Received: by 2002:a25:ef43:0:0:0:0:0 with SMTP id w3csp614352ybm; Wed, 27 May 2020 03:53:01 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzsfh4ogc6wY70dNxvGas2bioLSJgR+/+c1fs3ESMxSmGPkzKo80CWPPAvYxg4NM4scwtDM X-Received: by 2002:a17:906:51a:: with SMTP id j26mr5796857eja.438.1590576780965; Wed, 27 May 2020 03:53:00 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1590576780; cv=none; d=google.com; s=arc-20160816; b=muTh02rH7TyEOAAHrVQxcBHiXbgXOp6MQVLki+koGVQNB9UFzn55bEcmRgPg3Lg19A 42DUVFzrjBPHXwMEfx6fUodH1O6aGA23w+HPYxqjXGsqz39iduvVKhE3IUXCD/AIQwsF fKqtkZTEg5QCfGgNkKFLBADEwsXwG4z+609TA0uPcfBuJ1AjRKP965k94L/yn2T6oLMG W1OXpJwOf1gfnio1V47DJQCrVKBwFIDK01WLw55uVjc9lxyZNwL3QLkch/steRwdpYY8 /bJx7gxAqLW8/UMBrtSZi9hULpLxWN33rS2tf10Az+BQyW1CQvYIbhUatQGnTDrzHTei yhPg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :user-agent:organization:references:in-reply-to:date:cc:to:from :subject:message-id:ironport-sdr:ironport-sdr; bh=E/Qwc+tvULDFE+NEKC+FGoHULxz/AXWIBWGgE60qZso=; b=FIfGvcTFl9LPlI8q8IQqvNofgi/JNbPAx1RO4fYLyghYd/u7OiSrEJo06C03IXdx1A vH2yttphfM3LWe6A4nfOsYq48UZRKcMdMmxI6Imr4D5B2NYbVVufqhmActl2MlWwSjom m00ct+ggky51zm+WXXvP4RjKZspBmrFgr15ZOtJcu/xOMbB7KEegWmf8o7JjZSqbbnBr HwvYe5aCY8IMdJW1IrAZvZtQcR9ZJ2V3IySfr859hnX4J3J9BQOfYkxdzBbPaDiwlBLr BspFRewY2AFbBu5G3fGtjRkhly6WJmRSX2YQ2ONNNoM9OgLEFbjZVCKKYXYL0Y83t7PD A6VQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id lu3si1836232ejb.305.2020.05.27.03.52.37; Wed, 27 May 2020 03:53:00 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387735AbgE0IUP (ORCPT + 99 others); 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