On 4/30/20 8:30 AM, Kevin Wolf wrote:
When overwriting a zero cluster, we must not perform copy-on-write from
the backing file, but from a zeroed buffer.

Signed-off-by: Kevin Wolf <kw...@redhat.com>
---
  block/vmdk.c | 18 ++++++++++++------
  1 file changed, 12 insertions(+), 6 deletions(-)


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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