1 files changed, 14 insertions, 3 deletions

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 889598537370..652ef01be582 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -38,6 +38,7 @@
 #define MIGRATE_UNMOVABLE     0
 #define MIGRATE_RECLAIMABLE   1
 #define MIGRATE_MOVABLE       2
+#define MIGRATE_PCPTYPES      3 /* the number of types on the pcp lists */
 #define MIGRATE_RESERVE       3
 #define MIGRATE_ISOLATE       4 /* can't allocate from here */
 #define MIGRATE_TYPES         5
@@ -94,11 +95,15 @@ enum zone_stat_item {
         NR_SLAB_RECLAIMABLE,
         NR_SLAB_UNRECLAIMABLE,
         NR_PAGETABLE,           /* used for pagetables */
+        NR_KERNEL_STACK,
+        /* Second 128 byte cacheline */
         NR_UNSTABLE_NFS,        /* NFS unstable pages */
         NR_BOUNCE,
         NR_VMSCAN_WRITE,
-        /* Second 128 byte cacheline */
         NR_WRITEBACK_TEMP,      /* Writeback using temporary buffers */
+        NR_ISOLATED_ANON,       /* Temporary isolated pages from anon lru */
+        NR_ISOLATED_FILE,       /* Temporary isolated pages from file lru */
+        NR_SHMEM,               /* shmem pages (included tmpfs/GEM pages) */
 #ifdef CONFIG_NUMA
         NUMA_HIT,               /* allocated in intended node */
         NUMA_MISS,              /* allocated in non intended node */
@@ -165,7 +170,9 @@ struct per_cpu_pages {
         int count;              /* number of pages in the list */
         int high;               /* high watermark, emptying needed */
         int batch;              /* chunk size for buddy add/remove */
-        struct list_head list;  /* the list of pages */
+
+        /* Lists of pages, one per migrate type stored on the pcp-lists */
+        struct list_head lists[MIGRATE_PCPTYPES];
 };
 
 struct per_cpu_pageset {
@@ -269,6 +276,11 @@ struct zone_reclaim_stat {
          */
         unsigned long           recent_rotated[2];
         unsigned long           recent_scanned[2];
+
+        /*
+         * accumulated for batching
+         */
+        unsigned long           nr_saved_scan[NR_LRU_LISTS];
 };
 
 struct zone {
@@ -323,7 +335,6 @@ struct zone {
         spinlock_t              lru_lock;       
         struct zone_lru {
                 struct list_head list;
-                unsigned long nr_saved_scan;    /* accumulated for batching */
         } lru[NR_LRU_LISTS];
 
         struct zone_reclaim_stat reclaim_stat;