Re: [PATCH v3 3/3] qapi: deprecate drive-backup

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On Wed, Nov 03, 2021 at 02:29:12PM +0100, Vladimir Sementsov-Ogievskiy wrote:
> Modern way is using blockdev-add + blockdev-backup, which provides a
> lot more control on how target is opened.
> 

> 
> Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@xxxxxxxxxxxxx>
> Reviewed-by: Kashyap Chamarthy <kchamart@xxxxxxxxxx>
> ---
>  docs/about/deprecated.rst              | 11 ++++++
>  docs/interop/live-block-operations.rst | 47 +++++++++++++++++---------
>  qapi/block-core.json                   |  5 ++-
>  3 files changed, 46 insertions(+), 17 deletions(-)
> 
> diff --git a/docs/about/deprecated.rst b/docs/about/deprecated.rst
> index 25b7ec8d92..4a4910143f 100644
> --- a/docs/about/deprecated.rst
> +++ b/docs/about/deprecated.rst
> @@ -234,6 +234,17 @@ single ``bitmap``, the new ``block-export-add`` uses a list of ``bitmaps``.
>  Member ``values`` in return value elements with meta-type ``enum`` is
>  deprecated.  Use ``members`` instead.
>  
> +``drive-backup`` (since 6.2)
> +''''''''''''''''''''''''''''

Correct here,...

> +++ b/docs/interop/live-block-operations.rst

>  
>  QMP invocation for ``drive-backup``
>  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>  
> +Note that ``drive-backup`` command is deprecated since QEMU 6.1 and
> +will be removed in future.

...but stale here (this patch has been around for a while).

But even though we're in soft freeze, I lean toward this going in
rather than wait yet another release to do the deprecation.

-- 
Eric Blake, Principal Software Engineer
Red Hat, Inc.           +1-919-301-3266
Virtualization:  qemu.org | libvirt.org




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