49 				     struct erofs_map_blocks *map,  in erofs_map_blocks_flatmode()  argument
54 	u64 offset = map->m_la;  in erofs_map_blocks_flatmode()
58 	trace_erofs_map_blocks_flatmode_enter(inode, map, flags);  in erofs_map_blocks_flatmode()
65 		map->m_flags = 0;  in erofs_map_blocks_flatmode()
66 		map->m_plen = 0;  in erofs_map_blocks_flatmode()
71 	map->m_flags = EROFS_MAP_MAPPED;  in erofs_map_blocks_flatmode()
74 		map->m_pa = blknr_to_addr(vi->raw_blkaddr) + map->m_la;  in erofs_map_blocks_flatmode()
75 		map->m_plen = blknr_to_addr(lastblk) - offset;  in erofs_map_blocks_flatmode()
80 		map->m_pa = iloc(sbi, vi->nid) + vi->inode_isize +  in erofs_map_blocks_flatmode()
81 			vi->xattr_isize + erofs_blkoff(map->m_la);  in erofs_map_blocks_flatmode()
82 		map->m_plen = inode->i_size - offset;  in erofs_map_blocks_flatmode()
85 		if (erofs_blkoff(map->m_pa) + map->m_plen > PAGE_SIZE) {  in erofs_map_blocks_flatmode()
94 		map->m_flags |= EROFS_MAP_META;  in erofs_map_blocks_flatmode()
98 			  vi->nid, inode->i_size, map->m_la);  in erofs_map_blocks_flatmode()
105 	map->m_llen = map->m_plen;  in erofs_map_blocks_flatmode()
108 	trace_erofs_map_blocks_flatmode_exit(inode, map, flags, 0);  in erofs_map_blocks_flatmode()
113 		     struct erofs_map_blocks *map, int flags)  in erofs_map_blocks()  argument
116 		int err = z_erofs_map_blocks_iter(inode, map, flags);  in erofs_map_blocks()
118 		if (map->mpage) {  in erofs_map_blocks()
119 			put_page(map->mpage);  in erofs_map_blocks()
120 			map->mpage = NULL;  in erofs_map_blocks()
124 	return erofs_map_blocks_flatmode(inode, map, flags);  in erofs_map_blocks()
156 		struct erofs_map_blocks map = {  in erofs_read_raw_page()  local
162 		err = erofs_map_blocks(inode, &map, EROFS_GET_BLOCKS_RAW);  in erofs_read_raw_page()
167 		if (!(map.m_flags & EROFS_MAP_MAPPED)) {  in erofs_read_raw_page()
176 		DBG_BUGON(map.m_plen != map.m_llen);  in erofs_read_raw_page()
178 		blknr = erofs_blknr(map.m_pa);  in erofs_read_raw_page()
179 		blkoff = erofs_blkoff(map.m_pa);  in erofs_read_raw_page()
182 		if (map.m_flags & EROFS_MAP_META) {  in erofs_read_raw_page()
186 			DBG_BUGON(map.m_plen > PAGE_SIZE);  in erofs_read_raw_page()
197 			memcpy(vto, vsrc + blkoff, map.m_plen);  in erofs_read_raw_page()
198 			memset(vto + map.m_plen, 0, PAGE_SIZE - map.m_plen);  in erofs_read_raw_page()
213 		DBG_BUGON(erofs_blkoff(map.m_pa));  in erofs_read_raw_page()
216 		if (nblocks > DIV_ROUND_UP(map.m_plen, PAGE_SIZE))  in erofs_read_raw_page()
217 			nblocks = DIV_ROUND_UP(map.m_plen, PAGE_SIZE);  in erofs_read_raw_page()
329 	struct erofs_map_blocks map = {  in erofs_bmap()  local
340 	if (!erofs_map_blocks(inode, &map, EROFS_GET_BLOCKS_RAW))  in erofs_bmap()
341 		return erofs_blknr(map.m_pa);  in erofs_bmap()