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 | |