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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8C075C433F5 for ; Wed, 29 Sep 2021 10:29:07 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0ADDD613A6 for ; Wed, 29 Sep 2021 10:29:07 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 0ADDD613A6 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:40184 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mVWpm-0004u8-85 for qemu-devel@archiver.kernel.org; Wed, 29 Sep 2021 06:29:06 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:55704) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mVWlt-0002Xa-Hx for qemu-devel@nongnu.org; Wed, 29 Sep 2021 06:25:05 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:58353) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mVWlo-0002D7-Io for qemu-devel@nongnu.org; Wed, 29 Sep 2021 06:25:03 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1632911099; 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: in-reply-to:in-reply-to:references:references; bh=oRTXE+Sxi2u8+R1mDVEc8idxq9wXswoMHeVWbEWbOBA=; b=Q15LNclZd2yiZ9ijzU5wnJtvxBgz2aM6EwX6A7+sFt4Daq3+Z+b8RIBlGNsCDS4IqRaHx/ qGFJq43GfOKCNNaqOFxUPu9UeumbM+cVtZo3lRKxdEuw+Zs6i2BQe3EvsRN1C/C5DJCzzh OkG2NWQKKURU3EhKUkRX/e5OqAC5raE= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-111-AyOdhSMiNK-a9vfW2qK4vA-1; Wed, 29 Sep 2021 06:24:55 -0400 X-MC-Unique: AyOdhSMiNK-a9vfW2qK4vA-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id D05C71006AA4; Wed, 29 Sep 2021 10:24:54 +0000 (UTC) Received: from localhost (unknown [10.39.194.55]) by smtp.corp.redhat.com (Postfix) with ESMTP id 6B0BA77E26; Wed, 29 Sep 2021 10:24:39 +0000 (UTC) Date: Wed, 29 Sep 2021 11:24:38 +0100 From: "Richard W.M. Jones" To: Daniel =?iso-8859-1?Q?P=2E_Berrang=E9?= Subject: Re: [PATCH 0/1] vmx: Fix mapping Message-ID: <20210929102438.GK7596@redhat.com> References: <20210929092044.GE3361@redhat.com> <20210929094638.GF3361@redhat.com> MIME-Version: 1.0 In-Reply-To: <20210929094638.GF3361@redhat.com> User-Agent: Mutt/1.5.21 (2010-09-15) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=rjones@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Received-SPF: pass client-ip=216.205.24.124; envelope-from=rjones@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: libvir-list@redhat.com, Michal Privoznik , "Catangiu, Adrian Costin" , qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Wed, Sep 29, 2021 at 10:46:38AM +0100, Richard W.M. Jones wrote: > I don't know why we decided to use a GUID for this. The feature > itself (https://go.microsoft.com/fwlink/?LinkId=260709) defines it as > an 128 bit / 8 byte number. The only connection to GUIDs is the size. *cough* .. 16 bytes :-) Rich. -- Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones Read my programming and virtualization blog: http://rwmj.wordpress.com virt-p2v converts physical machines to virtual machines. Boot with a live CD or over the network (PXE) and turn machines into KVM guests. http://libguestfs.org/virt-v2v