___alloc_bootmem  612 mm/bootmem.c   	return ___alloc_bootmem(size, align, goal, 0);
___alloc_bootmem  625 mm/bootmem.c   	return ___alloc_bootmem(size, align, goal, limit);
___alloc_bootmem  704 mm/bootmem.c   	return ___alloc_bootmem(size, align, goal, ARCH_LOW_ADDRESS_LIMIT);