1 /* SPDX-License-Identifier: GPL-2.0 */
2 #undef TRACE_SYSTEM
3 #define TRACE_SYSTEM context_tracking
4
5 #if !defined(_TRACE_CONTEXT_TRACKING_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define _TRACE_CONTEXT_TRACKING_H
7
8 #include <linux/tracepoint.h>
9
10 DECLARE_EVENT_CLASS(context_tracking_user,
11
12 TP_PROTO(int dummy),
13
14 TP_ARGS(dummy),
15
16 TP_STRUCT__entry(
17 __field( int, dummy )
18 ),
19
20 TP_fast_assign(
21 __entry->dummy = dummy;
22 ),
23
24 TP_printk("%s", "")
25 );
26
27 /**
28 * user_enter - called when the kernel resumes to userspace
29 * @dummy: dummy arg to make trace event macro happy
30 *
31 * This event occurs when the kernel resumes to userspace after
32 * an exception or a syscall.
33 */
34 DEFINE_EVENT(context_tracking_user, user_enter,
35
36 TP_PROTO(int dummy),
37
38 TP_ARGS(dummy)
39 );
40
41 /**
42 * user_exit - called when userspace enters the kernel
43 * @dummy: dummy arg to make trace event macro happy
44 *
45 * This event occurs when userspace enters the kernel through
46 * an exception or a syscall.
47 */
48 DEFINE_EVENT(context_tracking_user, user_exit,
49
50 TP_PROTO(int dummy),
51
52 TP_ARGS(dummy)
53 );
54
55
56 #endif /* _TRACE_CONTEXT_TRACKING_H */
57
58 /* This part must be outside protection */
59 #include <trace/define_trace.h>