btrfs-source 0.8-1 (i386 binary) in ubuntu hardy

 Btrfs is a new filesystem that is designed to be scalable, efficient and fast.
 Notable features include very fast offline filesystem check, online filesystem
 checking, checksumming of all metadata and fast, writable filesystem snapshots.
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  Homepage: <http://oss.oracle.com/projects/btrfs/>
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 This package provides the source code for the btrfs kernel modules.
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 WARNING: The Btrfs disk format is not yet finalized, and it currently does not
 handle disk full conditions at all. Things are under heavy development, and
 Btrfs is not suitable for any uses other than benchmarking and review.