Re: [Xen-users] Code path for Gratuitous ARP in live migration

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Tue, 2013-03-12 at 16:41 +0000, Sylvain Munaut wrote:
> Hi,
> 
> I'm trying to understand how (i.e. which event triggers what) a
> gratuitous ARP is supposed to be sent in case of live migration ...
> 
> The only path I found that would create a NOTIFY_PEER is in the
> netfront driver if the state is changed to 'Connected'. Is that the
> path supposed to be triggered by a live migration ?

Yes, because devices are reconnected after the migration, which triggers
that path.

Ian.


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