254 static void f2fs_map_bh(struct super_block *sb, pgoff_t pgofs,  in f2fs_map_bh()  argument
262 	map_bh(bh_result, sb, ei->blk + pgofs - ei->fofs);  in f2fs_map_bh()
263 	mapped_size = (ei->fofs + ei->len - pgofs) << blkbits;  in f2fs_map_bh()
267 static bool lookup_extent_info(struct inode *inode, pgoff_t pgofs,  in lookup_extent_info()  argument
286 	if (pgofs >= start_fofs && pgofs <= end_fofs) {  in lookup_extent_info()
606 static bool f2fs_lookup_extent_tree(struct inode *inode, pgoff_t pgofs,  in f2fs_lookup_extent_tree()  argument
613 	trace_f2fs_lookup_extent_tree_start(inode, pgofs);  in f2fs_lookup_extent_tree()
620 	en = __lookup_extent_tree(et, pgofs);  in f2fs_lookup_extent_tree()
632 	trace_f2fs_lookup_extent_tree_end(inode, pgofs, en);  in f2fs_lookup_extent_tree()
875 static bool f2fs_lookup_extent_cache(struct inode *inode, pgoff_t pgofs,  in f2fs_lookup_extent_cache()  argument
882 		return f2fs_lookup_extent_tree(inode, pgofs, ei);  in f2fs_lookup_extent_cache()
884 	return lookup_extent_info(inode, pgofs, ei);  in f2fs_lookup_extent_cache()
1225 	pgoff_t pgofs, end_offset;  in __get_data_block()  local
1231 	pgofs =	(pgoff_t)(iblock >> (PAGE_CACHE_SHIFT - blkbits));  in __get_data_block()
1233 	if (f2fs_lookup_extent_cache(inode, pgofs, &ei)) {  in __get_data_block()
1234 		f2fs_map_bh(inode->i_sb, pgofs, &ei, bh_result);  in __get_data_block()
1243 	err = get_dnode_of_data(&dn, pgofs, mode);  in __get_data_block()
1269 	pgofs++;  in __get_data_block()
1279 		err = get_dnode_of_data(&dn, pgofs, mode);  in __get_data_block()
1305 			pgofs++;  in __get_data_block()