Re: [Qemu-devel] [PATCH v6 26/47] migrate_start_postcopy: Command to trigger transition to postcopy

[Eric Blake]

On 04/14/2015 11:03 AM, Dr. David Alan Gilbert (git) wrote:
> From: "Dr. David Alan Gilbert" <address@hidden>
> 
> Once postcopy is enabled (with migrate_set_capability), the migration
> will still start on precopy mode.  To cause a transition into postcopy
> the:
> 
>   migrate_start_postcopy
> 
> command must be issued.  Postcopy will start sometime after this
> (when it's next checked in the migration loop).
> 
> Issuing the command before migration has started will error,
> and issuing after it has finished is ignored.
> 
> Signed-off-by: Dr. David Alan Gilbert <address@hidden>
> Reviewed-by: Eric Blake <address@hidden>
> ---

> +++ b/qapi-schema.json
> @@ -566,6 +566,14 @@
>  { 'command': 'query-migrate-capabilities', 'returns':   
> ['MigrationCapabilityStatus']}
>  
>  ##
> +# @migrate-start-postcopy
> +#
> +# Switch migration to postcopy mode
> +#
> +# Since: 2.3

2.4

> +{ 'command': 'migrate-start-postcopy' }
> +

As that's easily fixable by the maintainer, my R-b stands.

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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