Commit | Line | Data |
---|---|---|
b87700e3 AG |
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/tracepoint.h> | |
8 | #include <linux/workqueue.h> | |
9 | ||
10 | DECLARE_EVENT_CLASS(workqueue_work, | |
11 | ||
12 | TP_PROTO(struct work_struct *work), | |
13 | ||
14 | TP_ARGS(work), | |
15 | ||
16 | TP_STRUCT__entry( | |
17 | __field( void *, work ) | |
18 | ), | |
19 | ||
20 | TP_fast_assign( | |
21 | __entry->work = work; | |
22 | ), | |
23 | ||
24 | TP_printk("work struct %p", __entry->work) | |
25 | ); | |
26 | ||
27 | /** | |
28 | * workqueue_queue_work - called when a work gets queued | |
29 | * @req_cpu: the requested cpu | |
30 | * @cwq: pointer to struct cpu_workqueue_struct | |
31 | * @work: pointer to struct work_struct | |
32 | * | |
33 | * This event occurs when a work is queued immediately or once a | |
34 | * delayed work is actually queued on a workqueue (ie: once the delay | |
35 | * has been reached). | |
36 | */ | |
37 | TRACE_EVENT(workqueue_queue_work, | |
38 | ||
39 | TP_PROTO(unsigned int req_cpu, struct cpu_workqueue_struct *cwq, | |
40 | struct work_struct *work), | |
41 | ||
42 | TP_ARGS(req_cpu, cwq, work), | |
43 | ||
44 | TP_STRUCT__entry( | |
45 | __field( void *, work ) | |
46 | __field( void *, function) | |
47 | __field( void *, workqueue) | |
48 | __field( unsigned int, req_cpu ) | |
49 | __field( unsigned int, cpu ) | |
50 | ), | |
51 | ||
52 | TP_fast_assign( | |
53 | __entry->work = work; | |
54 | __entry->function = work->func; | |
55 | __entry->workqueue = cwq->wq; | |
56 | __entry->req_cpu = req_cpu; | |
57 | __entry->cpu = cwq->pool->gcwq->cpu; | |
58 | ), | |
59 | ||
60 | TP_printk("work struct=%p function=%pf workqueue=%p req_cpu=%u cpu=%u", | |
61 | __entry->work, __entry->function, __entry->workqueue, | |
62 | __entry->req_cpu, __entry->cpu) | |
63 | ); | |
64 | ||
65 | /** | |
66 | * workqueue_activate_work - called when a work gets activated | |
67 | * @work: pointer to struct work_struct | |
68 | * | |
69 | * This event occurs when a queued work is put on the active queue, | |
70 | * which happens immediately after queueing unless @max_active limit | |
71 | * is reached. | |
72 | */ | |
73 | DEFINE_EVENT(workqueue_work, workqueue_activate_work, | |
74 | ||
75 | TP_PROTO(struct work_struct *work), | |
76 | ||
77 | TP_ARGS(work) | |
78 | ); | |
79 | ||
80 | /** | |
81 | * workqueue_execute_start - called immediately before the workqueue callback | |
82 | * @work: pointer to struct work_struct | |
83 | * | |
84 | * Allows to track workqueue execution. | |
85 | */ | |
86 | TRACE_EVENT(workqueue_execute_start, | |
87 | ||
88 | TP_PROTO(struct work_struct *work), | |
89 | ||
90 | TP_ARGS(work), | |
91 | ||
92 | TP_STRUCT__entry( | |
93 | __field( void *, work ) | |
94 | __field( void *, function) | |
95 | ), | |
96 | ||
97 | TP_fast_assign( | |
98 | __entry->work = work; | |
99 | __entry->function = work->func; | |
100 | ), | |
101 | ||
102 | TP_printk("work struct %p: function %pf", __entry->work, __entry->function) | |
103 | ); | |
104 | ||
105 | /** | |
106 | * workqueue_execute_end - called immediately after the workqueue callback | |
107 | * @work: pointer to struct work_struct | |
108 | * | |
109 | * Allows to track workqueue execution. | |
110 | */ | |
111 | DEFINE_EVENT(workqueue_work, workqueue_execute_end, | |
112 | ||
113 | TP_PROTO(struct work_struct *work), | |
114 | ||
115 | TP_ARGS(work) | |
116 | ); | |
117 | ||
118 | #endif /* _TRACE_WORKQUEUE_H */ | |
119 | ||
120 | /* This part must be outside protection */ | |
121 | #include <trace/define_trace.h> |