On 01/28/2016 05:36 AM, Alex Bligh wrote: > > On 27 Jan 2016, at 20:47, Eric Blake <ebl...@redhat.com> wrote: > >>> >>> >>> If not, do I need to use QMP magic instead? >> >> Yes. block-commit is your friend. > > Sadly what I need is block-stream to an intermediate layer (as I > want to merge in the other direction); I don't think that proposal > was ever implemented. > > http://wiki.qemu.org/Features/Snapshots#Streaming_to_an_Intermediate_Layer_.5Bproposal.5D
Alberto was working on it last; this was the most recent mail I found on the topic (just to the qemu-block list): https://lists.gnu.org/archive/html/qemu-block/2015-12/msg00214.html so although I recall some RFC patches having been posted, you are right that it still needs some work to be merged in. -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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