Merge tag 'stable/for-linus-3.6-rc3-tag' of git://git.kernel.org/pub/scm/linux/kernel...

[firefly-linux-kernel-4.4.55.git] / include / linux / mmzone.h

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 458988bd55a1b3322dc266f120eca7e20e3c4c91..2daa54f55db7bc1a59d894937685fead6fa01bc2 100644 (file)
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -201,7 +201,7 @@ struct zone_reclaim_stat {
 struct lruvec {
        struct list_head lists[NR_LRU_LISTS];
        struct zone_reclaim_stat reclaim_stat;
-#ifdef CONFIG_CGROUP_MEM_RES_CTLR
+#ifdef CONFIG_MEMCG
        struct zone *zone;
 #endif
 };
@@ -209,7 +209,6 @@ struct lruvec {
 /* Mask used at gathering information at once (see memcontrol.c) */
 #define LRU_ALL_FILE (BIT(LRU_INACTIVE_FILE) | BIT(LRU_ACTIVE_FILE))
 #define LRU_ALL_ANON (BIT(LRU_INACTIVE_ANON) | BIT(LRU_ACTIVE_ANON))
-#define LRU_ALL_EVICTABLE (LRU_ALL_FILE | LRU_ALL_ANON)
 #define LRU_ALL             ((1 << NR_LRU_LISTS) - 1)
 
 /* Isolate clean file */
@@ -369,6 +368,10 @@ struct zone {
         */
        spinlock_t              lock;
        int                     all_unreclaimable; /* All pages pinned */
+#if defined CONFIG_COMPACTION || defined CONFIG_CMA
+       /* pfn where the last incremental compaction isolated free pages */
+       unsigned long           compact_cached_free_pfn;
+#endif
 #ifdef CONFIG_MEMORY_HOTPLUG
        /* see spanned/present_pages for more description */
        seqlock_t               span_seqlock;
@@ -475,6 +478,14 @@ struct zone {
         * rarely used fields:
         */
        const char              *name;
+#ifdef CONFIG_MEMORY_ISOLATION
+       /*
+        * the number of MIGRATE_ISOLATE *pageblock*.
+        * We need this for free page counting. Look at zone_watermark_ok_safe.
+        * It's protected by zone->lock
+        */
+       int             nr_pageblock_isolate;
+#endif
 } ____cacheline_internodealigned_in_smp;
 
 typedef enum {
@@ -671,7 +682,7 @@ typedef struct pglist_data {
        int nr_zones;
 #ifdef CONFIG_FLAT_NODE_MEM_MAP        /* means !SPARSEMEM */
        struct page *node_mem_map;
-#ifdef CONFIG_CGROUP_MEM_RES_CTLR
+#ifdef CONFIG_MEMCG
        struct page_cgroup *node_page_cgroup;
 #endif
 #endif
@@ -694,6 +705,7 @@ typedef struct pglist_data {
                                             range, including holes */
        int node_id;
        wait_queue_head_t kswapd_wait;
+       wait_queue_head_t pfmemalloc_wait;
        struct task_struct *kswapd;     /* Protected by lock_memory_hotplug() */
        int kswapd_max_order;
        enum zone_type classzone_idx;
@@ -718,7 +730,7 @@ typedef struct pglist_data {
 #include <linux/memory_hotplug.h>
 
 extern struct mutex zonelists_mutex;
-void build_all_zonelists(void *data);
+void build_all_zonelists(pg_data_t *pgdat, struct zone *zone);
 void wakeup_kswapd(struct zone *zone, int order, enum zone_type classzone_idx);
 bool zone_watermark_ok(struct zone *z, int order, unsigned long mark,
                int classzone_idx, int alloc_flags);
@@ -736,7 +748,7 @@ extern void lruvec_init(struct lruvec *lruvec, struct zone *zone);
 
 static inline struct zone *lruvec_zone(struct lruvec *lruvec)
 {
-#ifdef CONFIG_CGROUP_MEM_RES_CTLR
+#ifdef CONFIG_MEMCG
        return lruvec->zone;
 #else
        return container_of(lruvec, struct zone, lruvec);
@@ -773,7 +785,7 @@ extern int movable_zone;
 
 static inline int zone_movable_is_highmem(void)
 {
-#if defined(CONFIG_HIGHMEM) && defined(CONFIG_HAVE_MEMBLOCK_NODE)
+#if defined(CONFIG_HIGHMEM) && defined(CONFIG_HAVE_MEMBLOCK_NODE_MAP)
        return movable_zone == ZONE_HIGHMEM;
 #else
        return 0;
@@ -1052,7 +1064,7 @@ struct mem_section {
 
        /* See declaration of similar field in struct zone */
        unsigned long *pageblock_flags;
-#ifdef CONFIG_CGROUP_MEM_RES_CTLR
+#ifdef CONFIG_MEMCG
        /*
         * If !SPARSEMEM, pgdat doesn't have page_cgroup pointer. We use
         * section. (see memcontrol.h/page_cgroup.h about this.)