850 				   img->cluster_size, &ref->refcount_table);  in init_refcount()
855 	ret = ext2fs_get_arrayzero(1, img->cluster_size, &ref->refcount_block);  in init_refcount()
877 	image->cluster_size = fs->blocksize;  in initialize_qcow2_image()
888 	offset = align_offset(header_size, image->cluster_size);  in initialize_qcow2_image()
900 	offset += align_offset(l1_size * sizeof(blk64_t), image->cluster_size);  in initialize_qcow2_image()
911 	offset += image->cluster_size;  in initialize_qcow2_image()
917 	offset += image->cluster_size;  in initialize_qcow2_image()
969 	memset(table->data, 0, img->cluster_size);  in put_used_table()
996 		generic_write(fd, (char *)table->data, image->cluster_size,  in flush_l2_cache()
999 		seek += image->cluster_size;  in flush_l2_cache()
1083 			      img->cluster_size, NO_BLK);  in update_refcount()
1084 		memset(ref->refcount_block, 0, img->cluster_size);  in update_refcount()
1117 	generic_write(fd, (char *)ref->refcount_block, img->cluster_size,  in sync_refcount()
1145 				   img->cluster_size);  in output_qcow2_meta_data_blocks()
1151 	blk = end + img->cluster_size;  in output_qcow2_meta_data_blocks()
1152 	for (offset = 0; offset <= end; offset += img->cluster_size) {  in output_qcow2_meta_data_blocks()
1154 			blk += img->cluster_size;  in output_qcow2_meta_data_blocks()
1159 			end += img->cluster_size;  in output_qcow2_meta_data_blocks()
1187 				offset += img->cluster_size;  in output_qcow2_meta_data_blocks()
1208 					offset + img->cluster_size)) {  in output_qcow2_meta_data_blocks()
1209 				offset += img->cluster_size;  in output_qcow2_meta_data_blocks()
1211 					offset + img->cluster_size)) {  in output_qcow2_meta_data_blocks()
1212 					offset += img->cluster_size;  in output_qcow2_meta_data_blocks()
1221 				offset += img->cluster_size;  in output_qcow2_meta_data_blocks()
1226 			offset += img->cluster_size;  in output_qcow2_meta_data_blocks()