linux-kernel - Re: [PATCH] x86: early_printk.c trivial sparse fixes

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Date:	Thu, 28 Aug 2008 22:19:16 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Harvey Harrison <harvey.harrison@...il.com>
Cc:	Ingo Molnar <mingo@...e.hu>, "H. Peter Anvin" <hpa@...or.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Yinghai Lu <yhlu.kernel@...il.com>
Subject: Re: [PATCH] x86: early_printk.c trivial sparse fixes

On Mon, 18 Aug 2008 16:56:29 -0700 Harvey Harrison <harvey.harrison@...il.com> wrote:

> --- a/arch/x86/kernel/early_printk.c
> +++ b/arch/x86/kernel/early_printk.c
> @@ -989,7 +989,7 @@ static int __init setup_early_printk(char *buf)
>  	return 0;
>  }
>  
> -void __init enable_debug_console(char *buf)
> +static void __init enable_debug_console(char *buf)
>  {
>  #ifdef DBGP_DEBUG
>  	struct console *old_early_console = NULL;

umm,

arch/x86/kernel/early_printk.c:993: warning: 'enable_debug_console' defined but not used

enable_debug_console() never has been used afaict.  If it was supposed
to be a __setup function then it'll need documentation in
Documentation/kernel-parameters.txt too, please.

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