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=-7.5 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 C4472C48BDF for ; Tue, 15 Jun 2021 07:16:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A2ACD61417 for ; Tue, 15 Jun 2021 07:16:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229960AbhFOHSM (ORCPT ); Tue, 15 Jun 2021 03:18:12 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:37689 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229488AbhFOHSK (ORCPT ); Tue, 15 Jun 2021 03:18:10 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1623741366; 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=A0q6Xx4brx+c25Twsh66TttRM2bYGQLJmZoJQKNwuOw=; b=QyBYmFPGP9J9PcUwzmqf51ug+KnLsUI5zWms4oOfindgA/hZRp9AYs5NDCTowdjJ6hUOYr 3SY87v6qxt+XNRhro/o69Bnan++jpUhC+GifWXHDNPkGcEXAsxEknvdhsFlt6DKasxb2ku oEbzgXprEj/0N3QFw7lMnoTLaBzxLF0= Received: from mail-ej1-f71.google.com (mail-ej1-f71.google.com [209.85.218.71]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-334-2YnCQ55YO8GjUdImBv-Dgg-1; Tue, 15 Jun 2021 03:16:05 -0400 X-MC-Unique: 2YnCQ55YO8GjUdImBv-Dgg-1 Received: by mail-ej1-f71.google.com with SMTP id nd10-20020a170907628ab02903a324b229bfso4093188ejc.7 for ; Tue, 15 Jun 2021 00:16:04 -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=A0q6Xx4brx+c25Twsh66TttRM2bYGQLJmZoJQKNwuOw=; b=QNoX3XQ1LCqnB3Knm55efR9FBgBXFQ+zH+2Ey32xzxodd+nyqUI5FPNhgL0V0zS2XR Zfur3fq07snOBFic+d3GaMC+/nqq9iuiP5NNgopNgXtw9/v49ENLLNZYPl20EdevLpV3 OQetZFZgp+U/GCP0YO2/YfGfib+lXYPKdqo3jS2nSiemXr2tK7iww/+IHSPJSWqYjDsv hfI8AMybPJMcnOIi4ykrdjBJ/33FSffQObCtzQwMcruoLKU9DNjSZmqCSK6uvQFCYS8b YDZ13F2+eYQd89kIEup32UKUbq2Qf5rgnrqrLnISrjCljHMG9f6dTSf2IOKfOFo4PkME J8vg== X-Gm-Message-State: AOAM532YW9cPG2yDXcP2b/eQ9WzzBijHFkANWaMQORCe/FxW5UhfiRcK WdFWJLfJcC9Uaz7a2dwWKKbbdDOTitmugTkTyCA12mI1L9EX49AqPFkQh5h5tAitS+sAEP5Rw+S fE3MqF/evzx8t X-Received: by 2002:a17:906:3b87:: with SMTP id u7mr19759544ejf.548.1623741363967; Tue, 15 Jun 2021 00:16:03 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwX+jEZ595NIKvqTz9Kzb3Vztd3HmwdOrayLPAJCfJwOcxMUbqRFo4WvyYmyD+iNFrJDH5VSQ== X-Received: by 2002:a17:906:3b87:: with SMTP id u7mr19759530ejf.548.1623741363790; Tue, 15 Jun 2021 00:16:03 -0700 (PDT) Received: from ?IPv6:2001:b07:6468:f312:5e2c:eb9a:a8b6:fd3e? ([2001:b07:6468:f312:5e2c:eb9a:a8b6:fd3e]) by smtp.gmail.com with ESMTPSA id q16sm10885819edt.26.2021.06.15.00.16.02 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 15 Jun 2021 00:16:03 -0700 (PDT) Subject: Re: [PATCH 0/8] KVM: x86/mmu: Fast page fault support for the TDP MMU To: David Matlack Cc: kvm@vger.kernel.org, Ben Gardon , Joerg Roedel , Jim Mattson , Wanpeng Li , Vitaly Kuznetsov , Sean Christopherson , Junaid Shahid , Andrew Jones References: <20210611235701.3941724-1-dmatlack@google.com> <639c54a4-3d6b-8b28-8da7-e49f2f87e025@redhat.com> From: Paolo Bonzini Message-ID: Date: Tue, 15 Jun 2021 09:16:00 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.10.1 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 14/06/21 23:08, David Matlack wrote: > I actually have a set of > patches from Ben I am planning to send soon that will reduce the number of > redundant gfn-to-memslot lookups in the page fault path. That seems to be a possible 5.14 candidate, while this series is probably a bit too much for now. Paolo