Re: [Qemu-devel] [PATCH v2 0/4] block: Allow query stats for drive-mirror target

[Max Reitz]

On 2014-10-31 at 04:32, Fam Zheng wrote:
> v2: Add Max's and Eric's rev-by's for patch 1~3.
>      Fix spelling, documentation and indentation on 4.
>      Thanks, Max and Eric!
>
> This series adds an optional bool parameter "query-nodes" to query-blockstats.
>
> By default, if omitted, the behavior is unchanged.
>
> If set to "true", the command will iterate through all named nodes in BDS graph
> and report the statistics in a list, similarly. But the backing chain is not
> built.
>
> This provides a way for libvirt to watch the allocation status
> (wr_highest_offset) of target image. Now, libvirt can start drive-mirror job
> specifying a node-name parameter. Thus the created target image gets a node
> name that can be queried with the new query-blockstats.
>
>
> Fam Zheng (4):
>    block: Add bdrv_next_node
>    block: Add bdrv_get_node_name
>    block: Include "node-name" if present in query-blockstats
>    qmp: Add optional switch "query-nodes" in query-blockstats
>
>   block.c               | 13 +++++++++++++
>   block/qapi.c          | 25 ++++++++++++++++++-------
>   hmp.c                 |  2 +-
>   include/block/block.h |  2 ++
>   qapi/block-core.json  | 16 ++++++++++++++--
>   qmp-commands.hx       |  2 +-
>   6 files changed, 49 insertions(+), 11 deletions(-)

As I seem to be the supporting submaintainer of the day:

Thanks, applied to my block-next tree with the / #$/ in patch 4 removed:

https://github.com/XanClic/qemu/commits/block-next