[tip:perf/core] tracing: Rename 'lockdep' event subsystem into 'lock'

From: tip-bot for Frederic Weisbecker
Date: Fri Nov 13 2009 - 04:58:24 EST


Commit-ID: 67178767b936fb47a3a5e88097cff41ccbda7acb
Gitweb: http://git.kernel.org/tip/67178767b936fb47a3a5e88097cff41ccbda7acb
Author: Frederic Weisbecker <fweisbec@xxxxxxxxx>
AuthorDate: Fri, 13 Nov 2009 10:06:34 +0100
Committer: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Fri, 13 Nov 2009 10:48:27 +0100

tracing: Rename 'lockdep' event subsystem into 'lock'

Lockdep events subsystem gathers various locking related events
such as a request, release, contention or acquisition of a lock.

The name of this event subsystem is a bit of a misnomer since
these events are not quite related to lockdep but more generally
to locking, ie: these events are not reporting lock dependencies
or possible deadlock scenario but pure locking events.

Hence this rename.

Signed-off-by: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Acked-by: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Acked-by: Hitoshi Mitake <mitake@xxxxxxxxxxxxxxxxxxxxx>
Cc: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Cc: Mike Galbraith <efault@xxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
Cc: Li Zefan <lizf@xxxxxxxxxxxxxx>
LKML-Reference: <1258103194-843-1-git-send-email-fweisbec@xxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
include/trace/events/{lockdep.h => lock.h} | 8 ++++----
kernel/lockdep.c | 2 +-
2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/include/trace/events/lockdep.h b/include/trace/events/lock.h
similarity index 92%
rename from include/trace/events/lockdep.h
rename to include/trace/events/lock.h
index bcf1d20..a870ba1 100644
--- a/include/trace/events/lockdep.h
+++ b/include/trace/events/lock.h
@@ -1,8 +1,8 @@
#undef TRACE_SYSTEM
-#define TRACE_SYSTEM lockdep
+#define TRACE_SYSTEM lock

-#if !defined(_TRACE_LOCKDEP_H) || defined(TRACE_HEADER_MULTI_READ)
-#define _TRACE_LOCKDEP_H
+#if !defined(_TRACE_LOCK_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_LOCK_H

#include <linux/lockdep.h>
#include <linux/tracepoint.h>
@@ -90,7 +90,7 @@ TRACE_EVENT(lock_acquired,
#endif
#endif

-#endif /* _TRACE_LOCKDEP_H */
+#endif /* _TRACE_LOCK_H */

/* This part must be outside protection */
#include <trace/define_trace.h>
diff --git a/kernel/lockdep.c b/kernel/lockdep.c
index 9af5672..f5dcd36 100644
--- a/kernel/lockdep.c
+++ b/kernel/lockdep.c
@@ -49,7 +49,7 @@
#include "lockdep_internals.h"

#define CREATE_TRACE_POINTS
-#include <trace/events/lockdep.h>
+#include <trace/events/lock.h>

#ifdef CONFIG_PROVE_LOCKING
int prove_locking = 1;
--
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