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tracing: Factorize lock events in a lock class 

lock_acquired, lock_contended and lock_release now share the
same prototype and format. Let's factorize them into a lock
event class.

Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Hitoshi Mitake <mitake@dcl.info.waseda.ac.jp>
Cc: Steven Rostedt <rostedt@goodmis.org>
This commit is contained in:
Frederic Weisbecker 2010-05-08 06:36:02 +02:00
parent 9313543945
commit 2c193c7368
1 changed files with 16 additions and 34 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

50
include/trace/events/lock.h
View File

@ -35,15 +35,15 @@ TRACE_EVENT(lock_acquire,
__get_str(name))
);
TRACE_EVENT(lock_release,
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)
__string( name, lock->name )
__field( void *, lockdep_addr )
),
TP_fast_assign(
@ -51,48 +51,30 @@ TRACE_EVENT(lock_release,
__entry->lockdep_addr = lock;
),
TP_printk("%p %s",
__entry->lockdep_addr, __get_str(name))
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
TRACE_EVENT(lock_contended,
DEFINE_EVENT(lock, lock_contended,
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))
TP_ARGS(lock, ip)
);
TRACE_EVENT(lock_acquired,
DEFINE_EVENT(lock, lock_acquired,
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))
TP_ARGS(lock, ip)
);
#endif