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
,
38 PGSCAN_DIRECT_THROTTLE
,
44 PGSCAN_ZONE_RECLAIM_FAILED
,
46 PGINODESTEAL
, SLABS_SCANNED
, KSWAPD_INODESTEAL
,
47 KSWAPD_LOW_WMARK_HIT_QUICKLY
, KSWAPD_HIGH_WMARK_HIT_QUICKLY
,
48 PAGEOUTRUN
, PGROTATED
,
49 DROP_PAGECACHE
, DROP_SLAB
,
51 #ifdef CONFIG_NUMA_BALANCING
53 NUMA_HUGE_PTE_UPDATES
,
55 NUMA_HINT_FAULTS_LOCAL
,
58 #ifdef CONFIG_MIGRATION
59 PGMIGRATE_SUCCESS
, PGMIGRATE_FAIL
,
60 THP_MIGRATION_SUCCESS
,
64 #ifdef CONFIG_COMPACTION
65 COMPACTMIGRATE_SCANNED
, COMPACTFREE_SCANNED
,
67 COMPACTSTALL
, COMPACTFAIL
, COMPACTSUCCESS
,
69 KCOMPACTD_MIGRATE_SCANNED
, KCOMPACTD_FREE_SCANNED
,
71 #ifdef CONFIG_HUGETLB_PAGE
72 HTLB_BUDDY_PGALLOC
, HTLB_BUDDY_PGALLOC_FAIL
,
78 UNEVICTABLE_PGCULLED
, /* culled to noreclaim list */
79 UNEVICTABLE_PGSCANNED
, /* scanned for reclaimability */
80 UNEVICTABLE_PGRESCUED
, /* rescued from noreclaim list */
81 UNEVICTABLE_PGMLOCKED
,
82 UNEVICTABLE_PGMUNLOCKED
,
83 UNEVICTABLE_PGCLEARED
, /* on COW, page truncate */
84 UNEVICTABLE_PGSTRANDED
, /* unable to isolate on unlock */
85 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
88 THP_FAULT_FALLBACK_CHARGE
,
90 THP_COLLAPSE_ALLOC_FAILED
,
93 THP_FILE_FALLBACK_CHARGE
,
96 THP_SPLIT_PAGE_FAILED
,
97 THP_DEFERRED_SPLIT_PAGE
,
99 #ifdef CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD
103 THP_ZERO_PAGE_ALLOC_FAILED
,
107 #ifdef CONFIG_MEMORY_BALLOON
110 #ifdef CONFIG_BALLOON_COMPACTION
114 #ifdef CONFIG_DEBUG_TLBFLUSH
115 NR_TLB_REMOTE_FLUSH
, /* cpu tried to flush others' tlbs */
116 NR_TLB_REMOTE_FLUSH_RECEIVED
,/* cpu received ipi for flush */
117 NR_TLB_LOCAL_FLUSH_ALL
,
118 NR_TLB_LOCAL_FLUSH_ONE
,
119 #endif /* CONFIG_DEBUG_TLBFLUSH */
120 #ifdef CONFIG_DEBUG_VM_VMACACHE
129 DIRECT_MAP_LEVEL2_SPLIT
,
130 DIRECT_MAP_LEVEL3_SPLIT
,
135 #ifndef CONFIG_TRANSPARENT_HUGEPAGE
136 #define THP_FILE_ALLOC ({ BUILD_BUG(); 0; })
137 #define THP_FILE_FALLBACK ({ BUILD_BUG(); 0; })
138 #define THP_FILE_FALLBACK_CHARGE ({ BUILD_BUG(); 0; })
139 #define THP_FILE_MAPPED ({ BUILD_BUG(); 0; })
142 #endif /* VM_EVENT_ITEM_H_INCLUDED */