[lttng-modules.git] / include / instrumentation / events / lttng-module / lock.h

/* SPDX-License-Identifier: GPL-2.0-only */

#undef TRACE_SYSTEM
#define TRACE_SYSTEM lock

#if !defined(LTTNG_TRACE_LOCK_H) || defined(TRACE_HEADER_MULTI_READ)
#define LTTNG_TRACE_LOCK_H

#include <linux/lockdep.h>
#include <lttng/tracepoint-event.h>

#ifdef CONFIG_LOCKDEP

LTTNG_TRACEPOINT_EVENT(lock_acquire,

	TP_PROTO(struct lockdep_map *lock, unsigned int subclass,
		int trylock, int read, int check,
		struct lockdep_map *next_lock, unsigned long ip),

	TP_ARGS(lock, subclass, trylock, read, check, next_lock, ip),

	TP_FIELDS(
		ctf_integer(unsigned int, flags, (trylock ? 1 : 0) | (read ? 2 : 0))
		ctf_string(name, lock->name)
		ctf_integer_hex(void *, lockdep_addr, lock)
	)
)

LTTNG_TRACEPOINT_EVENT_CLASS(lock,

	TP_PROTO(struct lockdep_map *lock, unsigned long ip),

	TP_ARGS(lock, ip),

	TP_FIELDS(
		ctf_string(name, lock->name)
		ctf_integer_hex(void *, lockdep_addr, lock)
	)
)

LTTNG_TRACEPOINT_EVENT_INSTANCE(lock, lock_release,

	TP_PROTO(struct lockdep_map *lock, unsigned long ip),

	TP_ARGS(lock, ip)
)

#ifdef CONFIG_LOCK_STAT

LTTNG_TRACEPOINT_EVENT_INSTANCE(lock, lock_contended,

	TP_PROTO(struct lockdep_map *lock, unsigned long ip),

	TP_ARGS(lock, ip)
)

LTTNG_TRACEPOINT_EVENT_INSTANCE(lock, lock_acquired,

	TP_PROTO(struct lockdep_map *lock, unsigned long ip),

	TP_ARGS(lock, ip)
)

#endif /* CONFIG_LOCK_STAT */

#endif /* CONFIG_LOCKDEP */

#endif /* LTTNG_TRACE_LOCK_H */

/* This part must be outside protection */
#include <lttng/define_trace.h>
Commit	Line	Data
	1	/* SPDX-License-Identifier: GPL-2.0-only */
	2
	3	#undef TRACE_SYSTEM
	4	#define TRACE_SYSTEM lock
	5
	6	#if !defined(LTTNG_TRACE_LOCK_H) \|\| defined(TRACE_HEADER_MULTI_READ)
	7	#define LTTNG_TRACE_LOCK_H
	8
	9	#include <linux/lockdep.h>
	10	#include <lttng/tracepoint-event.h>
	11
	12	#ifdef CONFIG_LOCKDEP
	13
	14	LTTNG_TRACEPOINT_EVENT(lock_acquire,
	15
	16	TP_PROTO(struct lockdep_map *lock, unsigned int subclass,
	17	int trylock, int read, int check,
	18	struct lockdep_map *next_lock, unsigned long ip),
	19
	20	TP_ARGS(lock, subclass, trylock, read, check, next_lock, ip),
	21
	22	TP_FIELDS(
	23	ctf_integer(unsigned int, flags, (trylock ? 1 : 0) \| (read ? 2 : 0))
	24	ctf_string(name, lock->name)
	25	ctf_integer_hex(void *, lockdep_addr, lock)
	26	)
	27	)
	28
	29	LTTNG_TRACEPOINT_EVENT_CLASS(lock,
	30
	31	TP_PROTO(struct lockdep_map *lock, unsigned long ip),
	32
	33	TP_ARGS(lock, ip),
	34
	35	TP_FIELDS(
	36	ctf_string(name, lock->name)
	37	ctf_integer_hex(void *, lockdep_addr, lock)
	38	)
	39	)
	40
	41	LTTNG_TRACEPOINT_EVENT_INSTANCE(lock, lock_release,
	42
	43	TP_PROTO(struct lockdep_map *lock, unsigned long ip),
	44
	45	TP_ARGS(lock, ip)
	46	)
	47
	48	#ifdef CONFIG_LOCK_STAT
	49
	50	LTTNG_TRACEPOINT_EVENT_INSTANCE(lock, lock_contended,
	51
	52	TP_PROTO(struct lockdep_map *lock, unsigned long ip),
	53
	54	TP_ARGS(lock, ip)
	55	)
	56
	57	LTTNG_TRACEPOINT_EVENT_INSTANCE(lock, lock_acquired,
	58
	59	TP_PROTO(struct lockdep_map *lock, unsigned long ip),
	60
	61	TP_ARGS(lock, ip)
	62	)
	63
	64	#endif /* CONFIG_LOCK_STAT */
	65
	66	#endif /* CONFIG_LOCKDEP */
	67
	68	#endif /* LTTNG_TRACE_LOCK_H */
	69
	70	/* This part must be outside protection */
	71	#include <lttng/define_trace.h>