src/hotspot/share/jfr/leakprofiler/sampling/objectSampler.cpp

*** 91,101 ****
  
  static volatile int _lock = 0;
  
  ObjectSampler* ObjectSampler::acquire() {
    assert(is_created(), "invariant");
!   while (Atomic::cmpxchg(1, &_lock, 0) == 1) {}
    return _instance;
  }
  
  void ObjectSampler::release() {
    assert(is_created(), "invariant");
--- 91,101 ----
  
  static volatile int _lock = 0;
  
  ObjectSampler* ObjectSampler::acquire() {
    assert(is_created(), "invariant");
!   while (Atomic::cmpxchg(&_lock, 0, 1) == 1) {}
    return _instance;
  }
  
  void ObjectSampler::release() {
    assert(is_created(), "invariant");