On 05.07.19 22:16, John Snow wrote:
> This adds a "never" policy for bitmap synchronization. Regardless of if
> the job succeeds or fails, we never update the bitmap. This can be used
> to perform differential backups, or simply to avoid the job modifying a
> bitmap.
> 
> Signed-off-by: John Snow <jsnow@redhat.com>
> ---
>  block/backup.c       | 7 +++++--
>  qapi/block-core.json | 5 ++++-
>  2 files changed, 9 insertions(+), 3 deletions(-)

Reviewed-by: Max Reitz <mreitz@redhat.com>