74     int cluster_size;  member
234     s->cluster_size = 1 << s->cluster_bits;  in qcow_open()
283     s->cluster_cache = g_malloc(s->cluster_size);  in qcow_open()
284     s->cluster_data = g_malloc(s->cluster_size);  in qcow_open()
383         l2_offset = QEMU_ALIGN_UP(l2_offset, s->cluster_size);  in get_cluster_offset()
446             (n_end - n_start) < s->cluster_size) {  in get_cluster_offset()
457             cluster_offset = QEMU_ALIGN_UP(cluster_offset, s->cluster_size);  in get_cluster_offset()
460             ret = bdrv_co_pwrite(bs->file, cluster_offset, s->cluster_size,  in get_cluster_offset()
472                 cluster_offset = QEMU_ALIGN_UP(cluster_offset, s->cluster_size);  in get_cluster_offset()
473                 if (cluster_offset + s->cluster_size > INT64_MAX) {  in get_cluster_offset()
477                                        cluster_offset + s->cluster_size,  in get_cluster_offset()
485                     (n_end - n_start) < s->cluster_size) {  in get_cluster_offset()
488                     start_offset = offset & ~(s->cluster_size - 1);  in get_cluster_offset()
489                     for (i = 0; i < s->cluster_size; i += BDRV_SECTOR_SIZE) {  in get_cluster_offset()
548     index_in_cluster = offset & (s->cluster_size - 1);  in qcow_co_block_status()
549     n = s->cluster_size - index_in_cluster;  in qcow_co_block_status()
605         csize &= (s->cluster_size - 1);  in decompress_cluster()
610         if (decompress_buffer(s->cluster_cache, s->cluster_size,  in decompress_cluster()
657         offset_in_cluster = offset & (s->cluster_size - 1);  in qcow_co_preadv()
658         n = s->cluster_size - offset_in_cluster;  in qcow_co_preadv()
753         offset_in_cluster = offset & (s->cluster_size - 1);  in qcow_co_pwritev()
754         n = s->cluster_size - offset_in_cluster;  in qcow_co_pwritev()
1064     buf = qemu_blockalign(bs, s->cluster_size);  in qcow_co_pwritev_compressed()
1065     if (bytes != s->cluster_size) {  in qcow_co_pwritev_compressed()
1066         if (bytes > s->cluster_size ||  in qcow_co_pwritev_compressed()
1073         memset(buf + bytes, 0, s->cluster_size - bytes);  in qcow_co_pwritev_compressed()
1077     out_buf = g_malloc(s->cluster_size);  in qcow_co_pwritev_compressed()
1089     strm.avail_in = s->cluster_size;  in qcow_co_pwritev_compressed()
1091     strm.avail_out = s->cluster_size;  in qcow_co_pwritev_compressed()
1104     if (ret != Z_STREAM_END || out_len >= s->cluster_size) {  in qcow_co_pwritev_compressed()
1141     bdi->cluster_size = s->cluster_size;  in qcow_co_get_info()