Re: [Qemu-devel] [PATCH 3/4] block: Include "node-name" if present in query-blockstats

[Eric Blake]

On 10/28/2014 11:04 PM, Fam Zheng wrote:
> Node name is a better identifier of BDS.
> 
> We will want to query statistics of a BDS node buried in the BDS graph,
> so reporting the node's name if there is one will do the good.

s/do the good/do the trick/

> +++ b/qapi/block-core.json
> @@ -408,6 +408,8 @@
>  # @device: #optional If the stats are for a virtual block device, the name
>  #          corresponding to the virtual block device.
>  #
> +# @device: #optional The node name of the device. (Since 2.3)

Yeah, we missed soft freeze and this is a feature, so your versioning is
correct.

The node-name would become non-optional once Jeff's patches auto-assign
a node name, right?

> +#
>  # @stats:  A @BlockDeviceStats for the device.
>  #
>  # @parent: #optional This describes the file block device if it has one.
> @@ -418,7 +420,8 @@
>  # Since: 0.14.0
>  ##
>  { 'type': 'BlockStats',
> -  'data': {'*device': 'str', 'stats': 'BlockDeviceStats',
> +  'data': {'*device': 'str', '*node-name': 'str',
> +            'stats': 'BlockDeviceStats',
>             '*parent': 'BlockStats',

Indentation looks odd here.  Fix that, and:

Reviewed-by: Eric Blake <address@hidden>

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

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