LAPIC_IPI_INVLPG
idt_allocmap[LAPIC_IPI_INVLPG] = 1;
idt_vec_set(LAPIC_IPI_INVLPG, Xipi_invlpg);
idt_vec_set(LAPIC_IPI_INVLPG, Xipi_invlpg_pcid);
if (x86_fast_ipi(ci, LAPIC_IPI_INVLPG) != 0)
idt_vec_set(LAPIC_IPI_INVLPG, Xintripi_invlpg);
if (i386_fast_ipi(ci, LAPIC_IPI_INVLPG) != 0)