include/linux/vm_event_item.h

   1 #ifndef VM_EVENT_ITEM_H_INCLUDED
   2 #define VM_EVENT_ITEM_H_INCLUDED
   3
   4 #ifdef CONFIG_ZONE_DMA
   5 #define DMA_ZONE(xx) xx##_DMA,
   6 #else
   7 #define DMA_ZONE(xx)
   8 #endif
   9
  10 #ifdef CONFIG_ZONE_DMA32
  11 #define DMA32_ZONE(xx) xx##_DMA32,
  12 #else
  13 #define DMA32_ZONE(xx)
  14 #endif
  15
  16 #ifdef CONFIG_HIGHMEM
  17 #define HIGHMEM_ZONE(xx) xx##_HIGH,
  18 #else
  19 #define HIGHMEM_ZONE(xx)
  20 #endif
  21
  22 #define FOR_ALL_ZONES(xx) DMA_ZONE(xx) DMA32_ZONE(xx) xx##_NORMAL, HIGHMEM_ZONE(xx) xx##_MOVABLE
  23
  24 enum vm_event_item { PGPGIN, PGPGOUT, PSWPIN, PSWPOUT,
  25                 FOR_ALL_ZONES(PGALLOC),
  26                 FOR_ALL_ZONES(ALLOCSTALL),
  27                 FOR_ALL_ZONES(PGSCAN_SKIP),
  28                 PGFREE, PGACTIVATE, PGDEACTIVATE,
  29                 PGFAULT, PGMAJFAULT,
  30                 PGLAZYFREED,
  31                 PGREFILL,
  32                 PGSTEAL_KSWAPD,
  33                 PGSTEAL_DIRECT,
  34                 PGSCAN_KSWAPD,
  35                 PGSCAN_DIRECT,
  36                 PGSCAN_DIRECT_THROTTLE,
  37 #ifdef CONFIG_NUMA
  38                 PGSCAN_ZONE_RECLAIM_FAILED,
  39 #endif
  40                 PGINODESTEAL, SLABS_SCANNED, KSWAPD_INODESTEAL,
  41                 KSWAPD_LOW_WMARK_HIT_QUICKLY, KSWAPD_HIGH_WMARK_HIT_QUICKLY,
  42                 PAGEOUTRUN, PGROTATED,
  43                 DROP_PAGECACHE, DROP_SLAB,
  44 #ifdef CONFIG_NUMA_BALANCING
  45                 NUMA_PTE_UPDATES,
  46                 NUMA_HUGE_PTE_UPDATES,
  47                 NUMA_HINT_FAULTS,
  48                 NUMA_HINT_FAULTS_LOCAL,
  49                 NUMA_PAGE_MIGRATE,
  50 #endif
  51 #ifdef CONFIG_MIGRATION
  52                 PGMIGRATE_SUCCESS, PGMIGRATE_FAIL,
  53 #endif
  54 #ifdef CONFIG_COMPACTION
  55                 COMPACTMIGRATE_SCANNED, COMPACTFREE_SCANNED,
  56                 COMPACTISOLATED,
  57                 COMPACTSTALL, COMPACTFAIL, COMPACTSUCCESS,
  58                 KCOMPACTD_WAKE,
  59                 KCOMPACTD_MIGRATE_SCANNED, KCOMPACTD_FREE_SCANNED,
  60 #endif
  61 #ifdef CONFIG_HUGETLB_PAGE
  62                 HTLB_BUDDY_PGALLOC, HTLB_BUDDY_PGALLOC_FAIL,
  63 #endif
  64                 UNEVICTABLE_PGCULLED,   /* culled to noreclaim list */
  65                 UNEVICTABLE_PGSCANNED,  /* scanned for reclaimability */
  66                 UNEVICTABLE_PGRESCUED,  /* rescued from noreclaim list */
  67                 UNEVICTABLE_PGMLOCKED,
  68                 UNEVICTABLE_PGMUNLOCKED,
  69                 UNEVICTABLE_PGCLEARED,  /* on COW, page truncate */
  70                 UNEVICTABLE_PGSTRANDED, /* unable to isolate on unlock */
  71 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
  72                 THP_FAULT_ALLOC,
  73                 THP_FAULT_FALLBACK,
  74                 THP_COLLAPSE_ALLOC,
  75                 THP_COLLAPSE_ALLOC_FAILED,
  76                 THP_FILE_ALLOC,
  77                 THP_FILE_MAPPED,
  78                 THP_SPLIT_PAGE,
  79                 THP_SPLIT_PAGE_FAILED,
  80                 THP_DEFERRED_SPLIT_PAGE,
  81                 THP_SPLIT_PMD,
  82 #ifdef CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD
  83                 THP_SPLIT_PUD,
  84 #endif
  85                 THP_ZERO_PAGE_ALLOC,
  86                 THP_ZERO_PAGE_ALLOC_FAILED,
  87 #endif
  88 #ifdef CONFIG_MEMORY_BALLOON
  89                 BALLOON_INFLATE,
  90                 BALLOON_DEFLATE,
  91 #ifdef CONFIG_BALLOON_COMPACTION
  92                 BALLOON_MIGRATE,
  93 #endif
  94 #endif
  95 #ifdef CONFIG_DEBUG_TLBFLUSH
  96 #ifdef CONFIG_SMP
  97                 NR_TLB_REMOTE_FLUSH,    /* cpu tried to flush others' tlbs */
  98                 NR_TLB_REMOTE_FLUSH_RECEIVED,/* cpu received ipi for flush */
  99 #endif /* CONFIG_SMP */
 100                 NR_TLB_LOCAL_FLUSH_ALL,
 101                 NR_TLB_LOCAL_FLUSH_ONE,
 102 #endif /* CONFIG_DEBUG_TLBFLUSH */
 103 #ifdef CONFIG_DEBUG_VM_VMACACHE
 104                 VMACACHE_FIND_CALLS,
 105                 VMACACHE_FIND_HITS,
 106                 VMACACHE_FULL_FLUSHES,
 107 #endif
 108                 NR_VM_EVENT_ITEMS
 109 };
 110
 111 #ifndef CONFIG_TRANSPARENT_HUGEPAGE
 112 #define THP_FILE_ALLOC ({ BUILD_BUG(); 0; })
 113 #define THP_FILE_MAPPED ({ BUILD_BUG(); 0; })
 114 #endif
 115
 116 #endif          /* VM_EVENT_ITEM_H_INCLUDED */