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Re: [Qemu-devel] e1000 emulation
From: |
Anthony Liguori |
Subject: |
Re: [Qemu-devel] e1000 emulation |
Date: |
Sun, 26 Aug 2007 10:57:05 -0500 |
On Sun, 2007-08-26 at 00:18 +0300, Dan Aloni wrote:
> Hello,
>
> Is anyone interested in a patch for an unstable, though working e1000
> emulation for
> QEMU? It is aimed for this chip-set version:
Yes! The e1000 has a lot of interesting features that should make it
emulation friendly.
> 0e:00.0 Ethernet controller: Intel Corporation 82573L Gigabit Ethernet
> Controller
>
> I originally created it very recently to provide a virtual NIC that
> supports Jumbo
> packets. Unfortunately it appears that the tun driver doesn't implement
> change_mtu() so it didn't integrate very well with qemu-kvm.
If it proves useful, then there's no reason the tun driver can't be
changed. Were you expecting to get a significant performance boost with
jumbo frames or was this just a functionality thing? The current
emulated nic performance is pretty bad...
Regards,
Anthony Liguori