1/* SPDX-License-Identifier: GPL-2.0 */
2#undef TRACE_SYSTEM
3#define TRACE_SYSTEM notifier
4
5#if !defined(_TRACE_NOTIFIERS_H) || defined(TRACE_HEADER_MULTI_READ)
6#define _TRACE_NOTIFIERS_H
7
8#include <linux/tracepoint.h>
9
10DECLARE_EVENT_CLASS(notifier_info,
11
12 TP_PROTO(void *cb),
13
14 TP_ARGS(cb),
15
16 TP_STRUCT__entry(
17 __field(void *, cb)
18 ),
19
20 TP_fast_assign(
21 __entry->cb = cb;
22 ),
23
24 TP_printk("%ps", __entry->cb)
25);
26
27/*
28 * notifier_register - called upon notifier callback registration
29 *
30 * @cb: callback pointer
31 *
32 */
33DEFINE_EVENT(notifier_info, notifier_register,
34
35 TP_PROTO(void *cb),
36
37 TP_ARGS(cb)
38);
39
40/*
41 * notifier_unregister - called upon notifier callback unregistration
42 *
43 * @cb: callback pointer
44 *
45 */
46DEFINE_EVENT(notifier_info, notifier_unregister,
47
48 TP_PROTO(void *cb),
49
50 TP_ARGS(cb)
51);
52
53/*
54 * notifier_run - called upon notifier callback execution
55 *
56 * @cb: callback pointer
57 *
58 */
59DEFINE_EVENT(notifier_info, notifier_run,
60
61 TP_PROTO(void *cb),
62
63 TP_ARGS(cb)
64);
65
66#endif /* _TRACE_NOTIFIERS_H */
67
68/* This part must be outside protection */
69#include <trace/define_trace.h>
70