319 static int	block_map(struct open_file *f, daddr_t file_block,
597 block_map(struct open_file *f, daddr_t file_block, daddr_t *disk_block_p)  in block_map()  argument
629 	if (file_block < EXT2_NDADDR) {  in block_map()
631 		*disk_block_p = fp->f_di.di_db[file_block];  in block_map()
635 	file_block -= EXT2_NDADDR;  in block_map()
644 		if (file_block < fp->f_nindir[level])  in block_map()
646 		file_block -= fp->f_nindir[level];  in block_map()
679 			idx = file_block / fp->f_nindir[level - 1];  in block_map()
680 			file_block %= fp->f_nindir[level - 1];  in block_map()
682 			idx = file_block;  in block_map()
702 	daddr_t file_block;  in buf_read_file()  local
708 	file_block = lblkno(fs, fp->f_seekp);  in buf_read_file()
709 	block_size = dblksize(fs, &fp->f_di, file_block);  in buf_read_file()
711 	if (file_block != fp->f_buf_blkno) {  in buf_read_file()
712 		error = block_map(f, file_block, &disk_block);  in buf_read_file()
730 		fp->f_buf_blkno = file_block;  in buf_read_file()