1 files changed, 160 insertions, 0 deletions
diff --git a/include/linux/vm_event_item.h b/include/linux/vm_event_item.h
new file mode 100644
index 000000000..3518dba1e
--- /dev/null
+++ b/include/linux/vm_event_item.h
@@ -0,0 +1,160 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef VM_EVENT_ITEM_H_INCLUDED
+#define VM_EVENT_ITEM_H_INCLUDED
+
+#ifdef CONFIG_ZONE_DMA
+#define DMA_ZONE(xx) xx##_DMA,
+#else
+#define DMA_ZONE(xx)
+#endif
+
+#ifdef CONFIG_ZONE_DMA32
+#define DMA32_ZONE(xx) xx##_DMA32,
+#else
+#define DMA32_ZONE(xx)
+#endif
+
+#ifdef CONFIG_HIGHMEM
+#define HIGHMEM_ZONE(xx) xx##_HIGH,
+#else
+#define HIGHMEM_ZONE(xx)
+#endif
+
+#ifdef CONFIG_ZONE_DEVICE
+#define DEVICE_ZONE(xx) xx##_DEVICE,
+#else
+#define DEVICE_ZONE(xx)
+#endif
+
+#define FOR_ALL_ZONES(xx) DMA_ZONE(xx) DMA32_ZONE(xx) xx##_NORMAL, \
+	HIGHMEM_ZONE(xx) xx##_MOVABLE, DEVICE_ZONE(xx)
+
+enum vm_event_item { PGPGIN, PGPGOUT, PSWPIN, PSWPOUT,
+		FOR_ALL_ZONES(PGALLOC)
+		FOR_ALL_ZONES(ALLOCSTALL)
+		FOR_ALL_ZONES(PGSCAN_SKIP)
+		PGFREE, PGACTIVATE, PGDEACTIVATE, PGLAZYFREE,
+		PGFAULT, PGMAJFAULT,
+		PGLAZYFREED,
+		PGREFILL,
+		PGREUSE,
+		PGSTEAL_KSWAPD,
+		PGSTEAL_DIRECT,
+		PGDEMOTE_KSWAPD,
+		PGDEMOTE_DIRECT,
+		PGSCAN_KSWAPD,
+		PGSCAN_DIRECT,
+		PGSCAN_DIRECT_THROTTLE,
+		PGSCAN_ANON,
+		PGSCAN_FILE,
+		PGSTEAL_ANON,
+		PGSTEAL_FILE,
+#ifdef CONFIG_NUMA
+		PGSCAN_ZONE_RECLAIM_FAILED,
+#endif
+		PGINODESTEAL, SLABS_SCANNED, KSWAPD_INODESTEAL,
+		KSWAPD_LOW_WMARK_HIT_QUICKLY, KSWAPD_HIGH_WMARK_HIT_QUICKLY,
+		PAGEOUTRUN, PGROTATED,
+		DROP_PAGECACHE, DROP_SLAB,
+		OOM_KILL,
+#ifdef CONFIG_NUMA_BALANCING
+		NUMA_PTE_UPDATES,
+		NUMA_HUGE_PTE_UPDATES,
+		NUMA_HINT_FAULTS,
+		NUMA_HINT_FAULTS_LOCAL,
+		NUMA_PAGE_MIGRATE,
+#endif
+#ifdef CONFIG_MIGRATION
+		PGMIGRATE_SUCCESS, PGMIGRATE_FAIL,
+		THP_MIGRATION_SUCCESS,
+		THP_MIGRATION_FAIL,
+		THP_MIGRATION_SPLIT,
+#endif
+#ifdef CONFIG_COMPACTION
+		COMPACTMIGRATE_SCANNED, COMPACTFREE_SCANNED,
+		COMPACTISOLATED,
+		COMPACTSTALL, COMPACTFAIL, COMPACTSUCCESS,
+		KCOMPACTD_WAKE,
+		KCOMPACTD_MIGRATE_SCANNED, KCOMPACTD_FREE_SCANNED,
+#endif
+#ifdef CONFIG_HUGETLB_PAGE
+		HTLB_BUDDY_PGALLOC, HTLB_BUDDY_PGALLOC_FAIL,
+#endif
+#ifdef CONFIG_CMA
+		CMA_ALLOC_SUCCESS,
+		CMA_ALLOC_FAIL,
+#endif
+		UNEVICTABLE_PGCULLED,	/* culled to noreclaim list */
+		UNEVICTABLE_PGSCANNED,	/* scanned for reclaimability */
+		UNEVICTABLE_PGRESCUED,	/* rescued from noreclaim list */
+		UNEVICTABLE_PGMLOCKED,
+		UNEVICTABLE_PGMUNLOCKED,
+		UNEVICTABLE_PGCLEARED,	/* on COW, page truncate */
+		UNEVICTABLE_PGSTRANDED,	/* unable to isolate on unlock */
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+		THP_FAULT_ALLOC,
+		THP_FAULT_FALLBACK,
+		THP_FAULT_FALLBACK_CHARGE,
+		THP_COLLAPSE_ALLOC,
+		THP_COLLAPSE_ALLOC_FAILED,
+		THP_FILE_ALLOC,
+		THP_FILE_FALLBACK,
+		THP_FILE_FALLBACK_CHARGE,
+		THP_FILE_MAPPED,
+		THP_SPLIT_PAGE,
+		THP_SPLIT_PAGE_FAILED,
+		THP_DEFERRED_SPLIT_PAGE,
+		THP_SPLIT_PMD,
+		THP_SCAN_EXCEED_NONE_PTE,
+		THP_SCAN_EXCEED_SWAP_PTE,
+		THP_SCAN_EXCEED_SHARED_PTE,
+#ifdef CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD
+		THP_SPLIT_PUD,
+#endif
+		THP_ZERO_PAGE_ALLOC,
+		THP_ZERO_PAGE_ALLOC_FAILED,
+		THP_SWPOUT,
+		THP_SWPOUT_FALLBACK,
+#endif
+#ifdef CONFIG_MEMORY_BALLOON
+		BALLOON_INFLATE,
+		BALLOON_DEFLATE,
+#ifdef CONFIG_BALLOON_COMPACTION
+		BALLOON_MIGRATE,
+#endif
+#endif
+#ifdef CONFIG_DEBUG_TLBFLUSH
+		NR_TLB_REMOTE_FLUSH,	/* cpu tried to flush others' tlbs */
+		NR_TLB_REMOTE_FLUSH_RECEIVED,/* cpu received ipi for flush */
+		NR_TLB_LOCAL_FLUSH_ALL,
+		NR_TLB_LOCAL_FLUSH_ONE,
+#endif /* CONFIG_DEBUG_TLBFLUSH */
+#ifdef CONFIG_SWAP
+		SWAP_RA,
+		SWAP_RA_HIT,
+#ifdef CONFIG_KSM
+		KSM_SWPIN_COPY,
+#endif
+#endif
+#ifdef CONFIG_KSM
+		COW_KSM,
+#endif
+#ifdef CONFIG_ZSWAP
+		ZSWPIN,
+		ZSWPOUT,
+#endif
+#ifdef CONFIG_X86
+		DIRECT_MAP_LEVEL2_SPLIT,
+		DIRECT_MAP_LEVEL3_SPLIT,
+#endif
+		NR_VM_EVENT_ITEMS
+};
+
+#ifndef CONFIG_TRANSPARENT_HUGEPAGE
+#define THP_FILE_ALLOC ({ BUILD_BUG(); 0; })
+#define THP_FILE_FALLBACK ({ BUILD_BUG(); 0; })
+#define THP_FILE_FALLBACK_CHARGE ({ BUILD_BUG(); 0; })
+#define THP_FILE_MAPPED ({ BUILD_BUG(); 0; })
+#endif
+
+#endif		/* VM_EVENT_ITEM_H_INCLUDED */