Subject: Re: [PATCH] powerpc: Define 'crash_kexec_wait_realmode' for Non-SMP systems.

From: Paul Gortmaker <[email-masked]>
Date: Thu, 14 Apr 2011 19:59:00 -0400

On 11-04-14 06:27 PM, Shaun Ruffell wrote:
> This fixes a regression from b987812b3fcaf70fdf0037589e5d2f5f2453e6ce

A fix was already sent yesterday:

http://lists.ozlabs.org/pipermail/linuxppc-dev/2011-April/089559.html

which relocates the stub function to where it needs to be.  Your fix
below would end up making duplicate stub functions.

Thanks,
Paul.

> "powerpc/kexec: Fix mismatched ifdefs for PPC64/SMP" which resulted in
> 
> arch/powerpc/kernel/crash.c: In function ‘default_machine_crash_shutdown’:
>   arch/powerpc/kernel/crash.c:349: error: implicit declaration of function
>   ‘crash_kexec_wait_realmode’
> 
> message on when compiling on Blue&White G3 and CONFIG_SMP is not defined.
> 
> Signed-off-by: Shaun Ruffell <[email-masked]>
> ---
>  arch/powerpc/kernel/crash.c |    3 +++
>  1 files changed, 3 insertions(+), 0 deletions(-)
> 
> diff --git a/arch/powerpc/kernel/crash.c b/arch/powerpc/kernel/crash.c
> index 3d3d416..5e6e37f 100644
> --- a/arch/powerpc/kernel/crash.c
> +++ b/arch/powerpc/kernel/crash.c
> @@ -255,6 +255,9 @@ void crash_kexec_secondary(struct pt_regs *regs)
>  {
>  	cpus_in_sr = CPU_MASK_NONE;
>  }
> +
> +static inline void crash_kexec_wait_realmode(int cpu) {}
> +
>  #endif
>  
>  /*