Hi all.

Here is minimal realization of base:allocation context of NBD
block-status extension, which allows to get block status through
NBD.

v2 changes are in each patch after "---" line.

Vladimir Sementsov-Ogievskiy (8):
  nbd/server: add nbd_opt_invalid helper
  nbd/server: add nbd_read_opt_name helper
  nbd: BLOCK_STATUS for standard get_block_status function: server part
  block/nbd-client: save first fatal error in nbd_iter_error
  nbd: BLOCK_STATUS for standard get_block_status function: client part
  iotests.py: tiny refactor: move system imports up
  iotests: add file_path helper
  iotests: new test 209 for NBD BLOCK_STATUS

 block/nbd-client.h            |   6 +
 include/block/nbd.h           |   5 +
 block/nbd-client.c            | 148 ++++++++++++++-
 block/nbd.c                   |   3 +
 nbd/client.c                  | 117 ++++++++++++
 nbd/server.c                  | 413 +++++++++++++++++++++++++++++++++++++++---
 tests/qemu-iotests/209        |  34 ++++
 tests/qemu-iotests/209.out    |   2 +
 tests/qemu-iotests/group      |   1 +
 tests/qemu-iotests/iotests.py |  37 +++-
 10 files changed, 737 insertions(+), 29 deletions(-)
 create mode 100755 tests/qemu-iotests/209
 create mode 100644 tests/qemu-iotests/209.out

-- 
2.11.1


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