i386: Fix compilation with UP genericarch Fix arch/i386/mach-generic/built-in.o: In function `apicid_to_node': summit.c:(.text+0x2f): undefined reference to `apicid_2_node' with CONFIG_GENERICH_ARCH and !CONFIG_SMP Signed-off-by: Andi Kleen --- include/asm-i386/mach-summit/mach_apic.h | 4 ++++ 1 files changed, 4 insertions(+) Index: linux/include/asm-i386/mach-summit/mach_apic.h =================================================================== --- linux.orig/include/asm-i386/mach-summit/mach_apic.h +++ linux/include/asm-i386/mach-summit/mach_apic.h @@ -88,7 +88,11 @@ static inline void clustered_apic_check( static inline int apicid_to_node(int logical_apicid) { +#ifdef CONFIG_SMP return apicid_2_node[hard_smp_processor_id()]; +#else + return 0; +#endif } /* Mapping from cpu number to logical apicid */