1 /* SPDX-License-Identifier: GPL-2.0 */
2 #undef TRACE_SYSTEM
3 #define TRACE_SYSTEM task
4
5 #if !defined(_TRACE_TASK_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define _TRACE_TASK_H
7 #include <linux/tracepoint.h>
8
9 TRACE_EVENT(task_newtask,
10
11 TP_PROTO(struct task_struct *task, unsigned long clone_flags),
12
13 TP_ARGS(task, clone_flags),
14
15 TP_STRUCT__entry(
16 __field( pid_t, pid)
17 __array( char, comm, TASK_COMM_LEN)
18 __field( unsigned long, clone_flags)
19 __field( short, oom_score_adj)
20 ),
21
22 TP_fast_assign(
23 __entry->pid = task->pid;
24 memcpy(__entry->comm, task->comm, TASK_COMM_LEN);
25 __entry->clone_flags = clone_flags;
26 __entry->oom_score_adj = task->signal->oom_score_adj;
27 ),
28
29 TP_printk("pid=%d comm=%s clone_flags=%lx oom_score_adj=%hd",
30 __entry->pid, __entry->comm,
31 __entry->clone_flags, __entry->oom_score_adj)
32 );
33
34 TRACE_EVENT(task_rename,
35
36 TP_PROTO(struct task_struct *task, const char *comm),
37
38 TP_ARGS(task, comm),
39
40 TP_STRUCT__entry(
41 __field( pid_t, pid)
42 __array( char, oldcomm, TASK_COMM_LEN)
43 __array( char, newcomm, TASK_COMM_LEN)
44 __field( short, oom_score_adj)
45 ),
46
47 TP_fast_assign(
48 __entry->pid = task->pid;
49 memcpy(entry->oldcomm, task->comm, TASK_COMM_LEN);
50 strscpy(entry->newcomm, comm, TASK_COMM_LEN);
51 __entry->oom_score_adj = task->signal->oom_score_adj;
52 ),
53
54 TP_printk("pid=%d oldcomm=%s newcomm=%s oom_score_adj=%hd",
55 __entry->pid, __entry->oldcomm,
56 __entry->newcomm, __entry->oom_score_adj)
57 );
58
59 #endif
60
61 /* This part must be outside protection */
62 #include <trace/define_trace.h>
63
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