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
32enum 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 PGDEMOTE_KSWAPD,
45 PGDEMOTE_DIRECT,
46 PGDEMOTE_KHUGEPAGED,
47 PGSCAN_KSWAPD,
48 PGSCAN_DIRECT,
49 PGSCAN_KHUGEPAGED,
50 PGSCAN_DIRECT_THROTTLE,
51 PGSCAN_ANON,
52 PGSCAN_FILE,
53 PGSTEAL_ANON,
54 PGSTEAL_FILE,
55#ifdef CONFIG_NUMA
56 PGSCAN_ZONE_RECLAIM_FAILED,
57#endif
58 PGINODESTEAL, SLABS_SCANNED, KSWAPD_INODESTEAL,
59 KSWAPD_LOW_WMARK_HIT_QUICKLY, KSWAPD_HIGH_WMARK_HIT_QUICKLY,
60 PAGEOUTRUN, PGROTATED,
61 DROP_PAGECACHE, DROP_SLAB,
62 OOM_KILL,
63#ifdef CONFIG_NUMA_BALANCING
64 NUMA_PTE_UPDATES,
65 NUMA_HUGE_PTE_UPDATES,
66 NUMA_HINT_FAULTS,
67 NUMA_HINT_FAULTS_LOCAL,
68 NUMA_PAGE_MIGRATE,
69#endif
70#ifdef CONFIG_MIGRATION
71 PGMIGRATE_SUCCESS, PGMIGRATE_FAIL,
72 THP_MIGRATION_SUCCESS,
73 THP_MIGRATION_FAIL,
74 THP_MIGRATION_SPLIT,
75#endif
76#ifdef CONFIG_COMPACTION
77 COMPACTMIGRATE_SCANNED, COMPACTFREE_SCANNED,
78 COMPACTISOLATED,
79 COMPACTSTALL, COMPACTFAIL, COMPACTSUCCESS,
80 KCOMPACTD_WAKE,
81 KCOMPACTD_MIGRATE_SCANNED, KCOMPACTD_FREE_SCANNED,
82#endif
83#ifdef CONFIG_HUGETLB_PAGE
84 HTLB_BUDDY_PGALLOC, HTLB_BUDDY_PGALLOC_FAIL,
85#endif
86#ifdef CONFIG_CMA
87 CMA_ALLOC_SUCCESS,
88 CMA_ALLOC_FAIL,
89#endif
90 UNEVICTABLE_PGCULLED, /* culled to noreclaim list */
91 UNEVICTABLE_PGSCANNED, /* scanned for reclaimability */
92 UNEVICTABLE_PGRESCUED, /* rescued from noreclaim list */
93 UNEVICTABLE_PGMLOCKED,
94 UNEVICTABLE_PGMUNLOCKED,
95 UNEVICTABLE_PGCLEARED, /* on COW, page truncate */
96 UNEVICTABLE_PGSTRANDED, /* unable to isolate on unlock */
97#ifdef CONFIG_TRANSPARENT_HUGEPAGE
98 THP_FAULT_ALLOC,
99 THP_FAULT_FALLBACK,
100 THP_FAULT_FALLBACK_CHARGE,
101 THP_COLLAPSE_ALLOC,
102 THP_COLLAPSE_ALLOC_FAILED,
103 THP_FILE_ALLOC,
104 THP_FILE_FALLBACK,
105 THP_FILE_FALLBACK_CHARGE,
106 THP_FILE_MAPPED,
107 THP_SPLIT_PAGE,
108 THP_SPLIT_PAGE_FAILED,
109 THP_DEFERRED_SPLIT_PAGE,
110 THP_SPLIT_PMD,
111 THP_SCAN_EXCEED_NONE_PTE,
112 THP_SCAN_EXCEED_SWAP_PTE,
113 THP_SCAN_EXCEED_SHARED_PTE,
114#ifdef CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD
115 THP_SPLIT_PUD,
116#endif
117 THP_ZERO_PAGE_ALLOC,
118 THP_ZERO_PAGE_ALLOC_FAILED,
119 THP_SWPOUT,
120 THP_SWPOUT_FALLBACK,
121#endif
122#ifdef CONFIG_MEMORY_BALLOON
123 BALLOON_INFLATE,
124 BALLOON_DEFLATE,
125#ifdef CONFIG_BALLOON_COMPACTION
126 BALLOON_MIGRATE,
127#endif
128#endif
129#ifdef CONFIG_DEBUG_TLBFLUSH
130 NR_TLB_REMOTE_FLUSH, /* cpu tried to flush others' tlbs */
131 NR_TLB_REMOTE_FLUSH_RECEIVED,/* cpu received ipi for flush */
132 NR_TLB_LOCAL_FLUSH_ALL,
133 NR_TLB_LOCAL_FLUSH_ONE,
134#endif /* CONFIG_DEBUG_TLBFLUSH */
135#ifdef CONFIG_SWAP
136 SWAP_RA,
137 SWAP_RA_HIT,
138#ifdef CONFIG_KSM
139 KSM_SWPIN_COPY,
140#endif
141#endif
142#ifdef CONFIG_KSM
143 COW_KSM,
144#endif
145#ifdef CONFIG_ZSWAP
146 ZSWPIN,
147 ZSWPOUT,
148#endif
149#ifdef CONFIG_X86
150 DIRECT_MAP_LEVEL2_SPLIT,
151 DIRECT_MAP_LEVEL3_SPLIT,
152#endif
153#ifdef CONFIG_PER_VMA_LOCK_STATS
154 VMA_LOCK_SUCCESS,
155 VMA_LOCK_ABORT,
156 VMA_LOCK_RETRY,
157 VMA_LOCK_MISS,
158#endif
159 NR_VM_EVENT_ITEMS
160};
161
162#ifndef CONFIG_TRANSPARENT_HUGEPAGE
163#define THP_FILE_ALLOC ({ BUILD_BUG(); 0; })
164#define THP_FILE_FALLBACK ({ BUILD_BUG(); 0; })
165#define THP_FILE_FALLBACK_CHARGE ({ BUILD_BUG(); 0; })
166#define THP_FILE_MAPPED ({ BUILD_BUG(); 0; })
167#endif
168
169#endif /* VM_EVENT_ITEM_H_INCLUDED */
170

source code of linux/include/linux/vm_event_item.h