873 				   img->cluster_size, &ref->refcount_table);  in init_refcount()
878 	ret = ext2fs_get_arrayzero(1, img->cluster_size, &ref->refcount_block);  in init_refcount()
903 	image->cluster_size = fs->blocksize;  in initialize_qcow2_image()
914 	offset = align_offset(header_size, image->cluster_size);  in initialize_qcow2_image()
926 	offset += align_offset(l1_size * sizeof(blk64_t), image->cluster_size);  in initialize_qcow2_image()
937 	offset += image->cluster_size;  in initialize_qcow2_image()
943 	offset += image->cluster_size;  in initialize_qcow2_image()
995 	memset(table->data, 0, img->cluster_size);  in put_used_table()
1022 		generic_write(fd, (char *)table->data, image->cluster_size,  in flush_l2_cache()
1025 		seek += image->cluster_size;  in flush_l2_cache()
1109 			      img->cluster_size, NO_BLK);  in update_refcount()
1110 		memset(ref->refcount_block, 0, img->cluster_size);  in update_refcount()
1143 	generic_write(fd, (char *)ref->refcount_block, img->cluster_size,  in sync_refcount()
1171 				   img->cluster_size);  in output_qcow2_meta_data_blocks()
1177 	blk = end + img->cluster_size;  in output_qcow2_meta_data_blocks()
1178 	for (offset = 0; offset <= end; offset += img->cluster_size) {  in output_qcow2_meta_data_blocks()
1180 			blk += img->cluster_size;  in output_qcow2_meta_data_blocks()
1185 			end += img->cluster_size;  in output_qcow2_meta_data_blocks()
1214 				offset += img->cluster_size;  in output_qcow2_meta_data_blocks()
1236 					offset + img->cluster_size)) {  in output_qcow2_meta_data_blocks()
1237 				offset += img->cluster_size;  in output_qcow2_meta_data_blocks()
1239 					offset + img->cluster_size)) {  in output_qcow2_meta_data_blocks()
1240 					offset += img->cluster_size;  in output_qcow2_meta_data_blocks()
1249 				offset += img->cluster_size;  in output_qcow2_meta_data_blocks()
1254 			offset += img->cluster_size;  in output_qcow2_meta_data_blocks()