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=-8.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,NICE_REPLY_A,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 94117C433ED for ; Thu, 13 May 2021 16:36:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 616F961438 for ; Thu, 13 May 2021 16:36:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234449AbhEMQhI (ORCPT ); Thu, 13 May 2021 12:37:08 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:58980 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231426AbhEMQhC (ORCPT ); Thu, 13 May 2021 12:37:02 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1620923752; 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=kZ77CPDQCWHApSin0O86NHXUuwmt8f5sZg8WC9FiUak=; b=S6kUTWZ5V0czPJiMiB0iXiuikqL2yLZQ6cABCWsjN+xapaDqoCJYb36pEElYzSbegleGPp rIBxmz1kOrJWywKco/9GkIkLJDYp3za87Wgurkpnm7p4F+k4nnaa3RMhJ65ZvZroNZl90/ Ky0bjvppKnmBB+sB+y/ww13lRmrBDTI= Received: from mail-ed1-f72.google.com (mail-ed1-f72.google.com [209.85.208.72]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-324-0PcrqlD2MUi7akjtyo7v6Q-1; Thu, 13 May 2021 12:35:48 -0400 X-MC-Unique: 0PcrqlD2MUi7akjtyo7v6Q-1 Received: by mail-ed1-f72.google.com with SMTP id s20-20020a0564025214b029038752a2d8f3so14917733edd.2 for ; Thu, 13 May 2021 09:35:48 -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=kZ77CPDQCWHApSin0O86NHXUuwmt8f5sZg8WC9FiUak=; b=YRJtLr1rVsnrU7ehV4DkSMjLl8BhpnaTnTFwLz9tEfVKb5DoLVY2ozamoXUz4wc5bb uddmeeUHTBemUdkHjnYLxONXxW8OAwoPjF0M3UlW3AFJMa4qHditD95PpGAkQwoYtOMr atTGjMrdTZjheYEZ4w+Shcx1QmQN3fooYyUBWuIGAZX/iA5RY4D87Wl3pq2hXd3cA/NT 42beUSOlWHL1j5SHM8Kk0Wol/Kk8hjtxbnwaUNmISOZfcrd2cF7GT2qhcMGPUMqvYsJu 5+Z7uu/oA+ITOzGpDJFyIR3ZkmQtK/tizr5UyZ32N7fYYhYL/B4ozFFqEOez/Y27j1wp sAdg== X-Gm-Message-State: AOAM530H0NI2LlAACNKdxaf1Rm13CcJ2Xdy3r8eu0ZW6Cj9nbIrwqs4j xe9WaTyqScz717RndTRutaZF39AMeXOnwFsHId/GnL4wgqm2ApcxfCR+VWYz7M+dh6dbZvv5p70 6q8RvCSI4pfCb X-Received: by 2002:a17:906:46d1:: with SMTP id k17mr693710ejs.77.1620923747338; Thu, 13 May 2021 09:35:47 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxS6Pt791axtI35PQLbrHu9L0hFxJm7VU4Ud3O66odghaW1DrdgeNPkrDDn/UEQrWtvK2AwDg== X-Received: by 2002:a17:906:46d1:: with SMTP id k17mr693694ejs.77.1620923747140; Thu, 13 May 2021 09:35:47 -0700 (PDT) Received: from ?IPv6:2001:b07:6468:f312:c8dd:75d4:99ab:290a? ([2001:b07:6468:f312:c8dd:75d4:99ab:290a]) by smtp.gmail.com with ESMTPSA id bn5sm2078704ejb.97.2021.05.13.09.35.45 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 13 May 2021 09:35:46 -0700 (PDT) Subject: Re: [PATCH] kvm: x86: Don't dirty guest memory on every vcpu_put() To: Ben Gardon , Sean Christopherson Cc: Liran Alon , Jim Mattson , kvm , Kevin Mcgaire , Oliver Upton References: <20200116001635.174948-1-jmattson@google.com> From: Paolo Bonzini Message-ID: <6bef99fe-b4ac-63fe-b9c2-d20b9ad7c5a9@redhat.com> Date: Thu, 13 May 2021 18:35:45 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On 13/05/21 18:14, Ben Gardon wrote: >> A version of this was committed a while ago. The CVE number makes me think it >> went stealthily... > That's great to know. Thanks for digging that up Sean. > I usually try to send CVE/embargoed patches after the fact to the list, using an [FYI PATCH] prefix. Paolo