IST_PERCPU_P
if (is->is_ipl != IPL_NONE && !IST_PERCPU_P(is->is_ist)) {
if (is->is_ipl != IPL_NONE && !IST_PERCPU_P(is->is_ist)) {
if (is->is_ipl == IPL_NONE || IST_PERCPU_P(is->is_ist))
if (IST_PERCPU_P(ist) && ist != IST_IPI)
dr |= 1 << (IST_PERCPU_P(ist) ? ci->ci_cpuid : 0);