xref: /linux/include/linux/vm_event_item.h (revision 74ce1896c6c65b2f8cccbf59162d542988835835)
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 		FOR_ALL_ZONES(ALLOCSTALL),
27 		FOR_ALL_ZONES(PGSCAN_SKIP),
28 		PGFREE, PGACTIVATE, PGDEACTIVATE, PGLAZYFREE,
29 		PGFAULT, PGMAJFAULT,
30 		PGLAZYFREED,
31 		PGREFILL,
32 		PGSTEAL_KSWAPD,
33 		PGSTEAL_DIRECT,
34 		PGSCAN_KSWAPD,
35 		PGSCAN_DIRECT,
36 		PGSCAN_DIRECT_THROTTLE,
37 #ifdef CONFIG_NUMA
38 		PGSCAN_ZONE_RECLAIM_FAILED,
39 #endif
40 		PGINODESTEAL, SLABS_SCANNED, KSWAPD_INODESTEAL,
41 		KSWAPD_LOW_WMARK_HIT_QUICKLY, KSWAPD_HIGH_WMARK_HIT_QUICKLY,
42 		PAGEOUTRUN, PGROTATED,
43 		DROP_PAGECACHE, DROP_SLAB,
44 		OOM_KILL,
45 #ifdef CONFIG_NUMA_BALANCING
46 		NUMA_PTE_UPDATES,
47 		NUMA_HUGE_PTE_UPDATES,
48 		NUMA_HINT_FAULTS,
49 		NUMA_HINT_FAULTS_LOCAL,
50 		NUMA_PAGE_MIGRATE,
51 #endif
52 #ifdef CONFIG_MIGRATION
53 		PGMIGRATE_SUCCESS, PGMIGRATE_FAIL,
54 #endif
55 #ifdef CONFIG_COMPACTION
56 		COMPACTMIGRATE_SCANNED, COMPACTFREE_SCANNED,
57 		COMPACTISOLATED,
58 		COMPACTSTALL, COMPACTFAIL, COMPACTSUCCESS,
59 		KCOMPACTD_WAKE,
60 		KCOMPACTD_MIGRATE_SCANNED, KCOMPACTD_FREE_SCANNED,
61 #endif
62 #ifdef CONFIG_HUGETLB_PAGE
63 		HTLB_BUDDY_PGALLOC, HTLB_BUDDY_PGALLOC_FAIL,
64 #endif
65 		UNEVICTABLE_PGCULLED,	/* culled to noreclaim list */
66 		UNEVICTABLE_PGSCANNED,	/* scanned for reclaimability */
67 		UNEVICTABLE_PGRESCUED,	/* rescued from noreclaim list */
68 		UNEVICTABLE_PGMLOCKED,
69 		UNEVICTABLE_PGMUNLOCKED,
70 		UNEVICTABLE_PGCLEARED,	/* on COW, page truncate */
71 		UNEVICTABLE_PGSTRANDED,	/* unable to isolate on unlock */
72 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
73 		THP_FAULT_ALLOC,
74 		THP_FAULT_FALLBACK,
75 		THP_COLLAPSE_ALLOC,
76 		THP_COLLAPSE_ALLOC_FAILED,
77 		THP_FILE_ALLOC,
78 		THP_FILE_MAPPED,
79 		THP_SPLIT_PAGE,
80 		THP_SPLIT_PAGE_FAILED,
81 		THP_DEFERRED_SPLIT_PAGE,
82 		THP_SPLIT_PMD,
83 #ifdef CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD
84 		THP_SPLIT_PUD,
85 #endif
86 		THP_ZERO_PAGE_ALLOC,
87 		THP_ZERO_PAGE_ALLOC_FAILED,
88 		THP_SWPOUT,
89 		THP_SWPOUT_FALLBACK,
90 #endif
91 #ifdef CONFIG_MEMORY_BALLOON
92 		BALLOON_INFLATE,
93 		BALLOON_DEFLATE,
94 #ifdef CONFIG_BALLOON_COMPACTION
95 		BALLOON_MIGRATE,
96 #endif
97 #endif
98 #ifdef CONFIG_DEBUG_TLBFLUSH
99 		NR_TLB_REMOTE_FLUSH,	/* cpu tried to flush others' tlbs */
100 		NR_TLB_REMOTE_FLUSH_RECEIVED,/* cpu received ipi for flush */
101 		NR_TLB_LOCAL_FLUSH_ALL,
102 		NR_TLB_LOCAL_FLUSH_ONE,
103 #endif /* CONFIG_DEBUG_TLBFLUSH */
104 #ifdef CONFIG_DEBUG_VM_VMACACHE
105 		VMACACHE_FIND_CALLS,
106 		VMACACHE_FIND_HITS,
107 		VMACACHE_FULL_FLUSHES,
108 #endif
109 #ifdef CONFIG_SWAP
110 		SWAP_RA,
111 		SWAP_RA_HIT,
112 #endif
113 		NR_VM_EVENT_ITEMS
114 };
115 
116 #ifndef CONFIG_TRANSPARENT_HUGEPAGE
117 #define THP_FILE_ALLOC ({ BUILD_BUG(); 0; })
118 #define THP_FILE_MAPPED ({ BUILD_BUG(); 0; })
119 #endif
120 
121 #endif		/* VM_EVENT_ITEM_H_INCLUDED */
122