diff --git a/mindspore/ccsrc/backend/kernel_compiler/gpu/arrays/scatter_add_gpu_kernel.h b/mindspore/ccsrc/backend/kernel_compiler/gpu/arrays/scatter_add_gpu_kernel.h
index 0b00babc0b..fd1ada1057 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/gpu/arrays/scatter_add_gpu_kernel.h
+++ b/mindspore/ccsrc/backend/kernel_compiler/gpu/arrays/scatter_add_gpu_kernel.h
@@ -96,10 +96,10 @@ class ScatterAddKernel : public GpuKernel {
   }
 
  private:
-  int input_size_;
-  int inner_size_;
-  int indices_size_;
-  int updates_size_;
+  size_t input_size_;
+  size_t inner_size_;
+  size_t indices_size_;
+  size_t updates_size_;
   std::vector<size_t> input_size_list_;
   std::vector<size_t> output_size_list_;
   std::vector<size_t> workspace_size_list_;
diff --git a/mindspore/ccsrc/backend/kernel_compiler/gpu/arrays/scatter_update_gpu_kernel.h b/mindspore/ccsrc/backend/kernel_compiler/gpu/arrays/scatter_update_gpu_kernel.h
index e0ac72561f..b5b673999c 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/gpu/arrays/scatter_update_gpu_kernel.h
+++ b/mindspore/ccsrc/backend/kernel_compiler/gpu/arrays/scatter_update_gpu_kernel.h
@@ -96,10 +96,10 @@ class ScatterUpdateKernel : public GpuKernel {
   }
 
  private:
-  int input_size_;
-  int inner_size_;
-  int indices_size_;
-  int updates_size_;
+  size_t input_size_;
+  size_t inner_size_;
+  size_t indices_size_;
+  size_t updates_size_;
   std::vector<size_t> input_size_list_;
   std::vector<size_t> output_size_list_;
   std::vector<size_t> workspace_size_list_;
diff --git a/mindspore/ccsrc/backend/kernel_compiler/gpu/cuda_impl/scatter_add_impl.cu b/mindspore/ccsrc/backend/kernel_compiler/gpu/cuda_impl/scatter_add_impl.cu
index 8292ef7b1c..81172d7866 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/gpu/cuda_impl/scatter_add_impl.cu
+++ b/mindspore/ccsrc/backend/kernel_compiler/gpu/cuda_impl/scatter_add_impl.cu
@@ -18,7 +18,7 @@
 #include "backend/kernel_compiler/gpu/cuda_impl/scatter_add_impl.cuh"
 
 template <typename T>
-__global__ void ScatterAdd(const int inner_size, const int updates_size, const int *indices, const T *updates,
+__global__ void ScatterAdd(const size_t inner_size, const size_t updates_size, const int *indices, const T *updates,
                            T *input) {
   for (size_t pos = blockIdx.x * blockDim.x + threadIdx.x; pos < updates_size; pos += blockDim.x * gridDim.x) {
     const size_t index = pos / inner_size;
@@ -29,16 +29,16 @@ __global__ void ScatterAdd(const int inner_size, const int updates_size, const i
 }
 
 template <typename T>
-void CalScatterAdd(const int &inner_size, const int &indices_size, const int *indices, const T *updates, T *input,
+void CalScatterAdd(const size_t &inner_size, const size_t &indices_size, const int *indices, const T *updates, T *input,
                    cudaStream_t cuda_stream) {
-  const int updates_size = inner_size * indices_size;
+  const size_t updates_size = inner_size * indices_size;
   ScatterAdd<<<GET_BLOCKS(updates_size), GET_THREADS, 0, cuda_stream>>>(inner_size, updates_size, indices, updates,
                                                                         input);
 }
 
-template void CalScatterAdd<float>(const int &inner_size, const int &indices_size, const int *indices,
+template void CalScatterAdd<float>(const size_t &inner_size, const size_t &indices_size, const int *indices,
                                    const float *updates, float *input, cudaStream_t cuda_stream);
-template void CalScatterAdd<half>(const int &inner_size, const int &indices_size, const int *indices,
+template void CalScatterAdd<half>(const size_t &inner_size, const size_t &indices_size, const int *indices,
                                   const half *updates, half *input, cudaStream_t cuda_stream);
-template void CalScatterAdd<int>(const int &inner_size, const int &indices_size, const int *indices, const int *updates,
-                                 int *input, cudaStream_t cuda_stream);
+template void CalScatterAdd<int>(const size_t &inner_size, const size_t &indices_size, const int *indices,
+                                 const int *updates, int *input, cudaStream_t cuda_stream);
diff --git a/mindspore/ccsrc/backend/kernel_compiler/gpu/cuda_impl/scatter_add_impl.cuh b/mindspore/ccsrc/backend/kernel_compiler/gpu/cuda_impl/scatter_add_impl.cuh
index 996b9ba606..1c54816563 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/gpu/cuda_impl/scatter_add_impl.cuh
+++ b/mindspore/ccsrc/backend/kernel_compiler/gpu/cuda_impl/scatter_add_impl.cuh
@@ -20,7 +20,7 @@
 #include "runtime/device/gpu/cuda_common.h"
 
 template <typename T>
-void CalScatterAdd(const int &inner_size, const int &indices_size, const int *indices, const T *updates, T *input,
+void CalScatterAdd(const size_t &inner_size, const size_t &indices_size, const int *indices, const T *updates, T *input,
                    cudaStream_t cuda_stream);
 
 #endif  // MINDSPORE_CCSRC_BACKEND_KERNEL_COMPILER_GPU_CUDA_IMPL_SCATTER_ADD_IMPL_CUH_
diff --git a/mindspore/ccsrc/backend/kernel_compiler/gpu/cuda_impl/scatter_update_impl.cu b/mindspore/ccsrc/backend/kernel_compiler/gpu/cuda_impl/scatter_update_impl.cu
index a6e79d57db..b93c4a68b4 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/gpu/cuda_impl/scatter_update_impl.cu
+++ b/mindspore/ccsrc/backend/kernel_compiler/gpu/cuda_impl/scatter_update_impl.cu
@@ -17,32 +17,32 @@
 #include "backend/kernel_compiler/gpu/cuda_impl/scatter_update_impl.cuh"
 
 template <typename T>
-__global__ void ScatterUpdate(const int inner_size, const int updates_size, const int *indices, const T *updates,
+__global__ void ScatterUpdate(const size_t inner_size, const size_t updates_size, const int *indices, const T *updates,
                               T *input) {
-  for (int pos = blockIdx.x * blockDim.x + threadIdx.x; pos < updates_size; pos += blockDim.x * gridDim.x) {
-    const int index = pos / inner_size;
-    const int offset = pos % inner_size;
-    const int current_pos = indices[index] * inner_size + offset;
+  for (size_t pos = blockIdx.x * blockDim.x + threadIdx.x; pos < updates_size; pos += blockDim.x * gridDim.x) {
+    const size_t index = pos / inner_size;
+    const size_t offset = pos % inner_size;
+    const size_t current_pos = indices[index] * inner_size + offset;
     input[current_pos] = updates[pos];
   }
 }
 
 template <typename T>
-void CalScatterUpdate(const int &inner_size, const int &indices_size, const int *indices, const T *updates, T *input,
-                      cudaStream_t cuda_stream) {
-  const int updates_size = inner_size * indices_size;
+void CalScatterUpdate(const size_t &inner_size, const size_t &indices_size, const int *indices, const T *updates,
+                      T *input, cudaStream_t cuda_stream) {
+  const size_t updates_size = inner_size * indices_size;
   ScatterUpdate<<<GET_BLOCKS(updates_size), GET_THREADS, 0, cuda_stream>>>(inner_size, updates_size, indices, updates,
                                                                            input);
 }
 
-template void CalScatterUpdate<float>(const int &inner_size, const int &indices_size, const int *indices,
+template void CalScatterUpdate<float>(const size_t &inner_size, const size_t &indices_size, const int *indices,
                                       const float *updates, float *input, cudaStream_t cuda_stream);
-template void CalScatterUpdate<half>(const int &inner_size, const int &indices_size, const int *indices,
+template void CalScatterUpdate<half>(const size_t &inner_size, const size_t &indices_size, const int *indices,
                                      const half *updates, half *input, cudaStream_t cuda_stream);
-template void CalScatterUpdate<int>(const int &inner_size, const int &indices_size, const int *indices,
+template void CalScatterUpdate<int>(const size_t &inner_size, const size_t &indices_size, const int *indices,
                                     const int *updates, int *input, cudaStream_t cuda_stream);
-template void CalScatterUpdate<unsigned char>(const int &inner_size, const int &indices_size, const int *indices,
+template void CalScatterUpdate<unsigned char>(const size_t &inner_size, const size_t &indices_size, const int *indices,
                                               const unsigned char *updates, unsigned char *input,
                                               cudaStream_t cuda_stream);
-template void CalScatterUpdate<int8_t>(const int &inner_size, const int &indices_size, const int *indices,
-                                     const int8_t *updates, int8_t *input, cudaStream_t cuda_stream);
+template void CalScatterUpdate<int8_t>(const size_t &inner_size, const size_t &indices_size, const int *indices,
+                                       const int8_t *updates, int8_t *input, cudaStream_t cuda_stream);
diff --git a/mindspore/ccsrc/backend/kernel_compiler/gpu/cuda_impl/scatter_update_impl.cuh b/mindspore/ccsrc/backend/kernel_compiler/gpu/cuda_impl/scatter_update_impl.cuh
index a10ccc7ae4..94e1b31d47 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/gpu/cuda_impl/scatter_update_impl.cuh
+++ b/mindspore/ccsrc/backend/kernel_compiler/gpu/cuda_impl/scatter_update_impl.cuh
@@ -20,7 +20,7 @@
 #include "runtime/device/gpu/cuda_common.h"
 
 template <typename T>
-void CalScatterUpdate(const int &inner_size, const int &indices_size, const int *indices, const T *updates, T *input,
-                      cudaStream_t cuda_stream);
+void CalScatterUpdate(const size_t &inner_size, const size_t &indices_size, const int *indices, const T *updates,
+                      T *input, cudaStream_t cuda_stream);
 
 #endif  // MINDSPORE_CCSRC_BACKEND_KERNEL_COMPILER_GPU_CUDA_IMPL_SCATTER_UPDATE_IMPL_CUH_