From: Jason Wang <jasowang@redhat.com>
To: Weidong Huang <hwd@huawei.com>
Cc: "chenliang (T)" <chenliang88@huawei.com>,
"Huangweidong (C)" <weidong.huang@huawei.com>,
"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] question about patch "send the gratuitous by guest"
Date: Tue, 18 Feb 2014 10:48:45 +0800 [thread overview]
Message-ID: <5302CA0D.7050003@redhat.com> (raw)
In-Reply-To: <52FED89F.4030804@huawei.com>
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. So what's about old guest os?
>
It will be hard for the legacy device to know about migration. One
workaround is:
- enable arp_notify
- toggle link status after migration
> Thanks.
next prev parent reply other threads:[~2014-02-18 2:49 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-11 7:43 [Qemu-devel] question about patch "send the gratuitous by guest" Huangweidong (C)
2014-02-11 8:22 ` Jason Wang
2014-02-11 8:45 ` [Qemu-devel] 答复: " Huangweidong (C)
2014-02-15 3:01 ` [Qemu-devel] " Weidong Huang
2014-02-18 2:48 ` Jason Wang [this message]
2014-02-18 4:25 ` Weidong Huang
2014-02-18 5:14 ` Jason Wang
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