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=-15.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URI_NOVOWEL,USER_AGENT_GIT autolearn=ham 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 75D79C43460 for ; Thu, 6 May 2021 14:00:14 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 0F1BB6103E for ; Thu, 6 May 2021 14:00:13 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0F1BB6103E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from list by lists.xenproject.org with outflank-mailman.123533.232988 (Exim 4.92) (envelope-from ) id 1leeXl-0003zy-JF; Thu, 06 May 2021 13:59:57 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 123533.232988; Thu, 06 May 2021 13:59:57 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1leeXl-0003zp-F7; Thu, 06 May 2021 13:59:57 +0000 Received: by outflank-mailman (input) for mailman id 123533; Thu, 06 May 2021 13:59:55 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1leeXj-0003iB-N7 for xen-devel@lists.xenproject.org; Thu, 06 May 2021 13:59:55 +0000 Received: from mail-qt1-x82b.google.com (unknown [2607:f8b0:4864:20::82b]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id 5d060e54-3546-4113-998d-8797937aaeb2; Thu, 06 May 2021 13:59:55 +0000 (UTC) Received: by mail-qt1-x82b.google.com with SMTP id o1so4050262qta.1 for ; Thu, 06 May 2021 06:59:55 -0700 (PDT) Received: from pm2-ws13.praxislan02.com ([2001:470:8:67e:6095:81da:832e:3929]) by smtp.gmail.com with ESMTPSA id 189sm2069992qkh.99.2021.05.06.06.59.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 06 May 2021 06:59:53 -0700 (PDT) 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" X-Inumbo-ID: 5d060e54-3546-4113-998d-8797937aaeb2 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=poW51U2VVY5gXkXvZ25b1vYYpwTn8lqPWe1EiAs4Tbg=; b=HD7SXwT1NtfGxVWBp6YBENsTVJbzVh4hYQ7yBUVP/I57IT5WiRkPD0qxJ9Z9Odak6e z4kGtG4S2UPVug+BzfZGv1fEQWFV3enWUR4GuK9XqXF7VZPYJuSrjfXltS54iyhVBI73 PsUgwc01UpMbTgfI8Mj0Kq6FQ64bEw345mssQe2pvL0ptGC322h0SzK1iEaKHB9N+NFm z55TXBqM5jGrZcPdoQ6ywyn33/L8aEyYL+q0nrmBBpuNSdpc7tsrc9MVJKJZginFtWNS sH+U+ZqOChZWLlHSD2YHv/nh3InxnkDdr+7ORPZg8BhVbnMMhv3kLf/xk+D1FGIIcN4g v4CA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=poW51U2VVY5gXkXvZ25b1vYYpwTn8lqPWe1EiAs4Tbg=; b=kaXmgcg1hYdqIIqeb9OBT7iHqkxBFyl5YP8GfBXRvoS9b8tUz7QjZylbcC0j54H6uf +vKSYkqIfbbP3lKWkPkofZ/O43BsD1azJau8ZGAJ22o7e1p4FhZHIrgWivq0W4urCxWy wd/zfGa4xYrp9Ge6qSzXSIi2BhcUP8VOvQ/W6tfNAU59w665G5p+n7TOopehgvA1wiDc dwozjxRzArr+gyKYF03aIYiEP/nn9SnolUgTXRW839JRFkXLop5oCrPVijl0wx0bD1NC 7ObOzVH5G2ssjXq9fgbT274Q3A6ybijUV1Wf3FSAjgK2am7SrFYylBZRbsQE6IyexjWX YN5Q== X-Gm-Message-State: AOAM532cX/DS+vsp73ODkBU7TF2uRkp2FY+qRPqtgsY4KbcvCUQ9rbfQ wJzypJNXFKp9zFWC23p1iAi5yHCN77c= X-Google-Smtp-Source: ABdhPJx0LAeDDpflzjiEYTOwZOIRcLGZhioDrPhNBATKFN1RUoXo5q/WK1BQeG6fvr4KxQdFiBnfrg== X-Received: by 2002:aed:2128:: with SMTP id 37mr4311335qtc.163.1620309594470; Thu, 06 May 2021 06:59:54 -0700 (PDT) From: Jason Andryuk To: xen-devel@lists.xenproject.org Cc: Jason Andryuk , Ian Jackson , Wei Liu , Andrew Cooper Subject: [PATCH v2 01/13] docs: Warn about incomplete vtpmmgr TPM 2.0 support Date: Thu, 6 May 2021 09:59:11 -0400 Message-Id: <20210506135923.161427-2-jandryuk@gmail.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210506135923.161427-1-jandryuk@gmail.com> References: <20210506135923.161427-1-jandryuk@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The vtpmmgr TPM 2.0 support is incomplete. Add a warning about that to the documentation so others don't have to work through discovering it is broken. Signed-off-by: Jason Andryuk Acked-by: Andrew Cooper --- docs/man/xen-vtpmmgr.7.pod | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/docs/man/xen-vtpmmgr.7.pod b/docs/man/xen-vtpmmgr.7.pod index af825a7ffe..875dcce508 100644 --- a/docs/man/xen-vtpmmgr.7.pod +++ b/docs/man/xen-vtpmmgr.7.pod @@ -222,6 +222,17 @@ XSM label, not the kernel. =head1 Appendix B: vtpmmgr on TPM 2.0 +=head2 WARNING: Incomplete - cannot persist data + +TPM 2.0 support for vTPM manager is incomplete. There is no support for +persisting an encryption key, so vTPM manager regenerates primary and secondary +key handles each boot. + +Also, the vTPM manger group command implementation hardcodes TPM 1.2 commands. +This means running manage-vtpmmgr.pl fails when the TPM 2.0 hardware rejects +the TPM 1.2 commands. vTPM manager with TPM 2.0 cannot create groups and +therefore cannot persist vTPM contents. + =head2 Manager disk image setup: The vTPM Manager requires a disk image to store its encrypted data. The image -- 2.30.2