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=-11.6 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,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 0E15AC433DF for ; Wed, 29 Jul 2020 20:37:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D5787206D4 for ; Wed, 29 Jul 2020 20:37:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="IOAAJ9Ns" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726862AbgG2Uhg (ORCPT ); Wed, 29 Jul 2020 16:37:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60196 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726606AbgG2Uhg (ORCPT ); Wed, 29 Jul 2020 16:37:36 -0400 Received: from mail-io1-xd41.google.com (mail-io1-xd41.google.com [IPv6:2607:f8b0:4864:20::d41]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4BA9DC0619D2 for ; Wed, 29 Jul 2020 13:37:36 -0700 (PDT) Received: by mail-io1-xd41.google.com with SMTP id d18so25986875ion.0 for ; Wed, 29 Jul 2020 13:37:36 -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=feuGkbN2E+CY4DYEzbMyw1G53COndnQfGzu4PNYGrlE=; b=IOAAJ9NsSUh5yPDkFHrM/yn3ArdUgh3ru5J4RxxujQQYlhEtwasJPcFfg1ZH9GjWCC akWYg59be45KQkJHM5B0zSMQR7QpIGxQVNncfQurnOShEO9Kb4ZivhYBsLqBAyUapySW v5lblsElXPV/9TvCxpQBLNIREiWtyULDcKxU7cshmtZKAaTwriPNj3GdOFEfFzlcQ3NR GEJQa3d7nGpTv+76mckr7sfY6gircJtEylXlfquXn4VRA8QeBDtqVbGnxkKxOtJxt90b byAThQy067Cg8IjzQw8D2as8g1XRE3oMeC4gSaFhDXo18AyV7G0RPYTN+/wG4RBLAcWm RXnw== 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=feuGkbN2E+CY4DYEzbMyw1G53COndnQfGzu4PNYGrlE=; b=Y1tGA9m4mlFI7Ja61VpZ7+wQbm++1TqiEFvKirfHhlHd63N5nheLdtjjG0x0n+JU7e Km0z+KbcRkyL8g9iwNumCbmQ4yW5WnSATVzoNjqxt5D9eplBLQvLqZE95yC6RtBdI63Q hd65P2DNC9cowmzANYC5m2MurD8yjacyfTjpuyqlhXwprGUTOKwrbu4AJLWF9BqCGBdK yMR7/IVjHdWbU8arPX37u34LeSM04Mb+x/BoPhsNoPeMyJ/968EV2UitqC/7xXlIa3FU 0vWwFm3R6yIkJDVyuyfHuXXkBPn8lxIniXRGo6+R8u4XDVhiG3HGXa2EieBTi8cWcQt1 p28A== X-Gm-Message-State: AOAM531NLWSSt9gDAMHSHO3bild/epuoCZXxApg9+WV/z7S+raeUmqp9 R//AZmbEzAzmXkhwIF91gDIUqzdK45jzRP71Lbpx2A== X-Google-Smtp-Source: ABdhPJzJnBn4g3Z3/OC6fL9PkJmR/5alLnXd4E6YmWDnugeSVP+FbZ742waST/DjPHmcFtTyupDePhDtpQu8+Chiwbw= X-Received: by 2002:a05:6638:1685:: with SMTP id f5mr17236458jat.48.1596055055453; Wed, 29 Jul 2020 13:37:35 -0700 (PDT) MIME-Version: 1.0 References: <20200728004446.932-1-graf@amazon.com> <87d04gm4ws.fsf@vitty.brq.redhat.com> <14035057-ea80-603b-0466-bb50767f9f7e@amazon.com> <69d8c4cd-0d36-0135-d1fc-0af7d81ce062@amazon.com> In-Reply-To: <69d8c4cd-0d36-0135-d1fc-0af7d81ce062@amazon.com> From: Jim Mattson Date: Wed, 29 Jul 2020 13:37:24 -0700 Message-ID: Subject: Re: [PATCH] KVM: x86: Deflect unknown MSR accesses to user space To: Alexander Graf Cc: Aaron Lewis , Vitaly Kuznetsov , Paolo Bonzini , Jonathan Corbet , Sean Christopherson , Wanpeng Li , Joerg Roedel , kvm list , linux-doc@vger.kernel.org, LKML Content-Type: text/plain; charset="UTF-8" Sender: linux-doc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org On Wed, Jul 29, 2020 at 1:29 PM Alexander Graf wrote: > Meanwhile, I have cleaned up Karim's old patch to add allow listing to > KVM and would post it if Aaron doesn't beat me to it :). Ideally, this becomes a collaboration rather than a race to the finish. I'd like to see both proposals, so that we can take the best parts of each!