Re: [Qemu-devel] question about patch "send the gratuitous by guest"

2014-02-17 Thread Jason Wang
On 02/18/2014 12:25 PM, Weidong Huang wrote: > On 2014/2/18 10:48, Jason Wang wrote: > >> > On 02/15/2014 11:01 AM, Weidong Huang wrote: >>> >> it >>> >> configure vlan or alias on the virtio net. >>> >> >>> >> But bridge or bond do not send arp. what's your opinion? >> > >> > Do you mean bridge o

Re: [Qemu-devel] question about patch "send the gratuitous by guest"

2014-02-17 Thread Weidong Huang
On 2014/2/18 10:48, Jason Wang wrote: > On 02/15/2014 11:01 AM, Weidong Huang wrote: >> it >> configure vlan or alias on the virtio net. >> >> But bridge or bond do not send arp. what's your opinion? > > Do you mean bridge or bond in guest? yes. >> >> BTW,this feature need modify the driver of

Re: [Qemu-devel] question about patch "send the gratuitous by guest"

2014-02-17 Thread Jason Wang
On 02/15/2014 11:01 AM, Weidong Huang wrote: > it > configure vlan or alias on the virtio net. > > But bridge or bond do not send arp. what's your opinion? Do you mean bridge or bond in guest? > > BTW,this feature need modify the driver of virtio net. > > Only the newest linux kernel support it. S

Re: [Qemu-devel] question about patch "send the gratuitous by guest"

2014-02-15 Thread Weidong Huang
Hi, after testing your patch,the guest will send arp packet when it configure vlan or alias on the virtio net. But bridge or bond do not send arp. what's your opinion? BTW,this feature need modify the driver of virtio net. Only the newest linux kernel support it. So what's about old guest os?

[Qemu-devel] question about patch "send the gratuitous by guest"

2014-02-11 Thread Huangweidong (C)
Hi, I found the network was broken after migrating the vm, the same as you said in "Send the gratuitous by guest".The vm modify the mac of network card.IN the scenario with vlan the network was broken too. The guest driver of virtio-net in linux kernel 3.10 has included the feature which y

Re: [Qemu-devel] question about patch "send the gratuitous by guest"

2014-02-11 Thread Jason Wang
On 02/11/2014 03:43 PM, Huangweidong (C) wrote: > > Hi, > > I found the network was broken after migrating the vm, the same as you > said in "Send the > > gratuitous by guest".The vm modify the mac of network card.IN the > scenario with > > vlan the network was broken too. > > The guest driver of v