mvneta_percpu_unmask_interrupt
on_each_cpu(mvneta_percpu_unmask_interrupt, pp, true);
smp_call_function_single(cpu, mvneta_percpu_unmask_interrupt,
on_each_cpu(mvneta_percpu_unmask_interrupt, pp, true);
on_each_cpu(mvneta_percpu_unmask_interrupt, pp, true);