From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S936038Ab0COMbg (ORCPT ); Mon, 15 Mar 2010 08:31:36 -0400 Received: from moutng.kundenserver.de ([212.227.17.8]:49673 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755302Ab0COMbd (ORCPT ); Mon, 15 Mar 2010 08:31:33 -0400 From: Arnd Bergmann To: "H. Peter Anvin" Subject: Re: ATA 4 KiB sector issues. Date: Mon, 15 Mar 2010 13:30:45 +0100 User-Agent: KMail/1.12.2 (Linux/2.6.31-19-generic; KDE/4.3.2; x86_64; ; ) Cc: Denys Vlasenko , 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 References: <4B947393.2050002@kernel.org> <201003150326.22262.vda.linux@googlemail.com> <4B9DB0F2.7060808@zytor.com> In-Reply-To: <4B9DB0F2.7060808@zytor.com> MIME-Version: 1.0 Content-Type: Text/Plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <201003151330.45474.arnd@arndb.de> X-Provags-ID: V01U2FsdGVkX1/rR8FfrBHM9E5BVjQlifQjzAW9F/9WFTspuiu 5jd7DS7QIHGm3jd5pyaTRa0lu53imtaAU0Jdsm4ofQ0A4epvru fDnTTuwyJGhf5HQLQfsWg== Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Monday 15 March 2010, H. Peter Anvin wrote: > > 256K alignment is hard to swallow for a lot of reasons anyway. > > Unless the filesystem packs small files into blocks a-la reiserfs, > > 256K block filesystems will be very inefficient for a typical > > storage scenarios. > > Noone has talked about using 256K filesystem blocks. Well, logfs has just been merged and works with block sizes in that range, but obviously only if the partition is correctly aligned. Arnd