Re: [PATCH] Fix arch/i386/kernel/nmi.c -'unknown_nmi_panic_callback' declared 'static' but never defined warning

[Andrew Morton]

On Sun, 22 Jul 2007 21:20:38 +0200 Gabriel C <nix.or.die@xxxxxxxxxxxxxx> wrote:

> I get this warning when CONFIG_SYSCTL is not set :
> 
> ...
> 
> arch/i386/kernel/nmi.c:52: warning: 'unknown_nmi_panic_callback' declared 'static' but never defined
> 
> ...
> 
> Signed-off-by: Gabriel Craciunescu <nix.or.die@xxxxxxxxxxxxxx>
> 
> ---
> 
> diff --git a/arch/i386/kernel/nmi.c b/arch/i386/kernel/nmi.c
> index 03b7f55..cf11121 100644
> --- a/arch/i386/kernel/nmi.c
> +++ b/arch/i386/kernel/nmi.c
> @@ -49,8 +49,9 @@ static unsigned int nmi_hz = HZ;
>  static DEFINE_PER_CPU(short, wd_enabled);
>  
>  /* local prototypes */
> +#ifdef CONFIG_SYSCTL
>  static int unknown_nmi_panic_callback(struct pt_regs *regs, int cpu);
> -
> +#endif
>  static int endflag __initdata = 0;

guys, please take a closer look at the code which you're changing?  We can
obviously move do_nmi_callback() down to above
__trigger_all_cpu_backtrace() and then do away with this declaration
altogether.
-
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