fix comments2

Author: DanLiu2Intel

src/plugins/intel_npu/src/compiler_adapter/include/compiler_impl.hpp

@@ -5,6 +5,7 @@
 #pragma once
 
 #include <memory>
+#include <mutex>
 
 #include "compiler.h"
 #include "intel_npu/common/filtered_config.hpp"
@@ -23,7 +24,15 @@ class VCLCompilerImpl final : public intel_npu::ICompiler {
     ~VCLCompilerImpl() override;
 
     static std::shared_ptr<VCLCompilerImpl> getInstance() {
-        static std::weak_ptr<VCLCompilerImpl> compiler = std::make_shared<VCLCompilerImpl>();
+        static std::mutex mutex;
+        static std::weak_ptr<VCLCompilerImpl> weak_compiler;
+
+        std::lock_guard<std::mutex> lock(mutex);
+        auto compiler = weak_compiler.lock();
+        if (!compiler) {
+            compiler = std::make_shared<VCLCompilerImpl>();
+            weak_compiler = compiler;
+        }
         return compiler;
     }
 

src/plugins/intel_npu/src/compiler_adapter/src/compiler_impl.cpp

@@ -615,10 +615,12 @@ ov::SupportedOpsMap VCLCompilerImpl::query(const std::shared_ptr<const ov::Model
 
     if (useBaseModelSerializer) {
         _logger.debug("serialize IR is base method, useBaseModelSerializer is %d", useBaseModelSerializer);
-        std::cout << "1) serialize IR is base method (copy weights), useBaseModelSerializer is " << useBaseModelSerializer << std::endl;
+        std::cout << "1) serialize IR is base method (copy weights), useBaseModelSerializer is "
+                  << useBaseModelSerializer << std::endl;
     } else {
         _logger.debug("serialize IR is vcl method, useBaseModelSerializer is %d", useBaseModelSerializer);
-        std::cout << "2) serialize IR is vcl method(No copy weights), useBaseModelSerializer is " << useBaseModelSerializer << std::endl;
+        std::cout << "2) serialize IR is vcl method(No copy weights), useBaseModelSerializer is "
+                  << useBaseModelSerializer << std::endl;
 
         // To resolve the issue with the default configuration where no user passes the serializer config, the VCL
         // serializer will be used as the default in the plugin adapter. You need to pass the serializer config;