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

// SPDX-FileCopyrightText: 2012 Paul Woegerer <paul_woegerer@mentor.com>
//
// 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-FileCopyrightText: 2012 Paul Woegerer <paul_woegerer@mentor.com>
	2	//
	3	// SPDX-License-Identifier: GPL-2.0-only
	4
	5	#undef TRACE_SYSTEM
	6	#define TRACE_SYSTEM lock
	7
	8	#if !defined(LTTNG_TRACE_LOCK_H) \|\| defined(TRACE_HEADER_MULTI_READ)
	9	#define LTTNG_TRACE_LOCK_H
	10
	11	#include <linux/lockdep.h>
	12	#include <lttng/tracepoint-event.h>
	13
	14	#ifdef CONFIG_LOCKDEP
	15
	16	LTTNG_TRACEPOINT_EVENT(lock_acquire,
	17
	18	TP_PROTO(struct lockdep_map *lock, unsigned int subclass,
	19	int trylock, int read, int check,
	20	struct lockdep_map *next_lock, unsigned long ip),
	21
	22	TP_ARGS(lock, subclass, trylock, read, check, next_lock, ip),
	23
	24	TP_FIELDS(
	25	ctf_integer(unsigned int, flags, (trylock ? 1 : 0) \| (read ? 2 : 0))
	26	ctf_string(name, lock->name)
	27	ctf_integer_hex(void *, lockdep_addr, lock)
	28	)
	29	)
	30
	31	LTTNG_TRACEPOINT_EVENT_CLASS(lock,
	32
	33	TP_PROTO(struct lockdep_map *lock, unsigned long ip),
	34
	35	TP_ARGS(lock, ip),
	36
	37	TP_FIELDS(
	38	ctf_string(name, lock->name)
	39	ctf_integer_hex(void *, lockdep_addr, lock)
	40	)
	41	)
	42
	43	LTTNG_TRACEPOINT_EVENT_INSTANCE(lock, lock_release,
	44
	45	TP_PROTO(struct lockdep_map *lock, unsigned long ip),
	46
	47	TP_ARGS(lock, ip)
	48	)
	49
	50	#ifdef CONFIG_LOCK_STAT
	51
	52	LTTNG_TRACEPOINT_EVENT_INSTANCE(lock, lock_contended,
	53
	54	TP_PROTO(struct lockdep_map *lock, unsigned long ip),
	55
	56	TP_ARGS(lock, ip)
	57	)
	58
	59	LTTNG_TRACEPOINT_EVENT_INSTANCE(lock, lock_acquired,
	60
	61	TP_PROTO(struct lockdep_map *lock, unsigned long ip),
	62
	63	TP_ARGS(lock, ip)
	64	)
	65
	66	#endif /* CONFIG_LOCK_STAT */
	67
	68	#endif /* CONFIG_LOCKDEP */
	69
	70	#endif /* LTTNG_TRACE_LOCK_H */
	71
	72	/* This part must be outside protection */
	73	#include <lttng/define_trace.h>