From: Andreas Dilger <adilger@sun.com>
To: ranjith kannikara <ranjithkannikara@gmail.com>
Cc: Bryan Donlan <bdonlan@gmail.com>,
linux-kernel@vger.kernel.org, linux-ext4@vger.kernel.org
Subject: Re: Help to edit inode content
Date: Tue, 12 May 2009 14:03:10 -0600 [thread overview]
Message-ID: <20090512200310.GP3209@webber.adilger.int> (raw)
In-Reply-To: <20aa8c370905120902o71ab9adflb8619e2a9ae343d0@mail.gmail.com>
On May 12, 2009 21:32 +0530, ranjith kannikara wrote:
> On Tue, May 12, 2009 at 9:26 PM, Bryan Donlan <bdonlan@gmail.com> wrote:
> > On Tue, May 12, 2009 at 11:47 AM, ranjith kannikara
> > <ranjithkannikara@gmail.com> wrote:
> >> I am a computer science engineering student. We have started a project
> >> to make an application to recover deleted files from an ext3
> >> filesystem. For that we have a doubt . Can we edit the inode content?
> >> ie the recovery will be robust if we could edit the inode contents and
> >> give the pointer address manually or through a code. The inode is
> >> being created in the kernel mode and is it possible to edit those
> >> contents if the code is allowed to have the kernel mode permissions..?
>
> But we would like to know whether it is possible to edit the inode
> because it will make the recovery easy and robust. ie he know the
> details of the inode of the file which had been deleted is it possible
> to edit the content of that inode with the pointers of the deleted
> file.?
Are you asking whether it is possible to modify the on-disk structure
of the ext3 inode? Generally that is NOT allowed because it will of
course break all existing filesystems if not done with extreme care.
Cheers, Andreas
--
Andreas Dilger
Sr. Staff Engineer, Lustre Group
Sun Microsystems of Canada, Inc.
next prev parent reply other threads:[~2009-05-12 20:03 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-12 15:47 Help to edit inode content ranjith kannikara
2009-05-12 15:56 ` Bryan Donlan
2009-05-12 16:02 ` ranjith kannikara
2009-05-12 16:13 ` Manish Katiyar
2009-05-12 20:03 ` Andreas Dilger [this message]
2009-05-13 4:11 ` ranjith kannikara
2009-05-13 4:14 ` Manish Katiyar
2009-05-13 4:23 ` ranjith kannikara
2009-05-13 4:28 ` Manish Katiyar
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