From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760550AbYFPIbo (ORCPT ); Mon, 16 Jun 2008 04:31:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753214AbYFPIbh (ORCPT ); Mon, 16 Jun 2008 04:31:37 -0400 Received: from relay2.sgi.com ([192.48.171.30]:44223 "EHLO relay.sgi.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753143AbYFPIbg (ORCPT ); Mon, 16 Jun 2008 04:31:36 -0400 Date: Mon, 16 Jun 2008 03:31:34 -0500 From: Paul Jackson To: "Yinghai Lu" Cc: mingo@elte.hu, tglx@linutronix.de, steiner@sgi.com, travis@sgi.com, hpa@zytor.com, linux-kernel@vger.kernel.org, ying.huang@intel.com, andi@firstfloor.org, akpm@linux-foundation.org Subject: Re: [PATCH 4/8] x86 boot: allow overlapping ebda and efi memmap memory ranges Message-Id: <20080616033134.e18f9a6e.pj@sgi.com> In-Reply-To: <86802c440806160034r343f9570ma0141df8af9360d7@mail.gmail.com> References: <20080616062945.14597.78009.sendpatchset@polaris-admin.engr.sgi.com> <20080616063001.14597.96170.sendpatchset@polaris-admin.engr.sgi.com> <86802c440806152354i24a1ec5ap316dacec0981d05@mail.gmail.com> <20080616023200.16eafc18.pj@sgi.com> <86802c440806160034r343f9570ma0141df8af9360d7@mail.gmail.com> Organization: SGI X-Mailer: Sylpheed version 2.2.4 (GTK+ 2.12.0; i686-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 List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Yinghai wrote: > EFI memmap and ebda is partial overlapping? > > you may expand range_in_ebda_area(), and let it handle overlapping... Ok - now I understand your comment. I hesitated at first to handle the overlapping case because it was not clear to me how to handle it (and I didn't happen to need it ;). I suppose that what I should do is reserve any additional range in the memmap not already in the ebda reservation. ugh ;). -- I won't rest till it's the best ... Programmer, Linux Scalability Paul Jackson 1.940.382.4214