[Qemu-devel] [PATCH V2 0/4] export internal snapshot by qemu-nbd

[Wenchao Xia <xiawenc@linux.vnet.ibm.com>]

This series allow user to read internal snapshot's contents without qemu-img
convert.

V2:
  Address Stefan's comments:
  02: add 'fall through' comments in the case statement.
  03: add doc about the difference of internal snapshot and backing chain
snapshot, which is used in previous '--snapshot' parameter.
  Other:
  01,04: rebased on upstream with conflict resolved.

Wenchao Xia (4):
  1 snapshot: distinguish id and name in load_tmp
  2 qemu-nbd: support internal snapshot export
  3 qemu-nbd: add doc for internal snapshot export
  4 qemu-iotests: add 058 internal snapshot export with qemu-nbd case

 block/qcow2-snapshot.c     |   16 +++++++-
 block/qcow2.h              |    5 ++-
 block/snapshot.c           |   37 ++++++++++++++++++-
 include/block/block_int.h  |    4 ++-
 include/block/snapshot.h   |    4 ++-
 qemu-img.c                 |   14 ++++++-
 qemu-nbd.c                 |   62 ++++++++++++++++++++++++++++++-
 qemu-nbd.texi              |    8 ++++-
 tests/qemu-iotests/058     |   87 ++++++++++++++++++++++++++++++++++++++++++++
 tests/qemu-iotests/058.out |   26 +++++++++++++
 tests/qemu-iotests/group   |    1 +
 11 files changed, 252 insertions(+), 12 deletions(-)
 create mode 100755 tests/qemu-iotests/058
 create mode 100644 tests/qemu-iotests/058.out