dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;
memset(dx_root, 0, osb->sb->s_blocksize);
strcpy(dx_root->dr_signature, OCFS2_DX_ROOT_SIGNATURE);
- dx_root->dr_suballoc_slot = cpu_to_le16(osb->slot_num);
+ dx_root->dr_suballoc_slot = cpu_to_le16(meta_ac->ac_alloc_slot);
dx_root->dr_suballoc_bit = cpu_to_le16(dr_suballoc_bit);
dx_root->dr_fs_generation = cpu_to_le32(osb->fs_generation);
dx_root->dr_blkno = cpu_to_le64(dr_blkno);