percpu_ptr 148 include/linux/percpu-refcount.h unsigned long percpu_ptr; percpu_ptr 161 include/linux/percpu-refcount.h percpu_ptr = READ_ONCE(ref->percpu_count_ptr); percpu_ptr 169 include/linux/percpu-refcount.h if (unlikely(percpu_ptr & __PERCPU_REF_ATOMIC_DEAD)) percpu_ptr 172 include/linux/percpu-refcount.h *percpu_countp = (unsigned long __percpu *)percpu_ptr;