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,
74 UNEVICTABLE_PGCULLED, /* culled to noreclaim list */
75 UNEVICTABLE_PGSCANNED, /* scanned for reclaimability */
76 UNEVICTABLE_PGRESCUED, /* rescued from noreclaim list */
77 UNEVICTABLE_PGMLOCKED,
78 UNEVICTABLE_PGMUNLOCKED,
79 UNEVICTABLE_PGCLEARED, /* on COW, page truncate */
80 UNEVICTABLE_PGSTRANDED, /* unable to isolate on unlock */
81 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
84 THP_FAULT_FALLBACK_CHARGE,
86 THP_COLLAPSE_ALLOC_FAILED,
89 THP_FILE_FALLBACK_CHARGE,
92 THP_SPLIT_PAGE_FAILED,
93 THP_DEFERRED_SPLIT_PAGE,
95 #ifdef CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD
99 THP_ZERO_PAGE_ALLOC_FAILED,
103 #ifdef CONFIG_MEMORY_BALLOON
106 #ifdef CONFIG_BALLOON_COMPACTION
110 #ifdef CONFIG_DEBUG_TLBFLUSH
111 NR_TLB_REMOTE_FLUSH, /* cpu tried to flush others' tlbs */
112 NR_TLB_REMOTE_FLUSH_RECEIVED,/* cpu received ipi for flush */
113 NR_TLB_LOCAL_FLUSH_ALL,
114 NR_TLB_LOCAL_FLUSH_ONE,
115 #endif /* CONFIG_DEBUG_TLBFLUSH */
116 #ifdef CONFIG_DEBUG_VM_VMACACHE
127 #ifndef CONFIG_TRANSPARENT_HUGEPAGE
128 #define THP_FILE_ALLOC ({ BUILD_BUG(); 0; })
129 #define THP_FILE_FALLBACK ({ BUILD_BUG(); 0; })
130 #define THP_FILE_FALLBACK_CHARGE ({ BUILD_BUG(); 0; })
131 #define THP_FILE_MAPPED ({ BUILD_BUG(); 0; })
134 #endif /* VM_EVENT_ITEM_H_INCLUDED */