summaryrefslogtreecommitdiffstats
path: root/kernel/include/trace/events/task.h
blob: dee3bb1d5a6b5b28d001b98f46ea9694d7a6bb65 (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
#undef TRACE_SYSTEM
#define TRACE_SYSTEM task

#if !defined(_TRACE_TASK_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_TASK_H
#include <linux/tracepoint.h>

TRACE_EVENT(task_newtask,

	TP_PROTO(struct task_struct *task, unsigned long clone_flags),

	TP_ARGS(task, clone_flags),

	TP_STRUCT__entry(
		__field(	pid_t,	pid)
		__array(	char,	comm, TASK_COMM_LEN)
		__field( unsigned long, clone_flags)
		__field(	short,	oom_score_adj)
	),

	TP_fast_assign(
		__entry->pid = task->pid;
		memcpy(__entry->comm, task->comm, TASK_COMM_LEN);
		__entry->clone_flags = clone_flags;
		__entry->oom_score_adj = task->signal->oom_score_adj;
	),

	TP_printk("pid=%d comm=%s clone_flags=%lx oom_score_adj=%hd",
		__entry->pid, __entry->comm,
		__entry->clone_flags, __entry->oom_score_adj)
);

TRACE_EVENT(task_rename,

	TP_PROTO(struct task_struct *task, const char *comm),

	TP_ARGS(task, comm),

	TP_STRUCT__entry(
		__field(	pid_t,	pid)
		__array(	char, oldcomm,  TASK_COMM_LEN)
		__array(	char, newcomm,  TASK_COMM_LEN)
		__field(	short,	oom_score_adj)
	),

	TP_fast_assign(
		__entry->pid = task->pid;
		memcpy(entry->oldcomm, task->comm, TASK_COMM_LEN);
		memcpy(entry->newcomm, comm, TASK_COMM_LEN);
		__entry->oom_score_adj = task->signal->oom_score_adj;
	),

	TP_printk("pid=%d oldcomm=%s newcomm=%s oom_score_adj=%hd",
		__entry->pid, __entry->oldcomm,
		__entry->newcomm, __entry->oom_score_adj)
);

#endif

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