Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262760AbUJ0VcX (ORCPT ); Wed, 27 Oct 2004 17:32:23 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262900AbUJ0V27 (ORCPT ); Wed, 27 Oct 2004 17:28:59 -0400 Received: from fw.osdl.org ([65.172.181.6]:38046 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S262728AbUJ0VZO (ORCPT ); Wed, 27 Oct 2004 17:25:14 -0400 Date: Wed, 27 Oct 2004 14:29:14 -0700 From: Andrew Morton To: Jeff Garzik Cc: mbligh@aracnet.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, bzolnier@gmail.com, rddunlap@osdl.org, wli@holomorphy.com, axboe@suse.de Subject: Re: [PATCH] Re: news about IDE PIO HIGHMEM bug (was: Re: 2.6.9-mm1) Message-Id: <20041027142914.197c72ed.akpm@osdl.org> In-Reply-To: <417FCE4E.4080605@pobox.com> References: <58cb370e041027074676750027@mail.gmail.com> <417FBB6D.90401@pobox.com> <1246230000.1098892359@[10.10.2.4]> <1246750000.1098892883@[10.10.2.4]> <417FCE4E.4080605@pobox.com> X-Mailer: Sylpheed version 0.9.7 (GTK+ 1.2.10; i586-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 655 Lines: 22 Jeff Garzik wrote: > > > However, pfn_to_page(page_to_pfn(page) + 1) might be safer. If rather slower. > > > Is this patch acceptable to everyone? Andrew? spose so. The scatterlist API is being a bit silly there. It might be worthwhile doing: #ifdef CONFIG_DISCONTIGMEM #define nth_page(page,n) pfn_to_page(page_to_pfn((page)) + n) #else #define nth_page(page,n) ((page)+(n)) #endif - 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/