diff -r 497ec32a8e7c -r 71d9c075bef2 configs/common/Caches.py
--- a/configs/common/Caches.py	Tue Mar 31 08:40:21 2015 +0100
+++ b/configs/common/Caches.py	Tue Mar 31 08:42:23 2015 +0100
@@ -79,4 +79,5 @@
     mshrs = 10
     size = '1kB'
     tgts_per_mshr = 12
+    forward_snoops = False
     is_top_level = True
diff -r 497ec32a8e7c -r 71d9c075bef2 configs/common/O3_ARM_v7a.py
--- a/configs/common/O3_ARM_v7a.py	Tue Mar 31 08:40:21 2015 +0100
+++ b/configs/common/O3_ARM_v7a.py	Tue Mar 31 08:42:23 2015 +0100
@@ -175,7 +175,7 @@
     assoc = 8
     write_buffers = 16
     is_top_level = True
-
+    forward_snoops = False
 
 # L2 Cache
 class O3_ARM_v7aL2(BaseCache):
diff -r 497ec32a8e7c -r 71d9c075bef2 src/arch/arm/stage2_mmu.hh
--- a/src/arch/arm/stage2_mmu.hh	Tue Mar 31 08:40:21 2015 +0100
+++ b/src/arch/arm/stage2_mmu.hh	Tue Mar 31 08:42:23 2015 +0100
@@ -57,40 +57,8 @@
 
   protected:
 
-    /**
-     * A snooping DMA port that currently does nothing besides
-     * extending the DMA port to accept snoops without
-     * complaining. Currently we take no action on any snoops.
-     */
-    class SnoopingDmaPort : public DmaPort
-    {
-
-      protected:
-
-        virtual void recvTimingSnoopReq(PacketPtr pkt)
-        { }
-
-        virtual Tick recvAtomicSnoop(PacketPtr pkt)
-        { return 0; }
-
-        virtual void recvFunctionalSnoop(PacketPtr pkt)
-        { }
-
-        virtual bool isSnooping() const { return true; }
-
-      public:
-
-        /**
-         * A snooping DMA port merely calls the construtor of the DMA
-         * port.
-         */
-        SnoopingDmaPort(MemObject *dev, System *s) :
-            DmaPort(dev, s)
-        { }
-    };
-
     /** Port to issue translation requests from */
-    SnoopingDmaPort port;
+    DmaPort port;
 
     /** Request id for requests generated by this MMU */
     MasterID masterId;
diff -r 497ec32a8e7c -r 71d9c075bef2 src/arch/x86/pagetable_walker.hh
--- a/src/arch/x86/pagetable_walker.hh	Tue Mar 31 08:40:21 2015 +0100
+++ b/src/arch/x86/pagetable_walker.hh	Tue Mar 31 08:42:23 2015 +0100
@@ -70,15 +70,7 @@
             Walker *walker;
 
             bool recvTimingResp(PacketPtr pkt);
-
-            /**
-             * Snooping a coherence request, do nothing.
-             */
-            void recvTimingSnoopReq(PacketPtr pkt) { }
-            Tick recvAtomicSnoop(PacketPtr pkt) { return 0; }
-            void recvFunctionalSnoop(PacketPtr pkt) { }
             void recvReqRetry();
-            bool isSnooping() const { return true; }
         };
 
         friend class WalkerPort;