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=-0.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS autolearn=ham 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 B7C8FC5CFEB for ; Wed, 11 Jul 2018 13:47:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6C27620C03 for ; Wed, 11 Jul 2018 13:47:09 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="NxFRMVYi" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6C27620C03 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388222AbeGKNvd (ORCPT ); Wed, 11 Jul 2018 09:51:33 -0400 Received: from mail-oi0-f68.google.com ([209.85.218.68]:46858 "EHLO mail-oi0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388200AbeGKNvd (ORCPT ); Wed, 11 Jul 2018 09:51:33 -0400 Received: by mail-oi0-f68.google.com with SMTP id y207-v6so49320092oie.13; Wed, 11 Jul 2018 06:47:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=b6znGufrlpNhwDbATgq1XndSrOlJ0sUd9fskYtLr6s0=; b=NxFRMVYi90bGHgVc69MHzR/KQ4gvkDdiMFjwP0hX0G6+3QOg7xYYgG5rjzW52CFeLg 8r3bGy0rLWCJGx3AncadzL9b4e3zi/fUdLZOutg7TjbYc3Hoo/gyv4/HSTOmaCzvq87w wJ0oGNT4R6Kkqsv6EyF+3M9VM9x0tYw79HO5jxElJ6uGaVZozl6XtguQbA3doHN/UM79 ACDBdKhLry+7EBTh9J+zqo2xBMn+NPAANpa1Hai2oatGfAjgLlz60rCwqV9VP+pD2DQO 8HMq70o9i5qJy28EHNVFaRy+lgVj5HwdvACx83wMJncpcn0F8HXC9R2Pj8iOdDP13/Nk 4U1Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=b6znGufrlpNhwDbATgq1XndSrOlJ0sUd9fskYtLr6s0=; b=iCPHNvDZ6pSWmfa4dQTQQesVlNQEfHoOQ2k8x0iA9io1b61Io+9g+EwdHssLcVPLYf IFJBmt+ZUw8H5l++th9FqXrNdTTJh9MSR3eRa6AD4XwPA27CTVFA8p9tvjgRdb03DZ+j +xor4tAmZTwY9Jud13WF4BWAb6C3bHHFR23eZxWmItAhN/2mk+x4DjRm8HzCeQnwn8d3 DeHbh/Trrh4jiXk2nzZYb0ZpW6fxHkby95nBJfHBOCNv9kZtb6XB3fgjrYMrcYfv+Os8 KC7He5ZBooJe93iWE+levLtkPIx6EeiKSaaurTFoAVeZpkEkeC2y6DoRFXYkZJbnZqct h1Lw== X-Gm-Message-State: APt69E1N7Lixs7NsXlSOcqa67iHquOkbgytAJgc9CBQi+073dVKZSquM SQ4kb2VfS4K9kB2l5ROe3+aEmY7gR9tlhH2XzHA= X-Google-Smtp-Source: AAOMgpdEMgWcSmXq/Qd4HqqeThMVOjNe1gNIIrPuOUXR9Tv2cJf0+NLuKFw6iCzJp1g+6DQwoYfQrwhiR7p1R+BtiAw= X-Received: by 2002:aca:b857:: with SMTP id i84-v6mr34396047oif.279.1531316826729; Wed, 11 Jul 2018 06:47:06 -0700 (PDT) MIME-Version: 1.0 Received: by 2002:a4a:c984:0:0:0:0:0 with HTTP; Wed, 11 Jul 2018 06:47:06 -0700 (PDT) In-Reply-To: References: <20180710222639.8241-1-yu-cheng.yu@intel.com> <20180710222639.8241-6-yu-cheng.yu@intel.com> From: "H.J. Lu" Date: Wed, 11 Jul 2018 06:47:06 -0700 Message-ID: Subject: Re: [RFC PATCH v2 05/27] Documentation/x86: Add CET description To: Florian Weimer Cc: Yu-cheng Yu , "the arch/x86 maintainers" , "H. Peter Anvin" , Thomas Gleixner , Ingo Molnar , LKML , linux-doc@vger.kernel.org, Linux-MM , linux-arch , Linux API , Arnd Bergmann , Andy Lutomirski , Balbir Singh , Cyrill Gorcunov , Dave Hansen , Jann Horn , Jonathan Corbet , Kees Cook , Mike Kravetz , Nadav Amit , Oleg Nesterov , Pavel Machek , Peter Zijlstra , "Ravi V. Shankar" , Vedvyas Shanbhogue Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jul 11, 2018 at 2:57 AM, Florian Weimer wrote: > On 07/11/2018 12:26 AM, Yu-cheng Yu wrote: > >> +To build a CET-enabled kernel, Binutils v2.30 and GCC v8.1 or later >> +are required. To build a CET-enabled application, GLIBC v2.29 or >> +later is also requried. > > > Have you given up on getting the required changes into glibc 2.28? > This is a typo. We are still targeting for 2.28. All pieces are there. -- H.J.