On 12/02/2015 04:07, Wen Congyang wrote: > Wen Congyang (14): > docs: block replication's description > quorom: add a new read pattern > quorum: ignore 0-length child > Add new block driver interfaces to control disk replication > quorom: implement block driver interfaces for block replication > NBD client: connect to nbd server later > NBD client: implement block driver interfaces for block replication > block: add a new API to create a hidden BlockBackend > block: give backing image its own BlockBackend > allow the backing image access the origin BlockDriverState > allow writing to the backing file > Add disk buffer for block replication > COW: move cow interfaces to a seperate file > COLO: implement a new block driver
Hi Wen, sorry for the delay. Kevin and Max need to review this series, as they are the most comfortable with BlockDriverState vs. BlockBackend. I suspect you cannot unconditionally give a separate BlockBackend to each backing image, but they can hopefully suggest how to proceed. Paolo
