To make the code self-documenting.
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
        ASSERT(target);
        switch (short_hand) {
        case APIC_DEST_NOSHORT:
-               if (dest_mode == 0)
-                       /* Physical mode. */
+               if (dest_mode == APIC_DEST_PHYSICAL)
                        return kvm_apic_match_physical_addr(target, dest);
                else
-                       /* Logical mode. */
                        return kvm_apic_match_logical_addr(target, dest);
        case APIC_DEST_SELF:
                return target == source;
 
        ret = true;
 
-       if (irq->dest_mode == 0) { /* physical mode */
+       if (irq->dest_mode == APIC_DEST_PHYSICAL) {
                if (irq->dest_id >= ARRAY_SIZE(map->phys_map))
                        goto out;