src/hotspot/share/runtime/safepoint.cpp

rev 57544 : 8236485: Work-in-progress: Epoch synchronization protocol for G1 concurrent refinement
Reviewed-by:

*** 66,75 ****
--- 66,79 ----
  #include "runtime/threadSMR.hpp"
  #include "runtime/timerTrace.hpp"
  #include "services/runtimeService.hpp"
  #include "utilities/events.hpp"
  #include "utilities/macros.hpp"
+ #if INCLUDE_G1GC
+ #include "gc/g1/g1EpochUpdater.inline.hpp"
+ #endif  // INCLUDE_G1GC
+ 
  
  static void post_safepoint_begin_event(EventSafepointBegin& event,
                                         uint64_t safepoint_id,
                                         int thread_count,
                                         int critical_thread_count) {
*** 884,893 ****
--- 888,901 ----
  
    if (log_is_enabled(Info, safepoint, stats)) {
      Atomic::inc(&_nof_threads_hit_polling_page);
    }
  
+   if (UseG1GC) {
+     G1EpochUpdater::update_epoch_self(thread);
+   }
+ 
    ThreadSafepointState* state = thread->safepoint_state();
  
    state->handle_polling_page_exception();
  }