APIC_SELF_IPI
apic_write(APIC_SELF_IPI, vector);
apic_write(APIC_SELF_IPI, vector);
native_apic_msr_write(APIC_SELF_IPI, vector);
u32 icr_low = APIC_SELF_IPI | vector;
case APIC_SELF_IPI:
case APIC_SELF_IPI:
X2APIC_MSR(APIC_SELF_IPI),
vmx_disable_intercept_for_msr(vcpu, X2APIC_MSR(APIC_SELF_IPI), MSR_TYPE_W);
x2apic_write_reg(APIC_SELF_IPI, IRQ_VECTOR);