[PULL v2 00/15] NBD patches through 2026-10-08

[Eric Blake <eblake@redhat.com>]

The following changes since commit 615ece3c406b262996e569f29ea6eed0d81c4d8d:

  Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging (2026-10-09 15:49:53 +0200)

are available in the Git repository at:

  https://gitlab.com/ebblake/qemu.git tags/pull-nbd-2026-10-08-v2

for you to fetch changes up to 3d794bcd554c3dc196685faf382fdffe7243e674:

  iotests/iothreads-nbd-export: Skip on s390 (2026-10-12 16:23:50 -0500)

[v2: sending only the updated cover letter and patch 2/15]

----------------------------------------------------------------
NBD patches through 2026-10-08

Several fixes, including:
- Eric Blake: Update MAINTAINERS, support qemu-nbd -s -l
- Fiona Ebner: Report flush error on qemu-img convert
- Guillaume Vinke: Fix NBD client on dead connection
- Denis V. Lunev: Fix postcopy dirty bitmap migration
- Eric Farman: Several iotest improvements

----------------------------------------------------------------
Denis V. Lunev (3):
      migration: add QEMU_COUNTED_STRING_SIZE for counted string buffers
      migration/block-dirty-bitmap: fix postcopy abort with bitmaps on several nodes
      iotests/migrate-bitmaps-postcopy-test: add a bitmap on a second node

Eric Blake (2):
      maint: Update eblake's staging repo
      qemu-nbd: Support -s and -l at the same time

Eric Farman (4):
      iotests/nbd-in-qcow2-chain: use default machine
      iotests/nbd-tls-iothread: skip on non-x86 hardware
      iotests/fuse-truncate: skip if FUSE is not usable
      iotests/iothreads-nbd-export: Skip on s390

Fiona Ebner (4):
      iotests: add test cases for failing flush after qemu-img convert
      iotests.py: add filter_qemu()
      block: report flush error during bdrv_close()
      qemu-img: convert: flush target image after copying

Guillaume Vincke (2):
      nbd/client-connection: Fix client returning a closed channel
      iotests: Add coverage for NBD connect thread start delay

 docs/tools/qemu-nbd.rst                            |  7 +-
 include/migration/qemu-file-types.h                |  6 +-
 block.c                                            | 13 +++-
 migration/block-dirty-bitmap.c                     | 62 ++++++++++++++--
 migration/qemu-file.c                              |  5 +-
 nbd/client-connection.c                            | 32 +++++++++
 qemu-img.c                                         |  8 ++-
 qemu-nbd.c                                         | 22 +++++-
 MAINTAINERS                                        |  4 +-
 tests/qemu-iotests/026                             | 10 +--
 tests/qemu-iotests/026.out                         | 84 ++++++++++++++++++++++
 tests/qemu-iotests/071                             |  2 +-
 tests/qemu-iotests/071.out                         |  2 +
 tests/qemu-iotests/080.out                         |  2 +
 tests/qemu-iotests/098.out                         |  4 ++
 tests/qemu-iotests/122                             | 33 +++++++++
 tests/qemu-iotests/122.out                         | 17 +++++
 tests/qemu-iotests/244                             |  2 +-
 tests/qemu-iotests/244.out                         |  1 +
 tests/qemu-iotests/iotests.py                      |  4 ++
 tests/qemu-iotests/tests/file-io-error             |  2 +-
 tests/qemu-iotests/tests/file-io-error.out         |  2 +
 tests/qemu-iotests/tests/fuse-truncate             |  9 ++-
 tests/qemu-iotests/tests/iothreads-nbd-export      |  5 ++
 .../tests/migrate-bitmaps-postcopy-test            | 21 ++++++
 tests/qemu-iotests/tests/nbd-in-qcow2-chain        |  2 +-
 tests/qemu-iotests/tests/nbd-stale-connection      | 62 ++++++++++++++++
 tests/qemu-iotests/tests/nbd-stale-connection.out  | 17 +++++
 tests/qemu-iotests/tests/nbd-tls-iothread          |  4 ++
 tests/qemu-iotests/tests/qemu-nbd-snapshots        | 81 +++++++++++++++++++++
 tests/qemu-iotests/tests/qemu-nbd-snapshots.out    | 39 ++++++++++
 tests/qemu-iotests/tests/qsd-migrate               |  5 +-
 tests/qemu-iotests/tests/qsd-migrate.out           |  1 +
 33 files changed, 537 insertions(+), 33 deletions(-)
 create mode 100755 tests/qemu-iotests/tests/nbd-stale-connection
 create mode 100644 tests/qemu-iotests/tests/nbd-stale-connection.out
 create mode 100755 tests/qemu-iotests/tests/qemu-nbd-snapshots
 create mode 100644 tests/qemu-iotests/tests/qemu-nbd-snapshots.out

-- 
2.56.0