XFS_FSB_TO_INO
igeo->maxicount = XFS_FSB_TO_INO(mp,
igeo->inodes_per_cluster = XFS_FSB_TO_INO(mp, igeo->blocks_per_cluster);
igeo->cluster_align_inodes = XFS_FSB_TO_INO(mp, igeo->cluster_align);
M_IGEO(mp)->maxicount = XFS_FSB_TO_INO(mp, icount);
uint64_t fakeinos = XFS_FSB_TO_INO(mp, st->f_bfree);