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=-1.0 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 C06C5C433DF for ; Thu, 25 Jun 2020 21:41:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9D6F720709 for ; Thu, 25 Jun 2020 21:41:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2407309AbgFYVk7 (ORCPT ); Thu, 25 Jun 2020 17:40:59 -0400 Received: from mga07.intel.com ([134.134.136.100]:38747 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2406260AbgFYVk6 (ORCPT ); Thu, 25 Jun 2020 17:40:58 -0400 IronPort-SDR: TqsVJQ710ygnsZq2JBDMqDjJ45dY/LOLDJtZMEvndI5Cbn1kpjg5gfd83NlF5lSQUc7LoPvko4 VaEeZo2bjI5A== X-IronPort-AV: E=McAfee;i="6000,8403,9663"; a="210179206" X-IronPort-AV: E=Sophos;i="5.75,280,1589266800"; d="scan'208";a="210179206" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Jun 2020 14:40:58 -0700 IronPort-SDR: rTsQ9s3TJyNy/6hX2yepi1qKLXFBt48BRME8ZBw7LL3kNnBGaptxxqCEu2+/bGLWCZGVgGaFOp ASKGVX0IWvyw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,280,1589266800"; d="scan'208";a="265464934" Received: from jproldan-mobl.ger.corp.intel.com (HELO localhost) ([10.252.49.123]) by fmsmga008.fm.intel.com with ESMTP; 25 Jun 2020 14:40:52 -0700 Date: Fri, 26 Jun 2020 00:40:50 +0300 From: Jarkko Sakkinen To: Don Porter Cc: Sasha Levin , Thomas Gleixner , Andi Kleen , 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 Subject: Re: [PATCH v12 00/18] Enable FSGSBASE instructions Message-ID: <20200625214050.GG20341@linux.intel.com> References: <7eb45e02-03bf-0af0-c915-794bf49d66d7@cs.unc.edu> <87h7w7qy18.fsf@nanos.tec.linutronix.de> <87d06opd3a.fsf@nanos.tec.linutronix.de> <20200528191910.GC2147934@linux.intel.com> <20200528194157.GB1407771@sasha-vm> <20200529030715.GA6182@linux.intel.com> <20200529031016.GB6182@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jun 25, 2020 at 11:30:54AM -0400, Don Porter wrote: > We are merging the changes to Graphene to run a patched 5.7 kernel with > these patches, so it should work for you (or anyone else) once all of the > changes are merged. I'd be happy to talk, perhaps off this thread, about > how we can help you with any other SGX-related kernel testing in the future, > or issues with running Graphene. > > -Don This is great to hear. And thanks for the proposal. I'll get back to you once I have had time to knock the ice myself a bit. My main interest is not the upstreaming process that we are going through right now, but more like post-upstreaming when the code needs to be thrown at with arbitrary workloads. I think this will be a perfect tool maturizing the code over time. /Jarkko