include/linux/vm_event_item.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef VM_EVENT_ITEM_H_INCLUDED
   3 #define VM_EVENT_ITEM_H_INCLUDED
   4
   5 #ifdef CONFIG_ZONE_DMA
   6 #define DMA_ZONE(xx) xx##_DMA,
   7 #else
   8 #define DMA_ZONE(xx)
   9 #endif
  10
  11 #ifdef CONFIG_ZONE_DMA32
  12 #define DMA32_ZONE(xx) xx##_DMA32,
  13 #else
  14 #define DMA32_ZONE(xx)
  15 #endif
  16
  17 #ifdef CONFIG_HIGHMEM
  18 #define HIGHMEM_ZONE(xx) xx##_HIGH,
  19 #else
  20 #define HIGHMEM_ZONE(xx)
  21 #endif
  22
  23 #ifdef CONFIG_ZONE_DEVICE
  24 #define DEVICE_ZONE(xx) xx##_DEVICE,
  25 #else
  26 #define DEVICE_ZONE(xx)
  27 #endif
  28
  29 #define FOR_ALL_ZONES(xx) DMA_ZONE(xx) DMA32_ZONE(xx) xx##_NORMAL, \
  30         HIGHMEM_ZONE(xx) xx##_MOVABLE, DEVICE_ZONE(xx)
  31
  32 enum vm_event_item { PGPGIN, PGPGOUT, PSWPIN, PSWPOUT,
  33                 FOR_ALL_ZONES(PGALLOC)
  34                 FOR_ALL_ZONES(ALLOCSTALL)
  35                 FOR_ALL_ZONES(PGSCAN_SKIP)
  36                 PGFREE, PGACTIVATE, PGDEACTIVATE, PGLAZYFREE,
  37                 PGFAULT, PGMAJFAULT,
  38                 PGLAZYFREED,
  39                 PGREFILL,
  40                 PGREUSE,
  41                 PGSTEAL_KSWAPD,
  42                 PGSTEAL_DIRECT,
  43                 PGSTEAL_KHUGEPAGED,
  44                 PGSCAN_KSWAPD,
  45                 PGSCAN_DIRECT,
  46                 PGSCAN_KHUGEPAGED,
  47                 PGSCAN_DIRECT_THROTTLE,
  48                 PGSCAN_ANON,
  49                 PGSCAN_FILE,
  50                 PGSTEAL_ANON,
  51                 PGSTEAL_FILE,
  52 #ifdef CONFIG_NUMA
  53                 PGSCAN_ZONE_RECLAIM_FAILED,
  54 #endif
  55                 PGINODESTEAL, SLABS_SCANNED, KSWAPD_INODESTEAL,
  56                 KSWAPD_LOW_WMARK_HIT_QUICKLY, KSWAPD_HIGH_WMARK_HIT_QUICKLY,
  57                 PAGEOUTRUN, PGROTATED,
  58                 DROP_PAGECACHE, DROP_SLAB,
  59                 OOM_KILL,
  60 #ifdef CONFIG_NUMA_BALANCING
  61                 NUMA_PTE_UPDATES,
  62                 NUMA_HUGE_PTE_UPDATES,
  63                 NUMA_HINT_FAULTS,
  64                 NUMA_HINT_FAULTS_LOCAL,
  65                 NUMA_PAGE_MIGRATE,
  66 #endif
  67 #ifdef CONFIG_MIGRATION
  68                 PGMIGRATE_SUCCESS, PGMIGRATE_FAIL,
  69                 THP_MIGRATION_SUCCESS,
  70                 THP_MIGRATION_FAIL,
  71                 THP_MIGRATION_SPLIT,
  72 #endif
  73 #ifdef CONFIG_COMPACTION
  74                 COMPACTMIGRATE_SCANNED, COMPACTFREE_SCANNED,
  75                 COMPACTISOLATED,
  76                 COMPACTSTALL, COMPACTFAIL, COMPACTSUCCESS,
  77                 KCOMPACTD_WAKE,
  78                 KCOMPACTD_MIGRATE_SCANNED, KCOMPACTD_FREE_SCANNED,
  79 #endif
  80 #ifdef CONFIG_HUGETLB_PAGE
  81                 HTLB_BUDDY_PGALLOC, HTLB_BUDDY_PGALLOC_FAIL,
  82 #endif
  83 #ifdef CONFIG_CMA
  84                 CMA_ALLOC_SUCCESS,
  85                 CMA_ALLOC_FAIL,
  86 #endif
  87                 UNEVICTABLE_PGCULLED,   /* culled to noreclaim list */
  88                 UNEVICTABLE_PGSCANNED,  /* scanned for reclaimability */
  89                 UNEVICTABLE_PGRESCUED,  /* rescued from noreclaim list */
  90                 UNEVICTABLE_PGMLOCKED,
  91                 UNEVICTABLE_PGMUNLOCKED,
  92                 UNEVICTABLE_PGCLEARED,  /* on COW, page truncate */
  93                 UNEVICTABLE_PGSTRANDED, /* unable to isolate on unlock */
  94 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
  95                 THP_FAULT_ALLOC,
  96                 THP_FAULT_FALLBACK,
  97                 THP_FAULT_FALLBACK_CHARGE,
  98                 THP_COLLAPSE_ALLOC,
  99                 THP_COLLAPSE_ALLOC_FAILED,
 100                 THP_FILE_ALLOC,
 101                 THP_FILE_FALLBACK,
 102                 THP_FILE_FALLBACK_CHARGE,
 103                 THP_FILE_MAPPED,
 104                 THP_SPLIT_PAGE,
 105                 THP_SPLIT_PAGE_FAILED,
 106                 THP_DEFERRED_SPLIT_PAGE,
 107                 THP_SPLIT_PMD,
 108                 THP_SCAN_EXCEED_NONE_PTE,
 109                 THP_SCAN_EXCEED_SWAP_PTE,
 110                 THP_SCAN_EXCEED_SHARED_PTE,
 111 #ifdef CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD
 112                 THP_SPLIT_PUD,
 113 #endif
 114                 THP_ZERO_PAGE_ALLOC,
 115                 THP_ZERO_PAGE_ALLOC_FAILED,
 116                 THP_SWPOUT,
 117                 THP_SWPOUT_FALLBACK,
 118 #endif
 119 #ifdef CONFIG_MEMORY_BALLOON
 120                 BALLOON_INFLATE,
 121                 BALLOON_DEFLATE,
 122 #ifdef CONFIG_BALLOON_COMPACTION
 123                 BALLOON_MIGRATE,
 124 #endif
 125 #endif
 126 #ifdef CONFIG_DEBUG_TLBFLUSH
 127                 NR_TLB_REMOTE_FLUSH,    /* cpu tried to flush others' tlbs */
 128                 NR_TLB_REMOTE_FLUSH_RECEIVED,/* cpu received ipi for flush */
 129                 NR_TLB_LOCAL_FLUSH_ALL,
 130                 NR_TLB_LOCAL_FLUSH_ONE,
 131 #endif /* CONFIG_DEBUG_TLBFLUSH */
 132 #ifdef CONFIG_SWAP
 133                 SWAP_RA,
 134                 SWAP_RA_HIT,
 135 #ifdef CONFIG_KSM
 136                 KSM_SWPIN_COPY,
 137 #endif
 138 #endif
 139 #ifdef CONFIG_KSM
 140                 COW_KSM,
 141 #endif
 142 #ifdef CONFIG_ZSWAP
 143                 ZSWPIN,
 144                 ZSWPOUT,
 145                 ZSWPWB,
 146 #endif
 147 #ifdef CONFIG_X86
 148                 DIRECT_MAP_LEVEL2_SPLIT,
 149                 DIRECT_MAP_LEVEL3_SPLIT,
 150 #endif
 151 #ifdef CONFIG_PER_VMA_LOCK_STATS
 152                 VMA_LOCK_SUCCESS,
 153                 VMA_LOCK_ABORT,
 154                 VMA_LOCK_RETRY,
 155                 VMA_LOCK_MISS,
 156 #endif
 157                 NR_VM_EVENT_ITEMS
 158 };
 159
 160 #ifndef CONFIG_TRANSPARENT_HUGEPAGE
 161 #define THP_FILE_ALLOC ({ BUILD_BUG(); 0; })
 162 #define THP_FILE_FALLBACK ({ BUILD_BUG(); 0; })
 163 #define THP_FILE_FALLBACK_CHARGE ({ BUILD_BUG(); 0; })
 164 #define THP_FILE_MAPPED ({ BUILD_BUG(); 0; })
 165 #endif
 166
 167 #endif          /* VM_EVENT_ITEM_H_INCLUDED */