tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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 PGSTEAL_PROACTIVE,
45 PGSCAN_KSWAPD,
46 PGSCAN_DIRECT,
47 PGSCAN_KHUGEPAGED,
48 PGSCAN_PROACTIVE,
49 PGSCAN_DIRECT_THROTTLE,
50 PGSCAN_ANON,
51 PGSCAN_FILE,
52 PGSTEAL_ANON,
53 PGSTEAL_FILE,
54#ifdef CONFIG_NUMA
55 PGSCAN_ZONE_RECLAIM_SUCCESS,
56 PGSCAN_ZONE_RECLAIM_FAILED,
57#endif
58 PGINODESTEAL, SLABS_SCANNED, KSWAPD_INODESTEAL,
59 KSWAPD_LOW_WMARK_HIT_QUICKLY, KSWAPD_HIGH_WMARK_HIT_QUICKLY,
60 PAGEOUTRUN, PGROTATED,
61 DROP_PAGECACHE, DROP_SLAB,
62 OOM_KILL,
63#ifdef CONFIG_NUMA_BALANCING
64 NUMA_PTE_UPDATES,
65 NUMA_HUGE_PTE_UPDATES,
66 NUMA_HINT_FAULTS,
67 NUMA_HINT_FAULTS_LOCAL,
68 NUMA_PAGE_MIGRATE,
69#endif
70#ifdef CONFIG_MIGRATION
71 PGMIGRATE_SUCCESS, PGMIGRATE_FAIL,
72 THP_MIGRATION_SUCCESS,
73 THP_MIGRATION_FAIL,
74 THP_MIGRATION_SPLIT,
75#endif
76#ifdef CONFIG_COMPACTION
77 COMPACTMIGRATE_SCANNED, COMPACTFREE_SCANNED,
78 COMPACTISOLATED,
79 COMPACTSTALL, COMPACTFAIL, COMPACTSUCCESS,
80 KCOMPACTD_WAKE,
81 KCOMPACTD_MIGRATE_SCANNED, KCOMPACTD_FREE_SCANNED,
82#endif
83#ifdef CONFIG_HUGETLB_PAGE
84 HTLB_BUDDY_PGALLOC, HTLB_BUDDY_PGALLOC_FAIL,
85#endif
86#ifdef CONFIG_CMA
87 CMA_ALLOC_SUCCESS,
88 CMA_ALLOC_FAIL,
89#endif
90 UNEVICTABLE_PGCULLED, /* culled to noreclaim list */
91 UNEVICTABLE_PGSCANNED, /* scanned for reclaimability */
92 UNEVICTABLE_PGRESCUED, /* rescued from noreclaim list */
93 UNEVICTABLE_PGMLOCKED,
94 UNEVICTABLE_PGMUNLOCKED,
95 UNEVICTABLE_PGCLEARED, /* on COW, page truncate */
96 UNEVICTABLE_PGSTRANDED, /* unable to isolate on unlock */
97#ifdef CONFIG_TRANSPARENT_HUGEPAGE
98 THP_FAULT_ALLOC,
99 THP_FAULT_FALLBACK,
100 THP_FAULT_FALLBACK_CHARGE,
101 THP_COLLAPSE_ALLOC,
102 THP_COLLAPSE_ALLOC_FAILED,
103 THP_FILE_ALLOC,
104 THP_FILE_FALLBACK,
105 THP_FILE_FALLBACK_CHARGE,
106 THP_FILE_MAPPED,
107 THP_SPLIT_PAGE,
108 THP_SPLIT_PAGE_FAILED,
109 THP_DEFERRED_SPLIT_PAGE,
110 THP_UNDERUSED_SPLIT_PAGE,
111 THP_SPLIT_PMD,
112 THP_SCAN_EXCEED_NONE_PTE,
113 THP_SCAN_EXCEED_SWAP_PTE,
114 THP_SCAN_EXCEED_SHARED_PTE,
115#ifdef CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD
116 THP_SPLIT_PUD,
117#endif
118 THP_ZERO_PAGE_ALLOC,
119 THP_ZERO_PAGE_ALLOC_FAILED,
120 THP_SWPOUT,
121 THP_SWPOUT_FALLBACK,
122#endif
123#ifdef CONFIG_MEMORY_BALLOON
124 BALLOON_INFLATE,
125 BALLOON_DEFLATE,
126#ifdef CONFIG_BALLOON_COMPACTION
127 BALLOON_MIGRATE,
128#endif
129#endif
130#ifdef CONFIG_DEBUG_TLBFLUSH
131 NR_TLB_REMOTE_FLUSH, /* cpu tried to flush others' tlbs */
132 NR_TLB_REMOTE_FLUSH_RECEIVED,/* cpu received ipi for flush */
133 NR_TLB_LOCAL_FLUSH_ALL,
134 NR_TLB_LOCAL_FLUSH_ONE,
135#endif /* CONFIG_DEBUG_TLBFLUSH */
136#ifdef CONFIG_SWAP
137 SWAP_RA,
138 SWAP_RA_HIT,
139 SWPIN_ZERO,
140 SWPOUT_ZERO,
141#ifdef CONFIG_KSM
142 KSM_SWPIN_COPY,
143#endif
144#endif
145#ifdef CONFIG_KSM
146 COW_KSM,
147#endif
148#ifdef CONFIG_ZSWAP
149 ZSWPIN,
150 ZSWPOUT,
151 ZSWPWB,
152#endif
153#ifdef CONFIG_X86
154 DIRECT_MAP_LEVEL2_SPLIT,
155 DIRECT_MAP_LEVEL3_SPLIT,
156 DIRECT_MAP_LEVEL2_COLLAPSE,
157 DIRECT_MAP_LEVEL3_COLLAPSE,
158#endif
159#ifdef CONFIG_PER_VMA_LOCK_STATS
160 VMA_LOCK_SUCCESS,
161 VMA_LOCK_ABORT,
162 VMA_LOCK_RETRY,
163 VMA_LOCK_MISS,
164#endif
165#ifdef CONFIG_DEBUG_STACK_USAGE
166 KSTACK_1K,
167#if THREAD_SIZE > 1024
168 KSTACK_2K,
169#endif
170#if THREAD_SIZE > 2048
171 KSTACK_4K,
172#endif
173#if THREAD_SIZE > 4096
174 KSTACK_8K,
175#endif
176#if THREAD_SIZE > 8192
177 KSTACK_16K,
178#endif
179#if THREAD_SIZE > 16384
180 KSTACK_32K,
181#endif
182#if THREAD_SIZE > 32768
183 KSTACK_64K,
184#endif
185#if THREAD_SIZE > 65536
186 KSTACK_REST,
187#endif
188#endif /* CONFIG_DEBUG_STACK_USAGE */
189 NR_VM_EVENT_ITEMS
190};
191
192#ifndef CONFIG_TRANSPARENT_HUGEPAGE
193#define THP_FILE_ALLOC ({ BUILD_BUG(); 0; })
194#define THP_FILE_FALLBACK ({ BUILD_BUG(); 0; })
195#define THP_FILE_FALLBACK_CHARGE ({ BUILD_BUG(); 0; })
196#define THP_FILE_MAPPED ({ BUILD_BUG(); 0; })
197#endif
198
199#endif /* VM_EVENT_ITEM_H_INCLUDED */