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[PATCH 08/18] lockdep: Provide config option for enabling lock tracepoints

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From: Jan Kara
Subject: [PATCH 08/18] lockdep: Provide config option for enabling lock tracepoints
Date: Monday, March 22, 2010 - 5:32 pm

CC: Peter Zijlstra <peterz@infradead.org>
CC: Ingo Molnar <mingo@redhat.com>
Signed-off-by: Jan Kara <jack@suse.cz>
---
 include/trace/events/lock.h |    2 ++
 kernel/trace/Kconfig        |    9 +++++++++
 2 files changed, 11 insertions(+), 0 deletions(-)

diff --git a/include/trace/events/lock.h b/include/trace/events/lock.h
index 5c1dcfc..a1836e5 100644
--- a/include/trace/events/lock.h
+++ b/include/trace/events/lock.h
@@ -1,5 +1,7 @@
 #undef TRACE_SYSTEM
+#undef TRACE_CONFIG
 #define TRACE_SYSTEM lock
+#define TRACE_CONFIG CONFIG_LOCK_TRACER
 
 #if !defined(_TRACE_LOCK_H) || defined(TRACE_HEADER_MULTI_READ)
 #define _TRACE_LOCK_H
diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig
index e696314..ac63423 100644
--- a/kernel/trace/Kconfig
+++ b/kernel/trace/Kconfig
@@ -402,6 +402,15 @@ config KMEMTRACE
 
 	  If unsure, say N.
 
+config LOCK_TRACER
+	bool "Trace lock operations"
+	depends on LOCKDEP
+	select GENERIC_TRACER
+	help
+	  Provide trace points for acquisition and release of locks.
+
+	  If unsure, say N
+
 config WORKQUEUE_TRACER
 	bool "Trace workqueues"
 	select GENERIC_TRACER
-- 
1.6.4.2

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Messages in current thread:
[PATCH 0/18] Allow different tracers to be compiled indepe ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 01/18] trace: Allow &lt;linux/tracepoint.h&gt; to create ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 02/18] block: Generate blktrace trace points only i ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 03/18] mm: Generate kmemtrace trace points only if ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 04/18] mac80211: Generate trace points only if api ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 05/18] workqueue: Generate trace points only when w ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 06/18] sched: Generate trace points only if schedul ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 08/18] lockdep: Provide config option for enabling ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 09/18] module: Provide config option to enable trac ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 10/18] gfs2: Provide config option for enabling tra ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 11/18] i915: Provide config option for enabling tra ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 12/18] timer: Provide config option for enabling ti ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 13/18] acpi: Provide config option to enable power ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 16/18] Generate empty tracepoints if syscall tracin ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 17/18] kvm: Provide config option for enabling KVM ..., Jan Kara, (Mon Mar 22, 5:32 pm)
[PATCH 18/18] Create config option for enabling IRQ tracep ..., Jan Kara, (Mon Mar 22, 5:32 pm)
Re: [PATCH 0/18] Allow different tracers to be compiled in ..., Frederic Weisbecker, (Mon Mar 22, 6:04 pm)
Re: [PATCH 01/18] trace: Allow &lt;linux/tracepoint.h&gt; to cre ..., Steven Rostedt, (Mon Mar 22, 6:06 pm)
Re: [PATCH 06/18] sched: Generate trace points only if sch ..., Frederic Weisbecker, (Mon Mar 22, 6:07 pm)
Re: [PATCH 04/18] mac80211: Generate trace points only if ..., Johannes Berg, (Mon Mar 22, 6:11 pm)
Re: [PATCH 12/18] timer: Provide config option for enablin ..., Thomas Gleixner, (Mon Mar 22, 7:01 pm)
Re: [PATCH 12/18] timer: Provide config option for enablin ..., Steven Rostedt, (Mon Mar 22, 8:01 pm)
Re: [PATCH 0/18] Allow different tracers to be compiled in ..., Theodore Tso, (Mon Mar 22, 8:34 pm)
Re: [PATCH 0/18] Allow different tracers to be compiled in ..., Ingo Molnar, (Tue Mar 23, 1:05 am)
Re: [PATCH 11/18] i915: Provide config option for enabling ..., Chris Wilson, (Tue Mar 23, 1:42 am)
Re: [Cluster-devel] [PATCH 10/18] gfs2: Provide config opt ..., Steven Whitehouse, (Tue Mar 23, 5:01 am)
Re: [PATCH 0/18] Allow different tracers to be compiled in ..., Mathieu Desnoyers, (Tue Mar 23, 5:27 am)
Re: [PATCH 0/18] Allow different tracers to be compiled in ..., Steven Rostedt, (Tue Mar 23, 6:18 am)
Re: [PATCH 06/18] sched: Generate trace points only if sch ..., Steven Rostedt, (Tue Mar 23, 4:52 pm)
Re: [PATCH 04/18] mac80211: Generate trace points only if ..., Steven Rostedt, (Tue Mar 23, 4:54 pm)
Re: [Cluster-devel] [PATCH 10/18] gfs2: Provide config opt ..., Steven Rostedt, (Tue Mar 23, 4:56 pm)
Re: [PATCH 06/18] sched: Generate trace points only if sch ..., Frederic Weisbecker, (Tue Mar 23, 5:31 pm)
Re: [Cluster-devel] [PATCH 10/18] gfs2: Provide config opt ..., Steven Whitehouse, (Wed Mar 24, 4:20 am)
Re: [Cluster-devel] [PATCH 10/18] gfs2: Provide config opt ..., Steven Rostedt, (Wed Mar 24, 5:09 am)
Re: [PATCH 0/18] Allow different tracers to be compiled in ..., Jan Kara, (Thu Mar 25, 5:20 pm)
Re: [PATCH 01/18] trace: Allow &lt;linux/tracepoint.h&gt; to cre ..., Jan Kara, (Thu Mar 25, 6:30 pm)
Re: [PATCH 0/18] Allow different tracers to be compiled in ..., Frederic Weisbecker, (Fri Mar 26, 12:09 pm)