Re: [PATCH] initcall: add config option for compiling initcall_debug

[Konstantin Khlebnikov]

Randy Dunlap wrote:
> On Sun, 27 Mar 2011 15:55:06 +0400 Konstantin Khlebnikov wrote:
>
> > Add bool config option CONFIG_INITCALL_DEBUG for compiling initcalls debuging,
> > make it on by default to keep current behaviour.
>
> Typo fixes only:

Ok, thanks.

> > Signed-off-by: Konstantin Khlebnikov<khlebnikov@xxxxxxxxxx>
> > ---
> >   Documentation/kernel-parameters.txt |    2 +-
> >   include/linux/init.h                |    4 ++++
> >   init/main.c                         |    2 ++
> >   kernel/async.c                      |    4 +---
> >   lib/Kconfig.debug                   |    7 +++++++
> >   5 files changed, 15 insertions(+), 4 deletions(-)
> >
> > diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
> > index c357a31..ea3843a 100644
> > --- a/Documentation/kernel-parameters.txt
> > +++ b/Documentation/kernel-parameters.txt
> > @@ -970,7 +970,7 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
> >
> >   	initcall_debug	[KNL] Trace initcalls as they are executed.  Useful
> >   			for working out where the kernel is dying during
> > -			startup.
> > +			startup. This depend on CONFIG_INITCALL_DEBUG option.
>
> 			depends on the CONFIG_INITCALL_DEBUG option.
>
> >   	initrd=		[BOOT] Specify the location of the initial ramdisk
>
>
> > diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
> > index df9234c..ebc1357 100644
> > --- a/lib/Kconfig.debug
> > +++ b/lib/Kconfig.debug
> > @@ -807,6 +807,13 @@ config DEBUG_CREDENTIALS
> >
> >   	  If unsure, say N.
> >
> > +config INITCALL_DEBUG
> > +	bool "Debug kernel initcalls"
> > +	default y
> > +	help
> > +	  This build option allow you trace initcalls after
>
> 	allows you to trace initcalls by
>
> > +	  adding "initcall_debug" to kernel command line.
>
> 	to the kernel command line.
>
> > +
> >   #
> >   # Select this config option from the architecture Kconfig, if it
> >   # it is preferred to always offer frame pointers as a config
>
>
> ---
> ~Randy
> *** Remember to use Documentation/SubmitChecklist when testing your code ***

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