On 7/11/19 8:29 AM, Max Reitz wrote:
> When preallocating an encrypted qcow2 image, it just lets the protocol
> driver write data and then does not mark the clusters as zero.
> Therefore, reading this image will yield effectively random data.
> As such, we have not fulfilled the promise of always writing zeroes when
> preallocating an image in a while.  It seems that nobody has really
> cared, so change the documentation to conform to qemu's actual behavior.
> Signed-off-by: Max Reitz <mre...@redhat.com>
> ---

Reviewed-by: Eric Blake <ebl...@redhat.com>

Eric Blake, Principal Software Engineer
Red Hat, Inc.           +1-919-301-3226
Virtualization:  qemu.org | libvirt.org

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