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 */
168
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