Zero copy nodes are not allocated memory in the known subgraph

ge/graph/load/model_manager/davinci_model.cc

@@ -4515,7 +4515,7 @@ void DavinciModel::UpdateOpIOAddrs(uint32_t task_id, uint32_t stream_id, const s
 /// @return Status
 ///
 Status DavinciModel::GetTotalMemSizeExcludeZeroCopy(int64_t &total_useful_size) {
-  if (runtime_param_.mem_size < runtime_param_.zero_copy_size) {
+  if (runtime_param_.mem_size < static_cast<uint64_t>(runtime_param_.zero_copy_size)) {
     REPORT_CALL_ERROR("E19999", "total mem size[%lu] is less than zero copy size[%ld] ", runtime_param_.mem_size,
                       runtime_param_.zero_copy_size);
     GELOGE(FAILED, "[Check][TotalMemSizeExcludeZeroCopy] failed, total mem size[%lu] is less than zero copy size[%ld]",

ge/graph/load/model_manager/davinci_model.h

@@ -254,7 +254,7 @@ class DavinciModel {
   /// @param [in] total_useful_size: total mem size - zero copy size.
   /// @return Status
   ///
-  status GetTotalMemSizeExcludeZeroCopy(int64_t &total_useful_size);
+  Status GetTotalMemSizeExcludeZeroCopy(int64_t &total_useful_size);
 
   // model name
   string Name() const { return name_; }

ge/hybrid/node_executor/compiledsubgraph/known_node_executor.cc

@@ -102,7 +102,7 @@ Status KnownNodeTask::Init(TaskContext &context) {
   // allocate mem base
   void *buffer = nullptr;
   int64_t total_useful_size = 0;
-  GE_CHK_STATUS_RET(davinci_model_.GetTotalMemSizeExcludeZeroCopy(total_useful_size),
+  GE_CHK_STATUS_RET(davinci_model_->GetTotalMemSizeExcludeZeroCopy(total_useful_size),
                     "[Get][TotalMemSizeExcludeZeroCopy] failed.");
   if (total_useful_size != 0) {
     RECORD_EXECUTION_EVENT(context.GetExecutionContext(), context.GetNodeName(),