fix code review defects

mindspore/ccsrc/device/gpu/gpu_kernel_runtime.cc

@@ -171,7 +171,7 @@ bool GPUKernelRuntime::Run(session::KernelGraph *graph) {
   const uint64_t kUSecondInSecond = 1000000;
   uint64_t cost = kUSecondInSecond * static_cast<uint64_t>(end_time.tv_sec - start_time.tv_sec);
   cost += static_cast<uint64_t>(end_time.tv_usec - start_time.tv_usec);
-  MS_LOG(DEBUG) << "kernel runtime run graph in " << cost << " us";
+  MS_LOG(DEBUG) << "GPU kernel runtime run graph in " << cost << " us";
   return ret;
 }
 

mindspore/ccsrc/device/gpu/gpu_memory_copy_manager.cc

@@ -104,12 +104,12 @@ DeviceAddressPtr GPUMemCopyManager::UpdateSwapInQueue() {
   return device_address;
 }
 
-bool GPUMemCopyManager::AllocHostPinnedMem(size_t size, void **addr) {
+bool GPUMemCopyManager::AllocHostPinnedMem(size_t size, void **addr) const {
   auto alloc_size = CudaDriver::AllocHostPinnedMem(size, addr);
   return alloc_size == size;
 }
 
-void GPUMemCopyManager::FreeHostPinnedMem(void *addr) { CudaDriver::FreeHostPinnedMem(addr); }
+void GPUMemCopyManager::FreeHostPinnedMem(void *addr) const { CudaDriver::FreeHostPinnedMem(addr); }
 
 void GPUMemCopyManager::ClearSwapQueue() {
   CHECK_OP_RET_WITH_EXCEPT(SyncMemCopyStream(SwapKind::kDeviceToHost), "Failed to sync swap out stream");

mindspore/ccsrc/device/gpu/gpu_memory_copy_manager.h

@@ -48,9 +48,9 @@ class GPUMemCopyManager : public MemCopyManager {
 
   DeviceAddressPtr UpdateSwapInQueue() override;
 
-  bool AllocHostPinnedMem(size_t size, void **addr) override;
+  bool AllocHostPinnedMem(size_t size, void **addr) const override;
 
-  void FreeHostPinnedMem(void *addr) override;
+  void FreeHostPinnedMem(void *addr) const override;
 
   void ClearSwapQueue() override;
 
@@ -61,7 +61,6 @@ class GPUMemCopyManager : public MemCopyManager {
   std::queue<std::pair<DeviceAddressPtr, DeviceEvent>> swap_in_queue_;
 };
 using GPUMemCopyManagerPtr = std::shared_ptr<GPUMemCopyManager>;
-
 }  // namespace gpu
 }  // namespace device
 }  // namespace mindspore

mindspore/ccsrc/pre_activate/mem_reuse/mem_copy_manager.h

@@ -83,9 +83,9 @@ class MemCopyManager {
 
   virtual DeviceAddressPtr UpdateSwapInQueue() { return nullptr; }
 
-  virtual bool AllocHostPinnedMem(size_t size, void **addr) { return true; }
+  virtual bool AllocHostPinnedMem(size_t size, void **addr) const { return true; }
 
-  virtual void FreeHostPinnedMem(void *addr) {}
+  virtual void FreeHostPinnedMem(void *addr) const {}
 
   virtual void ClearSwapQueue() {}
 };