xref: /linux/include/linux/vm_event_item.h (revision 071bf69a0220253a44acb8b2a27f7a262b9a46bf)
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,
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 #ifdef CONFIG_NUMA_BALANCING
45 		NUMA_PTE_UPDATES,
46 		NUMA_HUGE_PTE_UPDATES,
47 		NUMA_HINT_FAULTS,
48 		NUMA_HINT_FAULTS_LOCAL,
49 		NUMA_PAGE_MIGRATE,
50 #endif
51 #ifdef CONFIG_MIGRATION
52 		PGMIGRATE_SUCCESS, PGMIGRATE_FAIL,
53 #endif
54 #ifdef CONFIG_COMPACTION
55 		COMPACTMIGRATE_SCANNED, COMPACTFREE_SCANNED,
56 		COMPACTISOLATED,
57 		COMPACTSTALL, COMPACTFAIL, COMPACTSUCCESS,
58 		KCOMPACTD_WAKE,
59 #endif
60 #ifdef CONFIG_HUGETLB_PAGE
61 		HTLB_BUDDY_PGALLOC, HTLB_BUDDY_PGALLOC_FAIL,
62 #endif
63 		UNEVICTABLE_PGCULLED,	/* culled to noreclaim list */
64 		UNEVICTABLE_PGSCANNED,	/* scanned for reclaimability */
65 		UNEVICTABLE_PGRESCUED,	/* rescued from noreclaim list */
66 		UNEVICTABLE_PGMLOCKED,
67 		UNEVICTABLE_PGMUNLOCKED,
68 		UNEVICTABLE_PGCLEARED,	/* on COW, page truncate */
69 		UNEVICTABLE_PGSTRANDED,	/* unable to isolate on unlock */
70 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
71 		THP_FAULT_ALLOC,
72 		THP_FAULT_FALLBACK,
73 		THP_COLLAPSE_ALLOC,
74 		THP_COLLAPSE_ALLOC_FAILED,
75 		THP_FILE_ALLOC,
76 		THP_FILE_MAPPED,
77 		THP_SPLIT_PAGE,
78 		THP_SPLIT_PAGE_FAILED,
79 		THP_DEFERRED_SPLIT_PAGE,
80 		THP_SPLIT_PMD,
81 		THP_ZERO_PAGE_ALLOC,
82 		THP_ZERO_PAGE_ALLOC_FAILED,
83 #endif
84 #ifdef CONFIG_MEMORY_BALLOON
85 		BALLOON_INFLATE,
86 		BALLOON_DEFLATE,
87 #ifdef CONFIG_BALLOON_COMPACTION
88 		BALLOON_MIGRATE,
89 #endif
90 #endif
91 #ifdef CONFIG_DEBUG_TLBFLUSH
92 #ifdef CONFIG_SMP
93 		NR_TLB_REMOTE_FLUSH,	/* cpu tried to flush others' tlbs */
94 		NR_TLB_REMOTE_FLUSH_RECEIVED,/* cpu received ipi for flush */
95 #endif /* CONFIG_SMP */
96 		NR_TLB_LOCAL_FLUSH_ALL,
97 		NR_TLB_LOCAL_FLUSH_ONE,
98 #endif /* CONFIG_DEBUG_TLBFLUSH */
99 #ifdef CONFIG_DEBUG_VM_VMACACHE
100 		VMACACHE_FIND_CALLS,
101 		VMACACHE_FIND_HITS,
102 		VMACACHE_FULL_FLUSHES,
103 #endif
104 		NR_VM_EVENT_ITEMS
105 };
106 
107 #ifndef CONFIG_TRANSPARENT_HUGEPAGE
108 #define THP_FILE_ALLOC ({ BUILD_BUG(); 0; })
109 #define THP_FILE_MAPPED ({ BUILD_BUG(); 0; })
110 #endif
111 
112 #endif		/* VM_EVENT_ITEM_H_INCLUDED */
113