1 typedef struct
2 {
3     int* value;
4     int* num;
5 } data;

 1 //host端
 2 
 3 data* h_input;
 4 h_input=(data*)malloc(sizeof(data));
 5 h_input->value=(int*)malloc(sizeof(int)*N);
 6 h_input->num=(int*)malloc(sizeof(int)*N);
 7 
 8 data tmp;    //用于过渡
 9 cudaMalloc((void**)& tmp->value,sizeof(int)*N);
10 cudaMalloc((void**)&tmp->num,sizeof(int)*N);

1 //device端
2 
3 data* d_input;
4 cudaMalloc((void**)&d_input,sizeof(data));
5 
6 //将host端数据复制端device端
7 cudaMemcpy(tmp->value,h_input->value,sizeof(int)*N,cudaMemcpyHostToDevice);
8 cudaMemcpy(tmp->num,h_input->num,sizeof(int)*N,cudaMemcpyHostToDevice);
9 cudaMemcpy(d_input,&tmp,sizeof(data),cudaMemcpyHostToDevice);