Re: [Xen-devel] [RFC PATCH 0/4] Per-domain locking in xl

["Jan Beulich" <jbeulich@xxxxxxxx>]

>>> Wei Liu <wei.liu2@xxxxxxxxxx> 06/14/17 7:19 PM >>>
>It has always been the case that different xl processes can manipulate the same
>domain at the same time. This could be problematic.
>
>This series attempts to provide facility for xl to have a per-domain lock. This
>lock should be used whenever xl manipulates an existing domain.

Aiui this is in response to the guest-reboot-while-migrating issue.
However, wouldn't migration in such a case better be aborted, the
guest allowed to shut down, and it be restarted on the destination
host (the last step omitted if the guest is shutting down instead of
rebooting)?

Jan


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