From patchwork Tue Jul 30 09:39:04 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Paul Durrant X-Patchwork-Id: 11065387 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D5B37912 for ; Tue, 30 Jul 2019 09:40:37 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C2A7626E3D for ; Tue, 30 Jul 2019 09:40:37 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B244D283A8; Tue, 30 Jul 2019 09:40:37 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 4872726E3D for ; Tue, 30 Jul 2019 09:40:37 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1hsObH-0008NU-Ky; Tue, 30 Jul 2019 09:39:19 +0000 Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1hsObG-0008N1-HD for xen-devel@lists.xenproject.org; Tue, 30 Jul 2019 09:39:18 +0000 X-Inumbo-ID: e537dbf2-b2ad-11e9-b6e1-5fb48bb40884 Received: from esa4.hc3370-68.iphmx.com (unknown [216.71.155.144]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id e537dbf2-b2ad-11e9-b6e1-5fb48bb40884; Tue, 30 Jul 2019 09:39:15 +0000 (UTC) Authentication-Results: esa4.hc3370-68.iphmx.com; dkim=none (message not signed) header.i=none; spf=None smtp.pra=paul.durrant@citrix.com; spf=Pass smtp.mailfrom=Paul.Durrant@citrix.com; spf=None smtp.helo=postmaster@mail.citrix.com Received-SPF: None (esa4.hc3370-68.iphmx.com: no sender authenticity information available from domain of paul.durrant@citrix.com) identity=pra; client-ip=162.221.158.21; receiver=esa4.hc3370-68.iphmx.com; envelope-from="Paul.Durrant@citrix.com"; x-sender="paul.durrant@citrix.com"; x-conformance=sidf_compatible Received-SPF: Pass (esa4.hc3370-68.iphmx.com: domain of Paul.Durrant@citrix.com designates 162.221.158.21 as permitted sender) identity=mailfrom; client-ip=162.221.158.21; receiver=esa4.hc3370-68.iphmx.com; envelope-from="Paul.Durrant@citrix.com"; x-sender="Paul.Durrant@citrix.com"; x-conformance=sidf_compatible; x-record-type="v=spf1"; x-record-text="v=spf1 ip4:209.167.231.154 ip4:178.63.86.133 ip4:195.66.111.40/30 ip4:85.115.9.32/28 ip4:199.102.83.4 ip4:192.28.146.160 ip4:192.28.146.107 ip4:216.52.6.88 ip4:216.52.6.188 ip4:162.221.158.21 ip4:162.221.156.83 ~all" Received-SPF: None (esa4.hc3370-68.iphmx.com: no sender authenticity information available from domain of postmaster@mail.citrix.com) identity=helo; client-ip=162.221.158.21; receiver=esa4.hc3370-68.iphmx.com; envelope-from="Paul.Durrant@citrix.com"; x-sender="postmaster@mail.citrix.com"; x-conformance=sidf_compatible IronPort-SDR: AnsnNj0yynucRqQAoHQlayD+IHCVFWtaDLhzRrdYunYTo0Vs2tSCBs3eOaL3wm0Du9/ib9Q17b T6FYkyWLnSpiYXEGkxXVNmRTkrgJBVzRZbhXXxuKzTnywWiCyOnMKMy+i3QZDhbmeohWRghrPo JZcxJYyRhsMawtt753VvAjjemtQoFIo8couR5mTl2G2lawx6z6JdkuYWbRhL7QPKvnaeaZtDQY q5UPn3l+t6u8Rxoo9LxNA6OdnwaqY3I+fv0H4KN/IDOBl9n9qeT9teeMpEOdlbqCOTpSHwXpc+ xDE= X-SBRS: 2.7 X-MesageID: 3748701 X-Ironport-Server: esa4.hc3370-68.iphmx.com X-Remote-IP: 162.221.158.21 X-Policy: $RELAYED X-IronPort-AV: E=Sophos;i="5.64,326,1559534400"; d="scan'208";a="3748701" From: Paul Durrant To: Date: Tue, 30 Jul 2019 10:39:04 +0100 Message-ID: <20190730093904.1794-6-paul.durrant@citrix.com> X-Mailer: git-send-email 2.20.1.2.gb21ebb671 In-Reply-To: <20190730093904.1794-1-paul.durrant@citrix.com> References: <20190730093904.1794-1-paul.durrant@citrix.com> MIME-Version: 1.0 Subject: [Xen-devel] [PATCH v3 5/5] x86/domain: remove the 's3_integrity' flag X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Andrew Cooper , Paul Durrant , Wei Liu , Jan Beulich , =?utf-8?q?Roger_Pau_Monn=C3=A9?= Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" X-Virus-Scanned: ClamAV using ClamSMTP The flag is not needed since the domain 'options' can now be tested directly. Signed-off-by: Paul Durrant Reviewed-by: "Roger Pau Monné" Reviewed-by: Jan Beulich --- Cc: Jan Beulich Cc: Andrew Cooper Cc: Wei Liu v3: - Also sanitise the flag against CONFIG_TBOOT being set --- xen/arch/x86/domain.c | 9 +++++++-- xen/arch/x86/setup.c | 2 +- xen/arch/x86/tboot.c | 2 +- xen/include/asm-x86/domain.h | 2 -- 4 files changed, 9 insertions(+), 6 deletions(-) diff --git a/xen/arch/x86/domain.c b/xen/arch/x86/domain.c index 0f43da3b6a..15ace7df70 100644 --- a/xen/arch/x86/domain.c +++ b/xen/arch/x86/domain.c @@ -466,6 +466,13 @@ int arch_sanitise_domain_config(struct xen_domctl_createdomain *config) return -EINVAL; } + if ( (config->flags & XEN_DOMCTL_CDF_s3_integrity) && + !IS_ENABLED(TBOOT) ) + { + dprintk(XENLOG_INFO, "S3 integrity check not valid without CONFIG_TBOOT\n"); + return -EINVAL; + } + return 0; } @@ -544,8 +551,6 @@ int arch_domain_create(struct domain *d, d->domain_id); } - d->arch.s3_integrity = config->flags & XEN_DOMCTL_CDF_s3_integrity; - emflags = config->arch.emulation_flags; if ( is_hardware_domain(d) && is_pv_domain(d) ) diff --git a/xen/arch/x86/setup.c b/xen/arch/x86/setup.c index d2011910fa..fdd1f2b489 100644 --- a/xen/arch/x86/setup.c +++ b/xen/arch/x86/setup.c @@ -689,7 +689,7 @@ void __init noreturn __start_xen(unsigned long mbi_p) .stop_bits = 1 }; struct xen_domctl_createdomain dom0_cfg = { - .flags = XEN_DOMCTL_CDF_s3_integrity, + .flags = IS_ENABLED(TBOOT) ? XEN_DOMCTL_CDF_s3_integrity : 0, .max_evtchn_port = -1, .max_grant_frames = opt_max_grant_frames, .max_maptrack_frames = opt_max_maptrack_frames, diff --git a/xen/arch/x86/tboot.c b/xen/arch/x86/tboot.c index f3fdee4d39..3db8a8a8d8 100644 --- a/xen/arch/x86/tboot.c +++ b/xen/arch/x86/tboot.c @@ -212,7 +212,7 @@ static void tboot_gen_domain_integrity(const uint8_t key[TB_KEY_SIZE], vmac_set_key((uint8_t *)key, &ctx); for_each_domain( d ) { - if ( !d->arch.s3_integrity ) + if ( !(d->options & XEN_DOMCTL_CDF_s3_integrity) ) continue; printk("MACing Domain %u\n", d->domain_id); diff --git a/xen/include/asm-x86/domain.h b/xen/include/asm-x86/domain.h index 5f9899469c..5c038a1065 100644 --- a/xen/include/asm-x86/domain.h +++ b/xen/include/asm-x86/domain.h @@ -295,8 +295,6 @@ struct arch_domain uint32_t pci_cf8; uint8_t cmos_idx; - bool_t s3_integrity; - union { struct pv_domain pv; struct hvm_domain hvm;