Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755973AbZAXLvd (ORCPT ); Sat, 24 Jan 2009 06:51:33 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751444AbZAXLvX (ORCPT ); Sat, 24 Jan 2009 06:51:23 -0500 Received: from dspnet.fr.eu.org ([213.186.44.138]:3921 "EHLO dspnet.fr.eu.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751454AbZAXLvX (ORCPT ); Sat, 24 Jan 2009 06:51:23 -0500 Date: Sat, 24 Jan 2009 12:51:20 +0100 From: Olivier Galibert To: Eric Anholt Cc: linux-kernel@vger.kernel.org Subject: Re: [PATCH] drm/i915: Set up an MTRR covering the GTT at driver load. Message-ID: <20090124115120.GA75534@dspnet.fr.eu.org> Mail-Followup-To: Olivier Galibert , Eric Anholt , linux-kernel@vger.kernel.org References: <1232751258-32611-1-git-send-email-eric@anholt.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1232751258-32611-1-git-send-email-eric@anholt.net> User-Agent: Mutt/1.4.2.3i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 748 Lines: 16 On Fri, Jan 23, 2009 at 02:54:17PM -0800, Eric Anholt wrote: > + /* Set up a WC MTRR for non-PAT systems. This is more common than > + * one would think, because the kernel disables PAT on first > + * generation Core chips because WC PAT gets overridden by a UC > + * MTRR if present. Even if a UC MTRR isn't present. As a non-native speaker, I don't understand what the last sentence means. X gets overridden by Y even if there's no Y doesn't make sense. Could you do a simpler version? OG. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/