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7d2eba05 EA |
1 | #undef TRACE_SYSTEM |
2 | #define TRACE_SYSTEM huge_memory | |
3 | ||
4 | #if !defined(__HUGE_MEMORY_H) || defined(TRACE_HEADER_MULTI_READ) | |
5 | #define __HUGE_MEMORY_H | |
6 | ||
7 | #include <linux/tracepoint.h> | |
8 | ||
7d2eba05 EA |
9 | #define SCAN_STATUS \ |
10 | EM( SCAN_FAIL, "failed") \ | |
11 | EM( SCAN_SUCCEED, "succeeded") \ | |
12 | EM( SCAN_PMD_NULL, "pmd_null") \ | |
13 | EM( SCAN_EXCEED_NONE_PTE, "exceed_none_pte") \ | |
14 | EM( SCAN_PTE_NON_PRESENT, "pte_non_present") \ | |
15 | EM( SCAN_PAGE_RO, "no_writable_page") \ | |
16 | EM( SCAN_NO_REFERENCED_PAGE, "no_referenced_page") \ | |
17 | EM( SCAN_PAGE_NULL, "page_null") \ | |
18 | EM( SCAN_SCAN_ABORT, "scan_aborted") \ | |
19 | EM( SCAN_PAGE_COUNT, "not_suitable_page_count") \ | |
20 | EM( SCAN_PAGE_LRU, "page_not_in_lru") \ | |
21 | EM( SCAN_PAGE_LOCK, "page_locked") \ | |
22 | EM( SCAN_PAGE_ANON, "page_not_anon") \ | |
b1caa957 | 23 | EM( SCAN_PAGE_COMPOUND, "page_compound") \ |
7d2eba05 EA |
24 | EM( SCAN_ANY_PROCESS, "no_process_for_page") \ |
25 | EM( SCAN_VMA_NULL, "vma_null") \ | |
26 | EM( SCAN_VMA_CHECK, "vma_check_failed") \ | |
27 | EM( SCAN_ADDRESS_RANGE, "not_suitable_address_range") \ | |
28 | EM( SCAN_SWAP_CACHE_PAGE, "page_swap_cache") \ | |
29 | EM( SCAN_DEL_PAGE_LRU, "could_not_delete_page_from_lru")\ | |
30 | EM( SCAN_ALLOC_HUGE_PAGE_FAIL, "alloc_huge_page_failed") \ | |
70652f6e EA |
31 | EM( SCAN_CGROUP_CHARGE_FAIL, "ccgroup_charge_failed") \ |
32 | EMe( SCAN_EXCEED_SWAP_PTE, "exceed_swap_pte") | |
7d2eba05 EA |
33 | |
34 | #undef EM | |
35 | #undef EMe | |
36 | #define EM(a, b) TRACE_DEFINE_ENUM(a); | |
37 | #define EMe(a, b) TRACE_DEFINE_ENUM(a); | |
38 | ||
39 | SCAN_STATUS | |
40 | ||
41 | #undef EM | |
42 | #undef EMe | |
43 | #define EM(a, b) {a, b}, | |
44 | #define EMe(a, b) {a, b} | |
45 | ||
46 | TRACE_EVENT(mm_khugepaged_scan_pmd, | |
47 | ||
16fd0fe4 | 48 | TP_PROTO(struct mm_struct *mm, struct page *page, bool writable, |
70652f6e | 49 | bool referenced, int none_or_zero, int status, int unmapped), |
7d2eba05 | 50 | |
70652f6e | 51 | TP_ARGS(mm, page, writable, referenced, none_or_zero, status, unmapped), |
7d2eba05 EA |
52 | |
53 | TP_STRUCT__entry( | |
54 | __field(struct mm_struct *, mm) | |
55 | __field(unsigned long, pfn) | |
56 | __field(bool, writable) | |
57 | __field(bool, referenced) | |
58 | __field(int, none_or_zero) | |
59 | __field(int, status) | |
70652f6e | 60 | __field(int, unmapped) |
7d2eba05 EA |
61 | ), |
62 | ||
63 | TP_fast_assign( | |
64 | __entry->mm = mm; | |
16fd0fe4 | 65 | __entry->pfn = page ? page_to_pfn(page) : -1; |
7d2eba05 EA |
66 | __entry->writable = writable; |
67 | __entry->referenced = referenced; | |
68 | __entry->none_or_zero = none_or_zero; | |
69 | __entry->status = status; | |
70652f6e | 70 | __entry->unmapped = unmapped; |
7d2eba05 EA |
71 | ), |
72 | ||
70652f6e | 73 | TP_printk("mm=%p, scan_pfn=0x%lx, writable=%d, referenced=%d, none_or_zero=%d, status=%s, unmapped=%d", |
7d2eba05 EA |
74 | __entry->mm, |
75 | __entry->pfn, | |
76 | __entry->writable, | |
77 | __entry->referenced, | |
78 | __entry->none_or_zero, | |
70652f6e EA |
79 | __print_symbolic(__entry->status, SCAN_STATUS), |
80 | __entry->unmapped) | |
7d2eba05 EA |
81 | ); |
82 | ||
83 | TRACE_EVENT(mm_collapse_huge_page, | |
84 | ||
85 | TP_PROTO(struct mm_struct *mm, int isolated, int status), | |
86 | ||
87 | TP_ARGS(mm, isolated, status), | |
88 | ||
89 | TP_STRUCT__entry( | |
90 | __field(struct mm_struct *, mm) | |
91 | __field(int, isolated) | |
92 | __field(int, status) | |
93 | ), | |
94 | ||
95 | TP_fast_assign( | |
96 | __entry->mm = mm; | |
97 | __entry->isolated = isolated; | |
98 | __entry->status = status; | |
99 | ), | |
100 | ||
101 | TP_printk("mm=%p, isolated=%d, status=%s", | |
102 | __entry->mm, | |
103 | __entry->isolated, | |
104 | __print_symbolic(__entry->status, SCAN_STATUS)) | |
105 | ); | |
106 | ||
107 | TRACE_EVENT(mm_collapse_huge_page_isolate, | |
108 | ||
16fd0fe4 | 109 | TP_PROTO(struct page *page, int none_or_zero, |
7d2eba05 EA |
110 | bool referenced, bool writable, int status), |
111 | ||
16fd0fe4 | 112 | TP_ARGS(page, none_or_zero, referenced, writable, status), |
7d2eba05 EA |
113 | |
114 | TP_STRUCT__entry( | |
115 | __field(unsigned long, pfn) | |
116 | __field(int, none_or_zero) | |
117 | __field(bool, referenced) | |
118 | __field(bool, writable) | |
119 | __field(int, status) | |
120 | ), | |
121 | ||
122 | TP_fast_assign( | |
16fd0fe4 | 123 | __entry->pfn = page ? page_to_pfn(page) : -1; |
7d2eba05 EA |
124 | __entry->none_or_zero = none_or_zero; |
125 | __entry->referenced = referenced; | |
126 | __entry->writable = writable; | |
127 | __entry->status = status; | |
128 | ), | |
129 | ||
130 | TP_printk("scan_pfn=0x%lx, none_or_zero=%d, referenced=%d, writable=%d, status=%s", | |
131 | __entry->pfn, | |
132 | __entry->none_or_zero, | |
133 | __entry->referenced, | |
134 | __entry->writable, | |
135 | __print_symbolic(__entry->status, SCAN_STATUS)) | |
136 | ); | |
137 | ||
138 | #endif /* __HUGE_MEMORY_H */ | |
139 | #include <trace/define_trace.h> |