xfs_free_rtgroups
xfs_free_rtgroups(mp, first_rgno, index);
void xfs_free_rtgroups(struct xfs_mount *mp, xfs_rgnumber_t first_rgno,
xfs_free_rtgroups(mp, 0, mp->m_sb.sb_rgcount);
xfs_free_rtgroups(mp, 0, mp->m_sb.sb_rgcount);