src/hotspot/os/linux/os_linux.hpp

rev 56578 : 8232211: Remove dead code from os.hpp|cpp
Reviewed-by: TBD
rev 56579 : imported patch dead_os2

*** 53,76 ****
    static bool _supports_fast_thread_cpu_time;
  
    static GrowableArray<int>* _cpu_to_node;
    static GrowableArray<int>* _nindex_to_node;
  
-   // 0x00000000 = uninitialized,
-   // 0x01000000 = kernel version unknown,
-   // otherwise a 32-bit number:
-   // Ox00AABBCC
-   // AA, Major Version
-   // BB, Minor Version
-   // CC, Fix   Version
-   static uint32_t _os_version;
- 
   protected:
  
    static julong _physical_memory;
    static pthread_t _main_thread;
-   static Mutex* _createThread_lock;
    static int _page_size;
  
    static julong available_memory();
    static julong physical_memory() { return _physical_memory; }
    static void set_physical_memory(julong phys_mem) { _physical_memory = phys_mem; }
--- 53,66 ----
*** 134,145 ****
    static void set_fpu_control_word(int fpu_control);
    static pthread_t main_thread(void)                                { return _main_thread; }
    // returns kernel thread id (similar to LWP id on Solaris), which can be
    // used to access /proc
    static pid_t gettid();
-   static void set_createThread_lock(Mutex* lk)                      { _createThread_lock = lk; }
-   static Mutex* createThread_lock(void)                             { return _createThread_lock; }
    static void hotspot_sigmask(Thread* thread);
  
    static address   initial_thread_stack_bottom(void)                { return _initial_thread_stack_bottom; }
    static uintptr_t initial_thread_stack_size(void)                  { return _initial_thread_stack_size; }
  
--- 124,133 ----
*** 194,204 ****
  
    static void capture_initial_stack(size_t max_size);
  
    // Stack overflow handling
    static bool manually_expand_stack(JavaThread * t, address addr);
-   static int max_register_window_saves_before_flushing();
  
    // fast POSIX clocks support
    static void fast_thread_clock_init(void);
  
    static int pthread_getcpuclockid(pthread_t tid, clockid_t *clock_id) {
--- 182,191 ----
*** 209,222 ****
      return _supports_fast_thread_cpu_time;
    }
  
    static jlong fast_thread_cpu_time(clockid_t clockid);
  
-   static void initialize_os_info();
-   static bool os_version_is_known();
-   static uint32_t os_version();
- 
    // Stack repair handling
  
    // none present
  
   private:
--- 196,205 ----