[PULL 0/4] Block layer patches

[Kevin Wolf <kwolf@redhat.com>]

The following changes since commit de074358e99b8eb5076d3efa267e44c292c90e3e:

  Merge tag 'pull-target-arm-20251124' of https://gitlab.com/pm215/qemu into staging (2025-11-24 09:03:12 -0800)

are available in the Git repository at:

  https://repo.or.cz/qemu/kevin.git tags/for-upstream

for you to fetch changes up to 59a1cf0cd31597d2f6e2c18dc400a1de8427d47d:

  iotests: add Linux loop device image creation test (2025-11-25 15:26:22 +0100)

----------------------------------------------------------------
Block layer patches

- Image creation: Honour pwrite_zeroes_alignment for zeroing first sector
- block-backend: Fix race (causing a crash) when resuming queued requests

----------------------------------------------------------------
Kevin Wolf (1):
      block-backend: Fix race when resuming queued requests

Stefan Hajnoczi (3):
      file-posix: populate pwrite_zeroes_alignment
      block: use pwrite_zeroes_alignment when writing first sector
      iotests: add Linux loop device image creation test

 include/system/block-backend-io.h             |  1 +
 block.c                                       |  3 +-
 block/block-backend.c                         | 19 +++++++--
 block/file-posix.c                            | 16 ++++++++
 tests/qemu-iotests/tests/loop-create-file     | 59 +++++++++++++++++++++++++++
 tests/qemu-iotests/tests/loop-create-file.out |  8 ++++
 6 files changed, 102 insertions(+), 4 deletions(-)
 create mode 100755 tests/qemu-iotests/tests/loop-create-file
 create mode 100644 tests/qemu-iotests/tests/loop-create-file.out