From ef5e13325ef7e4bf9f720ae89433dff8769c3781 Mon Sep 17 00:00:00 2001 From: Luka Perkov Date: Mon, 9 Dec 2013 11:30:16 +0000 Subject: [PATCH] config: add KERNEL_DYNAMIC_DEBUG option Useful when debugging kernel which uses this infrastructure, for example ubi/ubifs. Signed-off-by: Luka Perkov SVN-Revision: 39007 --- config/Config-kernel.in | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/config/Config-kernel.in b/config/Config-kernel.in index d5b565ea5e..3347254cb6 100644 --- a/config/Config-kernel.in +++ b/config/Config-kernel.in @@ -68,6 +68,18 @@ config KERNEL_DEBUG_LL help ARM low level debugging +config KERNEL_DYNAMIC_DEBUG + bool "Compile the kernel with dynamic printk" + select KERNEL_DEBUG_FS + default n + help + Compiles debug level messages into the kernel, which would not + otherwise be available at runtime. These messages can then be + enabled/disabled based on various levels of scope - per source file, + function, module, format string, and line number. This mechanism + implicitly compiles in all pr_debug() and dev_dbg() calls, which + enlarges the kernel text size by about 2%. + config KERNEL_EARLY_PRINTK bool "Compile the kernel with early printk" default n