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