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Re: [Qemu-devel] [RFC v2 0/3] virtio-net: Add support to MTU feature
From: |
Michael S. Tsirkin |
Subject: |
Re: [Qemu-devel] [RFC v2 0/3] virtio-net: Add support to MTU feature |
Date: |
Wed, 23 Nov 2016 06:26:41 +0200 |
On Wed, Nov 23, 2016 at 11:42:52AM +0800, Jason Wang wrote:
> > > > > > > > Seems to me like an easy way to get out of sync.
> > > > > >
> > > > > >If we send it to the backend, that has a chance to check
> > > > > >mtu and disconnect on error.
> > > >
> > > >For vhost-user backend, we can send it the MTU value with a
> > > >vhost-user protocol feature.
> > > >
> > > >For tun/macvtap, how do you do without adding a new ioctl ?
> > Have management configure same mtu on the backend and in qemu.
> >
> >
>
> Then why not do same for vhost-user (instead of using two different
> methods)?
That's what I'm saying. If backend supports that, we can also
check the mtu in some way to make sure it matches.
--
MST
- Re: [Qemu-devel] [RFC v2 0/3] virtio-net: Add support to MTU feature, (continued)
- Re: [Qemu-devel] [RFC v2 0/3] virtio-net: Add support to MTU feature, Maxime Coquelin, 2016/11/18
- Re: [Qemu-devel] [RFC v2 0/3] virtio-net: Add support to MTU feature, Aaron Conole, 2016/11/18
- Re: [Qemu-devel] [RFC v2 0/3] virtio-net: Add support to MTU feature, Michael S. Tsirkin, 2016/11/21
- Re: [Qemu-devel] [RFC v2 0/3] virtio-net: Add support to MTU feature, Jason Wang, 2016/11/21
- Re: [Qemu-devel] [RFC v2 0/3] virtio-net: Add support to MTU feature, Maxime Coquelin, 2016/11/22
- Re: [Qemu-devel] [RFC v2 0/3] virtio-net: Add support to MTU feature, Aaron Conole, 2016/11/22
- Re: [Qemu-devel] [RFC v2 0/3] virtio-net: Add support to MTU feature, Michael S. Tsirkin, 2016/11/22
- Re: [Qemu-devel] [RFC v2 0/3] virtio-net: Add support to MTU feature, Maxime Coquelin, 2016/11/22
- Re: [Qemu-devel] [RFC v2 0/3] virtio-net: Add support to MTU feature, Michael S. Tsirkin, 2016/11/22
- Re: [Qemu-devel] [RFC v2 0/3] virtio-net: Add support to MTU feature, Jason Wang, 2016/11/22
- Re: [Qemu-devel] [RFC v2 0/3] virtio-net: Add support to MTU feature,
Michael S. Tsirkin <=
- Re: [Qemu-devel] [RFC v2 0/3] virtio-net: Add support to MTU feature, Aaron Conole, 2016/11/23
- Re: [Qemu-devel] [RFC v2 0/3] virtio-net: Add support to MTU feature, Michael S. Tsirkin, 2016/11/23