRSsUxbcrB VMY+k9uQhD+yw7Z86iccSLyRvIZnFRWINVLQMCAnizvTboxDa8tSgunhpBqy399TufJo pTQgwsr0b4UWFteBOPGCKp4iaOAJbfAmgi0akHoXxFyE+3Odreox81GbAtjlHVpI3px2 Vbo5DzvIn0o5B/YPL/oms2GZI0hF4ZHLN5W6SagkqSMqr/NrriKUAizDRFMfuWBMfg3o h5rMM9AS6TZh1Fjlyk+8lgmSMuV6Io0A48BTiKiatBflNxygHw3HopbT40WTIM5nuhhh 6BsQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=MgBtF74uU/h5axnlk7JkCOLmu+x1dOiph+vzsmYmvXk=; b=OTiAUxnX6yIA/Kf/+xOGjnbhGcdu4FiFoj5yetw8op6RINHAwf4tVuOQK19GV1Cojd AKtOpCkQnLdMIC+r8E97S6/SJSMweZdmw+I6LH6TAlYS7jsnI85VIbFn14FHGbAE2ONw qKc/YOTPKBUwoqonBTAyUfp305CmtiRt6GlCguABQFHDTV/Dsqd9QuEh6nqTuuDbcioZ Qle/Gs7P4YEyseNM/wy3Wg89FDJKwoX+kvF2WpP5v+KtjfLFsuABdNZraOMxQTUrHQx6 MCfmnqCgBaKSCDFLmaNVSBrK9AA0qBNf6YOCy8GssYgMx+vKFZwDRBgrpXDNY6Mn5tcl FX6w== X-Gm-Message-State: APjAAAWXJaCD8yhiJjYyqTxxKLjHmTKt9KCg2P6VWqePk4IUhA8D0oaD 1eYpDbj5N1gMT4LvgGDFty6IUfJxUS+rMzKEnSYyFg== X-Google-Smtp-Source: APXvYqzJcQzvaX5CC41I1TRQRNaPDPcG28y+blJrc8QdeTRZXOhchbrBqUvMeJR9kiv9S7ucRVxFUERN4ZPen7d4jzw= X-Received: by 2002:a05:6638:3:: with SMTP id z3mr17415762jao.54.1570231626712; Fri, 04 Oct 2019 16:27:06 -0700 (PDT) MIME-Version: 1.0 References: <20191004215615.5479-1-sean.j.christopherson@intel.com> <20191004215615.5479-8-sean.j.christopherson@intel.com> In-Reply-To: <20191004215615.5479-8-sean.j.christopherson@intel.com> From: Jim Mattson Date: Fri, 4 Oct 2019 16:26:55 -0700 Message-ID: Subject: Re: [PATCH 07/16] KVM: VMX: Use VMX feature flag to query BIOS enabling To: Sean Christopherson Cc: Thomas Gleixner , Ingo Molnar , Borislav Petkov , "the arch/x86 maintainers" , Peter Zijlstra , Arnaldo Carvalho de Melo , Paolo Bonzini , =?UTF-8?B?UmFkaW0gS3LEjW3DocWZ?= , Tony Luck , Tony W Wang-oc , "H. Peter Anvin" , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Vitaly Kuznetsov , Wanpeng Li , Joerg Roedel , LKML , kvm list , linux-edac@vger.kernel.org, Borislav Petkov , Jarkko Sakkinen Content-Type: text/plain; charset="UTF-8" Sender: linux-edac-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-edac@vger.kernel.org On Fri, Oct 4, 2019 at 2:56 PM Sean Christopherson wrote: > > Replace KVM's manual checks on IA32_FEATURE_CONTROL with a query on the > boot CPU's VMX feature flag. The VMX flag is now cleared during boot if > VMX isn't fully enabled via IA32_FEATURE_CONTROL, including the case > where IA32_FEATURE_CONTROL isn't supported. > > Signed-off-by: Sean Christopherson Reviewed-by: Jim Mattson