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=-0.9 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=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 B7BA6C43381 for ; Sat, 16 Feb 2019 15:15:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7FB2F222A3 for ; Sat, 16 Feb 2019 15:15:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="fTsB3uV3" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729273AbfBPPPo (ORCPT ); Sat, 16 Feb 2019 10:15:44 -0500 Received: from mail-lj1-f196.google.com ([209.85.208.196]:42846 "EHLO mail-lj1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727151AbfBPPPn (ORCPT ); Sat, 16 Feb 2019 10:15:43 -0500 Received: by mail-lj1-f196.google.com with SMTP id l7-v6so10799724ljg.9; Sat, 16 Feb 2019 07:15:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=wdTsZwTAaPhrPSYQ7SDKMQoj7M1FkPvkbIiKXhOxM1o=; b=fTsB3uV3xHqZz9A3cBt/r5vwxdxs4oXujXCiC23mQ4ZTp9ZkQOEHUN7rO0o6ancVh9 dBeq279h+6PLlQ3/TBnSvhdh84GNxMsZUSDQYsfAJ6PpA6WSbhNbQpRg9v2OLssyaZFV FAPykvIJwxRyqb6TuMk0XLnZoAFpVccdmQF3ITvdR8ju+dWk1FBLly2vgeFxk/Rh0zQ5 ZZtWhKfMgowQpmsmByI6Wsgy0Ji2MqkJzoK2+mIxxDeSXAaMAAcHYJG+Lk5EaYX9o8iU VGbe6mF3IXi9bwzxEZXE06N03BdJKzGZc8iIYAHswC8mCrdoe9TJiTCOFXmtvF7z3Bgp EhWA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=wdTsZwTAaPhrPSYQ7SDKMQoj7M1FkPvkbIiKXhOxM1o=; b=Sp5WLqriRd7Y9Fm0ZARYKSRfY7qZe3B3VvRQiK9oepY4xHpktAWDsaAeQavmWCXVFN J8ZBB76Z9HbnQ8XLzR/uY1X1V/WEOcjQ2sB0ntt83y84ZY/JWQ3AyCl3++QkDoxbxaYo BTBoS6ZBGDGilS4ED9bX7jCognq4JOy3rVu8hIUkeFVHF5b6Bi5fPmxH/+Epsdqz3g5Q eYZStUdL3xL3/Ci9WosTn7jsUc9q8MlI0KfmJPEaCkU/fN2oAg9kG5GS2kHptaaORjkD J6wKkaSTkSwBmeGpV6izyYmNXcg4U7YlJjjD4+3xMiWdgKAeNtOBFwBsJ+37K03llGjz dAFg== X-Gm-Message-State: AHQUAuYXIzX5mEj7mlL9looD/h3PLN0i9494mZOMe5WxtsqZOHNm8N4K VArsaMAbvKAfVcFzkHbFUBdn73uzDFA= X-Google-Smtp-Source: AHgI3IY7YpKG/T9n2PPQdafMl8YMC1f7twBEfDyXT15eGXEM7uukiZTWpEIvigeNDNaYa54ZwZC8UA== X-Received: by 2002:a2e:4942:: with SMTP id b2-v6mr8241086ljd.168.1550330140849; Sat, 16 Feb 2019 07:15:40 -0800 (PST) Received: from [192.168.10.160] (91-159-62-191.elisa-laajakaista.fi. [91.159.62.191]) by smtp.gmail.com with ESMTPSA id p14sm2306998lfk.16.2019.02.16.07.15.38 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 16 Feb 2019 07:15:39 -0800 (PST) Subject: Re: [RFC PATCH v5 03/12] __wr_after_init: Core and default arch To: Peter Zijlstra Cc: Igor Stoppa , Andy Lutomirski , Nadav Amit , Matthew Wilcox , Kees Cook , Dave Hansen , Mimi Zohar , Thiago Jung Bauermann , Ahmed Soliman , linux-integrity@vger.kernel.org, kernel-hardening@lists.openwall.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org References: <20190214112849.GM32494@hirez.programming.kicks-ass.net> <6e9ec71c-ee75-9b1e-9ff8-a3210030e85d@gmail.com> <20190215085736.GO32494@hirez.programming.kicks-ass.net> From: Igor Stoppa Message-ID: <7cfb5d06-96a6-41a0-9f57-d9df1204f45e@gmail.com> Date: Sat, 16 Feb 2019 17:15:38 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 MIME-Version: 1.0 In-Reply-To: <20190215085736.GO32494@hirez.programming.kicks-ass.net> Content-Type: text/plain; charset=utf-8; format=flowed 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 15/02/2019 10:57, Peter Zijlstra wrote: > Where are the comments and Changelog notes ? How is an arch maintainer > to be aware of this requirement when adding support for his/her arch? Yes, it will be fixed in the next revision. I've added comment to the core wr_assign function and also to the changelogs for the patches enabling it on x86_64 and arm64, respectively. Should I add mention of it also in the documentation? -- igor