struct xfs_buf          *agbp,
        xfs_agino_t             newino,
        xfs_agino_t             newlen,
-       xfs_btnum_t             btnum)
+       bool                    is_finobt)
 {
        struct xfs_btree_cur    *cur;
        xfs_agino_t             thisino;
        int                     i;
        int                     error;
 
-       if (btnum == XFS_BTNUM_FINO)
+       if (is_finobt)
                cur = xfs_finobt_init_cursor(pag, tp, agbp);
        else
                cur = xfs_inobt_init_cursor(pag, tp, agbp);
                }
        } else {
                /* full chunk - insert new records to both btrees */
-               error = xfs_inobt_insert(pag, tp, agbp, newino, newlen,
-                                        XFS_BTNUM_INO);
+               error = xfs_inobt_insert(pag, tp, agbp, newino, newlen, false);
                if (error)
                        return error;
 
                if (xfs_has_finobt(args.mp)) {
                        error = xfs_inobt_insert(pag, tp, agbp, newino,
-                                                newlen, XFS_BTNUM_FINO);
+                                                newlen, true);
                        if (error)
                                return error;
                }