Or rather, move its functionality into nbd-server-add.  And as
a side effect, teach qemu-nbd how to export a persistent bitmap
without having to go through a qemu process and several QMP
commands.

Based-on: <20181221093529.23855-1-jsnow@redhat.com>
[0/11 bitmaps: remove x- prefix from QMP api]

Available at: https://repo.or.cz/qemu/ericb.git nbd-bitmap-add-v2

Since v1:
- add new patch 1 allowing bitmaps with writable exports
- add coverage in iotest 223
- fix logic bug that rendered qemu-nbd -B useless
- drop support for bitmap-export-name remapping

001/6:[down] 'nbd: Only require disabled bitmap for read-only exports'
002/6:[----] [--] 'nbd: Merge nbd_export_set_name into nbd_export_new'
003/6:[0056] [FC] 'nbd: Allow bitmap export during QMP nbd-server-add'
004/6:[----] [--] 'nbd: Remove x-nbd-server-add-bitmap'
005/6:[0042] [FC] 'nbd: Merge nbd_export_bitmap into nbd_export_new'
006/6:[0041] [FC] 'qemu-nbd: Add --bitmap=NAME option'

Eric Blake (6):
  nbd: Only require disabled bitmap for read-only exports
  nbd: Merge nbd_export_set_name into nbd_export_new
  nbd: Allow bitmap export during QMP nbd-server-add
  nbd: Remove x-nbd-server-add-bitmap
  nbd: Merge nbd_export_bitmap into nbd_export_new
  qemu-nbd: Add --bitmap=NAME option

 qemu-nbd.texi              |   4 ++
 qapi/block.json            |  30 ++-------
 include/block/nbd.h        |  12 ++--
 blockdev-nbd.c             |  31 ++-------
 hmp.c                      |   5 +-
 nbd/server.c               | 129 ++++++++++++++++---------------------
 qemu-nbd.c                 |  15 +++--
 tests/qemu-iotests/223     |  39 ++++++++---
 tests/qemu-iotests/223.out |  19 ++++--
 9 files changed, 132 insertions(+), 152 deletions(-)

-- 
2.20.1