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=-3.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS autolearn=unavailable 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 B099CC48BE3 for ; Fri, 21 Jun 2019 23:29:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 815072070B for ; Fri, 21 Jun 2019 23:29:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="byvtoB+Q" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726114AbfFUX32 (ORCPT ); Fri, 21 Jun 2019 19:29:28 -0400 Received: from merlin.infradead.org ([205.233.59.134]:57882 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726045AbfFUX32 (ORCPT ); Fri, 21 Jun 2019 19:29:28 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.20170209; h=Content-Transfer-Encoding:Content-Type: In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To:Subject:Sender :Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=veIfsznsGG3ioukN8XMlSwEnuA6OV0M+qbciLbASVM0=; b=byvtoB+Qt9qV9tAMsibhKYm1te LqQN2fCMSI8jm3dpX3kQIk0hUknDDfsVUSWcbZgNihtO/AiSLPju7pzXbldu+cc7rTfvKPRxQfQmu NWvLLzoKvC0m2VJJ+h8zPv7hkv0qvxXZIfkPtEoeSQPinBwpSI/js1PSGrmLOW8sFvrgz1kgJp4nG 9vDPnLtc7yqO9MA1pdSl1c1JIvylxFTYKgB2oGV9wdxscJobCOrMlaFbC97qYPNo8GfBE7vn+5myQ GqnSXvJmMQEAJ3XCHrKjb8E6IwCmIb0GyLUl0+xQhnf1Rrl7HgbxYacm9oGnoTgoCQuMp6Iu/Q6jE bULrYjZQ==; Received: from static-50-53-52-16.bvtn.or.frontiernet.net ([50.53.52.16] helo=midway.dunlab) by merlin.infradead.org with esmtpsa (Exim 4.92 #3 (Red Hat Linux)) id 1heSy6-0000Ov-Du; Fri, 21 Jun 2019 23:29:18 +0000 Subject: Re: [PATCH v6] Documentation: Add section about CPU vulnerabilities for Spectre To: Tim Chen , Thomas Gleixner Cc: Alexei Starovoitov , Jonathan Corbet , Greg Kroah-Hartman , Ben Greear , stable@vger.kernel.org, Andi Kleen , Dave Hansen , Jun Nakajima , Jiri Kosina , Linus Torvalds , Tom Lendacky , Ingo Molnar , Peter Zijlstra , Josh Poimboeuf , Andrea Arcangeli , David Woodhouse , Asit Mallick , Arjan van de Ven , Jon Masters , Waiman Long , Borislav Petkov , Mark Gross , LKML , x86@kernel.org References: <20190620231050.22816-1-tim.c.chen@linux.intel.com> From: Randy Dunlap Message-ID: <6cce35f2-4447-7671-54dc-52bbb71ba8b2@infradead.org> Date: Fri, 21 Jun 2019 16:29:11 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0 MIME-Version: 1.0 In-Reply-To: <20190620231050.22816-1-tim.c.chen@linux.intel.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 6/20/19 4:10 PM, Tim Chen wrote: > Add documentation for Spectre vulnerability and the mitigation mechanisms: > > - Explain the problem and risks > - Document the mitigation mechanisms > - Document the command line controls > - Document the sysfs files > > Co-developed-by: Andi Kleen > Signed-off-by: Andi Kleen > Co-developed-by: Tim Chen > Signed-off-by: Tim Chen > Reviewed-by: Thomas Gleixner > Cc: stable@vger.kernel.org > --- > Documentation/admin-guide/hw-vuln/index.rst | 1 + > Documentation/admin-guide/hw-vuln/spectre.rst | 697 ++++++++++++++++++ > Documentation/userspace-api/spec_ctrl.rst | 2 + > 3 files changed, 700 insertions(+) > create mode 100644 Documentation/admin-guide/hw-vuln/spectre.rst > Reviewed-by: Randy Dunlap Thanks. -- ~Randy