#define cpu_possible(cpu) ({ BUG_ON((cpu) != 0); 1; })
#define cpu_present(cpu) ({ BUG_ON((cpu) != 0); 1; })
-#define for_each_cpu_mask(cpu, mask) for (cpu = 0; cpu < 1; cpu++)
#define for_each_cpu(cpu) for (cpu = 0; cpu < 1; cpu++)
#define for_each_online_cpu(cpu) for (cpu = 0; cpu < 1; cpu++)
#define for_each_present_cpu(cpu) for (cpu = 0; cpu < 1; cpu++)