Re: [Qemu-devel] [PATCH 4/4] kvm: support MSI_X2APIC capability

[Paolo Bonzini]

On 06/05/2016 22:53, Radim Krčmář wrote:
> +        route->kroute.type = kvm_has_msi_x2apic() ? 
> KVM_IRQ_ROUTING_MSI_X2APIC
> +                                                  : KVM_IRQ_ROUTING_MSI;
>          route->kroute.flags = 0;

Perhaps using flags here instead of a new route type gives simpler code
in the kernel?

It's a pity that the padding field of struct kvm_irq_routing_msi was not
checked against zero. :(

Paolo

>          route->kroute.u.msi.address_lo = (uint32_t)msg.address;
>          route->kroute.u.msi.address_hi = msg.address >> 32;