Re: Copying Data Blocks

["rishi agrawal" <postrishi@xxxxxxxxx>]

yes i suppose the donor inode is known

moreover the receiver inode's number is also known

On Tue, Jan 6, 2009 at 6:54 PM, Manish Katiyar <mkatiyar@xxxxxxxxx> wrote:

On Tue, Jan 6, 2009 at 4:06 PM, Rohit Sharma <imreckless@xxxxxxxxx> 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.

Copying 4K chunk of data itself is a costly operation. and depending
on the size of your donor inode this can be huge . Why do you want to
do that ? Do you know the inode of the donor inode ?

thanks -
Manish

>
> Is that possible in kernel space.?
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Regards,
Rishi B. Agrawal