From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on archive.lwn.net X-Spam-Level: X-Spam-Status: No, score=-5.8 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham autolearn_force=no version=3.4.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by archive.lwn.net (Postfix) with ESMTP id 636B27D071 for ; Fri, 13 Jul 2018 17:42:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731310AbeGMR6X (ORCPT ); Fri, 13 Jul 2018 13:58:23 -0400 Received: from mga09.intel.com ([134.134.136.24]:55380 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727455AbeGMR6X (ORCPT ); Fri, 13 Jul 2018 13:58:23 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga102.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 13 Jul 2018 10:42:46 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.51,348,1526367600"; d="scan'208";a="71182086" Received: from 2b52.sc.intel.com ([143.183.136.52]) by fmsmga004.fm.intel.com with ESMTP; 13 Jul 2018 10:42:45 -0700 Message-ID: <1531503545.11680.4.camel@intel.com> Subject: Re: [RFC PATCH v2 18/27] x86/cet/shstk: Introduce WRUSS instruction From: Yu-cheng Yu To: Dave Hansen , Andy Lutomirski Cc: x86@kernel.org, "H. Peter Anvin" , Thomas Gleixner , Ingo Molnar , linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-api@vger.kernel.org, Arnd Bergmann , Balbir Singh , Cyrill Gorcunov , Florian Weimer , "H.J. Lu" , Jann Horn , Jonathan Corbet , Kees Cook , Mike Kravetz , Nadav Amit , Oleg Nesterov , Pavel Machek , Peter Zijlstra , "Ravi V. Shankar" , Vedvyas Shanbhogue Date: Fri, 13 Jul 2018 10:39:05 -0700 In-Reply-To: <8bd46e0e-5418-0b22-d471-092d31c78320@intel.com> References: <20180710222639.8241-1-yu-cheng.yu@intel.com> <20180710222639.8241-19-yu-cheng.yu@intel.com> <1531436398.2965.18.camel@intel.com> <46784af0-6fbb-522d-6acb-c6248e5e0e0d@linux.intel.com> <167645aa-f1c7-bd6a-c7e0-2da317cbbaba@intel.com> <55A0592D-0E8D-4BC5-BA4B-E82E92EEA36A@amacapital.net> <66016722-9872-a3f9-f88b-37397f9b6979@intel.com> <8bd46e0e-5418-0b22-d471-092d31c78320@intel.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.18.5.2-0ubuntu3.2 Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-doc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org On Thu, 2018-07-12 at 21:18 -0700, Dave Hansen wrote: > On 07/12/2018 09:16 PM, Dave Hansen wrote: > > > > On 07/12/2018 07:21 PM, Andy Lutomirski wrote: > > > > > > I am tempted to suggest that the whole series not be merged until > > > there are actual docs. It’s not a fantastic precedent. > > Do you mean Documentation or manpages, or are you talking about hardware > > documentation? > > https://software.intel.com/sites/default/files/managed/4d/2a/control-flow-enforcement-technology-preview.pdf > Hit send too soon... > > We do need manpages a well.  If I had to do it for protection keys, > everyone else has to suffer too. :) > > Yu-cheng, I really do think selftests are a necessity before this gets > merged. > We already have some.  I will put those in patches. Yu-cheng -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html