1560 	unsigned int maxblocks = map->m_len;  in f2fs_map_blocks_cached()
1568 	map->m_len = min((pgoff_t)maxblocks, ei.fofs + ei.len - pgoff);  in f2fs_map_blocks_cached()
1571 		*map->m_next_extent = pgoff + map->m_len;  in f2fs_map_blocks_cached()
1576 					map->m_pblk, map->m_len);  in f2fs_map_blocks_cached()
1583 		map->m_len = min(map->m_len, dev->end_blk + 1 - map->m_pblk);  in f2fs_map_blocks_cached()
1617 	unsigned int maxblocks = map->m_len;  in f2fs_map_blocks()
1645 	map->m_len = 0;  in f2fs_map_blocks()
1761 	if (map->m_len == 0) {  in f2fs_map_blocks()
1770 		map->m_len = 1;  in f2fs_map_blocks()
1779 		map->m_len++;  in f2fs_map_blocks()
1799 		map->m_len += dn.ofs_in_node - ofs_in_node;  in f2fs_map_blocks()
1818 				map->m_len - ofs);  in f2fs_map_blocks()
1838 						map->m_pblk, map->m_len);  in f2fs_map_blocks()
1850 							blk_addr, map->m_len);  in f2fs_map_blocks()
1852 			f2fs_bug_on(sbi, blk_addr + map->m_len >  in f2fs_map_blocks()
1861 			if (map->m_len > ofs)  in f2fs_map_blocks()
1864 					map->m_len - ofs);  in f2fs_map_blocks()
1898 		map.m_len = last_lblk - map.m_lblk;  in __f2fs_overwrite_io()
1900 		if (err || map.m_len == 0)  in __f2fs_overwrite_io()
1902 		map.m_lblk += map.m_len;  in __f2fs_overwrite_io()
2042 	map.m_len = blk_len;  in f2fs_fiemap()
2048 		map.m_len = cluster_size - count_in_cluster;  in f2fs_fiemap()
2070 				map.m_lblk + map.m_len - 1 == last_blk &&  in f2fs_fiemap()
2114 		size = F2FS_BLK_TO_BYTES(map.m_len);  in f2fs_fiemap()
2119 			count_in_cluster += map.m_len;  in f2fs_fiemap()
2189 			block_in_file < (map->m_lblk + map->m_len))  in f2fs_read_single_page()
2200 	map->m_len = last_block - block_in_file;  in f2fs_read_single_page()
2503 				index < (map.m_lblk + map.m_len))  in f2fs_read_data_large_folio()
2518 		map.m_len = max_nr_pages;  in f2fs_read_data_large_folio()
2651 	map.m_len = 0;  in f2fs_mpage_readpages()
4149 		map.m_len = 1;  in f2fs_bmap()
4265 		map.m_len = last_lblock - cur_lblock;  in check_swap_activate()
4283 		nr_pblocks = map.m_len;  in check_swap_activate()
4510 	map.m_len = F2FS_BYTES_TO_BLK(offset + length - 1) - map.m_lblk + 1;  in f2fs_iomap_begin()
4538 	map.m_len = fscrypt_limit_io_blocks(inode, map.m_lblk, map.m_len);  in f2fs_iomap_begin()
4551 		iomap->length = F2FS_BLK_TO_BYTES(map.m_len);  in f2fs_iomap_begin()
4568 			iomap->length = F2FS_BLK_TO_BYTES(map.m_len);  in f2fs_iomap_begin()