From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261678AbVAMPuI (ORCPT ); Thu, 13 Jan 2005 10:50:08 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261675AbVAMPsE (ORCPT ); Thu, 13 Jan 2005 10:48:04 -0500 Received: from fbxmetz.linbox.com ([81.56.128.63]:61333 "EHLO joebar.metz") by vger.kernel.org with ESMTP id S261685AbVAMPmr (ORCPT ); Thu, 13 Jan 2005 10:42:47 -0500 Message-ID: <41E696F4.3070700@linbox.com> Date: Thu, 13 Jan 2005 16:42:44 +0100 From: Ludovic Drolez User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.2) Gecko/20040803 X-Accept-Language: en-us, en, fr MIME-Version: 1.0 To: linux-kernel@vger.kernel.org Subject: RAIT device driver feasibility Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hello, I'd like to know if it's easy to write a RAID like device for tapes (RAIT)... For block devices, hooks are present in the kernel code, but for char devices, is there a way to implement a write function for example, which will write in parallel to N /dev/stX tape devices ? RAIT already exists in Amanda, in user space, but I'd like to see a generic kernel RAIT driver which could be used by any backup program. Cheers, -- Ludovic DROLEZ Linbox / Free&ALter Soft 152 rue de Grigy - Technopole Metz 2000 57070 METZ tel : 03 87 50 87 90 fax : 03 87 75 19 26