Metric read_bw_ = {0.0, 0, nullptr};
Metric write_bw_ = {0.0, 0, nullptr};
double readwrite_bw_ = -1; /* readwrite constraint bound, usually max(read, write) */
+ std::atomic_int_fast32_t refcount_{0};
void apply_sharing_policy_cfg();
explicit DiskImpl(const std::string& name, double read_bandwidth, double write_bandwidth);
DiskImpl(const DiskImpl&) = delete;
DiskImpl& operator=(const DiskImpl&) = delete;
+ friend void intrusive_ptr_add_ref(DiskImpl* disk)
+ {
+ disk->refcount_.fetch_add(1, std::memory_order_acq_rel);
+ }
+ friend void intrusive_ptr_release(DiskImpl* disk)
+ {
+ if (disk->refcount_.fetch_sub(1, std::memory_order_release) == 1) {
+ std::atomic_thread_fence(std::memory_order_acquire);
+ delete disk;
+ }
+ }
/** @brief Public interface */
const s4u::Disk* get_iface() const { return &piface_; }
delete arg;
actors_at_boot_.clear();
- for (auto const& [_, d] : disks_)
- d->destroy();
-
for (auto const& [_, vm] : vms_)
vm->vm_destroy();
}
void HostImpl::add_disk(const s4u::Disk* disk)
{
- disks_[disk->get_name()] = disk->get_impl();
+ disks_[disk->get_name()] = kernel::resource::DiskImplPtr(disk->get_impl());
}
void HostImpl::remove_disk(const std::string& name)
ActorList actor_list_;
std::vector<actor::ProcessArg*> actors_at_boot_;
s4u::Host piface_;
- std::map<std::string, DiskImpl*, std::less<>> disks_;
+ std::map<std::string, DiskImplPtr, std::less<>> disks_;
std::map<std::string, VirtualMachineImpl*, std::less<>> vms_;
std::string name_{"noname"};
routing::NetZoneImpl* englobing_zone_ = nullptr;