From 0622f30961fc32b967bb1ef784afc5a205b16f6e Mon Sep 17 00:00:00 2001 From: Andreas Hansson Date: Tue, 19 Feb 2013 05:56:05 -0500 Subject: mem: Add predecessor to SenderState base class This patch adds a predecessor field to the SenderState base class to make the process of linking them up more uniform, and enable a traversal of the stack without knowing the specific type of the subclasses. There are a number of simplifications done as part of changing the SenderState, particularly in the RubyTest. --- src/arch/x86/pagetable_walker.cc | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'src/arch/x86/pagetable_walker.cc') diff --git a/src/arch/x86/pagetable_walker.cc b/src/arch/x86/pagetable_walker.cc index b096fbfe8..c768bb428 100644 --- a/src/arch/x86/pagetable_walker.cc +++ b/src/arch/x86/pagetable_walker.cc @@ -123,8 +123,7 @@ bool Walker::recvTimingResp(PacketPtr pkt) { WalkerSenderState * senderState = - dynamic_cast(pkt->senderState); - pkt->senderState = senderState->saved; + dynamic_cast(pkt->popSenderState()); WalkerState * senderWalk = senderState->senderWalk; bool walkComplete = senderWalk->recvPacket(pkt); delete senderState; @@ -169,7 +168,7 @@ Walker::recvRetry() bool Walker::sendTiming(WalkerState* sendingState, PacketPtr pkt) { - pkt->senderState = new WalkerSenderState(sendingState, pkt->senderState); + pkt->pushSenderState(new WalkerSenderState(sendingState)); return port.sendTimingReq(pkt); } -- cgit v1.2.3