Symbol: APIC_IO_EOI
usr/src/uts/i86pc/io/pcplusmp/apic_common.c
1647
ioapic[APIC_IO_EOI] = value;
usr/src/uts/i86xpv/io/psm/xpv_psm.c
1546
apic.reg = APIC_IO_EOI;