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 31D35C433ED for ; Tue, 11 May 2021 17:48:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E3788613CF for ; Tue, 11 May 2021 17:48:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231865AbhEKRt5 (ORCPT ); Tue, 11 May 2021 13:49:57 -0400 Received: from mga14.intel.com ([192.55.52.115]:49851 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231329AbhEKRtz (ORCPT ); Tue, 11 May 2021 13:49:55 -0400 IronPort-SDR: 8jauGyadY6V+E0devMv0uF8u4vO4CfxyeOmmsqpsoqFO++phs/iBXB/YuhscetadyCKnPlWqvt uMpQxlbdgTYg== X-IronPort-AV: E=McAfee;i="6200,9189,9981"; a="199185957" X-IronPort-AV: E=Sophos;i="5.82,291,1613462400"; d="scan'208";a="199185957" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 May 2021 10:48:48 -0700 IronPort-SDR: 72faQjpAY4lKRNahWBGfO9AC6niJ6R39iKz6fqXAImoeSwx0a8EHZxde2uQdH8GICoxa+Rm0ML UAMeiwGSs5fA== X-IronPort-AV: E=Sophos;i="5.82,291,1613462400"; d="scan'208";a="434704547" Received: from akleen-mobl1.amr.corp.intel.com (HELO [10.212.131.161]) ([10.212.131.161]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 May 2021 10:48:47 -0700 Subject: Re: [RFC v2 16/32] x86/tdx: Handle MWAIT, MONITOR and WBINVD To: Dave Hansen , Dan Williams Cc: Kuppuswamy Sathyanarayanan , Peter Zijlstra , Andy Lutomirski , Tony Luck , Kirill Shutemov , Kuppuswamy Sathyanarayanan , Raj Ashok , Sean Christopherson , Linux Kernel Mailing List References: <0e577692-101e-38f7-ebe2-2e7222016a9f@linux.intel.com> <43e0a5cc-721a-04f1-50b6-b1319da10bac@intel.com> <01b0e007-6af6-ca2e-2a0d-7ff4ca2a2927@linux.intel.com> <4456b0d0-c392-4691-2963-c349369158c3@intel.com> <497d9293-9111-5d2e-2d19-7343467ff9cd@linux.intel.com> <55fd7fbe-4d36-1c1d-532b-bfa876542cd7@intel.com> From: Andi Kleen Message-ID: <37ad50ca-f568-4c62-56e2-9e9b1f34084c@linux.intel.com> Date: Tue, 11 May 2021 10:48:46 -0700 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.10.1 MIME-Version: 1.0 In-Reply-To: <55fd7fbe-4d36-1c1d-532b-bfa876542cd7@intel.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > Is there a good reason for the enduring "general protection fault..." > message other than an aversion to refactoring the code? You're the first ever to think it's a problem. We're assuming that kernel developers are smart enough to understand this. Please I implore everyone to move on from this patch. This is my last email on this topic. -Andi