SHIFT_PERCPU_PTR
sync_cache_r(SHIFT_PERCPU_PTR(&per_cpu_sw_state, per_cpu_offset(cpu)));
sync_cache_w(SHIFT_PERCPU_PTR(&per_cpu_sw_state, per_cpu_offset(cpu)));
#define arch_raw_cpu_ptr(ptr) SHIFT_PERCPU_PTR(ptr, __my_cpu_offset)
SHIFT_PERCPU_PTR((ptr), per_cpu_offset((cpu))); \
SHIFT_PERCPU_PTR(ptr, my_cpu_offset); \