Yan Lee has uploaded this change for review. ( https://gem5-review.googlesource.com/c/public/gem5/+/67957?usp=email )

Change subject: mem: add extension mechanism into Packet
......................................................................

mem: add extension mechanism into Packet

Change-Id: Ieda941f73078d98ad7896a376d95dd1573c938e6
---
M src/mem/packet.hh
1 file changed, 13 insertions(+), 2 deletions(-)



diff --git a/src/mem/packet.hh b/src/mem/packet.hh
index 9d720fb..ed7a94f 100644
--- a/src/mem/packet.hh
+++ b/src/mem/packet.hh
@@ -55,6 +55,7 @@
 #include "base/addr_range.hh"
 #include "base/cast.hh"
 #include "base/compiler.hh"
+#include "base/extensible.hh"
 #include "base/flags.hh"
 #include "base/logging.hh"
 #include "base/printable.hh"
@@ -290,7 +291,7 @@
  * ultimate destination and back, possibly being conveyed by several
  * different Packets along the way.)
  */
-class Packet : public Printable
+class Packet : public Printable, public Extensible<Packet>
 {
   public:
     typedef uint32_t FlagsType;
@@ -941,7 +942,8 @@
      * packet should allocate its own data.
      */
     Packet(const PacketPtr pkt, bool clear_flags, bool alloc_data)
-        :  cmd(pkt->cmd), id(pkt->id), req(pkt->req),
+        :  Extensible<Packet>(*pkt),
+           cmd(pkt->cmd), id(pkt->id), req(pkt->req),
            data(nullptr),
            addr(pkt->addr), _isSecure(pkt->_isSecure), size(pkt->size),
            bytesValid(pkt->bytesValid),

--
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Gerrit-Project: public/gem5
Gerrit-Branch: develop
Gerrit-Change-Id: Ieda941f73078d98ad7896a376d95dd1573c938e6
Gerrit-Change-Number: 67957
Gerrit-PatchSet: 1
Gerrit-Owner: Yan Lee <yan...@google.com>
Gerrit-MessageType: newchange
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