From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755647AbYDJGwm (ORCPT ); Thu, 10 Apr 2008 02:52:42 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753803AbYDJGwd (ORCPT ); Thu, 10 Apr 2008 02:52:33 -0400 Received: from smtp-out04.alice-dsl.net ([88.44.63.6]:26004 "EHLO smtp-out04.alice-dsl.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753769AbYDJGwc (ORCPT ); Thu, 10 Apr 2008 02:52:32 -0400 To: Kasper Sandberg Cc: Ingo Molnar , Matti Aarnio , Zhao Forrest , discuss@x86-64.org, linux-kernel@vger.kernel.org, yhlu.kernel@gmail.com, ak@suse.de Subject: Re: Does Linux have plan to support memory hole remapping? From: Andi Kleen References: <87iqyro3rc.fsf@basil.nowhere.org> <20080409083700.GU3700@mea-ext.zmailer.org> <20080409085440.GB32466@elte.hu> <1207787687.30698.97.camel@localhost> Date: Thu, 10 Apr 2008 08:51:28 +0200 In-Reply-To: <1207787687.30698.97.camel@localhost> (Kasper Sandberg's message of "Thu, 10 Apr 2008 02:34:47 +0200") Message-ID: <87abk2nqxb.fsf@basil.nowhere.org> User-Agent: Gnus/5.1008 (Gnus v5.10.8) Emacs/21.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-OriginalArrivalTime: 10 Apr 2008 06:44:45.0469 (UTC) FILETIME=[5D0A3CD0:01C89AD6] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Kasper Sandberg writes: > A somewhat related question is.. How come linux does not(as i understand > it) support talking to the chipsets to do these things? wouldnt this > also give other benefits, such as being able to more precisely control > interrupts and stuff? Linux is an portable operating system and not a hardware specific BIOS. So it prefers to not know about some things. -Andi