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/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM lock
#if !defined(_TRACE_LOCK_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_LOCK_H
#include <linux/lockdep.h>
#include <linux/tracepoint.h>
#ifdef CONFIG_LOCKDEP
TRACE_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_STRUCT__entry(
__field(unsigned int, flags)
__string(name, lock->name)
__field(void *, lockdep_addr)
),
TP_fast_assign(
__entry->flags = (trylock ? 1 : 0) | (read ? 2 : 0);
__assign_str(name, lock->name);
__entry->lockdep_addr = lock;
),
TP_printk("%p %s%s%s", __entry->lockdep_addr,
(__entry->flags & 1) ? "try " : "",
(__entry->flags & 2) ? "read " : "",
__get_str(name))
);
DECLARE_EVENT_CLASS(lock,
TP_PROTO(struct lockdep_map *lock, unsigned long ip),
TP_ARGS(lock, ip),
TP_STRUCT__entry(
__string( name, lock->name )
__field( void *, lockdep_addr )
),
TP_fast_assign(
__assign_str(name, lock->name);
__entry->lockdep_addr = lock;
),
TP_printk("%p %s", __entry->lockdep_addr, __get_str(name))
);
DEFINE_EVENT(lock, lock_release,
TP_PROTO(struct lockdep_map *lock, unsigned long ip),
TP_ARGS(lock, ip)
);
#ifdef CONFIG_LOCK_STAT
DEFINE_EVENT(lock, lock_contended,
TP_PROTO(struct lockdep_map *lock, unsigned long ip),
TP_ARGS(lock, ip)
);
DEFINE_EVENT(lock, lock_acquired,
TP_PROTO(struct lockdep_map *lock, unsigned long ip),
TP_ARGS(lock, ip)
);
#endif
#endif
#endif /* _TRACE_LOCK_H */
/* This part must be outside protection */
#include <trace/define_trace.h>