src/mem/packet.hh

397      * As multiple SimObjects may add their SenderState throughout the
400      * predecessing SenderState is restored when the response comes
402      * populated with the current SenderState of a packet before
405     struct SenderState
407         SenderState* predecessor;
408         SenderState() : predecessor(NULL) {}
409         virtual ~SenderState() {}
416     class PrintReqState : public SenderState
482     SenderState *senderState;
490      * @param sender_state SenderState to push at the top of the stack
492     void pushSenderState(SenderState *sender_state);
502     SenderState *popSenderState();
515         SenderState* sender_state = senderState;