On Sat, 23 Oct 2010, Yinghai Lu wrote:

quoted text
> Check if mp_lapic_addr is assigned or not.

Why is it called twice in the first place ? Because you messed up that
other patch ?

quoted text
> Signed-off-by: Yinghai Lu <yinghai@kernel.org>
> ---
>  arch/x86/kernel/apic/apic.c |    3 +++
>  1 files changed, 3 insertions(+), 0 deletions(-)
> 
> diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
> index 3a4e770..2cfa622 100644
> --- a/arch/x86/kernel/apic/apic.c
> +++ b/arch/x86/kernel/apic/apic.c
> @@ -1682,6 +1682,9 @@ void __init init_apic_mappings(void)
>  
>  void __init smp_register_lapic_address(unsigned long address)
>  {
> +	if (mp_lapic_addr)
> +		return;
> +
>  	mp_lapic_addr = address;
>  
>  	set_fixmap_nocache(FIX_APIC_BASE, address);
> -- 
> 1.7.1
> 
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