414   static bool    is_poll_address(address addr)  { return addr >= _polling_page && addr < (_polling_page + os::vm_page_size()); }

   414   static bool    is_poll_address(address addr)  { return addr >= _polling_page && addr < (_polling_page + os::vm_page_size()); }

   415   static void    make_polling_page_unreadable();

   415   static void    make_polling_page_unreadable();

   416   static void    make_polling_page_readable();

   416   static void    make_polling_page_readable();

   417 

   417 

   418   // Check if pointer points to readable memory (by 4-byte read access)

   418   // Check if pointer points to readable memory (by 4-byte read access)

   419   static bool    is_readable_pointer(const void* p);

   421   static bool    is_readable_pointer(const void* p);

   420   static bool    is_readable_range(const void* from, const void* to);

   422   static bool    is_readable_range(const void* from, const void* to);

   421 

   423 

   422   // threads

   424   // threads

   423 

   425