diff --git a/arch/x86/mm/svm.c b/arch/x86/mm/svm.c
index faaeb3f1..e091d571 100644
--- a/arch/x86/mm/svm.c
+++ b/arch/x86/mm/svm.c
@@ -35,8 +35,8 @@
 #include <asm/icc.h>
 #include <asm/svm.h>
 
-#define USE_PERFCOUNTERS	0
-#define USE_RESP_MAIL		0
+#define USE_PERFCOUNTERS	1
+#define USE_RESP_MAIL		1
 
 #define SHARED_PAGES		(4*(RCCE_SHM_SIZE_MAX >> PAGE_SHIFT))
 #define OWNER_SIZE		((SHARED_PAGES * sizeof(uint8_t) + PAGE_SIZE - 1) & ~(PAGE_SIZE - 1))