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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 78E62C433EF for ; Sun, 19 Dec 2021 19:24:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236450AbhLSTYa (ORCPT ); Sun, 19 Dec 2021 14:24:30 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58508 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236385AbhLSTY3 (ORCPT ); Sun, 19 Dec 2021 14:24:29 -0500 Received: from mail-ed1-x52c.google.com (mail-ed1-x52c.google.com [IPv6:2a00:1450:4864:20::52c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BBC87C061574; Sun, 19 Dec 2021 11:24:28 -0800 (PST) Received: by mail-ed1-x52c.google.com with SMTP id b13so1306039edd.8; Sun, 19 Dec 2021 11:24:28 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=sender:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=pkPP4iGTlDRZ+kDc6mJgYTbPlXlrZEAvJ9YKfJfOh+c=; b=SbWLQq+gvU7j0NgEfZ0+A7Ff48++o1ViPctGvPejpB5i+4v98uGraFgqIwcN7Wylh5 6CrNVfiJip39etYOgIOPXOj43qqsizMFGkvMVKSB0G1lQEvvBQ+VbEijR8LdiQMsSlKs Iro83rS1xDPGPJPptqtTuswIxnP0dX/2m4a5y5g59BOFhJ3CKyR+0IPCbUEj7hOKT91W tqDZCg9tlyynfHBHBzqmPHej1GMjcvfrNMSyNoRvwU4DJhvUxSKz4RR5mJaf+wEgeXfZ X5l628OUPi5Y9QfMNP5E+2lXWUN80EHmUka0sfb9D7w/7/GZ7mgjBmFWedtNW/20Se5D KtDg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:sender:message-id:date:mime-version:user-agent :subject:content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=pkPP4iGTlDRZ+kDc6mJgYTbPlXlrZEAvJ9YKfJfOh+c=; b=EFJ40pF2qLpZa8O+e+tcnA7Mo8953f9+iyEPs2Xgovmg5SUgPevmpem3JU4tt2yJIG GTVM9Y+Tbd6qWojzWz8oOEc4t1G8kOumwyADuz+jiplCkT4rUpwdmgNem1ZmLjg0wCEF L3WxpyE6tu7yc5nU8AG8aN5JgHfIzrAhCVeBpTQCF8+GIDWIvpt/41gWzIe5+VrIOPXd 3KFj5pu8xZErvXtIB5By6lCh5wrMntZCtOiYbHmr3jbHwdEAmVFz5xP1ZIOZOvNmW+9k LlDKquMNz3L15AfV/poaa2hps7jU+5i7PJK+B9oliYZ45B7uYpWbgwurPuowANuxxxqV eRUA== X-Gm-Message-State: AOAM530q4rnURnHxSFRcEi3tOWqTuQDldjBYTCkv/y5c55ZMdE5nW5Ot UAHZrPTDR2HAH/Xwk9FYMcvKZiYBfRI= X-Google-Smtp-Source: ABdhPJxpBEqyMSRaAXBbgedrP8Kho8c5RRjOq3U0R1tLuCxnaVXBD3G3bGS0eeYkGTfWh4W5PWtwYQ== X-Received: by 2002:a05:6402:254b:: with SMTP id l11mr12812265edb.225.1639941867330; Sun, 19 Dec 2021 11:24:27 -0800 (PST) Received: from ?IPV6:2001:b07:6468:f312:63a7:c72e:ea0e:6045? ([2001:b07:6468:f312:63a7:c72e:ea0e:6045]) by smtp.googlemail.com with ESMTPSA id c13sm4637209ejj.144.2021.12.19.11.24.25 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 19 Dec 2021 11:24:26 -0800 (PST) Sender: Paolo Bonzini Message-ID: <34c091cb-1eed-d15f-a61c-30518d322a65@redhat.com> Date: Sun, 19 Dec 2021 20:24:25 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.2.0 Subject: Re: [PATCH v2 0/2] KVM: x86: Fix MSR_IA32_PERF_CAPABILITIES writes check and vmx_pmu_msrs_test Content-Language: en-US To: Vitaly Kuznetsov , kvm@vger.kernel.org Cc: Sean Christopherson , Wanpeng Li , Jim Mattson , oliver.sang@intel.com, Like Xu , linux-kernel@vger.kernel.org References: <20211216165213.338923-1-vkuznets@redhat.com> From: Paolo Bonzini In-Reply-To: <20211216165213.338923-1-vkuznets@redhat.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 12/16/21 17:52, Vitaly Kuznetsov wrote: > This is a continuation of "KVM: selftests: Avoid KVM_SET_CPUID2 after > KVM_RUN in vmx_pmu_msrs_test" work. Instead of fixing the immediate issue, > drop incorrect check in KVM which was making the result of host initiated > writes to MSR_IA32_PERF_CAPABILITIES dependent on guest visible CPUIDs and > the corresponding tests in vmx_pmu_msrs_test, this will also make the issue > reported by kernel test robot to go away. > > Vitaly Kuznetsov (2): > KVM: selftests: vmx_pmu_msrs_test: Drop tests mangling guest visible > CPUIDs > KVM: x86: Drop guest CPUID check for host initiated writes to > MSR_IA32_PERF_CAPABILITIES > > arch/x86/kvm/x86.c | 2 +- > .../selftests/kvm/x86_64/vmx_pmu_msrs_test.c | 17 ----------------- > 2 files changed, 1 insertion(+), 18 deletions(-) > Queued, thanks, Paolo