Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262589AbVDYLdM (ORCPT ); Mon, 25 Apr 2005 07:33:12 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262587AbVDYLdL (ORCPT ); Mon, 25 Apr 2005 07:33:11 -0400 Received: from mail.parknet.co.jp ([210.171.160.6]:51211 "EHLO mail.parknet.co.jp") by vger.kernel.org with ESMTP id S262589AbVDYLdH (ORCPT ); Mon, 25 Apr 2005 07:33:07 -0400 To: Zhonglin Zhang Cc: axboe@suse.de, linux-kernel@vger.kernel.org Subject: Re: Two questions related with FAT filesystem and block device layer. References: <1114397961.793.17.camel@milo> From: OGAWA Hirofumi Date: Mon, 25 Apr 2005 20:32:20 +0900 In-Reply-To: <1114397961.793.17.camel@milo> (Zhonglin Zhang's message of "Mon, 25 Apr 2005 10:59:21 +0800") Message-ID: <87fyxfdrcr.fsf@devron.myhome.or.jp> User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1136 Lines: 32 Zhonglin Zhang writes: > Q1. > When I use "mkdosfs /dev/tffsa1", WIN2000 And WINXP can > read/write the /dev/tffsa1. > When I use "mkdosfs -S 4096 /dev/tffsa1", WIN2000 > can read/write the /dev/tffsa1, But Winxp can't. > > Why? W can I make the winxp can read/write the /dev/sda1. I don't know. > Q2. > When using "mkdosfs /dev/tffsa1", Our VideoRecord isn't fluent. > > When using "mkdosfs -S 4096 /dev/tffsa1", Our VideoRecord is fluent. > I wonder how the sector size affect the Video Record. I guess the cluster size was increased by "-S 4096", so the number of times of block allocation became fewer. > Our ultimate goal is 'Video Record is fluent and Win2000/Winxp can > read/write the /dev/tffsa1 as a u-disk. How about testing the "mkdosfs -s 64 /dev/foo"? -- OGAWA Hirofumi - 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/