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                 PGFREE, PGACTIVATE, PGDEACTIVATE,
  27                 PGFAULT, PGMAJFAULT,
  28                 PGLAZYFREED,
  29                 FOR_ALL_ZONES(PGREFILL),
  30                 FOR_ALL_ZONES(PGSTEAL_KSWAPD),
  31                 FOR_ALL_ZONES(PGSTEAL_DIRECT),
  32                 FOR_ALL_ZONES(PGSCAN_KSWAPD),
  33                 FOR_ALL_ZONES(PGSCAN_DIRECT),
  34                 PGSCAN_DIRECT_THROTTLE,
  35 #ifdef CONFIG_NUMA
  36                 PGSCAN_ZONE_RECLAIM_FAILED,
  37 #endif
  38                 PGINODESTEAL, SLABS_SCANNED, KSWAPD_INODESTEAL,
  39                 KSWAPD_LOW_WMARK_HIT_QUICKLY, KSWAPD_HIGH_WMARK_HIT_QUICKLY,
  40                 PAGEOUTRUN, ALLOCSTALL, PGROTATED,
  41                 DROP_PAGECACHE, DROP_SLAB,
  42 #ifdef CONFIG_NUMA_BALANCING
  43                 NUMA_PTE_UPDATES,
  44                 NUMA_HUGE_PTE_UPDATES,
  45                 NUMA_HINT_FAULTS,
  46                 NUMA_HINT_FAULTS_LOCAL,
  47                 NUMA_PAGE_MIGRATE,
  48 #endif
  49 #ifdef CONFIG_MIGRATION
  50                 PGMIGRATE_SUCCESS, PGMIGRATE_FAIL,
  51 #endif
  52 #ifdef CONFIG_COMPACTION
  53                 COMPACTMIGRATE_SCANNED, COMPACTFREE_SCANNED,
  54                 COMPACTISOLATED,
  55                 COMPACTSTALL, COMPACTFAIL, COMPACTSUCCESS,
  56                 KCOMPACTD_WAKE,
  57 #endif
  58 #ifdef CONFIG_HUGETLB_PAGE
  59                 HTLB_BUDDY_PGALLOC, HTLB_BUDDY_PGALLOC_FAIL,
  60 #endif
  61                 UNEVICTABLE_PGCULLED,   /* culled to noreclaim list */
  62                 UNEVICTABLE_PGSCANNED,  /* scanned for reclaimability */
  63                 UNEVICTABLE_PGRESCUED,  /* rescued from noreclaim list */
  64                 UNEVICTABLE_PGMLOCKED,
  65                 UNEVICTABLE_PGMUNLOCKED,
  66                 UNEVICTABLE_PGCLEARED,  /* on COW, page truncate */
  67                 UNEVICTABLE_PGSTRANDED, /* unable to isolate on unlock */
  68 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
  69                 THP_FAULT_ALLOC,
  70                 THP_FAULT_FALLBACK,
  71                 THP_COLLAPSE_ALLOC,
  72                 THP_COLLAPSE_ALLOC_FAILED,
  73                 THP_FILE_ALLOC,
  74                 THP_FILE_MAPPED,
  75                 THP_SPLIT_PAGE,
  76                 THP_SPLIT_PAGE_FAILED,
  77                 THP_DEFERRED_SPLIT_PAGE,
  78                 THP_SPLIT_PMD,
  79                 THP_ZERO_PAGE_ALLOC,
  80                 THP_ZERO_PAGE_ALLOC_FAILED,
  81 #endif
  82 #ifdef CONFIG_MEMORY_BALLOON
  83                 BALLOON_INFLATE,
  84                 BALLOON_DEFLATE,
  85 #ifdef CONFIG_BALLOON_COMPACTION
  86                 BALLOON_MIGRATE,
  87 #endif
  88 #endif
  89 #ifdef CONFIG_DEBUG_TLBFLUSH
  90 #ifdef CONFIG_SMP
  91                 NR_TLB_REMOTE_FLUSH,    /* cpu tried to flush others' tlbs */
  92                 NR_TLB_REMOTE_FLUSH_RECEIVED,/* cpu received ipi for flush */
  93 #endif /* CONFIG_SMP */
  94                 NR_TLB_LOCAL_FLUSH_ALL,
  95                 NR_TLB_LOCAL_FLUSH_ONE,
  96 #endif /* CONFIG_DEBUG_TLBFLUSH */
  97 #ifdef CONFIG_DEBUG_VM_VMACACHE
  98                 VMACACHE_FIND_CALLS,
  99                 VMACACHE_FIND_HITS,
 100                 VMACACHE_FULL_FLUSHES,
 101 #endif
 102                 NR_VM_EVENT_ITEMS
 103 };
 104
 105 #ifndef CONFIG_TRANSPARENT_HUGEPAGE
 106 #define THP_FILE_ALLOC ({ BUILD_BUG(); 0; })
 107 #define THP_FILE_MAPPED ({ BUILD_BUG(); 0; })
 108 #endif
 109
 110 #endif          /* VM_EVENT_ITEM_H_INCLUDED */