On 07/20/2015 11:45 AM, Max Reitz wrote:
> This structure will store some of the state of the root BDS if the BDS
> tree is removed, so that state can be restored once a new BDS tree is
> inserted.
> 
> Signed-off-by: Max Reitz <mreitz@redhat.com>
> ---
>  block/block-backend.c          | 37 +++++++++++++++++++++++++++++++++++++
>  include/block/block_int.h      | 10 ++++++++++
>  include/qemu/typedefs.h        |  1 +
>  include/sysemu/block-backend.h |  2 ++
>  4 files changed, 50 insertions(+)

Reviewed-by: Eric Blake <eblake@redhat.com>

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org