--- zzzz-none-000/linux-4.4.60/include/linux/mm_types.h	2017-04-08 07:53:53.000000000 +0000
+++ wasp-540e-714/linux-4.4.60/include/linux/mm_types.h	2019-07-03 09:21:34.000000000 +0000
@@ -368,10 +368,14 @@
 	struct completion startup;
 };
 
+#define AVM_ENH_SWAP_STATS 1
+
 enum {
 	MM_FILEPAGES,
 	MM_ANONPAGES,
 	MM_SWAPENTS,
+	MM_SWAPOUTS,
+	MM_SWAPINS,
 	NR_MM_COUNTERS
 };