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=-3.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS 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 D528BC433E0 for ; Sun, 5 Jul 2020 08:43:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7E30D20739 for ; Sun, 5 Jul 2020 08:43:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=gibson.dropbear.id.au header.i=@gibson.dropbear.id.au header.b="ZHjQh853" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726497AbgGEInf (ORCPT ); Sun, 5 Jul 2020 04:43:35 -0400 Received: from bilbo.ozlabs.org ([203.11.71.1]:53515 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726355AbgGEInf (ORCPT ); Sun, 5 Jul 2020 04:43:35 -0400 Received: by ozlabs.org (Postfix, from userid 1007) id 4B02Kd4FfGz9sSJ; Sun, 5 Jul 2020 18:43:33 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gibson.dropbear.id.au; s=201602; t=1593938613; bh=Vdr+C7jMOZTKTqw46GAUMPvW/tZdesx/v+gEu7dJuEQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=ZHjQh853bTzNSvfYDaziPwYJS1IQPGALZv7i+dVWeBQ8FinyZVlHyaL1g/sye2AEU K79+tWeFm9GYBnKDg29usaH2o/g9KGkeXbK6/KR+DxlTQyZ5FqGLchIzi4WWcJgJmo kpcSL1YOXuxR4mtCCebUeGn50c39fHseTOtH7Ie4= Date: Sun, 5 Jul 2020 17:38:13 +1000 From: David Gibson To: "Dr. David Alan Gilbert" Cc: qemu-devel@nongnu.org, brijesh.singh@amd.com, pair@us.ibm.com, pbonzini@redhat.com, frankja@linux.ibm.com, Marcel Apfelbaum , kvm@vger.kernel.org, qemu-ppc@nongnu.org, mst@redhat.com, mdroth@linux.vnet.ibm.com, Richard Henderson , cohuck@redhat.com, pasic@linux.ibm.com, Eduardo Habkost , qemu-s390x@nongnu.org, david@redhat.com Subject: Re: [PATCH v3 8/9] spapr: PEF: block migration Message-ID: <20200705073813.GA12576@umbus.fritz.box> References: <20200619020602.118306-1-david@gibson.dropbear.id.au> <20200619020602.118306-9-david@gibson.dropbear.id.au> <20200626103303.GE3087@work-vm> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="YiEDa0DAkWCtVeE4" Content-Disposition: inline In-Reply-To: <20200626103303.GE3087@work-vm> Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org --YiEDa0DAkWCtVeE4 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Jun 26, 2020 at 11:33:03AM +0100, Dr. David Alan Gilbert wrote: > * David Gibson (david@gibson.dropbear.id.au) wrote: > > We haven't yet implemented the fairly involved handshaking that will be > > needed to migrate PEF protected guests. For now, just use a migration > > blocker so we get a meaningful error if someone attempts this (this is = the > > same approach used by AMD SEV). > >=20 > > Signed-off-by: David Gibson >=20 > Do you expect this to happen if people run with -cpu host ? Uh.. I don't really understand the question. What's the connection between cpu model and migration blocking? --=20 David Gibson | I'll have my music baroque, and my code david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_ | _way_ _around_! http://www.ozlabs.org/~dgibson --YiEDa0DAkWCtVeE4 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEdfRlhq5hpmzETofcbDjKyiDZs5IFAl8Bg2UACgkQbDjKyiDZ s5LH7hAA5EZmRNXj1yivkiYNc1GtXGso5xsJ2GrV/CElKHDYr2mGDqCzzatQybF4 8obKns+u40a5L+QlnxwSo2HbH1svQ7/3y/mmUmgMIVqFaLDooWjjR0sp4GQnob83 AhhaSGD0HdwMH4sOvfKLTZzNoJ+GdIr3RWXArVRWxNG6DeWvdHKIzHE920Aj72dF Mktk9hnrX2SIFgm0UJhIK5HP9U3gLaCHjsfO/asxjP5LbC4ZslVPZQrV1pD5Jehb vDaFSkXKhlVdbnrfELub532PTJ5FRfDZb2OdKbO1AJyuZk4hbCinbc075PuOrmPB sX/yW/Ho66UEhj5zZd7IxZ8NHMrbwBgXqh8I0pMKZ3Ml1tvoNtCMyJrH3lOR+RE6 yH4no8xbq/TF2NYKGQAwF9W1VZNeQYVBdaNpvr2F5ZMYIVDYFkOsmnS0XVZf9Qqx qZmcpmvDdf4hiTE45eV9+mGPatvWbLcMCpvWEftOfOrGNbmsW8lF317GqXg4lAFo mC04DVZczr5rFtEiX4RIYpF2QSh+SkESzqpXZgnSFTqT447X1ZDoXxBUx91q6EJX ZlaacuLtRpl2wMasuvbqmjbnnAyoq/UEgH5BfA7LKptY0gOM74i7wgWsC+e3vuuf L6GS4ETEKTen3kMjgW+o3NLRdFpgF5stP7mzdv5dsZhXtxEAWL0= =kDum -----END PGP SIGNATURE----- --YiEDa0DAkWCtVeE4--