Re: [Qemu-devel] [PATCH v4 13/16] net: Make "info network" output more readable info

[Jan Kiszka]

On 2012-05-25 11:25, Zhi Yong Wu wrote:
>>> diff --git a/net/hub.c b/net/hub.c
>>> index 122de69..8c77d03 100644
>>> --- a/net/hub.c
>>> +++ b/net/hub.c
>>> @@ -184,6 +184,25 @@ NetClientState *net_hub_find_client_by_name(unsigned 
>>> int hub_id,
>>>  }
>>>
>>>  /**
>>> + * Determine if one nc peers with one hub port
>>> + */
>>> +bool net_hub_port_peer_nc(NetClientState *nc)
>>> +{
>>> +    NetHub *hub;
>>> +    NetHubPort *port;
>>> +
>>> +    QLIST_FOREACH(hub, &hubs, next) {
>>> +        QLIST_FOREACH(port, &hub->ports, next) {
>>> +            if (nc == port->nc.peer) {
>>> +                return true;
>>> +            }
>>> +        }
>>> +    }
>>> +
>>> +    return false;
>>> +}
>>> +
>>> +/**
>>>   * Print hub configuration
>>>   */
>>>  void net_hub_info(Monitor *mon)
>>> @@ -194,8 +213,8 @@ void net_hub_info(Monitor *mon)
>>>      QLIST_FOREACH(hub, &hubs, next) {
>>>          monitor_printf(mon, "hub %u\n", hub->id);
>>>          QLIST_FOREACH(port, &hub->ports, next) {
>>> -            monitor_printf(mon, "    port %u peer %s\n", port->id,
>>> -                           port->nc.peer ? port->nc.peer->name : "<none>");
>>> +            monitor_printf(mon, "   \\ ");
> This will have the following layout:
> (qemu) info network
> hub 1
>    \ dump.0: type=dump,dump to qemu-vlan1.pcap (len=65536)
>    \ user.1: type=user,net=10.0.2.0,restrict=off
>    \ virtio-net-pci.0: type=nic,model=virtio-net-pci,macaddr=52:54:00:12:34:58
> hub 0
>    \ user.0: type=user,net=10.0.2.0,restrict=off
>    \ e1000.0: type=nic,model=e1000,macaddr=52:54:00:12:34:57
> virtio-net-pci.1: type=nic,model=virtio-net-pci,macaddr=52:54:00:12:34:56
>    \ ur: 
> type=tap,ifname=tap0,script=/etc/qemu-ifup,downscript=/etc/qemu-ifdown
> ^^^
>>
>> Two space too much of indention (you remove them above for the existing
> It is three space, not two.
>> peer \ peer outputs).
> Do you mean that it should be like "monitor_printf(mon, "\\ ");" but
> this indention will not match with those peers in hub case.

This line is for printing peers attached to a hub, isn't it? So it
should be exactly one space, like for the non-hub peers. You should see
it better than I when running the code.

Jan

-- 
Siemens AG, Corporate Technology, CT T DE IT 1
Corporate Competence Center Embedded Linux