linux-kernel - Re: [PATCH] sysctl: Undeprecate sys

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Date:	Wed, 8 Nov 2006 15:49:48 -0500
From:	Alan Cox <alan@...hat.com>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
Cc:	Linus Torvalds <torvalds@...l.org>, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...l.org>, Andi Kleen <ak@...e.de>,
	alan@...hat.com, Russell King <rmk+lkml@....linux.org.uk>,
	Jakub Jelinek <jakub@...hat.com>,
	Mike Galbraith <efault@....de>,
	Albert Cahalan <acahalan@...il.com>,
	Bill Nottingham <notting@...hat.com>,
	Marco Roeland <marco.roeland@...all.nl>,
	Michael Kerrisk <mtk-manpages@....net>
Subject: Re: [PATCH] sysctl: Undeprecate sys_sysctl

On Wed, Nov 08, 2006 at 12:00:10PM -0700, Eric W. Biederman wrote:
> Now that I know there are a few real users the only sane way to
> proceed with deprecation is to push the time limit out to a year or
> two work and work with distributions that have big testing pools like
> fedora core to find these last remaining users.

Some early boot code needs to know the kernel version and
it needs to do it before /proc is mounted and potentially in order
to run mount. In places it has its role but only in places.

> diff --git a/init/Kconfig b/init/Kconfig
> index c8b2624..e85e554 100644
> --- a/init/Kconfig
> +++ b/init/Kconfig
> @@ -304,7 +304,7 @@ config UID16
>  
>  config SYSCTL_SYSCALL
>  	bool "Sysctl syscall support" if EMBEDDED
> -	default n
> +	default y
>  	select SYSCTL
>  	---help---
>  	  Enable the deprecated sysctl system call.  sys_sysctl uses
> -- 
> 1.4.2.rc3.g7e18e-dirty

Acked-by: Alan Cox <alan@...hat.com>
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