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=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 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 A97CBC433E0 for ; Thu, 21 Jan 2021 01:19:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6113223719 for ; Thu, 21 Jan 2021 01:19:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727481AbhAUBTg (ORCPT ); Wed, 20 Jan 2021 20:19:36 -0500 Received: from mga02.intel.com ([134.134.136.20]:7135 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2390998AbhAUBQZ (ORCPT ); Wed, 20 Jan 2021 20:16:25 -0500 IronPort-SDR: cyRie6Op3GgEpOE+JMyqW7s/t9g6hen1azdL/ikUKoIRSBzpWgjPOay3Np066Eh0PWGooMLgZh P6ov6oe/TxJg== X-IronPort-AV: E=McAfee;i="6000,8403,9870"; a="166298468" X-IronPort-AV: E=Sophos;i="5.79,362,1602572400"; d="scan'208";a="166298468" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Jan 2021 17:15:42 -0800 IronPort-SDR: kzm4LWD2QKLqKo7Dkspim+Bj2ISndd4K6jFtNor98CTUdZfx7Phe3WuT+7j5RJbm32xMU82VX5 jxGVTqQCOJWw== X-IronPort-AV: E=Sophos;i="5.79,362,1602572400"; d="scan'208";a="351289601" Received: from raavalos-mobl2.amr.corp.intel.com (HELO [10.212.38.24]) ([10.212.38.24]) by orsmga003-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Jan 2021 17:15:40 -0800 Subject: Re: [RFC PATCH v2 12/26] x86/sgx: Add helper to update SGX_LEPUBKEYHASHn MSRs To: Kai Huang Cc: Jarkko Sakkinen , linux-sgx@vger.kernel.org, kvm@vger.kernel.org, x86@kernel.org, seanjc@google.com, luto@kernel.org, haitao.huang@intel.com, pbonzini@redhat.com, bp@alien8.de, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com References: <5116fdc732e8e14b3378c44e3b461a43f330ed0c.1610935432.git.kai.huang@intel.com> <8613b3f1-c4f6-3e5d-4406-9476727666a7@intel.com> <20210121123625.c45deeccc690138f2417bd41@intel.com> <982ddc27-27ec-2d03-54a4-1c0b07e8a3c9@intel.com> <20210121140638.b9bac5af44fc0f33996a2853@intel.com> From: Dave Hansen Autocrypt: addr=dave.hansen@intel.com; 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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20210121140638.b9bac5af44fc0f33996a2853@intel.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-sgx@vger.kernel.org On 1/20/21 5:06 PM, Kai Huang wrote: > > /* > * Update the SGX_LEPUBKEYHASH MSRs to the values specified by caller. > * > * EINITTOKEN is not used in enclave initialization, which requires > * hash of enclave's signer must match values in SGX_LEPUBKEYHASH MSRs > * to make EINIT be successful. > */ I'm grumpy, but I hate it. I'll stop the bike shedding for now, though.