linux-kernel - Re: [PATCH] Dump stack during sysctl registration failure

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Message-ID: <m1r6jfrht4.fsf@ebiederm.dsl.xmission.com>
Date:	Sat, 27 Oct 2007 22:20:39 -0600
From:	ebiederm@...ssion.com (Eric W. Biederman)
To:	Alexey Dobriyan <adobriyan@...il.com>
Cc:	Mikael Pettersson <mikpe@...uu.se>, akpm@...l.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Dump stack during sysctl registration failure

Alexey Dobriyan <adobriyan@...il.com> writes:

> On Sat, Oct 27, 2007 at 10:34:53PM +0400,  wrote:
>> --- a/arch/powerpc/kernel/idle.c
>> +++ b/arch/powerpc/kernel/idle.c
>> @@ -122,7 +122,7 @@ static ctl_table powersave_nap_sysctl_root[] = {
>>  	{
>>  		.ctl_name	= CTL_KERN,
>>  		.procname	= "kernel",
>> -		.mode		= 0755,
>> +		.mode		= 0555,
>
> Speaking of...
>
>
> [PATCH] Dump stack during sysctl registration failure
>
> Let's make immediately obvious from where sysctl comes from and
> messages itself more noticeable.
>
> Signed-off-by: Alexey Dobriyan <adobriyan@...il.com>

Acked-by: "Eric W. Biederman" <ebiederm@...ssion.com>

For ambiguous cases like directories this looks like a serious
help.

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