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,
37 PGSCAN_DIRECT_THROTTLE,
43 PGSCAN_ZONE_RECLAIM_FAILED,
45 PGINODESTEAL, SLABS_SCANNED, KSWAPD_INODESTEAL,
46 KSWAPD_LOW_WMARK_HIT_QUICKLY, KSWAPD_HIGH_WMARK_HIT_QUICKLY,
47 PAGEOUTRUN, PGROTATED,
48 DROP_PAGECACHE, DROP_SLAB,
50 #ifdef CONFIG_NUMA_BALANCING
52 NUMA_HUGE_PTE_UPDATES,
54 NUMA_HINT_FAULTS_LOCAL,
57 #ifdef CONFIG_MIGRATION
58 PGMIGRATE_SUCCESS, PGMIGRATE_FAIL,
59 THP_MIGRATION_SUCCESS,
63 #ifdef CONFIG_COMPACTION
64 COMPACTMIGRATE_SCANNED, COMPACTFREE_SCANNED,
66 COMPACTSTALL, COMPACTFAIL, COMPACTSUCCESS,
68 KCOMPACTD_MIGRATE_SCANNED, KCOMPACTD_FREE_SCANNED,
70 #ifdef CONFIG_HUGETLB_PAGE
71 HTLB_BUDDY_PGALLOC, HTLB_BUDDY_PGALLOC_FAIL,
73 UNEVICTABLE_PGCULLED, /* culled to noreclaim list */
74 UNEVICTABLE_PGSCANNED, /* scanned for reclaimability */
75 UNEVICTABLE_PGRESCUED, /* rescued from noreclaim list */
76 UNEVICTABLE_PGMLOCKED,
77 UNEVICTABLE_PGMUNLOCKED,
78 UNEVICTABLE_PGCLEARED, /* on COW, page truncate */
79 UNEVICTABLE_PGSTRANDED, /* unable to isolate on unlock */
80 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
83 THP_FAULT_FALLBACK_CHARGE,
85 THP_COLLAPSE_ALLOC_FAILED,
88 THP_FILE_FALLBACK_CHARGE,
91 THP_SPLIT_PAGE_FAILED,
92 THP_DEFERRED_SPLIT_PAGE,
94 #ifdef CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD
98 THP_ZERO_PAGE_ALLOC_FAILED,
102 #ifdef CONFIG_MEMORY_BALLOON
105 #ifdef CONFIG_BALLOON_COMPACTION
109 #ifdef CONFIG_DEBUG_TLBFLUSH
110 NR_TLB_REMOTE_FLUSH, /* cpu tried to flush others' tlbs */
111 NR_TLB_REMOTE_FLUSH_RECEIVED,/* cpu received ipi for flush */
112 NR_TLB_LOCAL_FLUSH_ALL,
113 NR_TLB_LOCAL_FLUSH_ONE,
114 #endif /* CONFIG_DEBUG_TLBFLUSH */
115 #ifdef CONFIG_DEBUG_VM_VMACACHE
126 #ifndef CONFIG_TRANSPARENT_HUGEPAGE
127 #define THP_FILE_ALLOC ({ BUILD_BUG(); 0; })
128 #define THP_FILE_FALLBACK ({ BUILD_BUG(); 0; })
129 #define THP_FILE_FALLBACK_CHARGE ({ BUILD_BUG(); 0; })
130 #define THP_FILE_MAPPED ({ BUILD_BUG(); 0; })
133 #endif /* VM_EVENT_ITEM_H_INCLUDED */