Zhaolei | fb39125 | 2009-04-17 15:15:51 +0800 | [diff] [blame] | 1 | #if !defined(_TRACE_WORKQUEUE_H) || defined(TRACE_HEADER_MULTI_READ) |
| 2 | #define _TRACE_WORKQUEUE_H |
| 3 | |
| 4 | #include <linux/workqueue.h> |
| 5 | #include <linux/sched.h> |
| 6 | #include <linux/tracepoint.h> |
| 7 | |
| 8 | #undef TRACE_SYSTEM |
| 9 | #define TRACE_SYSTEM workqueue |
| 10 | |
| 11 | TRACE_EVENT(workqueue_insertion, |
| 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 | |
| 33 | TRACE_EVENT(workqueue_execution, |
| 34 | |
| 35 | TP_PROTO(struct task_struct *wq_thread, struct work_struct *work), |
| 36 | |
| 37 | TP_ARGS(wq_thread, work), |
| 38 | |
| 39 | TP_STRUCT__entry( |
| 40 | __array(char, thread_comm, TASK_COMM_LEN) |
| 41 | __field(pid_t, thread_pid) |
| 42 | __field(work_func_t, func) |
| 43 | ), |
| 44 | |
| 45 | TP_fast_assign( |
| 46 | memcpy(__entry->thread_comm, wq_thread->comm, TASK_COMM_LEN); |
| 47 | __entry->thread_pid = wq_thread->pid; |
| 48 | __entry->func = work->func; |
| 49 | ), |
| 50 | |
| 51 | TP_printk("thread=%s:%d func=%pF", __entry->thread_comm, |
| 52 | __entry->thread_pid, __entry->func) |
| 53 | ); |
| 54 | |
| 55 | /* Trace the creation of one workqueue thread on a cpu */ |
| 56 | TRACE_EVENT(workqueue_creation, |
| 57 | |
| 58 | TP_PROTO(struct task_struct *wq_thread, int cpu), |
| 59 | |
| 60 | TP_ARGS(wq_thread, cpu), |
| 61 | |
| 62 | TP_STRUCT__entry( |
| 63 | __array(char, thread_comm, TASK_COMM_LEN) |
| 64 | __field(pid_t, thread_pid) |
| 65 | __field(int, cpu) |
| 66 | ), |
| 67 | |
| 68 | TP_fast_assign( |
| 69 | memcpy(__entry->thread_comm, wq_thread->comm, TASK_COMM_LEN); |
| 70 | __entry->thread_pid = wq_thread->pid; |
| 71 | __entry->cpu = cpu; |
| 72 | ), |
| 73 | |
| 74 | TP_printk("thread=%s:%d cpu=%d", __entry->thread_comm, |
| 75 | __entry->thread_pid, __entry->cpu) |
| 76 | ); |
| 77 | |
| 78 | TRACE_EVENT(workqueue_destruction, |
| 79 | |
| 80 | TP_PROTO(struct task_struct *wq_thread), |
| 81 | |
| 82 | TP_ARGS(wq_thread), |
| 83 | |
| 84 | TP_STRUCT__entry( |
| 85 | __array(char, thread_comm, TASK_COMM_LEN) |
| 86 | __field(pid_t, thread_pid) |
| 87 | ), |
| 88 | |
| 89 | TP_fast_assign( |
| 90 | memcpy(__entry->thread_comm, wq_thread->comm, TASK_COMM_LEN); |
| 91 | __entry->thread_pid = wq_thread->pid; |
| 92 | ), |
| 93 | |
| 94 | TP_printk("thread=%s:%d", __entry->thread_comm, __entry->thread_pid) |
| 95 | ); |
| 96 | |
| 97 | #endif /* _TRACE_WORKQUEUE_H */ |
| 98 | |
| 99 | /* This part must be outside protection */ |
| 100 | #include <trace/define_trace.h> |