On Fri, Apr 05 2024 at 15:31, Jacob Pan wrote: > > #ifdef CONFIG_SMP > diff --git a/arch/x86/kernel/idt.c b/arch/x86/kernel/idt.c > index fc37c8d83daf..f445bec516a0 100644 > --- a/arch/x86/kernel/idt.c > +++ b/arch/x86/kernel/idt.c > @@ -163,6 +163,9 @@ static const __initconst struct idt_data apic_idts[] = { > # endif > INTG(SPURIOUS_APIC_VECTOR, asm_sysvec_spurious_apic_interrupt), > INTG(ERROR_APIC_VECTOR, asm_sysvec_error_interrupt), > +# ifdef CONFIG_X86_POSTED_MSI > + INTG(POSTED_MSI_NOTIFICATION_VECTOR, asm_sysvec_posted_msi_notification), > +# endif > #endif > }; Obviously lacks FRED support...