cpu_intr_on
if (!cpu_intr_on(cp)) {
if (cpu_intr_on(cp)) {
if (cpu_intr_on(c)) {
if (cpu_intr_on(c)) {
int cpu_intr_on(cpu_t *cp); /* CPU taking I/O interrupts? */
cpu_intr_on(cpu[ino_p->ino_default_cpuid]))
else if (!cpu_intr_on(cpu[ino_p->ino_cpuid]))
if (!cpu_intr_on(cpa)) {
if (!cpu_intr_on(cpb)) {