1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef VM_EVENT_ITEM_H_INCLUDED
3 #define VM_EVENT_ITEM_H_INCLUDED
6 #define DMA_ZONE(xx) xx##_DMA,
11 #ifdef CONFIG_ZONE_DMA32
12 #define DMA32_ZONE(xx) xx##_DMA32,
14 #define DMA32_ZONE(xx)
18 #define HIGHMEM_ZONE(xx) xx##_HIGH,
20 #define HIGHMEM_ZONE(xx)
23 #define FOR_ALL_ZONES(xx) DMA_ZONE(xx) DMA32_ZONE(xx) xx##_NORMAL, HIGHMEM_ZONE(xx) xx##_MOVABLE
25 enum vm_event_item { PGPGIN, PGPGOUT, PSWPIN, PSWPOUT,
26 FOR_ALL_ZONES(PGALLOC),
27 FOR_ALL_ZONES(ALLOCSTALL),
28 FOR_ALL_ZONES(PGSCAN_SKIP),
29 PGFREE, PGACTIVATE, PGDEACTIVATE, PGLAZYFREE,
40 PGSCAN_DIRECT_THROTTLE,
46 PGSCAN_ZONE_RECLAIM_FAILED,
48 PGINODESTEAL, SLABS_SCANNED, KSWAPD_INODESTEAL,
49 KSWAPD_LOW_WMARK_HIT_QUICKLY, KSWAPD_HIGH_WMARK_HIT_QUICKLY,
50 PAGEOUTRUN, PGROTATED,
51 DROP_PAGECACHE, DROP_SLAB,
53 #ifdef CONFIG_NUMA_BALANCING
55 NUMA_HUGE_PTE_UPDATES,
57 NUMA_HINT_FAULTS_LOCAL,
60 #ifdef CONFIG_MIGRATION
61 PGMIGRATE_SUCCESS, PGMIGRATE_FAIL,
62 THP_MIGRATION_SUCCESS,
66 #ifdef CONFIG_COMPACTION
67 COMPACTMIGRATE_SCANNED, COMPACTFREE_SCANNED,
69 COMPACTSTALL, COMPACTFAIL, COMPACTSUCCESS,
71 KCOMPACTD_MIGRATE_SCANNED, KCOMPACTD_FREE_SCANNED,
73 #ifdef CONFIG_HUGETLB_PAGE
74 HTLB_BUDDY_PGALLOC, HTLB_BUDDY_PGALLOC_FAIL,
80 UNEVICTABLE_PGCULLED, /* culled to noreclaim list */
81 UNEVICTABLE_PGSCANNED, /* scanned for reclaimability */
82 UNEVICTABLE_PGRESCUED, /* rescued from noreclaim list */
83 UNEVICTABLE_PGMLOCKED,
84 UNEVICTABLE_PGMUNLOCKED,
85 UNEVICTABLE_PGCLEARED, /* on COW, page truncate */
86 UNEVICTABLE_PGSTRANDED, /* unable to isolate on unlock */
87 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
90 THP_FAULT_FALLBACK_CHARGE,
92 THP_COLLAPSE_ALLOC_FAILED,
95 THP_FILE_FALLBACK_CHARGE,
98 THP_SPLIT_PAGE_FAILED,
99 THP_DEFERRED_SPLIT_PAGE,
101 THP_SCAN_EXCEED_NONE_PTE,
102 THP_SCAN_EXCEED_SWAP_PTE,
103 THP_SCAN_EXCEED_SHARED_PTE,
104 #ifdef CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD
108 THP_ZERO_PAGE_ALLOC_FAILED,
112 #ifdef CONFIG_MEMORY_BALLOON
115 #ifdef CONFIG_BALLOON_COMPACTION
119 #ifdef CONFIG_DEBUG_TLBFLUSH
120 NR_TLB_REMOTE_FLUSH, /* cpu tried to flush others' tlbs */
121 NR_TLB_REMOTE_FLUSH_RECEIVED,/* cpu received ipi for flush */
122 NR_TLB_LOCAL_FLUSH_ALL,
123 NR_TLB_LOCAL_FLUSH_ONE,
124 #endif /* CONFIG_DEBUG_TLBFLUSH */
125 #ifdef CONFIG_DEBUG_VM_VMACACHE
144 DIRECT_MAP_LEVEL2_SPLIT,
145 DIRECT_MAP_LEVEL3_SPLIT,
150 #ifndef CONFIG_TRANSPARENT_HUGEPAGE
151 #define THP_FILE_ALLOC ({ BUILD_BUG(); 0; })
152 #define THP_FILE_FALLBACK ({ BUILD_BUG(); 0; })
153 #define THP_FILE_FALLBACK_CHARGE ({ BUILD_BUG(); 0; })
154 #define THP_FILE_MAPPED ({ BUILD_BUG(); 0; })
157 #endif /* VM_EVENT_ITEM_H_INCLUDED */