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1/* SPDX-License-Identifier: GPL-2.0 */
2#undef TRACE_SYSTEM
3#define TRACE_SYSTEM lock
4
5#if !defined(_TRACE_LOCK_H) || defined(TRACE_HEADER_MULTI_READ)
6#define _TRACE_LOCK_H
7
8#include <linux/lockdep.h>
9#include <linux/tracepoint.h>
10
11#ifdef CONFIG_LOCKDEP
12
13TRACE_EVENT(lock_acquire,
14
15 TP_PROTO(struct lockdep_map *lock, unsigned int subclass,
16 int trylock, int read, int check,
17 struct lockdep_map *next_lock, unsigned long ip),
18
19 TP_ARGS(lock, subclass, trylock, read, check, next_lock, ip),
20
21 TP_STRUCT__entry(
22 __field(unsigned int, flags)
23 __string(name, lock->name)
24 __field(void *, lockdep_addr)
25 ),
26
27 TP_fast_assign(
28 __entry->flags = (trylock ? 1 : 0) | (read ? 2 : 0);
29 __assign_str(name, lock->name);
30 __entry->lockdep_addr = lock;
31 ),
32
33 TP_printk("%p %s%s%s", __entry->lockdep_addr,
34 (__entry->flags & 1) ? "try " : "",
35 (__entry->flags & 2) ? "read " : "",
36 __get_str(name))
37);
38
39DECLARE_EVENT_CLASS(lock,
40
41 TP_PROTO(struct lockdep_map *lock, unsigned long ip),
42
43 TP_ARGS(lock, ip),
44
45 TP_STRUCT__entry(
46 __string( name, lock->name )
47 __field( void *, lockdep_addr )
48 ),
49
50 TP_fast_assign(
51 __assign_str(name, lock->name);
52 __entry->lockdep_addr = lock;
53 ),
54
55 TP_printk("%p %s", __entry->lockdep_addr, __get_str(name))
56);
57
58DEFINE_EVENT(lock, lock_release,
59
60 TP_PROTO(struct lockdep_map *lock, unsigned long ip),
61
62 TP_ARGS(lock, ip)
63);
64
65#ifdef CONFIG_LOCK_STAT
66
67DEFINE_EVENT(lock, lock_contended,
68
69 TP_PROTO(struct lockdep_map *lock, unsigned long ip),
70
71 TP_ARGS(lock, ip)
72);
73
74DEFINE_EVENT(lock, lock_acquired,
75
76 TP_PROTO(struct lockdep_map *lock, unsigned long ip),
77
78 TP_ARGS(lock, ip)
79);
80
81#endif
82#endif
83
84#endif /* _TRACE_LOCK_H */
85
86/* This part must be outside protection */
87#include <trace/define_trace.h>
1/* SPDX-License-Identifier: GPL-2.0 */
2#undef TRACE_SYSTEM
3#define TRACE_SYSTEM lock
4
5#if !defined(_TRACE_LOCK_H) || defined(TRACE_HEADER_MULTI_READ)
6#define _TRACE_LOCK_H
7
8#include <linux/lockdep.h>
9#include <linux/tracepoint.h>
10
11#ifdef CONFIG_LOCKDEP
12
13TRACE_EVENT(lock_acquire,
14
15 TP_PROTO(struct lockdep_map *lock, unsigned int subclass,
16 int trylock, int read, int check,
17 struct lockdep_map *next_lock, unsigned long ip),
18
19 TP_ARGS(lock, subclass, trylock, read, check, next_lock, ip),
20
21 TP_STRUCT__entry(
22 __field(unsigned int, flags)
23 __string(name, lock->name)
24 __field(void *, lockdep_addr)
25 ),
26
27 TP_fast_assign(
28 __entry->flags = (trylock ? 1 : 0) | (read ? 2 : 0);
29 __assign_str(name, lock->name);
30 __entry->lockdep_addr = lock;
31 ),
32
33 TP_printk("%p %s%s%s", __entry->lockdep_addr,
34 (__entry->flags & 1) ? "try " : "",
35 (__entry->flags & 2) ? "read " : "",
36 __get_str(name))
37);
38
39DECLARE_EVENT_CLASS(lock,
40
41 TP_PROTO(struct lockdep_map *lock, unsigned long ip),
42
43 TP_ARGS(lock, ip),
44
45 TP_STRUCT__entry(
46 __string( name, lock->name )
47 __field( void *, lockdep_addr )
48 ),
49
50 TP_fast_assign(
51 __assign_str(name, lock->name);
52 __entry->lockdep_addr = lock;
53 ),
54
55 TP_printk("%p %s", __entry->lockdep_addr, __get_str(name))
56);
57
58DEFINE_EVENT(lock, lock_release,
59
60 TP_PROTO(struct lockdep_map *lock, unsigned long ip),
61
62 TP_ARGS(lock, ip)
63);
64
65#ifdef CONFIG_LOCK_STAT
66
67DEFINE_EVENT(lock, lock_contended,
68
69 TP_PROTO(struct lockdep_map *lock, unsigned long ip),
70
71 TP_ARGS(lock, ip)
72);
73
74DEFINE_EVENT(lock, lock_acquired,
75
76 TP_PROTO(struct lockdep_map *lock, unsigned long ip),
77
78 TP_ARGS(lock, ip)
79);
80
81#endif
82#endif
83
84#endif /* _TRACE_LOCK_H */
85
86/* This part must be outside protection */
87#include <trace/define_trace.h>