From af6aaf258171027af8d3cf0ef86dddff501a3ccb Mon Sep 17 00:00:00 2001
From: Geoffrey Blake <geoffrey.blake@arm.com>
Date: Tue, 31 Jan 2012 07:46:03 -0800
Subject: CheckerCPU: Re-factor CheckerCPU to be compatible with current gem5

Brings the CheckerCPU back to life to allow FS and SE checking of the
O3CPU.  These changes have only been tested with the ARM ISA.  Other
ISAs potentially require modification.
---
 src/mem/bus.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/mem')

diff --git a/src/mem/bus.cc b/src/mem/bus.cc
index a20f90108..dfe4be3cc 100644
--- a/src/mem/bus.cc
+++ b/src/mem/bus.cc
@@ -436,7 +436,8 @@ Bus::recvFunctional(PacketPtr pkt)
         pkt->setSrc(src_id);
     }
 
-    // If the snooping hasn't found what we were looking for, keep going.
+    // If the snooping hasn't found what we were looking for and it is not
+    // a forwarded snoop from below, keep going.
     if (!pkt->isResponse() && port_id != pkt->getSrc()) {
         port->sendFunctional(pkt);
     }
-- 
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