230         int64_t host_off = bat2sect(s, i) << BDRV_SECTOR_BITS;  in parallels_fill_used_bitmap()  local
231         if (host_off == 0) {  in parallels_fill_used_bitmap()
235         err2 = mark_used(bs, s->used_bmap, s->used_bmap_size, host_off, 1);  in parallels_fill_used_bitmap()
256     int64_t i, pos, idx, to_allocate, first_free, host_off;  in allocate_clusters()  local
285         host_off = s->data_end * BDRV_SECTOR_SIZE;  in allocate_clusters()
293             ret = bdrv_co_truncate(bs->file, host_off + bytes,  in allocate_clusters()
301             ret = bdrv_co_pwrite_zeroes(bs->file, host_off, bytes, 0);  in allocate_clusters()
321         host_off = s->data_start * BDRV_SECTOR_SIZE;  in allocate_clusters()
322         host_off += first_free * s->cluster_size;  in allocate_clusters()
330                 host_off < s->data_end * BDRV_SECTOR_SIZE) {  in allocate_clusters()
331             ret = bdrv_co_pwrite_zeroes(bs->file, host_off,  in allocate_clusters()
368     ret = mark_used(bs, s->used_bmap, s->used_bmap_size, host_off, to_allocate);  in allocate_clusters()
375                 host_off / BDRV_SECTOR_SIZE / s->off_multiplier);  in allocate_clusters()
376         host_off += s->cluster_size;  in allocate_clusters()
378     if (host_off > s->data_end * BDRV_SECTOR_SIZE) {  in allocate_clusters()
379         s->data_end = host_off / BDRV_SECTOR_SIZE;  in allocate_clusters()
563         int64_t host_off = bat2sect(s, cluster) << BDRV_SECTOR_BITS;  in parallels_co_pdiscard()  local
564         if (host_off == 0) {  in parallels_co_pdiscard()
568         ret = bdrv_co_pdiscard(bs->file, host_off, s->cluster_size);  in parallels_co_pdiscard()
574         bitmap_clear(s->used_bmap, host_cluster_index(s, host_off), 1);  in parallels_co_pdiscard()
793     int64_t host_off, host_sector, guest_sector;  in parallels_check_duplicate()  local
824         host_off = bat2sect(s, i) << BDRV_SECTOR_BITS;  in parallels_check_duplicate()
825         if (host_off == 0) {  in parallels_check_duplicate()
829         ret = mark_used(bs, bitmap, bitmap_size, host_off, 1);  in parallels_check_duplicate()
856         ret = bdrv_co_pread(bs->file, host_off, s->cluster_size, buf, 0);  in parallels_check_duplicate()
868         host_off = host_sector << BDRV_SECTOR_BITS;  in parallels_check_duplicate()
870         ret = bdrv_co_pwrite(bs->file, host_off, s->cluster_size, buf, 0);  in parallels_check_duplicate()
876         if (host_off + s->cluster_size > res->image_end_offset) {  in parallels_check_duplicate()
877             res->image_end_offset = host_off + s->cluster_size;  in parallels_check_duplicate()
889         ret = mark_used(bs, bitmap, bitmap_size, host_off, 1);  in parallels_check_duplicate()