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tracing/lockdep: convert lockdep to use TRACE_EVENT macro 

The TRACE_FORMAT will soon be deprecated. This patch converts it to
the TRACE_EVENT macro.

Note, this change should also speed up the tracing.

[ Impact: remove a user of deprecated TRACE_FORMAT ]

Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
This commit is contained in:
Steven Rostedt 2009-04-24 11:05:52 -04:00 committed by Steven Rostedt
parent 334d4169a6
commit 39517091f8
1 changed files with 47 additions and 11 deletions
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58
include/trace/events/lockdep.h
View File

@ -9,28 +9,64 @@
#ifdef CONFIG_LOCKDEP
TRACE_FORMAT(lock_acquire,
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_FMT("%s%s%s", trylock ? "try " : "",
read ? "read " : "", lock->name)
);
TRACE_FORMAT(lock_release,
TP_ARGS(lock, subclass, trylock, read, check, next_lock, ip),
TP_STRUCT__entry(
__field(unsigned int, flags)
__string(name, lock->name)
),
TP_fast_assign(
__entry->flags = (trylock ? 1 : 0) | (read ? 2 : 0);
__assign_str(name, lock->name);
),
TP_printk("%s%s%s", (__entry->flags & 1) ? "try " : "",
(__entry->flags & 2) ? "read " : "",
__get_str(name))
);
TRACE_EVENT(lock_release,
TP_PROTO(struct lockdep_map *lock, int nested, unsigned long ip),
TP_ARGS(lock, nested, ip),
TP_FMT("%s", lock->name)
);
TP_STRUCT__entry(
__string(name, lock->name)
),
TP_fast_assign(
__assign_str(name, lock->name);
),
TP_printk("%s", __get_str(name))
);
#ifdef CONFIG_LOCK_STAT
TRACE_FORMAT(lock_contended,
TRACE_EVENT(lock_contended,
TP_PROTO(struct lockdep_map *lock, unsigned long ip),
TP_ARGS(lock, ip),
TP_FMT("%s", lock->name)
);
TP_STRUCT__entry(
__string(name, lock->name)
),
TP_fast_assign(
__assign_str(name, lock->name);
),
TP_printk("%s", __get_str(name))
);
TRACE_EVENT(lock_acquired,
TP_PROTO(struct lockdep_map *lock, unsigned long ip, s64 waittime),