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| author | Luka Perkov <luka@openwrt.org> | 2013-12-09 11:30:16 +0000 |
|---|---|---|
| committer | Luka Perkov <luka@openwrt.org> | 2013-12-09 11:30:16 +0000 |
| commit | ef5e13325ef7e4bf9f720ae89433dff8769c3781 (patch) | |
| tree | 6a67f1123f6041c6a5bdb46dc436d7a411ca6166 | |
| parent | 3ceb6b3274d75fb5dc05b9eb42f2a98ee445f122 (diff) | |
| download | mtk-20170518-ef5e13325ef7e4bf9f720ae89433dff8769c3781.zip mtk-20170518-ef5e13325ef7e4bf9f720ae89433dff8769c3781.tar.gz mtk-20170518-ef5e13325ef7e4bf9f720ae89433dff8769c3781.tar.bz2 | |
config: add KERNEL_DYNAMIC_DEBUG option
Useful when debugging kernel which uses this infrastructure, for
example ubi/ubifs.
Signed-off-by: Luka Perkov <luka@openwrt.org>
SVN-Revision: 39007
| -rw-r--r-- | config/Config-kernel.in | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/config/Config-kernel.in b/config/Config-kernel.in index d5b565e..3347254 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 |