From: Steven Rostedt <rostedt@goodmis.org>
To: linux-kernel@vger.kernel.org
Cc: Ingo Molnar <mingo@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Linus Walleij <linus.walleij@linaro.org>,
Tal Shorer <tal.shorer@gmail.com>
Subject: [for-next][PATCH 9/9] tracing: gpio: Add Kconfig option for enabling/disabling trace events
Date: Wed, 21 Oct 2015 09:37:33 -0400 [thread overview]
Message-ID: <20151021133749.117986252@goodmis.org> (raw)
In-Reply-To: 20151021133724.211811078@goodmis.org
[-- Attachment #1: 0009-tracing-gpio-Add-Kconfig-option-for-enabling-disabli.patch --]
[-- Type: text/plain, Size: 1361 bytes --]
From: Tal Shorer <tal.shorer@gmail.com>
Add a new options to trace Kconfig, CONFIG_TRACING_EVENTS_GPIO, that is
used for enabling/disabling compilation of gpio function trace events.
Link: http://lkml.kernel.org/r/1438432079-11704-4-git-send-email-tal.shorer@gmail.com
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Tal Shorer <tal.shorer@gmail.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
---
include/trace/events/gpio.h | 4 ++++
kernel/trace/Kconfig | 7 +++++++
2 files changed, 11 insertions(+)
diff --git a/include/trace/events/gpio.h b/include/trace/events/gpio.h
index 927a8ad9e51b..2da73b92d47e 100644
--- a/include/trace/events/gpio.h
+++ b/include/trace/events/gpio.h
@@ -1,6 +1,10 @@
#undef TRACE_SYSTEM
#define TRACE_SYSTEM gpio
+#ifndef CONFIG_TRACING_EVENTS_GPIO
+#define NOTRACE
+#endif
+
#if !defined(_TRACE_GPIO_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_GPIO_H
diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig
index 1153c43428f3..8d6363f42169 100644
--- a/kernel/trace/Kconfig
+++ b/kernel/trace/Kconfig
@@ -635,6 +635,13 @@ config TRACE_ENUM_MAP_FILE
If unsure, say N
+config TRACING_EVENTS_GPIO
+ bool "Trace gpio events"
+ depends on GPIOLIB
+ default y
+ help
+ Enable tracing events for gpio subsystem
+
endif # FTRACE
endif # TRACING_SUPPORT
--
2.6.1
prev parent reply other threads:[~2015-10-21 13:37 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-21 13:37 [for-next][PATCH 0/9] tracing: Updates for 4.4 Steven Rostedt
2015-10-21 13:37 ` [for-next][PATCH 1/9] tracing: Use kstrdup_const instead of private implementation Steven Rostedt
2015-10-21 13:37 ` [for-next][PATCH 2/9] ftrace: Remove redundant swap function Steven Rostedt
2015-10-21 13:37 ` [for-next][PATCH 3/9] ftrace: Remove redundant strsep in mod_callback Steven Rostedt
2015-10-21 13:37 ` [for-next][PATCH 4/9] ftrace: Clarify code for mod command Steven Rostedt
2015-10-21 13:37 ` [for-next][PATCH 5/9] ftrace: Introduce ftrace_glob structure Steven Rostedt
2015-10-21 13:37 ` [for-next][PATCH 6/9] ftrace: add module globbing Steven Rostedt
2015-10-21 13:37 ` [for-next][PATCH 7/9] Documentation: ftrace: Module globbing usage Steven Rostedt
2015-10-21 13:37 ` [for-next][PATCH 8/9] tracing: Allow disabling compilation of specific trace systems Steven Rostedt
2015-10-21 13:37 ` Steven Rostedt [this message]
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