In file included from arch/x86/mach-generic/summit.c:16:
/home/yhlu/xx/xx/kernel/tip/linux-2.6/arch/x86/include/asm/summit/apic.h:
In function ‘cpu_mask_to_apicid_and’:
/home/yhlu/xx/xx/kernel/tip/linux-2.6/arch/x86/include/asm/summit/apic.h:179:
error: ‘GFP_ATOMIC’ undeclared (first use in this function)
/home/yhlu/xx/xx/kernel/tip/linux-2.6/arch/x86/include/asm/summit/apic.h:179:
error: (Each undeclared identifier is reported only once
/home/yhlu/xx/xx/kernel/tip/linux-2.6/arch/x86/include/asm/summit/apic.h:179:
error: for each function it appears in.)

YH