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,
60 #ifdef CONFIG_COMPACTION
61 COMPACTMIGRATE_SCANNED, COMPACTFREE_SCANNED,
63 COMPACTSTALL, COMPACTFAIL, COMPACTSUCCESS,
65 KCOMPACTD_MIGRATE_SCANNED, KCOMPACTD_FREE_SCANNED,
67 #ifdef CONFIG_HUGETLB_PAGE
68 HTLB_BUDDY_PGALLOC, HTLB_BUDDY_PGALLOC_FAIL,
70 UNEVICTABLE_PGCULLED, /* culled to noreclaim list */
71 UNEVICTABLE_PGSCANNED, /* scanned for reclaimability */
72 UNEVICTABLE_PGRESCUED, /* rescued from noreclaim list */
73 UNEVICTABLE_PGMLOCKED,
74 UNEVICTABLE_PGMUNLOCKED,
75 UNEVICTABLE_PGCLEARED, /* on COW, page truncate */
76 UNEVICTABLE_PGSTRANDED, /* unable to isolate on unlock */
77 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
80 THP_FAULT_FALLBACK_CHARGE,
82 THP_COLLAPSE_ALLOC_FAILED,
85 THP_FILE_FALLBACK_CHARGE,
88 THP_SPLIT_PAGE_FAILED,
89 THP_DEFERRED_SPLIT_PAGE,
91 #ifdef CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD
95 THP_ZERO_PAGE_ALLOC_FAILED,
99 #ifdef CONFIG_MEMORY_BALLOON
102 #ifdef CONFIG_BALLOON_COMPACTION
106 #ifdef CONFIG_DEBUG_TLBFLUSH
107 NR_TLB_REMOTE_FLUSH, /* cpu tried to flush others' tlbs */
108 NR_TLB_REMOTE_FLUSH_RECEIVED,/* cpu received ipi for flush */
109 NR_TLB_LOCAL_FLUSH_ALL,
110 NR_TLB_LOCAL_FLUSH_ONE,
111 #endif /* CONFIG_DEBUG_TLBFLUSH */
112 #ifdef CONFIG_DEBUG_VM_VMACACHE
123 #ifndef CONFIG_TRANSPARENT_HUGEPAGE
124 #define THP_FILE_ALLOC ({ BUILD_BUG(); 0; })
125 #define THP_FILE_FALLBACK ({ BUILD_BUG(); 0; })
126 #define THP_FILE_FALLBACK_CHARGE ({ BUILD_BUG(); 0; })
127 #define THP_FILE_MAPPED ({ BUILD_BUG(); 0; })
130 #endif /* VM_EVENT_ITEM_H_INCLUDED */