On 22.12.19 12:37, Alberto Garcia wrote:
> Ideally it should be possible to zero individual subclusters using
> this function, but this is currently not implemented.
> 
> Signed-off-by: Alberto Garcia <berto@igalia.com>
> ---
>  block/qcow2.c | 6 ++++++
>  1 file changed, 6 insertions(+)

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