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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,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 E4DFBC433E0 for ; Wed, 27 May 2020 08:20:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BC924207CB for ; Wed, 27 May 2020 08:20:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387762AbgE0IUP (ORCPT ); Wed, 27 May 2020 04:20:15 -0400 Received: from mga01.intel.com ([192.55.52.88]:51898 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387610AbgE0IUN (ORCPT ); Wed, 27 May 2020 04:20:13 -0400 IronPort-SDR: mASz4X5Q5S3jVGasOi4+tr3SFcQ3Zw44s4m86DyYPa9051V81Q+y/vwt7lP7hX0akZ0HhHIDd6 VSuZ1azGNm5g== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 May 2020 01:20:12 -0700 IronPort-SDR: Vkrfy2pofcn0ByQPZKPgniWVF8eN83YDP6fLrkQQlWpI7m2tz9JwcVcyx7y4AlKj0QQH6AsNB3 foCDBL3jQBmQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.73,440,1583222400"; d="scan'208";a="302019772" Received: from rharrie2-mobl.ger.corp.intel.com ([10.252.56.247]) by fmsmga002.fm.intel.com with ESMTP; 27 May 2020 01:20:09 -0700 Message-ID: <1276588f1ea395bdedf8b5e3af15666f0095dc0d.camel@linux.intel.com> Subject: Re: Re: [PATCH v12 00/18] Enable FSGSBASE instructions From: Jarkko Sakkinen To: Don Porter , Thomas Gleixner Cc: Andi Kleen , Sasha Levin , linux-kernel@vger.kernel.org, bp@alien8.de, luto@kernel.org, hpa@zytor.com, dave.hansen@intel.com, tony.luck@intel.com, ravi.v.shankar@intel.com, chang.seok.bae@intel.com Date: Wed, 27 May 2020 11:20:08 +0300 In-Reply-To: <7eb45e02-03bf-0af0-c915-794bf49d66d7@cs.unc.edu> References: <20200511045311.4785-1-sashal@kernel.org> <0186c22a8a6be1516df0703c421faaa581041774.camel@linux.intel.com> <20200515164013.GF29995@sasha-vm> <20200518153407.GA499505@tassilo.jf.intel.com> <371e6a92cad25cbe7a8489785efa7d3457ecef3b.camel@linux.intel.com> <87v9ksvoaq.fsf@nanos.tec.linutronix.de> <20200519164853.GA19706@linux.intel.com> <7eb45e02-03bf-0af0-c915-794bf49d66d7@cs.unc.edu> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.36.2-0ubuntu1 MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2020-05-22 at 16:14 -0400, Don Porter wrote: > legacy code in SGX. We have been following LKML discussions on this > instruction for years, and hoping this feature would be supported by > Linux, so that we can retire this module. To our knowledge, every SGX Why have you followed this for years and never tried the patches? /Jarkko