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 183C0C3A5A1 for ; Wed, 21 Aug 2019 19:45:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E0B8123401 for ; Wed, 21 Aug 2019 19:45:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="tZOH3QR0" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730038AbfHUTpm (ORCPT ); Wed, 21 Aug 2019 15:45:42 -0400 Received: from mail-io1-f65.google.com ([209.85.166.65]:45977 "EHLO mail-io1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729957AbfHUTpm (ORCPT ); Wed, 21 Aug 2019 15:45:42 -0400 Received: by mail-io1-f65.google.com with SMTP id t3so6971555ioj.12 for ; Wed, 21 Aug 2019 12:45:41 -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=YpMEj+NWj00I7foN2WrqzBLVN+AGOJvo2s3dxJ45E5M=; b=tZOH3QR0fZUbdQ7kAWqBMyzJ2J3tx6QAJAHPkFTCCf0h58w7Dz7jtudO3qgo5ubKTd cR6Cilk2rkU0EVZL3KEy3pTR3RcwCh2HqolL29QYRG+tvsmuJK1kC5+B0M4+xFvb/Ojf JpiyoCEkA5QbA+AoFHAZZqtwJi4sptLMCzj9Eb38L2lMV7bxR3H+LaYXuCz3mOBBG2hM NOkMcwJHbajBdp5NX56FcZof+blQlpJ+Jt6amvRVr8YMUwUmB2FbvZDQulpQVDQuWaMS kL9B1UwBEeAF3Garanxfhoq87nBlqpevdagqPd4r2mY68SBMuM3UtztvhgVu49pBzx0E LofQ== 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=YpMEj+NWj00I7foN2WrqzBLVN+AGOJvo2s3dxJ45E5M=; b=St43awf/exHUErNfJJ+LJltlKVDrHI3im1GGTEdH5Ekt/LDBffaVULn28ltvjh+XaD 97jnStAvDOtT898t8eISRzXN0oDR86CMs3aUYCXx0aWDGnaV1e+5WKpvH2jovGKw1e9H W84LaWpK+Yf/N4/F5Tfh/yUrsoNcx6b5GNcTZRo/NqZiWsuZXw/fijfQ+BCxs/rhYtMx y34PLSm3ckA3dWHGVinNK8yF7Hcwt6kK2VFdr+bTezP8FeE6tky5oSniiRMTkfMyp0W6 BsQxqYzOUVYZfzyQtbXULyyIG27iu+ExT0+H4wxwtTtnBu8Z6w3VH2uoAefZBcSuu3kH JveQ== X-Gm-Message-State: APjAAAU/gurAL/rAsh8YOzQ5BmXfeox8Q1NVTW2LYFxBMc3jveIsmtGt 82f7CVvDK0fmdOcl+1xkfeJDJpjNh2kgSwGkYG5QaOKp2q4= X-Google-Smtp-Source: APXvYqxFfK6hxk1+ostWDfVFMf1N3zdsSZ97J/GlbNiJ9ZeNnr3BcrpU1baCdKWNQ7dpGMfOkIos5oOpIs7zZN38vSE= X-Received: by 2002:a02:a405:: with SMTP id c5mr11796233jal.54.1566416740913; Wed, 21 Aug 2019 12:45:40 -0700 (PDT) MIME-Version: 1.0 References: <1566376002-17121-1-git-send-email-pbonzini@redhat.com> <1566376002-17121-2-git-send-email-pbonzini@redhat.com> In-Reply-To: <1566376002-17121-2-git-send-email-pbonzini@redhat.com> From: Jim Mattson Date: Wed, 21 Aug 2019 12:45:29 -0700 Message-ID: Subject: Re: [PATCH 1/3] KVM: x86: fix reporting of AMD speculation bug CPUID leaf To: Paolo Bonzini Cc: LKML , kvm list , jmattson@redhat.com, Eduardo Habkost , Konrad Rzeszutek Wilk Content-Type: text/plain; charset="UTF-8" Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Wed, Aug 21, 2019 at 1:27 AM Paolo Bonzini wrote: > > The AMD_* bits have to be set from the vendor-independent > feature and bug flags, because KVM_GET_SUPPORTED_CPUID does not care > about the vendor and they should be set on Intel processors as well. > On top of this, SSBD, STIBP and AMD_SSB_NO bit were not set, and > VIRT_SSBD does not have to be added manually because it is a > cpufeature that comes directly from the host's CPUID bit. > > Signed-off-by: Paolo Bonzini Reviewed-by: Jim Mattson