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#include <linux/thread_info.h>
6
7#ifdef CONFIG_ZONE_DMA
8#define DMA_ZONE(xx) xx##_DMA,
9#else
10#define DMA_ZONE(xx)
11#endif
12
13#ifdef CONFIG_ZONE_DMA32
14#define DMA32_ZONE(xx) xx##_DMA32,
15#else
16#define DMA32_ZONE(xx)
17#endif
18
19#ifdef CONFIG_HIGHMEM
20#define HIGHMEM_ZONE(xx) xx##_HIGH,
21#else
22#define HIGHMEM_ZONE(xx)
23#endif
24
25#ifdef CONFIG_ZONE_DEVICE
26#define DEVICE_ZONE(xx) xx##_DEVICE,
27#else
28#define DEVICE_ZONE(xx)
29#endif
30
31#define FOR_ALL_ZONES(xx) DMA_ZONE(xx) DMA32_ZONE(xx) xx##_NORMAL, \
32 HIGHMEM_ZONE(xx) xx##_MOVABLE, DEVICE_ZONE(xx)
33
34enum vm_event_item { PGPGIN, PGPGOUT, PSWPIN, PSWPOUT,
35 FOR_ALL_ZONES(PGALLOC)
36 FOR_ALL_ZONES(ALLOCSTALL)
37 FOR_ALL_ZONES(PGSCAN_SKIP)
38 PGFREE, PGACTIVATE, PGDEACTIVATE, PGLAZYFREE,
39 PGFAULT, PGMAJFAULT,
40 PGLAZYFREED,
41 PGREUSE,
42 PGSCAN_DIRECT_THROTTLE,
43#ifdef CONFIG_NUMA
44 PGSCAN_ZONE_RECLAIM_SUCCESS,
45 PGSCAN_ZONE_RECLAIM_FAILED,
46#endif
47 PGINODESTEAL, SLABS_SCANNED, KSWAPD_INODESTEAL,
48 KSWAPD_LOW_WMARK_HIT_QUICKLY, KSWAPD_HIGH_WMARK_HIT_QUICKLY,
49 PAGEOUTRUN, PGROTATED,
50 DROP_PAGECACHE, DROP_SLAB,
51 OOM_KILL,
52#ifdef CONFIG_NUMA_BALANCING
53 NUMA_PTE_UPDATES,
54 NUMA_HUGE_PTE_UPDATES,
55 NUMA_HINT_FAULTS,
56 NUMA_HINT_FAULTS_LOCAL,
57 NUMA_PAGE_MIGRATE,
58#endif
59#ifdef CONFIG_MIGRATION
60 PGMIGRATE_SUCCESS, PGMIGRATE_FAIL,
61 THP_MIGRATION_SUCCESS,
62 THP_MIGRATION_FAIL,
63 THP_MIGRATION_SPLIT,
64#endif
65#ifdef CONFIG_COMPACTION
66 COMPACTMIGRATE_SCANNED, COMPACTFREE_SCANNED,
67 COMPACTISOLATED,
68 COMPACTSTALL, COMPACTFAIL, COMPACTSUCCESS,
69 KCOMPACTD_WAKE,
70 KCOMPACTD_MIGRATE_SCANNED, KCOMPACTD_FREE_SCANNED,
71#endif
72#ifdef CONFIG_HUGETLB_PAGE
73 HTLB_BUDDY_PGALLOC, HTLB_BUDDY_PGALLOC_FAIL,
74#endif
75#ifdef CONFIG_CMA
76 CMA_ALLOC_SUCCESS,
77 CMA_ALLOC_FAIL,
78#endif
79 UNEVICTABLE_PGCULLED, /* culled to noreclaim list */
80 UNEVICTABLE_PGSCANNED, /* scanned for reclaimability */
81 UNEVICTABLE_PGRESCUED, /* rescued from noreclaim list */
82 UNEVICTABLE_PGMLOCKED,
83 UNEVICTABLE_PGMUNLOCKED,
84 UNEVICTABLE_PGCLEARED, /* on COW, page truncate */
85 UNEVICTABLE_PGSTRANDED, /* unable to isolate on unlock */
86#ifdef CONFIG_TRANSPARENT_HUGEPAGE
87 THP_FAULT_ALLOC,
88 THP_FAULT_FALLBACK,
89 THP_FAULT_FALLBACK_CHARGE,
90 THP_COLLAPSE_ALLOC,
91 THP_COLLAPSE_ALLOC_FAILED,
92 THP_FILE_ALLOC,
93 THP_FILE_FALLBACK,
94 THP_FILE_FALLBACK_CHARGE,
95 THP_FILE_MAPPED,
96 THP_SPLIT_PAGE,
97 THP_SPLIT_PAGE_FAILED,
98 THP_DEFERRED_SPLIT_PAGE,
99 THP_UNDERUSED_SPLIT_PAGE,
100 THP_SPLIT_PMD,
101 THP_SCAN_EXCEED_NONE_PTE,
102 THP_SCAN_EXCEED_SWAP_PTE,
103 THP_SCAN_EXCEED_SHARED_PTE,
104#ifdef CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD
105 THP_SPLIT_PUD,
106#endif
107 THP_ZERO_PAGE_ALLOC,
108 THP_ZERO_PAGE_ALLOC_FAILED,
109 THP_SWPOUT,
110 THP_SWPOUT_FALLBACK,
111#endif
112#ifdef CONFIG_BALLOON
113 BALLOON_INFLATE,
114 BALLOON_DEFLATE,
115#ifdef CONFIG_BALLOON_MIGRATION
116 BALLOON_MIGRATE,
117#endif /* CONFIG_BALLOON_MIGRATION */
118#endif /* CONFIG_BALLOON */
119#ifdef CONFIG_DEBUG_TLBFLUSH
120 NR_TLB_REMOTE_FLUSH, /* cpu tried to flush others' tlbs */
121 NR_TLB_REMOTE_FLUSH_RECEIVED,/* cpu received ipi for flush */
122 NR_TLB_LOCAL_FLUSH_ALL,
123 NR_TLB_LOCAL_FLUSH_ONE,
124#endif /* CONFIG_DEBUG_TLBFLUSH */
125#ifdef CONFIG_SWAP
126 SWAP_RA,
127 SWAP_RA_HIT,
128 SWPIN_ZERO,
129 SWPOUT_ZERO,
130#ifdef CONFIG_KSM
131 KSM_SWPIN_COPY,
132#endif
133#endif
134#ifdef CONFIG_KSM
135 COW_KSM,
136#endif
137#ifdef CONFIG_ZSWAP
138 ZSWPIN,
139 ZSWPOUT,
140 ZSWPWB,
141#endif
142#ifdef CONFIG_X86
143 DIRECT_MAP_LEVEL2_SPLIT,
144 DIRECT_MAP_LEVEL3_SPLIT,
145 DIRECT_MAP_LEVEL2_COLLAPSE,
146 DIRECT_MAP_LEVEL3_COLLAPSE,
147#endif
148#ifdef CONFIG_PER_VMA_LOCK_STATS
149 VMA_LOCK_SUCCESS,
150 VMA_LOCK_ABORT,
151 VMA_LOCK_RETRY,
152 VMA_LOCK_MISS,
153#endif
154#ifdef CONFIG_DEBUG_STACK_USAGE
155 KSTACK_1K,
156#if THREAD_SIZE > 1024
157 KSTACK_2K,
158#endif
159#if THREAD_SIZE > 2048
160 KSTACK_4K,
161#endif
162#if THREAD_SIZE > 4096
163 KSTACK_8K,
164#endif
165#if THREAD_SIZE > 8192
166 KSTACK_16K,
167#endif
168#if THREAD_SIZE > 16384
169 KSTACK_32K,
170#endif
171#if THREAD_SIZE > 32768
172 KSTACK_64K,
173#endif
174#if THREAD_SIZE > 65536
175 KSTACK_REST,
176#endif
177#endif /* CONFIG_DEBUG_STACK_USAGE */
178 NR_VM_EVENT_ITEMS
179};
180
181#ifndef CONFIG_TRANSPARENT_HUGEPAGE
182#define THP_FILE_ALLOC ({ BUILD_BUG(); 0; })
183#define THP_FILE_FALLBACK ({ BUILD_BUG(); 0; })
184#define THP_FILE_FALLBACK_CHARGE ({ BUILD_BUG(); 0; })
185#define THP_FILE_MAPPED ({ BUILD_BUG(); 0; })
186#endif
187
188#endif /* VM_EVENT_ITEM_H_INCLUDED */