src/hotspot/share/jfr/recorder/repository/jfrEmergencyDump.cpp

*** 416,426 ****
  }
  
  static volatile int jfr_shutdown_lock = 0;
  
  static bool guard_reentrancy() {
!   return Atomic::cmpxchg(1, &jfr_shutdown_lock, 0) == 0;
  }
  
  class JavaThreadInVM : public StackObj {
   private:
    JavaThread* const _jt;
--- 416,426 ----
  }
  
  static volatile int jfr_shutdown_lock = 0;
  
  static bool guard_reentrancy() {
!   return Atomic::cmpxchg(&jfr_shutdown_lock, 0, 1) == 0;
  }
  
  class JavaThreadInVM : public StackObj {
   private:
    JavaThread* const _jt;