diff options
Diffstat (limited to 'src/mem/coherent_xbar.cc')
| -rw-r--r-- | src/mem/coherent_xbar.cc | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/src/mem/coherent_xbar.cc b/src/mem/coherent_xbar.cc index 32ca6d02d..b07356ede 100644 --- a/src/mem/coherent_xbar.cc +++ b/src/mem/coherent_xbar.cc @@ -230,24 +230,12 @@ CoherentXBar::recvTimingReq(PacketPtr pkt, PortID slave_port_id) const bool expect_response = pkt->needsResponse() && !pkt->memInhibitAsserted(); - // Note: Cannot create a copy of the full packet, here. - MemCmd orig_cmd(pkt->cmd); - // since it is a normal request, attempt to send the packet bool success = masterPorts[master_port_id]->sendTimingReq(pkt); if (snoopFilter && !system->bypassCaches()) { - // The packet may already be overwritten by the sendTimingReq function. - // The snoop filter needs to see the original request *and* the return - // status of the send operation, so we need to recreate the original - // request. Atomic mode does not have the issue, as there the send - // operation and the response happen instantaneously and don't need two - // phase tracking. - MemCmd tmp_cmd(pkt->cmd); - pkt->cmd = orig_cmd; // Let the snoop filter know about the success of the send operation snoopFilter->updateRequest(pkt, *src_port, !success); - pkt->cmd = tmp_cmd; } // check if we were successful in sending the packet onwards |