xfs_rmap_has_records
int xfs_rmap_has_records(struct xfs_btree_cur *cur, xfs_agblock_t bno,
error = xfs_rmap_has_records(sc->sa.rmap_cur, bno, len, &outcome);
error = xfs_rmap_has_records(sc->sr.rmap_cur, bno, len, &outcome);
error = xfs_rmap_has_records(sc->sr.rmap_cur, bno, len, &outcome);