Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751089AbWAJSet (ORCPT ); Tue, 10 Jan 2006 13:34:49 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750936AbWAJSet (ORCPT ); Tue, 10 Jan 2006 13:34:49 -0500 Received: from smtp.osdl.org ([65.172.181.4]:17796 "EHLO smtp.osdl.org") by vger.kernel.org with ESMTP id S1750804AbWAJSes (ORCPT ); Tue, 10 Jan 2006 13:34:48 -0500 Date: Tue, 10 Jan 2006 10:34:32 -0800 (PST) From: Linus Torvalds To: Martin Bligh cc: Jens Axboe , Byron Stanoszek , Ingo Molnar , linux-kernel@vger.kernel.org, Andrew Morton Subject: Re: 2G memory split In-Reply-To: <43C3F986.4090209@mbligh.org> Message-ID: References: <20060110125852.GA3389@suse.de> <20060110132957.GA28666@elte.hu> <20060110133728.GB3389@suse.de> <20060110143931.GM3389@suse.de> <43C3F986.4090209@mbligh.org> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 605 Lines: 18 On Tue, 10 Jan 2006, Martin Bligh wrote: > > The non-1GB-aligned ones need to be disbarred when PAE is on, I think. Well, right now _all_ the non-3:1 cases need to be disbarred. I think we depend on the kernel mapping only ever being the _one_ last entry in the top-level page table, which is only true with the 3:1 mapping. But I didn't check. Linus - 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/