aboutsummaryrefslogtreecommitdiffstats
path: root/include/trace/events/workqueue.h
blob: fcfd9a1e4b9640a7c4d3e26c44f2aac38e3b6810 (plain)
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
#undef TRACE_SYSTEM
#define TRACE_SYSTEM workqueue

#if !defined(_TRACE_WORKQUEUE_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_WORKQUEUE_H

#include <linux/workqueue.h>
#include <linux/sched.h>
#include <linux/tracepoint.h>

TRACE_EVENT(workqueue_insertion,

	TP_PROTO(struct task_struct *wq_thread, struct work_struct *work),

	TP_ARGS(wq_thread, work),

	TP_STRUCT__entry(
		__array(char,		thread_comm,	TASK_COMM_LEN)
		__field(pid_t,		thread_pid)
		__field(work_func_t,	func)
	),

	TP_fast_assign(
		memcpy(__entry->thread_comm, wq_thread->comm, TASK_COMM_LEN);
		__entry->thread_pid	= wq_thread->pid;
		__entry->func		= work->func;
	),

	TP_printk("thread=%s:%d func=%pF", __entry->thread_comm,
		__entry->thread_pid, __entry->func)
);

TRACE_EVENT(workqueue_execution,

	TP_PROTO(struct task_struct *wq_thread, struct work_struct *work),

	TP_ARGS(wq_thread, work),

	TP_STRUCT__entry(
		__array(char,		thread_comm,	TASK_COMM_LEN)
		__field(pid_t,		thread_pid)
		__field(work_func_t,	func)
	),

	TP_fast_assign(
		memcpy(__entry->thread_comm, wq_thread->comm, TASK_COMM_LEN);
		__entry->thread_pid	= wq_thread->pid;
		__entry->func		= work->func;
	),

	TP_printk("thread=%s:%d func=%pF", __entry->thread_comm,
		__entry->thread_pid, __entry->func)
);

/* Trace the creation of one workqueue thread on a cpu */
TRACE_EVENT(workqueue_creation,

	TP_PROTO(struct task_struct *wq_thread, int cpu),

	TP_ARGS(wq_thread, cpu),

	TP_STRUCT__entry(
		__array(char,	thread_comm,	TASK_COMM_LEN)
		__field(pid_t,	thread_pid)
		__field(int,	cpu)
	),

	TP_fast_assign(
		memcpy(__entry->thread_comm, wq_thread->comm, TASK_COMM_LEN);
		__entry->thread_pid	= wq_thread->pid;
		__entry->cpu		= cpu;
	),

	TP_printk("thread=%s:%d cpu=%d", __entry->thread_comm,
		__entry->thread_pid, __entry->cpu)
);

TRACE_EVENT(workqueue_destruction,

	TP_PROTO(struct task_struct *wq_thread),

	TP_ARGS(wq_thread),

	TP_STRUCT__entry(
		__array(char,	thread_comm,	TASK_COMM_LEN)
		__field(pid_t,	thread_pid)
	),

	TP_fast_assign(
		memcpy(__entry->thread_comm, wq_thread->comm, TASK_COMM_LEN);
		__entry->thread_pid	= wq_thread->pid;
	),

	TP_printk("thread=%s:%d", __entry->thread_comm, __entry->thread_pid)
);

#endif /* _TRACE_WORKQUEUE_H */

/* This part must be outside protection */
#include <trace/define_trace.h>