rfc: drop support for historic fs formats from xfsprogs

[Dave Chinner]

On Tue, Feb 07, 2012 at 01:29:02PM -0500, Christoph Hellwig wrote:
> While doing a lot of xfs_repair work I noticed that there's a lot of
> effort spent on handling historic filesystem features.  The two that
> make my life in repair hard are mostly:
> 
>  - unaligned inodes
>  - dirv1
> 
> none of which every made it to production on Linux.  I'd like to suggest
> to drop support for old filesystem features before a certain cut off
> date after we release the currently pending xfsprogs 3.1.8 release.

That seems like a good idea to me - less code to support in future,
and I'd say taht code is rarely, if ever, tested to work these days.

Cheers,

Dave.
-- 
Dave Chinner
david at fromorbit.com