src/hotspot/share/memory/virtualspace.cpp

*** 67,79 ****
                               bool large,
                               bool executable) : _fd_for_heap(-1) {
    initialize(size, alignment, large, NULL, executable);
  }
  
! //Healper method
! 
! static void unmap_or_release_memory(const char* base, size_t size, bool is_file_mapped) {
    if (is_file_mapped) {
      if (!os::unmap_memory(base, size)) {
        fatal("os::unmap_memory failed");
      }
    } else if (!os::release_memory(base, size)) {
--- 67,78 ----
                               bool large,
                               bool executable) : _fd_for_heap(-1) {
    initialize(size, alignment, large, NULL, executable);
  }
  
! // Helper method
! static void unmap_or_release_memory(char* base, size_t size, bool is_file_mapped) {
    if (is_file_mapped) {
      if (!os::unmap_memory(base, size)) {
        fatal("os::unmap_memory failed");
      }
    } else if (!os::release_memory(base, size)) {