1504 int ubifs_tnc_get_bu_keys(struct ubifs_info *c, struct bu_info *bu)  in ubifs_tnc_get_bu_keys()  argument
1508 	unsigned int block = key_block(c, &bu->key);  in ubifs_tnc_get_bu_keys()
1511 	bu->cnt = 0;  in ubifs_tnc_get_bu_keys()
1512 	bu->blk_cnt = 0;  in ubifs_tnc_get_bu_keys()
1513 	bu->eof = 0;  in ubifs_tnc_get_bu_keys()
1517 	err = ubifs_lookup_level0(c, &bu->key, &znode, &n);  in ubifs_tnc_get_bu_keys()
1524 		if (len > bu->buf_len) {  in ubifs_tnc_get_bu_keys()
1529 		bu->zbranch[bu->cnt++] = znode->zbranch[n];  in ubifs_tnc_get_bu_keys()
1530 		bu->blk_cnt += 1;  in ubifs_tnc_get_bu_keys()
1546 		if (key_inum(c, key) != key_inum(c, &bu->key) ||  in ubifs_tnc_get_bu_keys()
1556 			if (len > bu->buf_len) {  in ubifs_tnc_get_bu_keys()
1570 			if (len > bu->buf_len)  in ubifs_tnc_get_bu_keys()
1575 		bu->blk_cnt += (next_block - block - 1);  in ubifs_tnc_get_bu_keys()
1576 		if (bu->blk_cnt >= UBIFS_MAX_BULK_READ)  in ubifs_tnc_get_bu_keys()
1580 		bu->zbranch[bu->cnt++] = *zbr;  in ubifs_tnc_get_bu_keys()
1581 		bu->blk_cnt += 1;  in ubifs_tnc_get_bu_keys()
1583 		if (bu->cnt >= UBIFS_MAX_BULK_READ)  in ubifs_tnc_get_bu_keys()
1585 		if (bu->blk_cnt >= UBIFS_MAX_BULK_READ)  in ubifs_tnc_get_bu_keys()
1590 		bu->eof = 1;  in ubifs_tnc_get_bu_keys()
1593 	bu->gc_seq = c->gc_seq;  in ubifs_tnc_get_bu_keys()
1601 	if (bu->blk_cnt > UBIFS_MAX_BULK_READ)  in ubifs_tnc_get_bu_keys()
1602 		bu->blk_cnt = UBIFS_MAX_BULK_READ;  in ubifs_tnc_get_bu_keys()
1608 	    !(bu->blk_cnt & (UBIFS_BLOCKS_PER_PAGE - 1)))  in ubifs_tnc_get_bu_keys()
1610 	if (bu->eof) {  in ubifs_tnc_get_bu_keys()
1612 		bu->blk_cnt += UBIFS_BLOCKS_PER_PAGE - 1;  in ubifs_tnc_get_bu_keys()
1616 	block = key_block(c, &bu->key) + bu->blk_cnt;  in ubifs_tnc_get_bu_keys()
1618 	while (bu->cnt) {  in ubifs_tnc_get_bu_keys()
1619 		if (key_block(c, &bu->zbranch[bu->cnt - 1].key) < block)  in ubifs_tnc_get_bu_keys()
1621 		bu->cnt -= 1;  in ubifs_tnc_get_bu_keys()
1735 int ubifs_tnc_bulk_read(struct ubifs_info *c, struct bu_info *bu)  in ubifs_tnc_bulk_read()  argument
1737 	int lnum = bu->zbranch[0].lnum, offs = bu->zbranch[0].offs, len, err, i;  in ubifs_tnc_bulk_read()
1741 	len = bu->zbranch[bu->cnt - 1].offs;  in ubifs_tnc_bulk_read()
1742 	len += bu->zbranch[bu->cnt - 1].len - offs;  in ubifs_tnc_bulk_read()
1743 	if (len > bu->buf_len) {  in ubifs_tnc_bulk_read()
1744 		ubifs_err(c, "buffer too small %d vs %d", bu->buf_len, len);  in ubifs_tnc_bulk_read()
1751 		err = read_wbuf(wbuf, bu->buf, len, lnum, offs);  in ubifs_tnc_bulk_read()
1753 		err = ubifs_leb_read(c, lnum, bu->buf, offs, len, 0);  in ubifs_tnc_bulk_read()
1756 	if (maybe_leb_gced(c, lnum, bu->gc_seq))  in ubifs_tnc_bulk_read()
1763 		dbg_tnck(&bu->key, "key ");  in ubifs_tnc_bulk_read()
1768 	buf = bu->buf;  in ubifs_tnc_bulk_read()
1769 	for (i = 0; i < bu->cnt; i++) {  in ubifs_tnc_bulk_read()
1770 		err = validate_data_node(c, buf, &bu->zbranch[i]);  in ubifs_tnc_bulk_read()
1773 		buf = buf + ALIGN(bu->zbranch[i].len, 8);  in ubifs_tnc_bulk_read()