MutexAcquisitionImplPtr MutexImpl::lock_async(actor::ActorImpl* issuer)
{
auto res = MutexAcquisitionImplPtr(new kernel::activity::MutexAcquisitionImpl(issuer, this), true);
MutexAcquisitionImplPtr MutexImpl::lock_async(actor::ActorImpl* issuer)
{
auto res = MutexAcquisitionImplPtr(new kernel::activity::MutexAcquisitionImpl(issuer, this), true);