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=DKIMWL_WL_HIGH,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 E3857C55192 for ; Thu, 23 Apr 2020 13:43:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BFC5320724 for ; Thu, 23 Apr 2020 13:43:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="gZpp/2JU" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728572AbgDWNnU (ORCPT ); Thu, 23 Apr 2020 09:43:20 -0400 Received: from us-smtp-delivery-1.mimecast.com ([207.211.31.120]:37028 "EHLO us-smtp-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728158AbgDWNnT (ORCPT ); Thu, 23 Apr 2020 09:43:19 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1587649398; 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; bh=KkSCE0JzSlg9odwhbBRC3mYNWh8RC/9N7mx5EiFBY6g=; b=gZpp/2JUWi5QUn/vHMBSeBIrQ320dgrcdJmWw+M8T0x+PsAEnzQ9yEW84e25ym71HjxlIO Z7dsBL5Zh5xI9sKFzybIdoF00PsfK1dNmveRQIU7fH/jqfiWmOEBsa+7s5jQEy61CRpDV2 xeB8iyPU4RExXkmkEiSIDdQoEdorp8E= Received: from mail-wr1-f70.google.com (mail-wr1-f70.google.com [209.85.221.70]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-505-HPflkxVsMgydodlFIR7WGg-1; Thu, 23 Apr 2020 09:43:14 -0400 X-MC-Unique: HPflkxVsMgydodlFIR7WGg-1 Received: by mail-wr1-f70.google.com with SMTP id f4so1419934wrp.14 for ; Thu, 23 Apr 2020 06:43:14 -0700 (PDT) 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:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=KkSCE0JzSlg9odwhbBRC3mYNWh8RC/9N7mx5EiFBY6g=; b=ALsBbMV+tmCwwGUsdG4xkU1CdLdmPN/pSoy9LRrJtv1FlEa1LUCB5rJjCsg7wraY97 sUc4jr07LLub/zQinOPoDbDu7CPxO3WPMckcgHGlIf7D2tlwjtGU+6Z7wtDPk6lPhYgh UJHntn2/bnLaWk12YNXOIP+CxVQOrcfhTp36R4JyutSw+ATYvPueZYE/ud7NOLKc2Sa0 BDYSCLWewKWpjscNBlznJwPqnYBMlrs56QApuiIMimhx40ADTwzNQifKT9AtthJcfo+N Tj1oeluRPgl4kQ8pKRQ1dJQSBO2OTLxjiqB7sAePqFL5pEh2WQJ0s+iK5tjUI14M1Yxe FDLQ== X-Gm-Message-State: AGi0PuZ4m9H/racU7fraUiFa4tboNNM04TeX31ZlZGadgoS9IYvEwbJs 5x5IuAWTIKOnZ3M5xWPMDIQ74hC3LNywPNPseK/FRlsu02jQWFvRhdn/fUBg+T4uOn2FxxYDKL/ PqGtmAkYHv6mwjWnF8fQQldge X-Received: by 2002:a5d:6607:: with SMTP id n7mr5326239wru.150.1587649393478; Thu, 23 Apr 2020 06:43:13 -0700 (PDT) X-Google-Smtp-Source: APiQypJa1WY71QlS4JoH4ExfIQ/Mcb3+xBPD0CWFeuWO/5cLjqXMXckSK/nstqWU4jJUxZY0ARTRPA== X-Received: by 2002:a5d:6607:: with SMTP id n7mr5326219wru.150.1587649393280; Thu, 23 Apr 2020 06:43:13 -0700 (PDT) Received: from [192.168.10.150] ([93.56.170.5]) by smtp.gmail.com with ESMTPSA id o7sm3582902wmh.46.2020.04.23.06.43.11 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 23 Apr 2020 06:43:12 -0700 (PDT) Subject: Re: [PATCH 0/2] KVM: SVM: Implement check_nested_events for NMI To: Cathy Avery , linux-kernel@vger.kernel.org, kvm@vger.kernel.org Cc: vkuznets@redhat.com, wei.huang2@amd.com References: <20200414201107.22952-1-cavery@redhat.com> From: Paolo Bonzini Message-ID: <8c3f87de-525a-63d5-0134-606250d8c945@redhat.com> Date: Thu, 23 Apr 2020 15:43:10 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: <20200414201107.22952-1-cavery@redhat.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 14/04/20 22:11, Cathy Avery wrote: > Moved nested NMI exit to new check_nested_events. > The second patch fixes the NMI pending race condition that now occurs. > > Cathy Avery (2): > KVM: SVM: Implement check_nested_events for NMI > KVM: x86: check_nested_events if there is an injectable NMI > > arch/x86/kvm/svm/nested.c | 21 +++++++++++++++++++++ > arch/x86/kvm/svm/svm.c | 2 +- > arch/x86/kvm/svm/svm.h | 15 --------------- > arch/x86/kvm/x86.c | 15 +++++++++++---- > 4 files changed, 33 insertions(+), 20 deletions(-) > Thanks, I've integrated this in Sean's event reinjection series and will post soon my own take on both. Paolo