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[Qemu-devel] Re: [PATCH] Add pcap-based host network bridge
From: |
Jan Kiszka |
Subject: |
[Qemu-devel] Re: [PATCH] Add pcap-based host network bridge |
Date: |
Tue, 12 May 2009 10:23:43 +0200 |
User-agent: |
Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv:1.8.1.12) Gecko/20080226 SUSE/2.0.0.12-1.1 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 |
Sebastian Herbszt wrote:
> Anthony Liguori wrote:
>> Jan Kiszka wrote:
>>> Well, in case we do not find a workaround for host<->guest
>>> communication, would the patch remain unacceptable even with proper,
>>> prominent documentation of this shortcoming?
>>>
>>
>> What's the use-case you're trying to address? Who do you expect to
>> use this functionality?
>>
>> Setting up bridging isn't really that bad on Linux. Is this primarily
>> targeted at Windows? libpcap requires a kernel driver on Windows so I
>> don't know that I believe it's a great general solution for Windows
>> either.
>
> I would really like to see pcap support in mainline (even as a windows only
> feature). Qemu networking with pcap is trivial on windows. No need to
> configure tap bridges, but just specify "ifname" and there you go.
We basically dropped the idea as it turned out that - at least under
Linux - there is no host<->guest link realizable with reasonable effort.
Jan
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