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=-4.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS 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 2E22BC433DB for ; Wed, 6 Jan 2021 21:41:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E15092313C for ; Wed, 6 Jan 2021 21:41:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726475AbhAFVkz (ORCPT ); Wed, 6 Jan 2021 16:40:55 -0500 Received: from mga01.intel.com ([192.55.52.88]:37237 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726225AbhAFVkz (ORCPT ); Wed, 6 Jan 2021 16:40:55 -0500 IronPort-SDR: m/Ma0OgRXfIiRzo6vXctVEQXPCbyDi5R4prasF49P+n/55ZgAJS4CHlLwfaVm/YU3qdx9H1DLM DscOFzaenx/Q== X-IronPort-AV: E=McAfee;i="6000,8403,9856"; a="195891242" X-IronPort-AV: E=Sophos;i="5.79,328,1602572400"; d="scan'208";a="195891242" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jan 2021 13:40:14 -0800 IronPort-SDR: UZKVZUZFR7iI153GpVLzx5YEXqcOPdjGGSsoa0zjyw+/OoRZvdUtFxAnY+fY9ASl4xZ6IHwsLS LcJJP9mgej5w== X-IronPort-AV: E=Sophos;i="5.79,328,1602572400"; d="scan'208";a="379433054" Received: from vastrong-mobl3.amr.corp.intel.com (HELO khuang2-desk.gar.corp.intel.com) ([10.255.230.243]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jan 2021 13:40:11 -0800 Date: Thu, 7 Jan 2021 10:40:09 +1300 From: Kai Huang To: Dave Hansen Cc: , , , , , , , , , , , Subject: Re: [RFC PATCH 02/23] x86/sgx: Add enum for SGX_CHILD_PRESENT error code Message-Id: <20210107104009.8bee3e8c76dfc8da549f5e00@intel.com> In-Reply-To: <05f6945b-418a-b4eb-406a-0f0a23cb939f@intel.com> References: <2a41e15dfda722dd1e34feeda34ce864cd82361b.1609890536.git.kai.huang@intel.com> <05f6945b-418a-b4eb-406a-0f0a23cb939f@intel.com> X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.32; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-sgx@vger.kernel.org On Wed, 6 Jan 2021 10:28:55 -0800 Dave Hansen wrote: > On 1/5/21 5:55 PM, Kai Huang wrote: > > Add SGX_CHILD_PRESENT for use by SGX virtualization to assert EREMOVE > > failures are expected, but only due to SGX_CHILD_PRESENT. > > This dances around the fact that this is an architectural error-code. > Could that be explicit? Maybe the subject should be: > > Add SGX_CHILD_PRESENT hardware error code Sure. I'll do that.