src/hotspot/share/runtime/threadHeapSampler.hpp

rev 49264 : [mq]: event-only
rev 49267 : [mq]: event5
rev 49268 : [mq]: event6

*** 32,47 ****
    size_t _bytes_until_sample;
    Thread* _thread;
    // Cheap random number generator
    static uint64_t _rnd;
  
!   void pick_next_sample(size_t diff = 0);
    static int _enabled;
    static int _sampling_rate;
  
-   static void enable() { OrderAccess::release_store(&_enabled, 1); }
-   static void disable() { OrderAccess::release_store(&_enabled, 0); }
    void init_log_table();
  
   public:
    ThreadHeapSampler() : _bytes_until_sample(0), _thread(NULL) {
      _rnd = static_cast<uint32_t>(reinterpret_cast<uintptr_t>(this));
--- 32,46 ----
    size_t _bytes_until_sample;
    Thread* _thread;
    // Cheap random number generator
    static uint64_t _rnd;
  
!   void pick_next_geometric_sample();
!   void pick_next_sample(size_t overflowed_bytes = 0);
    static int _enabled;
    static int _sampling_rate;
  
    void init_log_table();
  
   public:
    ThreadHeapSampler() : _bytes_until_sample(0), _thread(NULL) {
      _rnd = static_cast<uint32_t>(reinterpret_cast<uintptr_t>(this));
*** 57,65 ****
--- 56,66 ----
    void set_bytes_until_sample(size_t bytes)      { _bytes_until_sample = bytes;  }
  
    void check_for_sampling(HeapWord* obj, size_t size_in_bytes, size_t bytes_allocated_before = 0);
  
    static int enabled() { return OrderAccess::load_acquire(&_enabled); }
+   static void enable() { OrderAccess::release_store(&_enabled, 1); }
+   static void disable() { OrderAccess::release_store(&_enabled, 0); }
    static void set_tlab_heap_sampling(int sampling_rate);
  };
  
  #endif // SHARE_RUNTIME_THREADHEAPSAMPLER_HPP