linux-kernel - [PATCH] tracing: fix TRACE_EVENT power tracepoint creation (v2)

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Date:	Thu, 28 Oct 2010 11:31:17 -0400
From:	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>
To:	Arjan van de Ven <arjan@...ux.intel.com>,
	Steven Rostedt <rostedt@...dmis.org>
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH] tracing: fix TRACE_EVENT power tracepoint creation (v2)

DEFINE_TRACE should also exist when CONFIG_EVENT_TRACING=n. Otherwise, setting
only TRACEPOINTS=y is broken.

Changelog since v1:
- Only change the makefiles, as required.
- Patch based on 2.6.36 mainline kernel.

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@...icios.com>
CC: Arjan van de Ven <arjan@...ux.intel.com>
CC: Steven Rostedt <rostedt@...dmis.org>
---
 kernel/Makefile       |    1 +
 kernel/trace/Makefile |    2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

Index: linux-2.6-lttng/kernel/Makefile
===================================================================
--- linux-2.6-lttng.orig/kernel/Makefile
+++ linux-2.6-lttng/kernel/Makefile
@@ -99,6 +99,7 @@ obj-$(CONFIG_FUNCTION_TRACER) += trace/
 obj-$(CONFIG_TRACING) += trace/
 obj-$(CONFIG_X86_DS) += trace/
 obj-$(CONFIG_RING_BUFFER) += trace/
+obj-$(CONFIG_TRACEPOINTS) += trace/
 obj-$(CONFIG_SMP) += sched_cpupri.o
 obj-$(CONFIG_PERF_EVENTS) += perf_event.o
 obj-$(CONFIG_HAVE_HW_BREAKPOINT) += hw_breakpoint.o
Index: linux-2.6-lttng/kernel/trace/Makefile
===================================================================
--- linux-2.6-lttng.orig/kernel/trace/Makefile
+++ linux-2.6-lttng/kernel/trace/Makefile
@@ -52,7 +52,7 @@ obj-$(CONFIG_EVENT_TRACING) += trace_eve
 endif
 obj-$(CONFIG_EVENT_TRACING) += trace_events_filter.o
 obj-$(CONFIG_KPROBE_EVENT) += trace_kprobe.o
-obj-$(CONFIG_EVENT_TRACING) += power-traces.o
+obj-$(CONFIG_TRACEPOINTS) += power-traces.o
 ifeq ($(CONFIG_TRACING),y)
 obj-$(CONFIG_KGDB_KDB) += trace_kdb.o
 endif
-- 
Mathieu Desnoyers
Operating System Efficiency R&D Consultant
EfficiOS Inc.
http://www.efficios.com
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