diff -r f348cf78072c src/arch/mips/vtophys.cc
--- a/src/arch/mips/vtophys.cc	Thu Jan 12 10:15:00 2012 -0500
+++ b/src/arch/mips/vtophys.cc	Tue Jan 17 00:21:10 2012 +0800
@@ -37,9 +37,9 @@
 #include "base/chunk_generator.hh"
 #include "base/trace.hh"
 #include "cpu/thread_context.hh"
+#include "debug/VtoPhys.hh"
 #include "mem/vport.hh"
 
-using namespace std;
 using namespace MipsISA;
 
 Addr