From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755665Ab0CHUOO (ORCPT ); Mon, 8 Mar 2010 15:14:14 -0500 Received: from terminus.zytor.com ([198.137.202.10]:43554 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755523Ab0CHUOE (ORCPT ); Mon, 8 Mar 2010 15:14:04 -0500 Message-ID: <4B955A37.2030206@zytor.com> Date: Mon, 08 Mar 2010 12:12:39 -0800 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.7) Gecko/20100120 Fedora/3.0.1-1.fc12 Thunderbird/3.0.1 MIME-Version: 1.0 To: "Martin K. Petersen" CC: Tejun Heo , "linux-ide@vger.kernel.org" , lkml , Daniel Taylor , Jeff Garzik , Mark Lord , tytso@mit.edu, hirofumi@mail.parknet.co.jp, Andrew Morton , Alan Cox , irtiger@gmail.com, Matthew Wilcox , aschnell@suse.de, knikanth@suse.de, jdelvare@suse.de, Karel Zak , Jim Meyering Subject: Re: ATA 4 KiB sector issues. References: <4B947393.2050002@kernel.org> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 03/08/2010 07:18 AM, Martin K. Petersen wrote: > > I'm Cc:'ing Karel Zak and Jim Meyering who have been doing all the > alignment work for fdisk and parted respectively. Karel, Jim: The full > writeup is here: > > http://ata.wiki.kernel.org/index.php/ATA_4_KiB_sector_issues > > It'd be great if you guys could share what you have been doing to the > tooling. > Please correct the following bit in C-3: "A different partition format - GPT[6] - should be used beyond 2^32 sectors, which could harm compatibility with older BIOSs or other operating systems which don't recognize the new format." BIOS does not care about the partition table format. There might be issues with > 2^32 sectors for BIOSes (e.g. truncating sector counts), but that would be unrelated. -hpa