static uint64_t sectors_covered_by_bitmap_cluster(const BDRVQcow2State *s, const BdrvDirtyBitmap *bitmap) { uint32_t sector_granularity = bdrv_dirty_bitmap_granularity(bitmap) >> BDRV_SECTOR_BITS; return (uint64_t)sector_granularity * (s->cluster_size << 3); }