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=-4.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 DB283C433DF for ; Sun, 19 Jul 2020 05:03:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B6CCA207DA for ; Sun, 19 Jul 2020 05:03:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="D6inz7cP" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726618AbgGSFDl (ORCPT ); Sun, 19 Jul 2020 01:03:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59556 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725440AbgGSFDl (ORCPT ); Sun, 19 Jul 2020 01:03:41 -0400 Received: from mail-qt1-x829.google.com (mail-qt1-x829.google.com [IPv6:2607:f8b0:4864:20::829]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0ACF5C0619D2 for ; Sat, 18 Jul 2020 22:03:41 -0700 (PDT) Received: by mail-qt1-x829.google.com with SMTP id e12so10675216qtr.9 for ; Sat, 18 Jul 2020 22:03:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=JEqZBcqpv35rf52dotkzmMLHr8VjKvDha+vHrVrlW0A=; b=D6inz7cPW5KtL4cfSKKNob6tOCWLXCyACu71vQf1AKdWjWW/Ru7iL8LL5KeK+iEYW9 HaMZtnaytgIE0gXVgqMouC1psLLXQVub/40zNbJPwYWzM3JI7QPfkKkSzBmM/dfjQ0RU CbtoN23Yr2PuCkwrAwdFH8MzvvmuqP7W6iNjfdJUhTONAfuM7jVU+OdZ3YJXs8giGmaf jBVKIOIkG6Xp4bF4dBmWfZ6bENCWV/G3kch0eradlm29RFaffAJAxBcQTA7faOjm3Roz jODBjdS/3eq0cptBUjZwibSpiaPO00qGyJA/EBdtqpQ4TZloGI9a2L3qWY65QIkjHEJL 7QEA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=JEqZBcqpv35rf52dotkzmMLHr8VjKvDha+vHrVrlW0A=; b=YWySo6KueJNZExCzCC6O5wFF5Iqrj/6KXmMib4wLQiA+poo90cnF5toPREbbJsA7rY g6RwunbUu37WppBuY30wEvvWT2chuakFWJZcvDZiYu5RUTDQnRe1vL++vlXpnd83fvWM +a1iVyGzgWKarsk1mD+ey9XC1gjYnO6aw5T26dT5RubuuCbvcMuUxjzCo9DYa+t4AEJJ 5ujcbux2k/XbMWlWek6BODG4fLl2neCxO4A8SVwZv/NgU9OqqxQQIdJy5U3/AIebn/2u SP9CDDGiSUJPUoFOlnkahoNgVideZOQPRykVCfE6OMlZx7AP7G8nEptO9X1DUe3NNKmU DjVw== X-Gm-Message-State: AOAM533v0EUJyyGHpzJx+GIoESZpbdHKH55+vIALk8YAMfKKKZAdYutt f/iDQWPKy1NSdtod3vdYJdMX0xLoOlHPsOOf/XU= X-Google-Smtp-Source: ABdhPJw0ikC0VJ2buLuhX5AoQkeCoRIp2Y/xO+wYrRjdeukK8Al3WDMssG8e7TeQ4swr5BBN2yrSDqO5Im9oy462Hzo= X-Received: by 2002:ac8:87d:: with SMTP id x58mr17702400qth.28.1595135019168; Sat, 18 Jul 2020 22:03:39 -0700 (PDT) MIME-Version: 1.0 References: <20200704122222.GB15530@amd> In-Reply-To: <20200704122222.GB15530@amd> From: =?UTF-8?B?5a2Z5LiW6b6ZIHN1bnNoaWxvbmc=?= Date: Sun, 19 Jul 2020 13:03:25 +0800 Message-ID: Subject: Re: Are there some potentially serious problems that I should be aware of if I totally disable the CONFIG_ACPI option on the X86_64 platform? To: Pavel Machek , LKML Cc: kernelnewbies , Greg KH 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 Hi, Pavel >> Are there some potentially serious problems that I should be aware of >> if I totally disable the CONFIG_ACPI option on the X86_64 platform? >These machines are still mostly IBM-PC compatible, so it is likely to >somehow work. You'll likely get worse power and thermal >management. Try it. Thank you for taking the time to respond to my question. Do you mean disabling the CONFIG_ACPI option is mostly on IBM-PC compatible platforms? Do you think disabling the CONFIG_ACPI may cause the OS failing to boot up? Thank you for your attention to this matter. On Sat, Jul 4, 2020 at 8:22 PM Pavel Machek wrote: > > Hi! > > > Are there some potentially serious problems that I should be aware of > > if I totally disable the CONFIG_ACPI option on the X86_64 platform? > > > > Would it do harm to the hardware? > > > > Thank you for your attention to this matter. > > These machines are still mostly IBM-PC compatible, so it is likely to > somehow work. You'll likely get worse power and thermal > management. Try it. > > Pavel > > -- > (english) http://www.livejournal.com/~pavelmachek > (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html