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 lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 62E35CA5FF0 for ; Mon, 5 Oct 2026 16:42:00 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.1441025.1658634 (Exim 4.92) (envelope-from ) id 1xDll3-0002Ee-CO; Mon, 05 Oct 2026 16:41:45 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 1441025.1658634; Mon, 05 Oct 2026 16:41:45 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1xDll3-0002EX-9m; Mon, 05 Oct 2026 16:41:45 +0000 Received: by outflank-mailman (input) for mailman id 1441025; Mon, 05 Oct 2026 16:41:44 +0000 Received: from mx.expurgate.net ([195.190.135.20]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1xDll1-0002ER-UR for xen-devel@lists.xenproject.org; Mon, 05 Oct 2026 16:41:43 +0000 Received: from mx.expurgate.net (helo=localhost) by mx.expurgate.net with esmtp id 1xDll0-006jWg-NT for xen-devel@lists.xenproject.org; Mon, 05 Oct 2026 18:41:42 +0200 Received: from [10.42.69.10] (helo=localhost) by localhost with ESMTP (eXpurgate MTA 0.9.1) (envelope-from ) id 6ac3d31e-8faa-0a2a0a5109dd-0a2a450aee36-42 for ; Mon, 05 Oct 2026 18:41:42 +0200 Received: from [170.10.133.124] (helo=us-smtp-delivery-124.mimecast.com) by tlsNG-4011c0.mxtls.expurgate.net with ESMTPS (eXpurgate 4.57.1) (envelope-from ) id 6ac3d345-f2d2-0a2a450a0019-aa0a857cce01-3 for ; Mon, 05 Oct 2026 18:41:42 +0200 Received: from mx-prod-mc-03.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-78-a7WJijS0OcSgjgrqhC8cFw-1; Mon, 05 Oct 2026 12:41:35 -0400 Received: from mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.111]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 904E51977002; Mon, 5 Oct 2026 16:41:33 +0000 (UTC) Received: from localhost (headnet05.pony-001.prod.iad2.dc.redhat.com [10.2.32.117]) by mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 3A47B1800446; Mon, 5 Oct 2026 16:41:32 +0000 (UTC) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" Authentication-Results: eu.smtp.expurgate.cloud; dkim=pass header.s=mimecast20190719 header.d=redhat.com header.i="@redhat.com" header.h="From:Subject:Date:Message-ID:To:Cc:MIME-Version:Content-Type:Content-Transfer-Encoding:In-Reply-To:References" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1791218501; 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=rZB2mw8kdpwzfGr186lNQ1zojLkfVBrmJO82y15WJF8=; b=VPBidAeP7EC7kcL8NhHlzLPLtLKDsrhfeDruRk7X5b8kTh/v3Tq6SkBlj87slva00YusC2 eaqbHIC9JI8r1ejrGwVn2XvElHq8gLD+Ql+IG57+AT5jSFTSB1KmGhGYYuUV0RPE0B+0F+ jPrG5i9cIgXuQsm6y9rnPif938BLW6c= X-MC-Unique: a7WJijS0OcSgjgrqhC8cFw-1 X-Mimecast-MFC-AGG-ID: a7WJijS0OcSgjgrqhC8cFw_1791218494 From: Cornelia Huck To: =?utf-8?Q?Daniel_P=2E_Berrang=C3=A9?= , qemu-devel@nongnu.org Cc: xen-devel@lists.xenproject.org, qemu-riscv@nongnu.org, qemu-ppc@nongnu.org, qemu-block@nongnu.org, qemu-s390x@nongnu.org, qemu-arm@nongnu.org, =?utf-8?Q?Daniel_P=2E_Berrang=C3=A9?= Subject: Re: [PATCH 01/28] hw: mark secure machines for x86, s390, ppc, arm, loonarch, riscv In-Reply-To: <20260911143627.2743803-2-berrange@redhat.com> Organization: "Red Hat GmbH, Sitz: Werner-von-Siemens-Ring 12, D-85630 Grasbrunn, Handelsregister: Amtsgericht =?utf-8?Q?M=C3=BCnchen=2C?= HRB 153243, =?utf-8?Q?Gesch=C3=A4ftsf=C3=BChrer=3A?= Ryan Barnhart, Charles Cachera, Avril Crosse O'Flaherty" References: <20260911143627.2743803-1-berrange@redhat.com> <20260911143627.2743803-2-berrange@redhat.com> User-Agent: Notmuch/0.40 (https://notmuchmail.org) Date: Mon, 05 Oct 2026 18:41:29 +0200 Message-ID: <87zewsje12.fsf@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.111 X-Mimecast-MFC-PROC-ID: LBdK1dWZafFwqF-0TIM4q9R9SgkYen6WDCUNHLdQ31M_1791218494 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-purgate-ID: tlsNG-4011c0/1791218502-58FC6CFC-B9724F31/0/0 X-purgate-type: clean X-purgate-size: 1086 On Fri, Sep 11 2026, Daniel P. Berrang=C3=A9 wrote: > The versioned machine types are typically present for use in > virtualization use cases and can be expected to provide a security > barrier. The only exceptions are the m68k versioned machine types > which are only used with TCG. There are also a handful of other > machines declared secure in docs/system/security.rst, notably > the Xen machine variants and microvm. > > Signed-off-by: Daniel P. Berrang=C3=A9 > --- > hw/arm/virt.c | 1 + > hw/arm/xen-pvh.c | 1 + > hw/i386/microvm.c | 1 + > hw/i386/pc_piix.c | 4 ++-- > hw/i386/xen/xen-pvh.c | 1 + > hw/loongarch/virt.c | 2 ++ > hw/ppc/spapr.c | 1 + > hw/riscv/virt.c | 1 + > hw/s390x/s390-virtio-ccw.c | 1 + > hw/xen/xen-pvh-common.c | 1 + > hw/xenpv/xen_machine_pv.c | 2 +- > include/hw/i386/pc.h | 1 + > 12 files changed, 14 insertions(+), 3 deletions(-) Acked-by: Cornelia Huck #s390