Commit | Line | Data |
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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
43d2b113 KH |
2 | #undef TRACE_SYSTEM |
3 | #define TRACE_SYSTEM oom | |
4 | ||
5 | #if !defined(_TRACE_OOM_H) || defined(TRACE_HEADER_MULTI_READ) | |
6 | #define _TRACE_OOM_H | |
7 | #include <linux/tracepoint.h> | |
d379f01d | 8 | #include <trace/events/mmflags.h> |
43d2b113 | 9 | |
72ba14de CG |
10 | #define PG_COUNT_TO_KB(x) ((x) << (PAGE_SHIFT - 10)) |
11 | ||
43d2b113 KH |
12 | TRACE_EVENT(oom_score_adj_update, |
13 | ||
14 | TP_PROTO(struct task_struct *task), | |
15 | ||
16 | TP_ARGS(task), | |
17 | ||
18 | TP_STRUCT__entry( | |
19 | __field( pid_t, pid) | |
20 | __array( char, comm, TASK_COMM_LEN ) | |
a9c58b90 | 21 | __field( short, oom_score_adj) |
43d2b113 KH |
22 | ), |
23 | ||
24 | TP_fast_assign( | |
25 | __entry->pid = task->pid; | |
26 | memcpy(__entry->comm, task->comm, TASK_COMM_LEN); | |
27 | __entry->oom_score_adj = task->signal->oom_score_adj; | |
28 | ), | |
29 | ||
a9c58b90 | 30 | TP_printk("pid=%d comm=%s oom_score_adj=%hd", |
43d2b113 KH |
31 | __entry->pid, __entry->comm, __entry->oom_score_adj) |
32 | ); | |
33 | ||
d379f01d MH |
34 | TRACE_EVENT(reclaim_retry_zone, |
35 | ||
36 | TP_PROTO(struct zoneref *zoneref, | |
37 | int order, | |
38 | unsigned long reclaimable, | |
39 | unsigned long available, | |
40 | unsigned long min_wmark, | |
41 | int no_progress_loops, | |
42 | bool wmark_check), | |
43 | ||
44 | TP_ARGS(zoneref, order, reclaimable, available, min_wmark, no_progress_loops, wmark_check), | |
45 | ||
46 | TP_STRUCT__entry( | |
47 | __field( int, node) | |
48 | __field( int, zone_idx) | |
49 | __field( int, order) | |
50 | __field( unsigned long, reclaimable) | |
51 | __field( unsigned long, available) | |
52 | __field( unsigned long, min_wmark) | |
53 | __field( int, no_progress_loops) | |
54 | __field( bool, wmark_check) | |
55 | ), | |
56 | ||
57 | TP_fast_assign( | |
58 | __entry->node = zone_to_nid(zoneref->zone); | |
59 | __entry->zone_idx = zoneref->zone_idx; | |
60 | __entry->order = order; | |
61 | __entry->reclaimable = reclaimable; | |
62 | __entry->available = available; | |
63 | __entry->min_wmark = min_wmark; | |
64 | __entry->no_progress_loops = no_progress_loops; | |
65 | __entry->wmark_check = wmark_check; | |
66 | ), | |
67 | ||
68 | TP_printk("node=%d zone=%-8s order=%d reclaimable=%lu available=%lu min_wmark=%lu no_progress_loops=%d wmark_check=%d", | |
69 | __entry->node, __print_symbolic(__entry->zone_idx, ZONE_TYPE), | |
70 | __entry->order, | |
71 | __entry->reclaimable, __entry->available, __entry->min_wmark, | |
72 | __entry->no_progress_loops, | |
73 | __entry->wmark_check) | |
74 | ); | |
65190cff | 75 | |
422580c3 | 76 | TRACE_EVENT(mark_victim, |
72ba14de | 77 | TP_PROTO(struct task_struct *task, uid_t uid), |
422580c3 | 78 | |
72ba14de | 79 | TP_ARGS(task, uid), |
422580c3 RG |
80 | |
81 | TP_STRUCT__entry( | |
82 | __field(int, pid) | |
72ba14de CG |
83 | __string(comm, task->comm) |
84 | __field(unsigned long, total_vm) | |
85 | __field(unsigned long, anon_rss) | |
86 | __field(unsigned long, file_rss) | |
87 | __field(unsigned long, shmem_rss) | |
88 | __field(uid_t, uid) | |
89 | __field(unsigned long, pgtables) | |
90 | __field(short, oom_score_adj) | |
422580c3 RG |
91 | ), |
92 | ||
93 | TP_fast_assign( | |
72ba14de | 94 | __entry->pid = task->pid; |
2c92ca84 | 95 | __assign_str(comm); |
72ba14de CG |
96 | __entry->total_vm = PG_COUNT_TO_KB(task->mm->total_vm); |
97 | __entry->anon_rss = PG_COUNT_TO_KB(get_mm_counter(task->mm, MM_ANONPAGES)); | |
98 | __entry->file_rss = PG_COUNT_TO_KB(get_mm_counter(task->mm, MM_FILEPAGES)); | |
99 | __entry->shmem_rss = PG_COUNT_TO_KB(get_mm_counter(task->mm, MM_SHMEMPAGES)); | |
100 | __entry->uid = uid; | |
101 | __entry->pgtables = mm_pgtables_bytes(task->mm) >> 10; | |
102 | __entry->oom_score_adj = task->signal->oom_score_adj; | |
422580c3 RG |
103 | ), |
104 | ||
72ba14de CG |
105 | TP_printk("pid=%d comm=%s total-vm=%lukB anon-rss=%lukB file-rss:%lukB shmem-rss:%lukB uid=%u pgtables=%lukB oom_score_adj=%hd", |
106 | __entry->pid, | |
107 | __get_str(comm), | |
108 | __entry->total_vm, | |
109 | __entry->anon_rss, | |
110 | __entry->file_rss, | |
111 | __entry->shmem_rss, | |
112 | __entry->uid, | |
113 | __entry->pgtables, | |
114 | __entry->oom_score_adj | |
115 | ) | |
422580c3 RG |
116 | ); |
117 | ||
118 | TRACE_EVENT(wake_reaper, | |
119 | TP_PROTO(int pid), | |
120 | ||
121 | TP_ARGS(pid), | |
122 | ||
123 | TP_STRUCT__entry( | |
124 | __field(int, pid) | |
125 | ), | |
126 | ||
127 | TP_fast_assign( | |
128 | __entry->pid = pid; | |
129 | ), | |
130 | ||
131 | TP_printk("pid=%d", __entry->pid) | |
132 | ); | |
133 | ||
134 | TRACE_EVENT(start_task_reaping, | |
135 | TP_PROTO(int pid), | |
136 | ||
137 | TP_ARGS(pid), | |
138 | ||
139 | TP_STRUCT__entry( | |
140 | __field(int, pid) | |
141 | ), | |
142 | ||
143 | TP_fast_assign( | |
144 | __entry->pid = pid; | |
145 | ), | |
146 | ||
147 | TP_printk("pid=%d", __entry->pid) | |
148 | ); | |
149 | ||
150 | TRACE_EVENT(finish_task_reaping, | |
151 | TP_PROTO(int pid), | |
152 | ||
153 | TP_ARGS(pid), | |
154 | ||
155 | TP_STRUCT__entry( | |
156 | __field(int, pid) | |
157 | ), | |
158 | ||
159 | TP_fast_assign( | |
160 | __entry->pid = pid; | |
161 | ), | |
162 | ||
163 | TP_printk("pid=%d", __entry->pid) | |
164 | ); | |
165 | ||
166 | TRACE_EVENT(skip_task_reaping, | |
167 | TP_PROTO(int pid), | |
168 | ||
169 | TP_ARGS(pid), | |
170 | ||
171 | TP_STRUCT__entry( | |
172 | __field(int, pid) | |
173 | ), | |
174 | ||
175 | TP_fast_assign( | |
176 | __entry->pid = pid; | |
177 | ), | |
178 | ||
179 | TP_printk("pid=%d", __entry->pid) | |
180 | ); | |
181 | ||
65190cff MH |
182 | #ifdef CONFIG_COMPACTION |
183 | TRACE_EVENT(compact_retry, | |
184 | ||
185 | TP_PROTO(int order, | |
186 | enum compact_priority priority, | |
187 | enum compact_result result, | |
188 | int retries, | |
189 | int max_retries, | |
190 | bool ret), | |
191 | ||
192 | TP_ARGS(order, priority, result, retries, max_retries, ret), | |
193 | ||
194 | TP_STRUCT__entry( | |
195 | __field( int, order) | |
196 | __field( int, priority) | |
197 | __field( int, result) | |
198 | __field( int, retries) | |
199 | __field( int, max_retries) | |
200 | __field( bool, ret) | |
201 | ), | |
202 | ||
203 | TP_fast_assign( | |
204 | __entry->order = order; | |
205 | __entry->priority = priority; | |
206 | __entry->result = compact_result_to_feedback(result); | |
207 | __entry->retries = retries; | |
208 | __entry->max_retries = max_retries; | |
209 | __entry->ret = ret; | |
210 | ), | |
211 | ||
212 | TP_printk("order=%d priority=%s compaction_result=%s retries=%d max_retries=%d should_retry=%d", | |
213 | __entry->order, | |
214 | __print_symbolic(__entry->priority, COMPACTION_PRIORITY), | |
215 | __print_symbolic(__entry->result, COMPACTION_FEEDBACK), | |
216 | __entry->retries, __entry->max_retries, | |
217 | __entry->ret) | |
218 | ); | |
219 | #endif /* CONFIG_COMPACTION */ | |
43d2b113 KH |
220 | #endif |
221 | ||
222 | /* This part must be outside protection */ | |
223 | #include <trace/define_trace.h> |