class XBT_PUBLIC Cpu : public Resource {
int core_count_ = 1;
s4u::Host* host_;
- int pstate_ = 0; /*< Current pstate (index in the speed_per_pstate_)*/
- const std::vector<double> speed_per_pstate_; /*< List of supported CPU capacities (pstate related) */
+ int pstate_ = 0; /*< Current pstate (index in the speed_per_pstate_)*/
+ std::vector<double> speed_per_pstate_; /*< List of supported CPU capacities (pstate related). Not 'const' because VCPU
+ get modified on migration */
+ friend simgrid::vm::VirtualMachineImpl; // Resets the VCPU
public:
/**
/** @brief Take speed changes (either load or max) into account */
virtual void on_speed_change();
+ /** Reset most characteristics of this CPU to the one of that CPU.
+ *
+ * Used to reset a VCPU when its VM migrates to another host, so it only resets the fields that should be in this
+ *case.
+ **/
+ virtual void reset_vcpu(Cpu* that);
+
public:
/** @brief Get the available speed ratio, between 0 and 1.
*