From: Konstantin Khlebnikov <khlebnikov@parallels.com>
To: Randy Dunlap <randy.dunlap@oracle.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH] initcall: add config option for compiling initcall_debug
Date: Mon, 28 Mar 2011 11:53:24 +0400 [thread overview]
Message-ID: <4D903E74.4070303@parallels.com> (raw)
In-Reply-To: <20110327104332.6703de4c.randy.dunlap@oracle.com>
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@openvz.org>
>> ---
>> 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 ***
next prev parent reply other threads:[~2011-03-28 7:53 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-27 11:55 [PATCH] initcall: add config option for compiling initcall_debug Konstantin Khlebnikov
2011-03-27 17:43 ` Randy Dunlap
2011-03-28 7:53 ` Konstantin Khlebnikov [this message]
2011-03-28 7:51 ` [PATCH v2 typo-fixed] " Konstantin Khlebnikov
2011-03-29 22:57 ` Andrew Morton
2011-03-30 22:31 ` Rafael J. Wysocki
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