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Re: [Qemu-devel] [PATCH 5/6] net: Silence 'has no peer' messages in test
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] [PATCH 5/6] net: Silence 'has no peer' messages in testing mode |
Date: |
Tue, 14 Aug 2018 19:10:58 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 |
On 14/08/2018 18:11, Thomas Huth wrote:
> On 08/14/2018 06:03 PM, Paolo Bonzini wrote:
>> On 14/08/2018 18:01, Thomas Huth wrote:
>>> On 08/14/2018 05:57 PM, Paolo Bonzini wrote:
>>>> On 14/08/2018 17:43, Thomas Huth wrote:
>>>>> The machines which emulate an embedded system often always create a NIC
>>>>> (since it is hard-wired on the board, not optional). But since there is
>>>>> no back-end on the host side with "-nodefaults", the net_check_clients()
>>>>> function complains in this case.
>>>>
>>>> [...] is the message unnecessary even in normal operation?
>>>
>>> I think it is still needed, since you could also screw up your command
>>> line parameters after specifying -nodefaults (e.g. "-nodefaults -net
>>> nic" without giving an additional "-net user" or something similar).
>>
>> True. Though it cannot happen with -nic, so another possibility is to
>> give it only if -net was used?
>
> Sorry, I don't quite get you ... this is a generic check in vl.c, how
> should this code know whether the NICs have been specified with -nic or
> -net?
case QEMU_OPTION_net:
had_net = true;
...
if (!default_net && had_net) {
net_check_clients();
}
:)
Paolo
- Re: [Qemu-devel] [PATCH 3/6] hw/timer/mc146818rtc: White space clean-up, (continued)
- [Qemu-devel] [PATCH 4/6] hw/timer/mc146818rtc: Fix introspection problem, Thomas Huth, 2018/08/14
- [Qemu-devel] [PATCH 5/6] net: Silence 'has no peer' messages in testing mode, Thomas Huth, 2018/08/14
- Re: [Qemu-devel] [PATCH 5/6] net: Silence 'has no peer' messages in testing mode, Paolo Bonzini, 2018/08/14
- Re: [Qemu-devel] [PATCH 5/6] net: Silence 'has no peer' messages in testing mode, Thomas Huth, 2018/08/14
- Re: [Qemu-devel] [PATCH 5/6] net: Silence 'has no peer' messages in testing mode, Paolo Bonzini, 2018/08/14
- Re: [Qemu-devel] [PATCH 5/6] net: Silence 'has no peer' messages in testing mode, Thomas Huth, 2018/08/14
- Re: [Qemu-devel] [PATCH 5/6] net: Silence 'has no peer' messages in testing mode, Paolo Bonzini, 2018/08/14
- Re: [Qemu-devel] [PATCH 5/6] net: Silence 'has no peer' messages in testing mode, Thomas Huth, 2018/08/14
- Re: [Qemu-devel] [PATCH 5/6] net: Silence 'has no peer' messages in testing mode,
Paolo Bonzini <=
- Re: [Qemu-devel] [PATCH 5/6] net: Silence 'has no peer' messages in testing mode, Thomas Huth, 2018/08/15
- Re: [Qemu-devel] [PATCH 5/6] net: Silence 'has no peer' messages in testing mode, Thomas Huth, 2018/08/16
[Qemu-devel] [PATCH 6/6] tests/device-introspect: Test with all machines, not only with "none", Thomas Huth, 2018/08/14