src/hotspot/share/runtime/synchronizer.hpp

rev 54996 : Checkpoint latest preliminary review patches for full OpenJDK review; merge with 8222295.patch.
rev 54997 : imported patch dcubed.monitor_deflate_conc.v2.01
rev 55000 : [mq]: dcubed.monitor_deflate_conc.v2.04

*** 160,172 ****
                                ObjectMonitor** freeHeadp,
                                ObjectMonitor** freeTailp);
    static bool deflate_monitor_using_JT(ObjectMonitor* mid,
                                         ObjectMonitor** freeHeadp,
                                         ObjectMonitor** freeTailp);
!   static bool is_cleanup_needed();
!   static bool is_cleanup_requested() { return _is_cleanup_requested; }
!   static void set_is_cleanup_requested(bool new_value) { _is_cleanup_requested = new_value; }
    static void oops_do(OopClosure* f);
    // Process oops in thread local used monitors
    static void thread_local_used_oops_do(Thread* thread, OopClosure* f);
  
    // debugging
--- 160,176 ----
                                ObjectMonitor** freeHeadp,
                                ObjectMonitor** freeTailp);
    static bool deflate_monitor_using_JT(ObjectMonitor* mid,
                                         ObjectMonitor** freeHeadp,
                                         ObjectMonitor** freeTailp);
!   static bool is_async_deflation_needed();
!   static bool is_safepoint_deflation_needed();
!   static bool is_async_deflation_requested() { return _is_async_deflation_requested; }
!   static bool is_special_deflation_requested() { return _is_special_deflation_requested; }
!   static void set_is_async_deflation_requested(bool new_value) { _is_async_deflation_requested = new_value; }
!   static void set_is_special_deflation_requested(bool new_value) { _is_special_deflation_requested = new_value; }
!   static jlong time_since_last_async_deflation_ms();
    static void oops_do(OopClosure* f);
    // Process oops in thread local used monitors
    static void thread_local_used_oops_do(Thread* thread, OopClosure* f);
  
    // debugging
*** 187,197 ****
                                                   int *error_cnt_p);
    static void log_in_use_monitor_details(outputStream * out, bool on_exit);
    static int  log_monitor_list_counts(outputStream * out);
    static int  verify_objmon_isinpool(ObjectMonitor *addr) PRODUCT_RETURN0;
  
-   static bool gOmShouldDeflateIdleMonitors() { return _gOmShouldDeflateIdleMonitors; }
    static void do_safepoint_work(DeflateMonitorCounters* _counters);
  
   private:
    friend class SynchronizerTest;
  
--- 191,200 ----
*** 203,214 ****
    // global monitor in-use list, for moribund threads,
    // monitors they inflated need to be scanned for deflation
    static ObjectMonitor * volatile gOmInUseList;
    // count of entries in gOmInUseList
    static int gOmInUseCount;
!   static bool _gOmShouldDeflateIdleMonitors;
!   static volatile bool _is_cleanup_requested;
  
    // Process oops in all global used monitors (i.e. moribund thread's monitors)
    static void global_used_oops_do(OopClosure* f);
    // Process oops in monitors on the given list
    static void list_oops_do(ObjectMonitor* list, OopClosure* f);
--- 206,218 ----
    // global monitor in-use list, for moribund threads,
    // monitors they inflated need to be scanned for deflation
    static ObjectMonitor * volatile gOmInUseList;
    // count of entries in gOmInUseList
    static int gOmInUseCount;
!   static volatile bool _is_async_deflation_requested;
!   static volatile bool _is_special_deflation_requested;
!   static jlong         _last_async_deflation_time_ns;
  
    // Process oops in all global used monitors (i.e. moribund thread's monitors)
    static void global_used_oops_do(OopClosure* f);
    // Process oops in monitors on the given list
    static void list_oops_do(ObjectMonitor* list, OopClosure* f);