Support the extended rmap btree key structure.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dave Chinner <david@fromorbit.com>
sizeof(struct xfs_icreate_log) = 28
sizeof(struct xfs_refcount_key) = 4
sizeof(struct xfs_refcount_rec) = 12
-sizeof(struct xfs_rmap_key) = 20
+sizeof(struct xfs_rmap_key) = 4
sizeof(struct xfs_rmap_rec) = 24
+sizeof(struct xfs_rmapx_key) = 20
sizeof(xfs_agf_t) = 224
sizeof(xfs_agfl_t) = 36
sizeof(xfs_agi_t) = 336