xfs_buftarg_t *iomap_target;
xfs_off_t iomap_offset; /* offset of mapping, bytes */
xfs_off_t iomap_bsize; /* size of mapping, bytes */
xfs_buftarg_t *iomap_target;
xfs_off_t iomap_offset; /* offset of mapping, bytes */
xfs_off_t iomap_bsize; /* size of mapping, bytes */