rbm_bi
struct gfs2_bitmap *bi = rbm_bi(rbm);
bi = rbm_bi(rbm);
gfs2_trans_add_meta(rbm->rgd->rd_gl, rbm_bi(rbm)->bi_bh);
gfs2_trans_add_meta(pos.rgd->rd_gl, rbm_bi(&pos)->bi_bh);
bi = rbm_bi(&rbm);
if (rbm->offset < rbm_bi(rbm)->bi_blocks)
bi = rbm_bi(&rbm);
return rbm->rgd->rd_data0 + (rbm_bi(rbm)->bi_start * GFS2_NBBY) +
struct gfs2_bitmap *bi = rbm_bi(rbm);