#include "src/kernel/activity/ActivityImpl.hpp"
-XBT_LOG_EXTERNAL_CATEGORY(simix_process);
-
namespace simgrid {
namespace kernel {
namespace activity {
// boost::intrusive_ptr<Activity> support:
void intrusive_ptr_add_ref(simgrid::kernel::activity::ActivityImpl* activity)
{
- xbt_assert(activity->refcount_ >= 0);
- activity->refcount_++;
- XBT_CDEBUG(simix_process, "%p->refcount++ ~> %d", activity, (int)activity->refcount_);
- if (XBT_LOG_ISENABLED(simix_process, xbt_log_priority_trace))
- xbt_backtrace_display_current();
+ activity->refcount_.fetch_add(1, std::memory_order_relaxed);
}
void intrusive_ptr_release(simgrid::kernel::activity::ActivityImpl* activity)
{
- XBT_CDEBUG(simix_process, "%p->refcount-- ~> %d", activity, ((int)activity->refcount_) - 1);
- xbt_assert(activity->refcount_ >= 0);
- activity->refcount_--;
- if (XBT_LOG_ISENABLED(simix_process, xbt_log_priority_trace))
- xbt_backtrace_display_current();
- 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;
+ }
}
}
}