src/hotspot/os/windows/os_windows.cpp

rev 47590 : Move polling page allocation to SafepointMechanism initialization

*** 3909,3939 ****
  
  static jint initSock();
  
  // this is called _after_ the global arguments have been parsed
  jint os::init_2(void) {
-   // Allocate a single page and mark it as readable for safepoint polling
-   address polling_page = (address)VirtualAlloc(NULL, os::vm_page_size(), MEM_RESERVE, PAGE_READONLY);
-   guarantee(polling_page != NULL, "Reserve Failed for polling page");
- 
-   address return_page  = (address)VirtualAlloc(polling_page, os::vm_page_size(), MEM_COMMIT, PAGE_READONLY);
-   guarantee(return_page != NULL, "Commit Failed for polling page");
- 
-   os::set_polling_page(polling_page);
-   log_info(os)("SafePoint Polling address: " INTPTR_FORMAT, p2i(polling_page));
- 
-   if (!UseMembar) {
-     address mem_serialize_page = (address)VirtualAlloc(NULL, os::vm_page_size(), MEM_RESERVE, PAGE_READWRITE);
-     guarantee(mem_serialize_page != NULL, "Reserve Failed for memory serialize page");
- 
-     return_page  = (address)VirtualAlloc(mem_serialize_page, os::vm_page_size(), MEM_COMMIT, PAGE_READWRITE);
-     guarantee(return_page != NULL, "Commit Failed for memory serialize page");
- 
-     os::set_memory_serialize_page(mem_serialize_page);
-     log_info(os)("Memory Serialize Page address: " INTPTR_FORMAT, p2i(mem_serialize_page));
-   }
- 
    // Setup Windows Exceptions
  
    // for debugging float code generation bugs
    if (ForceFloatExceptions) {
  #ifndef  _WIN64
--- 3909,3918 ----