[PATCH 3/3] xfs_io: add fpunch command for hole punching via fallocate

[Alex Elder]

On Fri, 2011-03-04 at 19:22 -0500, Christoph Hellwig wrote:
> plain text document attachment (add-fpunch-command)
> Add a fpunch command which simply uses fallocate to punch a hole for the
> given offset and length.
> 
> Signed-off-by: Josef Bacik <josef at redhat.com>
> Signed-off-by: Christoph Hellwig <hch at lst.de>

This looks good too.  I haven't tested these yet but
they look fine to me.

Reviewed-by: Alex Elder <aelder at sgi.com>