ocfs2_which_suballoc_group
bg_blkno = ocfs2_which_suballoc_group(head->free_blk,
bg_blkno = ocfs2_which_suballoc_group(blk, bit);
bg_blkno = ocfs2_which_suballoc_group(blk, bit);
ac->ac_last_group = ocfs2_which_suballoc_group(
u64 bg_blkno = ocfs2_which_suballoc_group(blk, bit);
ocfs2_which_suballoc_group(blkno, bit);
return ocfs2_which_suballoc_group(res->sr_blkno, res->sr_bit_offset);
bg_blkno = ocfs2_which_suballoc_group(blk, bit);