[PATCH 2/9 v2] xfs: remove if_lastex

[Alex Elder]

On Mon, 2011-05-23 at 04:52 -0400, Christoph Hellwig wrote:
> The if_lastex field in struct xfs_ifork is only used as a temporary index
> during xfs_bmapi and xfs_bunmapi.  Instead of using the inode fork to store
> it keep it local in the callchain.  Fortunately this is very easy as
> we already pass a stack copy of it down the whole chain which can simplify
> be changed to be passed by reference.
> 
> Signed-off-by: Christoph Hellwig <hch at lst.de>

Looks good.

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