From: Peter Teoh <htmldeveloper@gmail.com>
Subject: Re: Copying Data Blocks
Date: Sun, 11 Jan 2009 23:15:24 +0800
Message-ID: <804dabb00901110715x2baf84e8kc0fc5d6fa2512fe8@mail.gmail.com>
References: <2d08ef090901060236p46d4d396x797e4bceb24a2a34@mail.gmail.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: 7bit
Cc: ext4 <linux-ext4@vger.kernel.org>,
	Kernelnewbies <kernelnewbies@nl.linux.org>
To: Rohit Sharma <imreckless@gmail.com>
Return-path: <linux-ext4-owner@vger.kernel.org>
Received: from rv-out-0506.google.com ([209.85.198.229]:52443 "EHLO
	rv-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
	with ESMTP id S1751221AbZAKPPZ (ORCPT
	<rfc822;linux-ext4@vger.kernel.org>); Sun, 11 Jan 2009 10:15:25 -0500
Received: by rv-out-0506.google.com with SMTP id k40so9858710rvb.1
        for <linux-ext4@vger.kernel.org>; Sun, 11 Jan 2009 07:15:24 -0800 (PST)
In-Reply-To: <2d08ef090901060236p46d4d396x797e4bceb24a2a34@mail.gmail.com>
Sender: linux-ext4-owner@vger.kernel.org
List-ID: <linux-ext4.vger.kernel.org>

Sorry.....some mistakes...a resent:

Here are some tips on the blockdevice API:

http://lkml.org/lkml/2006/1/24/287
http://linux.derkeiler.com/Mailing-Lists/Kernel/2006-01/msg09388.html

as indicated, documentation is rather sparse in this area.

not sure if anyone else have a summary list of blockdevice API and its
explanation?

not wrt the following "cleanup patch", i am not sure how the API will change:

http://lwn.net/Articles/304485/

thanks.

On Tue, Jan 6, 2009 at 6:36 PM, Rohit Sharma <imreckless@gmail.com> wrote:
>
> I want to read data blocks from one inode
> and copy it to other inode.
>
> I mean to copy data from data blocks associated with one inode
> to the data blocks associated with other inode.
>
> Is that possible in kernel space.?
> --



--
Regards,
Peter Teoh