[libvirt] [PATCH] Add migration APIs for libxl driver

[Chunyan Liu]

2012/3/15 Jim Fehlig <jfehlig at suse.com>

>
> While testing this patch, I noticed some strange problems wrt concurrent
> operations in the driver.  E.g. if I start a migration and then query
> dominfo on the migrating domain, it kills the migration
>
> xen134: # virsh migrate --live sles11sp1-pv xen+ssh://xen142
> error: internal error Failed to save domain '7' with libxenlight
>
> Strange. Found that doing whatever operation that needs to open a connect
to the hypervisor (even "virsh version") will cause the same issue to live
migration. While trying operation that calls do_open the connect,
xc_shadow_control( in xc_domain_save) will fail.
Non-live migration is OK.


> Thanks!
> Jim
>
>
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