[PATCH] xfs: return FIEMAP_EXTENT_UNKNOWN for delayed allocation extent

[Ben Myers]

Hey Jeff,

On Thu, Jun 06, 2013 at 06:24:01AM -0700, Jeff Liu wrote:
> From: Jie Liu <jeff.liu at oracle.com>
> 
> For FIEMAP ioctl(2), if an extent is in delayed allocation
> state, we need to return the FIEMAP_EXTENT_UNKNOWN flag except
> the FIEMAP_EXTENT_DELALLOC because its data location is unknown.
> 
> Signed-off-by: Jie Liu <jeff.liu at oracle.com>

Looks fine.  Is there an email thread I can reference?

Reviewed-by: Ben Myers <bpm at sgi.com>

Thanks,
	Ben