1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
|
#undef TRACE_SYSTEM
#define TRACE_SYSTEM oom
#if !defined(_TRACE_OOM_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_OOM_H
#include <linux/tracepoint.h>
#include <trace/events/mmflags.h>
TRACE_EVENT(oom_score_adj_update,
TP_PROTO(struct task_struct *task),
TP_ARGS(task),
TP_STRUCT__entry(
__field( pid_t, pid)
__array( char, comm, TASK_COMM_LEN )
__field( short, oom_score_adj)
),
TP_fast_assign(
__entry->pid = task->pid;
memcpy(__entry->comm, task->comm, TASK_COMM_LEN);
__entry->oom_score_adj = task->signal->oom_score_adj;
),
TP_printk("pid=%d comm=%s oom_score_adj=%hd",
__entry->pid, __entry->comm, __entry->oom_score_adj)
);
TRACE_EVENT(reclaim_retry_zone,
TP_PROTO(struct zoneref *zoneref,
int order,
unsigned long reclaimable,
unsigned long available,
unsigned long min_wmark,
int no_progress_loops,
bool wmark_check),
TP_ARGS(zoneref, order, reclaimable, available, min_wmark, no_progress_loops, wmark_check),
TP_STRUCT__entry(
__field( int, node)
__field( int, zone_idx)
__field( int, order)
__field( unsigned long, reclaimable)
__field( unsigned long, available)
__field( unsigned long, min_wmark)
__field( int, no_progress_loops)
__field( bool, wmark_check)
),
TP_fast_assign(
__entry->node = zone_to_nid(zoneref->zone);
__entry->zone_idx = zoneref->zone_idx;
__entry->order = order;
__entry->reclaimable = reclaimable;
__entry->available = available;
__entry->min_wmark = min_wmark;
__entry->no_progress_loops = no_progress_loops;
__entry->wmark_check = wmark_check;
),
TP_printk("node=%d zone=%-8s order=%d reclaimable=%lu available=%lu min_wmark=%lu no_progress_loops=%d wmark_check=%d",
__entry->node, __print_symbolic(__entry->zone_idx, ZONE_TYPE),
__entry->order,
__entry->reclaimable, __entry->available, __entry->min_wmark,
__entry->no_progress_loops,
__entry->wmark_check)
);
#ifdef CONFIG_COMPACTION
TRACE_EVENT(compact_retry,
TP_PROTO(int order,
enum compact_priority priority,
enum compact_result result,
int retries,
int max_retries,
bool ret),
TP_ARGS(order, priority, result, retries, max_retries, ret),
TP_STRUCT__entry(
__field( int, order)
__field( int, priority)
__field( int, result)
__field( int, retries)
__field( int, max_retries)
__field( bool, ret)
),
TP_fast_assign(
__entry->order = order;
__entry->priority = priority;
__entry->result = compact_result_to_feedback(result);
__entry->retries = retries;
__entry->max_retries = max_retries;
__entry->ret = ret;
),
TP_printk("order=%d priority=%s compaction_result=%s retries=%d max_retries=%d should_retry=%d",
__entry->order,
__print_symbolic(__entry->priority, COMPACTION_PRIORITY),
__print_symbolic(__entry->result, COMPACTION_FEEDBACK),
__entry->retries, __entry->max_retries,
__entry->ret)
);
#endif /* CONFIG_COMPACTION */
#endif
/* This part must be outside protection */
#include <trace/define_trace.h>
|
