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b7aba698 MG |
1 | #undef TRACE_SYSTEM |
2 | #define TRACE_SYSTEM compaction | |
3 | ||
4 | #if !defined(_TRACE_COMPACTION_H) || defined(TRACE_HEADER_MULTI_READ) | |
5 | #define _TRACE_COMPACTION_H | |
6 | ||
7 | #include <linux/types.h> | |
f8c9301f | 8 | #include <linux/list.h> |
b7aba698 | 9 | #include <linux/tracepoint.h> |
a1ce3928 | 10 | #include <trace/events/gfpflags.h> |
b7aba698 MG |
11 | |
12 | DECLARE_EVENT_CLASS(mm_compaction_isolate_template, | |
13 | ||
14 | TP_PROTO(unsigned long nr_scanned, | |
15 | unsigned long nr_taken), | |
16 | ||
17 | TP_ARGS(nr_scanned, nr_taken), | |
18 | ||
19 | TP_STRUCT__entry( | |
20 | __field(unsigned long, nr_scanned) | |
21 | __field(unsigned long, nr_taken) | |
22 | ), | |
23 | ||
24 | TP_fast_assign( | |
25 | __entry->nr_scanned = nr_scanned; | |
26 | __entry->nr_taken = nr_taken; | |
27 | ), | |
28 | ||
29 | TP_printk("nr_scanned=%lu nr_taken=%lu", | |
30 | __entry->nr_scanned, | |
31 | __entry->nr_taken) | |
32 | ); | |
33 | ||
34 | DEFINE_EVENT(mm_compaction_isolate_template, mm_compaction_isolate_migratepages, | |
35 | ||
36 | TP_PROTO(unsigned long nr_scanned, | |
37 | unsigned long nr_taken), | |
38 | ||
39 | TP_ARGS(nr_scanned, nr_taken) | |
40 | ); | |
41 | ||
42 | DEFINE_EVENT(mm_compaction_isolate_template, mm_compaction_isolate_freepages, | |
43 | TP_PROTO(unsigned long nr_scanned, | |
44 | unsigned long nr_taken), | |
45 | ||
46 | TP_ARGS(nr_scanned, nr_taken) | |
47 | ); | |
48 | ||
49 | TRACE_EVENT(mm_compaction_migratepages, | |
50 | ||
f8c9301f VB |
51 | TP_PROTO(unsigned long nr_all, |
52 | int migrate_rc, | |
53 | struct list_head *migratepages), | |
b7aba698 | 54 | |
f8c9301f | 55 | TP_ARGS(nr_all, migrate_rc, migratepages), |
b7aba698 MG |
56 | |
57 | TP_STRUCT__entry( | |
58 | __field(unsigned long, nr_migrated) | |
59 | __field(unsigned long, nr_failed) | |
60 | ), | |
61 | ||
62 | TP_fast_assign( | |
f8c9301f VB |
63 | unsigned long nr_failed = 0; |
64 | struct list_head *page_lru; | |
65 | ||
66 | /* | |
67 | * migrate_pages() returns either a non-negative number | |
68 | * with the number of pages that failed migration, or an | |
69 | * error code, in which case we need to count the remaining | |
70 | * pages manually | |
71 | */ | |
72 | if (migrate_rc >= 0) | |
73 | nr_failed = migrate_rc; | |
74 | else | |
75 | list_for_each(page_lru, migratepages) | |
76 | nr_failed++; | |
77 | ||
78 | __entry->nr_migrated = nr_all - nr_failed; | |
b7aba698 MG |
79 | __entry->nr_failed = nr_failed; |
80 | ), | |
81 | ||
82 | TP_printk("nr_migrated=%lu nr_failed=%lu", | |
83 | __entry->nr_migrated, | |
84 | __entry->nr_failed) | |
85 | ); | |
86 | ||
0eb927c0 | 87 | TRACE_EVENT(mm_compaction_begin, |
16c4a097 JK |
88 | TP_PROTO(unsigned long zone_start, unsigned long migrate_pfn, |
89 | unsigned long free_pfn, unsigned long zone_end, bool sync), | |
0eb927c0 | 90 | |
16c4a097 | 91 | TP_ARGS(zone_start, migrate_pfn, free_pfn, zone_end, sync), |
0eb927c0 MG |
92 | |
93 | TP_STRUCT__entry( | |
94 | __field(unsigned long, zone_start) | |
16c4a097 JK |
95 | __field(unsigned long, migrate_pfn) |
96 | __field(unsigned long, free_pfn) | |
0eb927c0 | 97 | __field(unsigned long, zone_end) |
16c4a097 | 98 | __field(bool, sync) |
0eb927c0 MG |
99 | ), |
100 | ||
101 | TP_fast_assign( | |
102 | __entry->zone_start = zone_start; | |
16c4a097 JK |
103 | __entry->migrate_pfn = migrate_pfn; |
104 | __entry->free_pfn = free_pfn; | |
0eb927c0 | 105 | __entry->zone_end = zone_end; |
16c4a097 | 106 | __entry->sync = sync; |
0eb927c0 MG |
107 | ), |
108 | ||
16c4a097 | 109 | TP_printk("zone_start=0x%lx migrate_pfn=0x%lx free_pfn=0x%lx zone_end=0x%lx, mode=%s", |
0eb927c0 | 110 | __entry->zone_start, |
16c4a097 JK |
111 | __entry->migrate_pfn, |
112 | __entry->free_pfn, | |
113 | __entry->zone_end, | |
114 | __entry->sync ? "sync" : "async") | |
0eb927c0 MG |
115 | ); |
116 | ||
117 | TRACE_EVENT(mm_compaction_end, | |
16c4a097 JK |
118 | TP_PROTO(unsigned long zone_start, unsigned long migrate_pfn, |
119 | unsigned long free_pfn, unsigned long zone_end, bool sync, | |
120 | int status), | |
0eb927c0 | 121 | |
16c4a097 | 122 | TP_ARGS(zone_start, migrate_pfn, free_pfn, zone_end, sync, status), |
0eb927c0 MG |
123 | |
124 | TP_STRUCT__entry( | |
16c4a097 JK |
125 | __field(unsigned long, zone_start) |
126 | __field(unsigned long, migrate_pfn) | |
127 | __field(unsigned long, free_pfn) | |
128 | __field(unsigned long, zone_end) | |
129 | __field(bool, sync) | |
0eb927c0 MG |
130 | __field(int, status) |
131 | ), | |
132 | ||
133 | TP_fast_assign( | |
16c4a097 JK |
134 | __entry->zone_start = zone_start; |
135 | __entry->migrate_pfn = migrate_pfn; | |
136 | __entry->free_pfn = free_pfn; | |
137 | __entry->zone_end = zone_end; | |
138 | __entry->sync = sync; | |
0eb927c0 MG |
139 | __entry->status = status; |
140 | ), | |
141 | ||
16c4a097 JK |
142 | TP_printk("zone_start=0x%lx migrate_pfn=0x%lx free_pfn=0x%lx zone_end=0x%lx, mode=%s status=%s", |
143 | __entry->zone_start, | |
144 | __entry->migrate_pfn, | |
145 | __entry->free_pfn, | |
146 | __entry->zone_end, | |
147 | __entry->sync ? "sync" : "async", | |
148 | compaction_status_string[__entry->status]) | |
0eb927c0 | 149 | ); |
b7aba698 MG |
150 | |
151 | #endif /* _TRACE_COMPACTION_H */ | |
152 | ||
153 | /* This part must be outside protection */ | |
154 | #include <trace/define_trace.h> |