Merge tag 'usercopy-v4.8' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux

[deliverable/linux.git] / include / linux / mmzone.h

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index a3b7f45aac5612509d241937715ef5e4893d0729..d572b78b65e14709d5fb8d8a60ee9d71147d0d81 100644 (file)
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -68,8 +68,10 @@ extern char * const migratetype_names[MIGRATE_TYPES];
 
 #ifdef CONFIG_CMA
 #  define is_migrate_cma(migratetype) unlikely((migratetype) == MIGRATE_CMA)
+#  define is_migrate_cma_page(_page) (get_pageblock_migratetype(_page) == MIGRATE_CMA)
 #else
 #  define is_migrate_cma(migratetype) false
+#  define is_migrate_cma_page(_page) false
 #endif
 
 #define for_each_migratetype_order(order, type) \
@@ -110,11 +112,18 @@ struct zone_padding {
 enum zone_stat_item {
        /* First 128 byte cacheline (assuming 64 bit words) */
        NR_FREE_PAGES,
+       NR_ZONE_LRU_BASE, /* Used only for compaction and reclaim retry */
+       NR_ZONE_INACTIVE_ANON = NR_ZONE_LRU_BASE,
+       NR_ZONE_ACTIVE_ANON,
+       NR_ZONE_INACTIVE_FILE,
+       NR_ZONE_ACTIVE_FILE,
+       NR_ZONE_UNEVICTABLE,
+       NR_ZONE_WRITE_PENDING,  /* Count of dirty, writeback and unstable pages */
        NR_MLOCK,               /* mlock()ed pages found and moved off LRU */
        NR_SLAB_RECLAIMABLE,
        NR_SLAB_UNRECLAIMABLE,
        NR_PAGETABLE,           /* used for pagetables */
-       NR_KERNEL_STACK,
+       NR_KERNEL_STACK_KB,     /* measured in KiB */
        /* Second 128 byte cacheline */
        NR_BOUNCE,
 #if IS_ENABLED(CONFIG_ZSMALLOC)