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=-0.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED 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 0A11FC43387 for ; Mon, 17 Dec 2018 21:06:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C969E217D9 for ; Mon, 17 Dec 2018 21:06:22 +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="TADvunuP" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389490AbeLQVGV (ORCPT ); Mon, 17 Dec 2018 16:06:21 -0500 Received: from merlin.infradead.org ([205.233.59.134]:58332 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726969AbeLQVGV (ORCPT ); Mon, 17 Dec 2018 16:06:21 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.20170209; h=Content-Type:In-Reply-To:MIME-Version: Date:Message-ID:From:References:Cc:To:Subject:Sender:Reply-To: Content-Transfer-Encoding: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=F5eDz++z/FQJ213bay0vdKfK1MgxKX+eXhxMIAA31Go=; b=TADvunuPcx9nhwIyhivs69EW4 ETFO94vFVgZjs1BNj9rLk72dTLsV6+ckzW4b7REeEIFMx7xHY/XFVfmHHgxoIROC8v1JyRoJHZloc FrH9cdDaj5DVrT4GnZx/lne23boVEwlGbDlGE+yNf7xRyI4C32mx33FQOKqVjo7IEavuXiqvVpfFW v16fTnIQJjiYPGEApg8IxLE+YNXwvysMcvN7JmJnCkFXPxJ/f89cx926q3OlZb88ZKvsuWgAqE13u nLYYgzYOeq/P3jxVGpAx5pS+/zpMu57NC+E/admts7MPRZjmynWtlj17SC4pj+FenWGTgipNf32oO zuhUqdlPw==; 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 4.90_1 #2 (Red Hat Linux)) id 1gZ05j-0003ww-4y; Mon, 17 Dec 2018 21:06:19 +0000 Subject: Re: [PATCH 0/1] RFC: Revamp admin-guide/tainted-kernels.rst to make it more comprehensible To: Jonathan Corbet , Thorsten Leemhuis Cc: linux-doc@vger.kernel.org, Linux Kernel Mailing List References: <20181217152043.9989-1-linux@leemhuis.info> <20181217112437.5fe868eb@lwn.net> From: Randy Dunlap Message-ID: <8f67a8ca-bf64-c537-843a-b03bcfc3dace@infradead.org> Date: Mon, 17 Dec 2018 13:06:15 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.3.0 MIME-Version: 1.0 In-Reply-To: <20181217112437.5fe868eb@lwn.net> Content-Type: multipart/mixed; boundary="------------6BBD015C4CD1538B71FF8F14" Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is a multi-part message in MIME format. --------------6BBD015C4CD1538B71FF8F14 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit On 12/17/18 10:24 AM, Jonathan Corbet wrote: > Here's an idea if you feel like improving this: rather than putting an > inscrutable program inline, add a taint_status script to scripts/ that > prints out the status in fully human-readable form, with the explanation > for every set bit. And some people prefer not adding tools that use python, perl, etc. E.g., I use this shell script (named 'chktaint', which could probably be done better): (see attachment) -- ~Randy --------------6BBD015C4CD1538B71FF8F14 Content-Type: text/plain; charset=UTF-8; name="chktaint" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="chktaint" IyEgL2Jpbi9zaAojIEdQTCB2Mi4KIyBSYW5keSBEdW5sYXAgPHJkdW5sYXBAaW5mcmFkZWFk Lm9yZz4KClRBSU5URklMRT0iL3Byb2Mvc3lzL2tlcm5lbC90YWludGVkIgoKaWYgWyAhIC1y ICRUQUlOVEZJTEUgXTsgdGhlbgoJZWNobyAiTm8gZmlsZTogJFRBSU5URklMRSIKCWV4aXQK ZmkKCnRhaW50PWBjYXQgJFRBSU5URklMRWAKaWYgWyAkdGFpbnQgLWVxIDAgXTsgdGhlbgoJ ZWNobyAiS2VybmVsIG5vdCBUYWludGVkIgoJZXhpdApmaQoKZWNobyAiUmF3IFRhaW50IHZh bHVlOiAkdGFpbnQiClQ9JHRhaW50Cm91dD0KCmFkZG91dCgpIHsKCW91dD0kb3V0JDEKfQoK aWYgWyBgZXhwciAkVCAlIDJgIC1lcSAwIF07IHRoZW4KCWFkZG91dCAiRyIKZWxzZQoJYWRk b3V0ICJQIgkjIFByb3ByaWV0YXJ5IG1vZHVsZSB3YXMgbG9hZGVkCmZpCgpUPWBleHByICRU IC8gMmAKaWYgWyBgZXhwciAkVCAlIDJgIC1lcSAwIF07IHRoZW4KCWFkZG91dCAiICIKZWxz ZQoJYWRkb3V0ICJGIgkjIG1vZHVsZSB3YXMgZm9yY2UgbG9hZGVkCmZpCgpUPWBleHByICRU IC8gMmAKaWYgWyBgZXhwciAkVCAlIDJgIC1lcSAwIF07IHRoZW4KCWFkZG91dCAiICIKZWxz ZQoJYWRkb3V0ICJTIgkjIG9vcHMgb24gbm9uLXN1cHBvcnRlZCBTTVAgaGFyZHdhcmUKZmkK ClQ9YGV4cHIgJFQgLyAyYAppZiBbIGBleHByICRUICUgMmAgLWVxIDAgXTsgdGhlbgoJYWRk b3V0ICIgIgplbHNlCglhZGRvdXQgIlIiCSMgbW9kdWxlIHdhcyBmb3JjZSB1bmxvYWRlZApm aQoKVD1gZXhwciAkVCAvIDJgCmlmIFsgYGV4cHIgJFQgJSAyYCAtZXEgMCBdOyB0aGVuCglh ZGRvdXQgIiAiCmVsc2UKCWFkZG91dCAiTSIJIyBNYWNoaW5lIENoZWNrIGV4Y2VwdGlvbgpm aQoKVD1gZXhwciAkVCAvIDJgCmlmIFsgYGV4cHIgJFQgJSAyYCAtZXEgMCBdOyB0aGVuCglh ZGRvdXQgIiAiCmVsc2UKCWFkZG91dCAiQiIJIyBCYWQgUGFnZSByZWZlcmVuY2UKZmkKClQ9 YGV4cHIgJFQgLyAyYAppZiBbIGBleHByICRUICUgMmAgLWVxIDAgXTsgdGhlbgoJYWRkb3V0 ICIgIgplbHNlCglhZGRvdXQgIlUiCSMgVXNlciB0YWludCByZXF1ZXN0ZWQKZmkKClQ9YGV4 cHIgJFQgLyAyYAppZiBbIGBleHByICRUICUgMmAgLWVxIDAgXTsgdGhlbgoJYWRkb3V0ICIg IgplbHNlCglhZGRvdXQgIkQiCSMga2VybmVsIERpZWQsIE9vcHMsIG9yIEJ1ZwpmaQoKVD1g ZXhwciAkVCAvIDJgCmlmIFsgYGV4cHIgJFQgJSAyYCAtZXEgMCBdOyB0aGVuCglhZGRvdXQg IiAiCmVsc2UKCWFkZG91dCAiQSIJIyBBQ1BJIHRhYmxlIG92ZXJyaWRkZW4KZmkKClQ9YGV4 cHIgJFQgLyAyYAppZiBbIGBleHByICRUICUgMmAgLWVxIDAgXTsgdGhlbgoJYWRkb3V0ICIg IgplbHNlCglhZGRvdXQgIlciCSMgcHJldmlvdXMgV2FybmluZyB3YXMgaXNzdWVkCmZpCgpU PWBleHByICRUIC8gMmAKaWYgWyBgZXhwciAkVCAlIDJgIC1lcSAwIF07IHRoZW4KCWFkZG91 dCAiICIKZWxzZQoJYWRkb3V0ICJDIgkjIFN0YWdpbmcgKENyYXApIG1vZHVsZSB3YXMgbG9h ZGVkCmZpCgpUPWBleHByICRUIC8gMmAKaWYgWyBgZXhwciAkVCAlIDJgIC1lcSAwIF07IHRo ZW4KCWFkZG91dCAiICIKZWxzZQoJYWRkb3V0ICJJIgkjIGZpcm13YXJlIGJ1ZyB3b3JrYXJv dW5kCmZpCgpUPWBleHByICRUIC8gMmAKaWYgWyBgZXhwciAkVCAlIDJgIC1lcSAwIF07IHRo ZW4KCWFkZG91dCAiICIKZWxzZQoJYWRkb3V0ICJPIgkjIG91dC1vZi10cmVlIG1vZHVsZSBs b2FkZWQKZmkKClQ9YGV4cHIgJFQgLyAyYAppZiBbIGBleHByICRUICUgMmAgLWVxIDAgXTsg dGhlbgoJYWRkb3V0ICIgIgplbHNlCglhZGRvdXQgIkUiCSMgdW5zaWduZWQgbW9kdWxlIGxv YWRlZCBpbiBrZXJuZWwgd2l0aCBzaWduaW5nCmZpCgpUPWBleHByICRUIC8gMmAKaWYgWyBg ZXhwciAkVCAlIDJgIC1lcSAwIF07IHRoZW4KCWFkZG91dCAiICIKZWxzZQoJYWRkb3V0ICJM IgkjIHNvZnQgbG9ja3VwIHJlcG9ydGVkCmZpCgpUPWBleHByICRUIC8gMmAKaWYgWyBgZXhw ciAkVCAlIDJgIC1lcSAwIF07IHRoZW4KCWFkZG91dCAiICIKZWxzZQoJYWRkb3V0ICJLIgkj IGtlcm5lbCBoYXMgYmVlbiBsaXZlLXBhdGNoZWQKZmkKClQ9YGV4cHIgJFQgLyAyYAppZiBb IGBleHByICRUICUgMmAgLWVxIDAgXTsgdGhlbgoJYWRkb3V0ICIgIgplbHNlCglhZGRvdXQg IlgiCSMgYXV4aWxpYXJ5IHRhaW50LCB1c2VkIGJ5IGRpc3Ryb3MKZmkKClQ9YGV4cHIgJFQg LyAyYAppZiBbIGBleHByICRUICUgMmAgLWVxIDAgXTsgdGhlbgoJYWRkb3V0ICIgIgplbHNl CglhZGRvdXQgIlQiCSMgc3RydWN0IHJhbmRvbWl6YXRpb24gcGx1Z2luIHdhcyB1c2VkCmZp CgplY2hvICJLZXJuZWwgVGFpbnQ6ICRvdXQiCiNFT0YjCg== --------------6BBD015C4CD1538B71FF8F14--