Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932174AbXINVdi (ORCPT ); Fri, 14 Sep 2007 17:33:38 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756766AbXINVdc (ORCPT ); Fri, 14 Sep 2007 17:33:32 -0400 Received: from mga03.intel.com ([143.182.124.21]:62597 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756734AbXINVdb (ORCPT ); Fri, 14 Sep 2007 17:33:31 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.20,257,1186383600"; d="scan'208";a="279218551" Date: Fri, 14 Sep 2007 14:31:12 -0700 From: "Keshavamurthy, Anil S" To: "Siddha, Suresh B" Cc: Jeremy Fitzhardinge , "Keshavamurthy, Anil S" , akpm@osdl.org, Linux Kernel , ak@suse.com Subject: Re: [patch] Fix BIOS-e820 end address Message-ID: <20070914213111.GA24882@askeshav-devel.jf.intel.com> Reply-To: "Keshavamurthy, Anil S" References: <20070908205044.GA16419@askeshav-devel.jf.intel.com> <46EAF652.9060405@goop.org> <20070914213159.GD6078@linux-os.sc.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070914213159.GD6078@linux-os.sc.intel.com> User-Agent: Mutt/1.4.2.2i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1210 Lines: 30 On Fri, Sep 14, 2007 at 02:31:59PM -0700, Siddha, Suresh B wrote: > On Fri, Sep 14, 2007 at 02:00:02PM -0700, Jeremy Fitzhardinge wrote: > > Keshavamurthy, Anil S wrote: > > > Subject: [patch] Fix BIOS-e820 end address > > > > > > --snip of boot message-- > > > BIOS-provided physical RAM map: > > > BIOS-e820: 0000000000000000 - 00000000000a0000 (usable) > > > BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved) > > > BIOS-e820: 0000000000100000 - 000000007fe8cc00 (usable) > > > ----end snip--- > > > > > > As you see from above the address 0000000000100000 is both > > > shown as reserved and usable which is confusing. > > > > > > > I think this is consistent with many other kernel interfaces (such as > > /proc/X/maps) where the end address is taken to be exclusive: [0xf0000, > > 0x100000). > > Andrew, Please disregard this patch. As Jermy, Jan pointed out, this > will cause more confusions. Thanks. I agree, we can discard my patch. -Anil - 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/