__ref_is_percpu
if (__ref_is_percpu(ref, &percpu_count))
if (__ref_is_percpu(ref, &percpu_count)) {
if (likely(__ref_is_percpu(ref, &percpu_count))) {
if (__ref_is_percpu(ref, &percpu_count))
if (__ref_is_percpu(ref, &percpu_count))
WARN_ON_ONCE(__ref_is_percpu(ref, &percpu_count));