Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
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
24enum 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#endif
89#ifdef CONFIG_MEMORY_BALLOON
90 BALLOON_INFLATE,
91 BALLOON_DEFLATE,
92#ifdef CONFIG_BALLOON_COMPACTION
93 BALLOON_MIGRATE,
94#endif
95#endif
96#ifdef CONFIG_DEBUG_TLBFLUSH
97 NR_TLB_REMOTE_FLUSH, /* cpu tried to flush others' tlbs */
98 NR_TLB_REMOTE_FLUSH_RECEIVED,/* cpu received ipi for flush */
99 NR_TLB_LOCAL_FLUSH_ALL,
100 NR_TLB_LOCAL_FLUSH_ONE,
101#endif /* CONFIG_DEBUG_TLBFLUSH */
102#ifdef CONFIG_DEBUG_VM_VMACACHE
103 VMACACHE_FIND_CALLS,
104 VMACACHE_FIND_HITS,
105 VMACACHE_FULL_FLUSHES,
106#endif
107 NR_VM_EVENT_ITEMS
108};
109
110#ifndef CONFIG_TRANSPARENT_HUGEPAGE
111#define THP_FILE_ALLOC ({ BUILD_BUG(); 0; })
112#define THP_FILE_MAPPED ({ BUILD_BUG(); 0; })
113#endif
114
115#endif /* VM_EVENT_ITEM_H_INCLUDED */