On 12.01.2015 23:31, Eric Blake wrote:
I was trying to work on a libvirt bug, when I discovered the following:
$ qemu-img create -f qcow2 a.qcow2 10M
Formatting 'a.qcow2', fmt=qcow2 size=10485760 encryption=off
cluster_size=65536 lazy_refcounts=off
$ qemu-img create -f qcow2 \
-obacking_file=
I was trying to work on a libvirt bug, when I discovered the following:
$ qemu-img create -f qcow2 a.qcow2 10M
Formatting 'a.qcow2', fmt=qcow2 size=10485760 encryption=off
cluster_size=65536 lazy_refcounts=off
$ qemu-img create -f qcow2 \
-obacking_file=a.qcow2,backing_fmt=qcow2 b.qcow2
Formatti