From ddd70280bf0e92ad81a9526971409603fba21679 Mon Sep 17 00:00:00 2001 From: Tal Shorer Date: Sat, 1 Aug 2015 15:27:58 +0300 Subject: tracing: gpio: Add Kconfig option for enabling/disabling trace events 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 Signed-off-by: Tal Shorer Signed-off-by: Steven Rostedt diff --git a/include/trace/events/gpio.h b/include/trace/events/gpio.h index 927a8ad..2da73b9 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 1153c43..8d6363f 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 -- cgit v0.10.2