// boost::intrusive_ptr<Activity> support:
void intrusive_ptr_add_ref(simgrid::kernel::activity::ActivityImpl* activity)
{
- activity->refcount_++;
+ activity->refcount_.fetch_add(1, std::memory_order_relaxed);
}
void intrusive_ptr_release(simgrid::kernel::activity::ActivityImpl* activity)
{
- if (activity->refcount_-- == 0)
+ if (activity->refcount_.fetch_sub(1, std::memory_order_release) == 1) {
+ std::atomic_thread_fence(std::memory_order_acquire);
delete activity;
+ }
}
}
}