#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>