src/os/linux/vm/os_linux.hpp

rev 4531 : 8013398: Adjust number of stack guard pages on systems with large memory page size
Summary: Auto adjust number of stack guard pages on systems with large memory page size
Reviewed-by: bobv, coleenp

@@ -68,10 +68,11 @@
 
   static julong _physical_memory;
   static pthread_t _main_thread;
   static Mutex* _createThread_lock;
   static int _page_size;
+  static const int _vm_default_page_size;
 
   static julong available_memory();
   static julong physical_memory() { return _physical_memory; }
   static void initialize_system_info();
 

@@ -114,10 +115,12 @@
   static bool is_initial_thread(void);
 
   static int page_size(void)                                        { return _page_size; }
   static void set_page_size(int val)                                { _page_size = val; }
 
+  static int vm_default_page_size(void)                             { return _vm_default_page_size; }
+
   static address   ucontext_get_pc(ucontext_t* uc);
   static intptr_t* ucontext_get_sp(ucontext_t* uc);
   static intptr_t* ucontext_get_fp(ucontext_t* uc);
 
   // For Analyzer Forte AsyncGetCallTrace profiling support: