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                 FOR_ALL_ZONES(PGREFILL),
  29                 FOR_ALL_ZONES(PGSTEAL_KSWAPD),
  30                 FOR_ALL_ZONES(PGSTEAL_DIRECT),
  31                 FOR_ALL_ZONES(PGSCAN_KSWAPD),
  32                 FOR_ALL_ZONES(PGSCAN_DIRECT),
  33                 PGSCAN_DIRECT_THROTTLE,
  34 #ifdef CONFIG_NUMA
  35                 PGSCAN_ZONE_RECLAIM_FAILED,
  36 #endif
  37                 PGINODESTEAL, SLABS_SCANNED, KSWAPD_INODESTEAL,
  38                 KSWAPD_LOW_WMARK_HIT_QUICKLY, KSWAPD_HIGH_WMARK_HIT_QUICKLY,
  39                 KSWAPD_SKIP_CONGESTION_WAIT,
  40                 PAGEOUTRUN, ALLOCSTALL, PGROTATED,
  41 #ifdef CONFIG_COMPACTION
  42                 COMPACTBLOCKS, COMPACTPAGES, COMPACTPAGEFAILED,
  43                 COMPACTSTALL, COMPACTFAIL, COMPACTSUCCESS,
  44 #endif
  45 #ifdef CONFIG_HUGETLB_PAGE
  46                 HTLB_BUDDY_PGALLOC, HTLB_BUDDY_PGALLOC_FAIL,
  47 #endif
  48                 UNEVICTABLE_PGCULLED,   /* culled to noreclaim list */
  49                 UNEVICTABLE_PGSCANNED,  /* scanned for reclaimability */
  50                 UNEVICTABLE_PGRESCUED,  /* rescued from noreclaim list */
  51                 UNEVICTABLE_PGMLOCKED,
  52                 UNEVICTABLE_PGMUNLOCKED,
  53                 UNEVICTABLE_PGCLEARED,  /* on COW, page truncate */
  54                 UNEVICTABLE_PGSTRANDED, /* unable to isolate on unlock */
  55 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
  56                 THP_FAULT_ALLOC,
  57                 THP_FAULT_FALLBACK,
  58                 THP_COLLAPSE_ALLOC,
  59                 THP_COLLAPSE_ALLOC_FAILED,
  60                 THP_SPLIT,
  61 #endif
  62                 NR_VM_EVENT_ITEMS
  63 };
  64
  65 #endif          /* VM_EVENT_ITEM_H_INCLUDED */