2 #define TRACE_SYSTEM workqueue
4 #if !defined(_TRACE_WORKQUEUE_H) || defined(TRACE_HEADER_MULTI_READ)
5 #define _TRACE_WORKQUEUE_H
7 #include <linux/workqueue.h>
8 #include <linux/sched.h>
9 #include <linux/tracepoint.h>
11 DECLARE_EVENT_CLASS(workqueue,
13 TP_PROTO(struct task_struct *wq_thread, struct work_struct *work),
15 TP_ARGS(wq_thread, work),
18 __array(char, thread_comm, TASK_COMM_LEN)
19 __field(pid_t, thread_pid)
20 __field(work_func_t, func)
24 memcpy(__entry->thread_comm, wq_thread->comm, TASK_COMM_LEN);
25 __entry->thread_pid = wq_thread->pid;
26 __entry->func = work->func;
29 TP_printk("thread=%s:%d func=%pf", __entry->thread_comm,
30 __entry->thread_pid, __entry->func)
33 DEFINE_EVENT(workqueue, workqueue_insertion,
35 TP_PROTO(struct task_struct *wq_thread, struct work_struct *work),
37 TP_ARGS(wq_thread, work)
40 DEFINE_EVENT(workqueue, workqueue_execution,
42 TP_PROTO(struct task_struct *wq_thread, struct work_struct *work),
44 TP_ARGS(wq_thread, work)
47 /* Trace the creation of one workqueue thread on a cpu */
48 TRACE_EVENT(workqueue_creation,
50 TP_PROTO(struct task_struct *wq_thread, int cpu),
52 TP_ARGS(wq_thread, cpu),
55 __array(char, thread_comm, TASK_COMM_LEN)
56 __field(pid_t, thread_pid)
61 memcpy(__entry->thread_comm, wq_thread->comm, TASK_COMM_LEN);
62 __entry->thread_pid = wq_thread->pid;
66 TP_printk("thread=%s:%d cpu=%d", __entry->thread_comm,
67 __entry->thread_pid, __entry->cpu)
70 TRACE_EVENT(workqueue_destruction,
72 TP_PROTO(struct task_struct *wq_thread),
77 __array(char, thread_comm, TASK_COMM_LEN)
78 __field(pid_t, thread_pid)
82 memcpy(__entry->thread_comm, wq_thread->comm, TASK_COMM_LEN);
83 __entry->thread_pid = wq_thread->pid;
86 TP_printk("thread=%s:%d", __entry->thread_comm, __entry->thread_pid)
89 #endif /* _TRACE_WORKQUEUE_H */
91 /* This part must be outside protection */
92 #include <trace/define_trace.h>