Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1#undef TRACE_SYSTEM
2#define TRACE_SYSTEM workqueue
3
4#if !defined(_TRACE_WORKQUEUE_H) || defined(TRACE_HEADER_MULTI_READ)
5#define _TRACE_WORKQUEUE_H
6
7#include <linux/workqueue.h>
8#include <linux/sched.h>
9#include <linux/tracepoint.h>
10
11DECLARE_EVENT_CLASS(workqueue,
12
13 TP_PROTO(struct task_struct *wq_thread, struct work_struct *work),
14
15 TP_ARGS(wq_thread, work),
16
17 TP_STRUCT__entry(
18 __array(char, thread_comm, TASK_COMM_LEN)
19 __field(pid_t, thread_pid)
20 __field(work_func_t, func)
21 ),
22
23 TP_fast_assign(
24 memcpy(__entry->thread_comm, wq_thread->comm, TASK_COMM_LEN);
25 __entry->thread_pid = wq_thread->pid;
26 __entry->func = work->func;
27 ),
28
29 TP_printk("thread=%s:%d func=%pf", __entry->thread_comm,
30 __entry->thread_pid, __entry->func)
31);
32
33DEFINE_EVENT(workqueue, workqueue_insertion,
34
35 TP_PROTO(struct task_struct *wq_thread, struct work_struct *work),
36
37 TP_ARGS(wq_thread, work)
38);
39
40DEFINE_EVENT(workqueue, workqueue_execution,
41
42 TP_PROTO(struct task_struct *wq_thread, struct work_struct *work),
43
44 TP_ARGS(wq_thread, work)
45);
46
47/* Trace the creation of one workqueue thread on a cpu */
48TRACE_EVENT(workqueue_creation,
49
50 TP_PROTO(struct task_struct *wq_thread, int cpu),
51
52 TP_ARGS(wq_thread, cpu),
53
54 TP_STRUCT__entry(
55 __array(char, thread_comm, TASK_COMM_LEN)
56 __field(pid_t, thread_pid)
57 __field(int, cpu)
58 ),
59
60 TP_fast_assign(
61 memcpy(__entry->thread_comm, wq_thread->comm, TASK_COMM_LEN);
62 __entry->thread_pid = wq_thread->pid;
63 __entry->cpu = cpu;
64 ),
65
66 TP_printk("thread=%s:%d cpu=%d", __entry->thread_comm,
67 __entry->thread_pid, __entry->cpu)
68);
69
70TRACE_EVENT(workqueue_destruction,
71
72 TP_PROTO(struct task_struct *wq_thread),
73
74 TP_ARGS(wq_thread),
75
76 TP_STRUCT__entry(
77 __array(char, thread_comm, TASK_COMM_LEN)
78 __field(pid_t, thread_pid)
79 ),
80
81 TP_fast_assign(
82 memcpy(__entry->thread_comm, wq_thread->comm, TASK_COMM_LEN);
83 __entry->thread_pid = wq_thread->pid;
84 ),
85
86 TP_printk("thread=%s:%d", __entry->thread_comm, __entry->thread_pid)
87);
88
89#endif /* _TRACE_WORKQUEUE_H */
90
91/* This part must be outside protection */
92#include <trace/define_trace.h>