From: Tal Shorer <tal.shorer@gmail.com>
To: rostedt@goodmis.org, mingo@redhat.com
Cc: linux-kernel@vger.kernel.org, Tal Shorer <tal.shorer@gmail.com>
Subject: [Patch RFC 2/2] tracing: gpio: add Kconfig option for enabling/disabling trace events
Date: Sun, 14 Jun 2015 00:00:12 +0300 [thread overview]
Message-ID: <1434229212-3168-3-git-send-email-tal.shorer@gmail.com> (raw)
In-Reply-To: <1434229212-3168-1-git-send-email-tal.shorer@gmail.com>
Add a new options to gpio Kconfig, CONFIG_GPIO_TRACING, that is used
for enabling/disabling compilation of gpio function trace events.
Signed-off-by: Tal Shorer <tal.shorer@gmail.com>
---
drivers/gpio/Kconfig | 6 ++++++
include/trace/events/gpio.h | 4 ++++
2 files changed, 10 insertions(+)
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index caefe80..1480a22 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -88,6 +88,12 @@ config GPIO_SYSFS
config GPIO_GENERIC
tristate
+config GPIO_TRACING
+ bool "gpio tracing"
+ depends on TRACING
+ help
+ Enable tracing for gpio subsystem
+
# put drivers in the right section, in alphabetical order
# This symbol is selected by both I2C and SPI expanders
diff --git a/include/trace/events/gpio.h b/include/trace/events/gpio.h
index 927a8ad..09af636 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_GPIO_TRACING
+#define NOTRACE
+#endif
+
#if !defined(_TRACE_GPIO_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_GPIO_H
--
2.2.2
next prev parent reply other threads:[~2015-06-13 21:01 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-13 21:00 [Patch RFC 0/2] tracing: allow disabling compilation of specific trace systems Tal Shorer
2015-06-13 21:00 ` [Patch RFC 1/2] " Tal Shorer
2015-06-13 21:00 ` Tal Shorer [this message]
-- strict thread matches above, loose matches on Subject: below --
2015-06-20 20:21 [Patch RFC 0/2] " Tal Shorer
2015-06-20 20:21 ` [Patch RFC 2/2] tracing: gpio: add Kconfig option for enabling/disabling trace events Tal Shorer
2015-06-08 19:04 [Patch RFC 0/2] tracing: allow disabling compilation of specific trace systems Tal Shorer
2015-06-08 19:04 ` [Patch RFC 2/2] tracing: gpio: add Kconfig option for enabling/disabling trace events Tal Shorer
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