linux-kernel - Re: [RFC 1/7] Remove declaration of sighand

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Message-Id: <20061118172739.30538d16.sfr@canb.auug.org.au>
Date:	Sat, 18 Nov 2006 17:27:39 +1100
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	Christoph Lameter <clameter@....com>
Cc:	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	Pekka Enberg <penberg@...helsinki.fi>,
	Manfred Spraul <manfred@...orfullife.com>
Subject: Re: [RFC 1/7] Remove declaration of sighand_cachep from slab.h

On Fri, 17 Nov 2006 21:43:47 -0800 (PST) Christoph Lameter <clameter@....com> wrote:
>
> Remove declaration of sighand_cachep from slab.h
>
> The sighand cache is only used in fs/exec.c and kernel/fork.c. It is defined
> in kernel/fork.c but also used in fs/exec.c. So add an extern declaration to
> fs/exec.c and remove the definition from slab.h.
>
> Signed-off-by: Christoph Lameter <clameter@....com>
>
> Index: linux-2.6.19-rc5-mm2/fs/exec.c
> ===================================================================
> --- linux-2.6.19-rc5-mm2.orig/fs/exec.c	2006-11-15 16:47:59.065579813 -0600
> +++ linux-2.6.19-rc5-mm2/fs/exec.c	2006-11-17 23:03:46.049603927 -0600
> @@ -62,6 +62,8 @@ int core_uses_pid;
>  char core_pattern[128] = "core";
>  int suid_dumpable = 0;
>
> +extern kmem_cache_t	*sighand_cachep;

Is there no suitable header file to put this in?

--
Cheers,
Stephen Rothwell                    sfr@...b.auug.org.au
http://www.canb.auug.org.au/~sfr/

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