IPI_CPU_STOP_NMI
case IPI_CPU_STOP_NMI:
if (num_other_online_cpus() && ipi_should_be_nmi(IPI_CPU_STOP_NMI)) {
smp_cross_call(&mask, IPI_CPU_STOP_NMI);
[IPI_CPU_STOP_NMI] = "CPU stop NMIs",
case IPI_CPU_STOP_NMI: