[libvirt] [PATCHv2 48/62] qemu: monitor: Retrieve blockstats also by qdev and node-names

[Ján Tomko]

On Mon, Aug 13, 2018 at 06:00:22PM +0200, Peter Krempa wrote:
>For use with -blockdev we need to be able to retrieve the stats by
>'qdev' for the frontend device stats since 'device' will be empty. Note
>that for non-blockdev case qdev and 'device' with 'drive-' skipped would
>be the same.
>
>Additionally so that we can report the highest written offset we need to
>also be able to access them by node-name for backing chain purposes.
>
>In cases when 'device' is empty it does not make sense to gather them.
>
>Allow arranging the stats simultaneously in all the above dimensions.
>
>Signed-off-by: Peter Krempa <pkrempa at redhat.com>
>---
> src/qemu/qemu_monitor_json.c | 55 ++++++++++++++++++++++++++++++++++++++++----
> 1 file changed, 50 insertions(+), 5 deletions(-)
>

Reviewed-by: Ján Tomko <jtomko at redhat.com>

Jano
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