Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef VM_EVENT_ITEM_H_INCLUDED
3#define VM_EVENT_ITEM_H_INCLUDED
4
5#ifdef CONFIG_ZONE_DMA
6#define DMA_ZONE(xx) xx##_DMA,
7#else
8#define DMA_ZONE(xx)
9#endif
10
11#ifdef CONFIG_ZONE_DMA32
12#define DMA32_ZONE(xx) xx##_DMA32,
13#else
14#define DMA32_ZONE(xx)
15#endif
16
17#ifdef CONFIG_HIGHMEM
18#define HIGHMEM_ZONE(xx) xx##_HIGH,
19#else
20#define HIGHMEM_ZONE(xx)
21#endif
22
23#ifdef CONFIG_ZONE_DEVICE
24#define DEVICE_ZONE(xx) xx##_DEVICE,
25#else
26#define DEVICE_ZONE(xx)
27#endif
28
29#define FOR_ALL_ZONES(xx) DMA_ZONE(xx) DMA32_ZONE(xx) xx##_NORMAL, \
30 HIGHMEM_ZONE(xx) xx##_MOVABLE, DEVICE_ZONE(xx)
31
32enum vm_event_item { PGPGIN, PGPGOUT, PSWPIN, PSWPOUT,
33 FOR_ALL_ZONES(PGALLOC)
34 FOR_ALL_ZONES(ALLOCSTALL)
35 FOR_ALL_ZONES(PGSCAN_SKIP)
36 PGFREE, PGACTIVATE, PGDEACTIVATE, PGLAZYFREE,
37 PGFAULT, PGMAJFAULT,
38 PGLAZYFREED,
39 PGREFILL,
40 PGREUSE,
41 PGSTEAL_KSWAPD,
42 PGSTEAL_DIRECT,
43 PGSTEAL_KHUGEPAGED,
44 PGSCAN_KSWAPD,
45 PGSCAN_DIRECT,
46 PGSCAN_KHUGEPAGED,
47 PGSCAN_DIRECT_THROTTLE,
48 PGSCAN_ANON,
49 PGSCAN_FILE,
50 PGSTEAL_ANON,
51 PGSTEAL_FILE,
52#ifdef CONFIG_NUMA
53 PGSCAN_ZONE_RECLAIM_SUCCESS,
54 PGSCAN_ZONE_RECLAIM_FAILED,
55#endif
56 PGINODESTEAL, SLABS_SCANNED, KSWAPD_INODESTEAL,
57 KSWAPD_LOW_WMARK_HIT_QUICKLY, KSWAPD_HIGH_WMARK_HIT_QUICKLY,
58 PAGEOUTRUN, PGROTATED,
59 DROP_PAGECACHE, DROP_SLAB,
60 OOM_KILL,
61#ifdef CONFIG_NUMA_BALANCING
62 NUMA_PTE_UPDATES,
63 NUMA_HUGE_PTE_UPDATES,
64 NUMA_HINT_FAULTS,
65 NUMA_HINT_FAULTS_LOCAL,
66 NUMA_PAGE_MIGRATE,
67#endif
68#ifdef CONFIG_MIGRATION
69 PGMIGRATE_SUCCESS, PGMIGRATE_FAIL,
70 THP_MIGRATION_SUCCESS,
71 THP_MIGRATION_FAIL,
72 THP_MIGRATION_SPLIT,
73#endif
74#ifdef CONFIG_COMPACTION
75 COMPACTMIGRATE_SCANNED, COMPACTFREE_SCANNED,
76 COMPACTISOLATED,
77 COMPACTSTALL, COMPACTFAIL, COMPACTSUCCESS,
78 KCOMPACTD_WAKE,
79 KCOMPACTD_MIGRATE_SCANNED, KCOMPACTD_FREE_SCANNED,
80#endif
81#ifdef CONFIG_HUGETLB_PAGE
82 HTLB_BUDDY_PGALLOC, HTLB_BUDDY_PGALLOC_FAIL,
83#endif
84#ifdef CONFIG_CMA
85 CMA_ALLOC_SUCCESS,
86 CMA_ALLOC_FAIL,
87#endif
88 UNEVICTABLE_PGCULLED, /* culled to noreclaim list */
89 UNEVICTABLE_PGSCANNED, /* scanned for reclaimability */
90 UNEVICTABLE_PGRESCUED, /* rescued from noreclaim list */
91 UNEVICTABLE_PGMLOCKED,
92 UNEVICTABLE_PGMUNLOCKED,
93 UNEVICTABLE_PGCLEARED, /* on COW, page truncate */
94 UNEVICTABLE_PGSTRANDED, /* unable to isolate on unlock */
95#ifdef CONFIG_TRANSPARENT_HUGEPAGE
96 THP_FAULT_ALLOC,
97 THP_FAULT_FALLBACK,
98 THP_FAULT_FALLBACK_CHARGE,
99 THP_COLLAPSE_ALLOC,
100 THP_COLLAPSE_ALLOC_FAILED,
101 THP_FILE_ALLOC,
102 THP_FILE_FALLBACK,
103 THP_FILE_FALLBACK_CHARGE,
104 THP_FILE_MAPPED,
105 THP_SPLIT_PAGE,
106 THP_SPLIT_PAGE_FAILED,
107 THP_DEFERRED_SPLIT_PAGE,
108 THP_UNDERUSED_SPLIT_PAGE,
109 THP_SPLIT_PMD,
110 THP_SCAN_EXCEED_NONE_PTE,
111 THP_SCAN_EXCEED_SWAP_PTE,
112 THP_SCAN_EXCEED_SHARED_PTE,
113#ifdef CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD
114 THP_SPLIT_PUD,
115#endif
116 THP_ZERO_PAGE_ALLOC,
117 THP_ZERO_PAGE_ALLOC_FAILED,
118 THP_SWPOUT,
119 THP_SWPOUT_FALLBACK,
120#endif
121#ifdef CONFIG_MEMORY_BALLOON
122 BALLOON_INFLATE,
123 BALLOON_DEFLATE,
124#ifdef CONFIG_BALLOON_COMPACTION
125 BALLOON_MIGRATE,
126#endif
127#endif
128#ifdef CONFIG_DEBUG_TLBFLUSH
129 NR_TLB_REMOTE_FLUSH, /* cpu tried to flush others' tlbs */
130 NR_TLB_REMOTE_FLUSH_RECEIVED,/* cpu received ipi for flush */
131 NR_TLB_LOCAL_FLUSH_ALL,
132 NR_TLB_LOCAL_FLUSH_ONE,
133#endif /* CONFIG_DEBUG_TLBFLUSH */
134#ifdef CONFIG_SWAP
135 SWAP_RA,
136 SWAP_RA_HIT,
137 SWPIN_ZERO,
138 SWPOUT_ZERO,
139#ifdef CONFIG_KSM
140 KSM_SWPIN_COPY,
141#endif
142#endif
143#ifdef CONFIG_KSM
144 COW_KSM,
145#endif
146#ifdef CONFIG_ZSWAP
147 ZSWPIN,
148 ZSWPOUT,
149 ZSWPWB,
150#endif
151#ifdef CONFIG_X86
152 DIRECT_MAP_LEVEL2_SPLIT,
153 DIRECT_MAP_LEVEL3_SPLIT,
154#endif
155#ifdef CONFIG_PER_VMA_LOCK_STATS
156 VMA_LOCK_SUCCESS,
157 VMA_LOCK_ABORT,
158 VMA_LOCK_RETRY,
159 VMA_LOCK_MISS,
160#endif
161#ifdef CONFIG_DEBUG_STACK_USAGE
162 KSTACK_1K,
163#if THREAD_SIZE > 1024
164 KSTACK_2K,
165#endif
166#if THREAD_SIZE > 2048
167 KSTACK_4K,
168#endif
169#if THREAD_SIZE > 4096
170 KSTACK_8K,
171#endif
172#if THREAD_SIZE > 8192
173 KSTACK_16K,
174#endif
175#if THREAD_SIZE > 16384
176 KSTACK_32K,
177#endif
178#if THREAD_SIZE > 32768
179 KSTACK_64K,
180#endif
181#if THREAD_SIZE > 65536
182 KSTACK_REST,
183#endif
184#endif /* CONFIG_DEBUG_STACK_USAGE */
185 NR_VM_EVENT_ITEMS
186};
187
188#ifndef CONFIG_TRANSPARENT_HUGEPAGE
189#define THP_FILE_ALLOC ({ BUILD_BUG(); 0; })
190#define THP_FILE_FALLBACK ({ BUILD_BUG(); 0; })
191#define THP_FILE_FALLBACK_CHARGE ({ BUILD_BUG(); 0; })
192#define THP_FILE_MAPPED ({ BUILD_BUG(); 0; })
193#endif
194
195#endif /* VM_EVENT_ITEM_H_INCLUDED */