Re: Checksumming layer

[Andreas Dilger <adilger sun com>]

On Jan 11, 2008  12:44 +0000, Jeremy Sanders wrote:
> I would have thought it would be relatively simple to write a block device
> which acted a layer between the file system and real block device. I
> suppose the difficultly is getting all the corner cases correct. I've never
> written any kernel code, so maybe I should investigate doing that for
> fun...

I think at one point there was a checksumming loop driver, and adding a
checksumming mechanism to DM wouldn't be so hard either.

Cheers, Andreas
--
Andreas Dilger
Sr. Staff Engineer, Lustre Group
Sun Microsystems of Canada, Inc.