On 02/21/2011 02:38 AM, Michal Novotny wrote:
> [snip]
>> We've got other code in domain_conf.c that assigns ports
>> to the first available slot; for example, look near line 5628 at how
>> virtio-serial ports are assigned using maxport and traversal of all
>> previously assigned ports.
>>
> Is the code correct there?
>
> The code is:
>
> if (chr->info.type ==
> VIR_DOMAIN_DEVICE_ADDRESS_TYPE_VIRTIO_SERIAL &&
> chr->info.addr.vioserial.port == 0) {
> int maxport = 0;virtio-serial has to start at port 1 (not 0, which is reserved), so maxport starts at 0... > chr->info.addr.vioserial.port = maxport + 1; and the assignment guarantees 1 or greater. But serial and parallel support port 0, so start maxport at -1 instead of 0, to reuse the same logic. -- Eric Blake ebl...@redhat.com +1-801-349-2682 Libvirt virtualization library http://libvirt.org
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