__PERCPU_REF_DEAD
} else if (!(ref->percpu_count_ptr & __PERCPU_REF_DEAD)) {
return ref->percpu_count_ptr & __PERCPU_REF_DEAD;
__PERCPU_REF_ATOMIC_DEAD = __PERCPU_REF_ATOMIC | __PERCPU_REF_DEAD,
ref->percpu_count_ptr |= __PERCPU_REF_DEAD;
ref->percpu_count_ptr &= ~__PERCPU_REF_DEAD;
ref->percpu_count_ptr |= __PERCPU_REF_DEAD;