sizeof(struct xfs_btree_block_shdr) = 48
sizeof(struct xfs_bud_log_format) = 16
sizeof(struct xfs_bui_log_format) = 16
+sizeof(struct xfs_bulk_ireq) = 64
+sizeof(struct xfs_bulkstat) = 192
+sizeof(struct xfs_bulkstat_req) = 64
sizeof(struct xfs_clone_args) = 32
sizeof(struct xfs_cud_log_format) = 16
sizeof(struct xfs_cui_log_format) = 16
sizeof(struct xfs_icreate_log) = 28
sizeof(struct xfs_inode_log_format) = 56
sizeof(struct xfs_inode_log_format_32) = 52
+sizeof(struct xfs_inumbers) = 24
+sizeof(struct xfs_inumbers_req) = 64
sizeof(struct xfs_log_dinode) = 176
sizeof(struct xfs_map_extent) = 32
sizeof(struct xfs_phys_extent) = 16