Received: by 2002:a05:6902:102b:0:0:0:0 with SMTP id x11csp674871ybt; Mon, 6 Jul 2020 20:09:27 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxIZvNJkGh1pc/XxtRPNlZwxvaSQ6pWqtilcjTUxB+DHWpu+e+JGe+5ZnjSwXida4+1rm7L X-Received: by 2002:a17:906:50a:: with SMTP id j10mr32935874eja.113.1594091366896; Mon, 06 Jul 2020 20:09:26 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1594091366; cv=none; d=google.com; s=arc-20160816; b=bpth9cQZe4qR8nmM7LXfxi4zNuY8ynTyBctcYGCH3QTv64efXB1sDwRyN3LhihbpQO UyZPTTecRQ/al7Vn3WkXnTvRfMtIvB8pIC/vMHH8ubF2nyYk3vj+Kx1vKqWRSoBy51J3 7/zlXV6sFf4CgksVjt/CEbNGQbtTBJGnU9C7wx84+h6f/PgurHAK6E50/YTbKrjWUyau Hd40odMxGiGhuUnR9wEjHFw6qhUjLqsA8swBNe4jC8NVO5zqZs3/QrIa7cDGyquWs2OS /Yx9zvU5FqnG37bcISHJ/BA3rT6Do9gK6ofNrV1kxFhtTa1XiGcrMIBTET4EOqjxNFMD O6Mg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-language :content-transfer-encoding:in-reply-to:mime-version:user-agent:date :message-id:from:references:cc:to:subject; bh=zhklS20rCf/NcXErDG6ZFGfK2NB6ODCQT67wMAXDXjk=; b=evoICPzkI+CbTalrvcQKcmwZqF4uxkriQ/Xz9c+cDbZXC+iNeq5dgVfgueSWOHrvaD VfWTxuQ9VKdgoYMsrH4GRQYVtvbIRPsZ3wlys7I5fMQT2Rod75rMeV7bdlcOkiefT7vy 8hCio4TkouSJdBjsZxgAnOqPD4knjC3SXVExtcB1fcKw7yY4gcMF2Xh95v2LsQHm/+Db /BGoY0YhxE3dMj0zzf18oZAMyR8M2RzbUtlUDoQc4OtJRcslSyKvxNBaMQpL0N2dLqsS y8RPpO+3mlmR0awPiZWEu83EVY6vpLW73HURKbGq8pxbpVxZcIXLtwbwiw/KAGUli61c ugAw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=ibm.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id y97si16120463ede.234.2020.07.06.20.09.03; Mon, 06 Jul 2020 20:09:26 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=ibm.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727949AbgGGDIQ (ORCPT + 99 others); Mon, 6 Jul 2020 23:08:16 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:17786 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726434AbgGGDIP (ORCPT ); Mon, 6 Jul 2020 23:08:15 -0400 Received: from pps.filterd (m0098420.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 06731PMQ195894; Mon, 6 Jul 2020 23:08:13 -0400 Received: from ppma02wdc.us.ibm.com (aa.5b.37a9.ip4.static.sl-reverse.com [169.55.91.170]) by mx0b-001b2d01.pphosted.com with ESMTP id 3249wasnpt-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 06 Jul 2020 23:08:13 -0400 Received: from pps.filterd (ppma02wdc.us.ibm.com [127.0.0.1]) by ppma02wdc.us.ibm.com (8.16.0.42/8.16.0.42) with SMTP id 0672xjVb023568; Tue, 7 Jul 2020 03:08:12 GMT Received: from b01cxnp22036.gho.pok.ibm.com (b01cxnp22036.gho.pok.ibm.com [9.57.198.26]) by ppma02wdc.us.ibm.com with ESMTP id 324b3ja3us-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 07 Jul 2020 03:08:12 +0000 Received: from b01ledav006.gho.pok.ibm.com (b01ledav006.gho.pok.ibm.com [9.57.199.111]) by b01cxnp22036.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 06738C6b34931000 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 7 Jul 2020 03:08:12 GMT Received: from b01ledav006.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 3A4C5AC060; Tue, 7 Jul 2020 03:08:12 +0000 (GMT) Received: from b01ledav006.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 33AC2AC05E; Tue, 7 Jul 2020 03:08:12 +0000 (GMT) Received: from sbct-3.pok.ibm.com (unknown [9.47.158.153]) by b01ledav006.gho.pok.ibm.com (Postfix) with ESMTP; Tue, 7 Jul 2020 03:08:12 +0000 (GMT) Subject: Re: [PATCH v9 2/2] tpm: Add support for event log pointer found in TPM2 ACPI table To: Jarkko Sakkinen Cc: Stefan Berger , linux-integrity@vger.kernel.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, linux-security-module@vger.kernel.org References: <20200706181953.3592084-1-stefanb@linux.vnet.ibm.com> <20200706181953.3592084-3-stefanb@linux.vnet.ibm.com> <20200706230914.GC20770@linux.intel.com> <78ec872f-89b3-6464-6ede-bd0a46fe5c4c@linux.ibm.com> <20200707022416.GC112019@linux.intel.com> From: Stefan Berger Message-ID: Date: Mon, 6 Jul 2020 23:08:12 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: <20200707022416.GC112019@linux.intel.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235,18.0.687 definitions=2020-07-07_01:2020-07-06,2020-07-06 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=999 cotscore=-2147483648 adultscore=0 impostorscore=0 suspectscore=0 lowpriorityscore=0 mlxscore=0 bulkscore=0 malwarescore=0 phishscore=0 spamscore=0 priorityscore=1501 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2004280000 definitions=main-2007070019 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 7/6/20 10:24 PM, Jarkko Sakkinen wrote: > On Mon, Jul 06, 2020 at 07:55:26PM -0400, Stefan Berger wrote: >> On 7/6/20 7:09 PM, Jarkko Sakkinen wrote: >>> On Mon, Jul 06, 2020 at 02:19:53PM -0400, Stefan Berger wrote: >>>> From: Stefan Berger >>>> >>>> In case a TPM2 is attached, search for a TPM2 ACPI table when trying >>>> to get the event log from ACPI. If one is found, use it to get the >>>> start and length of the log area. This allows non-UEFI systems, such >>>> as SeaBIOS, to pass an event log when using a TPM2. >>>> >>>> Signed-off-by: Stefan Berger >>> Do you think that QEMU with TPM 1.2 emulator turned on would be a viable >>> way to test this? >> >> Yes. > Is the emulator bundled with QEMU or does it have to be installed > separately? It has to be installed separately. On Fedora 31 it would just be a `sudo dnf -y install swtpm-tools` and you should be good to go with libvirt / virt-manager. > > /Jarkko