Re: [Xen-devel] migrateDevices( ) ?

[Stefan Berger <stefanb@xxxxxxxxxx>]

xen-devel-bounces@xxxxxxxxxxxxxxxxxxx wrote on 01/02/2008
01:41:56 AM:

> hi
>   I read the code of migration,and i am confused about the function
of 
> migrateDevices(), it is called for 3times,and what is the function
for 
> it ? could someone help me out

The purpose of this function is to enable the migration
of 'external devices', i.e. this would be disk images or TPM state, from
one physical machine to another while migrating a vm.

The prototype of the migrate function explains the
different steps.

http://xenbits.xensource.com/xen-unstable.hg?file/2491691e3e69/tools/python/xen/xend/server/DevController.py


   Stefan

> 
> Thanks in advance
> 
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