> Is it worthy to implement it? Maybe, I think once we start to assign node-name to each BDS in the tree, this will be natural to implement.
> And does qemu support commit any external snapshot to its backing file? Yes.
> Is it worthy to implement it? Maybe, I think once we start to assign node-name to each BDS in the tree, this will be natural to implement.
> And does qemu support commit any external snapshot to its backing file? Yes.