[Qemu-devel] [PULL 00/42] Block patches

[Kevin Wolf <kwolf@redhat.com>]

The following changes since commit cebbae86b4f7ee3d3dd9df906b97d269e70d9cc7:

  Merge remote-tracking branch 'remotes/stefanha/tags/net-pull-request' into staging (2015-02-06 14:35:52 +0000)

are available in the git repository at:


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

for you to fetch changes up to 8c44dfbc62a50a8bc4113f199b8662861f757591:

  qcow2: Rewrite qcow2_alloc_bytes() (2015-02-06 17:24:22 +0100)

----------------------------------------------------------------
Block patches for 2.3

----------------------------------------------------------------
Alberto Garcia (1):
      block: Give always priority to unused entries in the qcow2 L2 cache

Denis V. Lunev (7):
      block/raw-posix: create translate_err helper to merge errno values
      block/raw-posix: create do_fallocate helper
      block/raw-posix: refactor handle_aiocb_write_zeroes a bit
      block: use fallocate(FALLOC_FL_ZERO_RANGE) in handle_aiocb_write_zeroes
      block/raw-posix: call plain fallocate in handle_aiocb_write_zeroes
      block: use fallocate(FALLOC_FL_PUNCH_HOLE) & fallocate(0) to write zeroes
      nbd: fix max_discard/max_transfer_length

Don Slutz (1):
      qemu-img: Add QEMU_PKGVERSION to QEMU_IMG_VERSION

Dr. David Alan Gilbert (2):
      Restore atapi_dma flag across migration
      atapi migration: Throw recoverable error to avoid recovery

Fam Zheng (2):
      qed: Really remove unused field QEDAIOCB.finished
      qemu-iotests: Fix supported_oses check

Francesco Romani (1):
      block: add event when disk usage exceeds threshold

Jeff Cody (1):
      block: fix off-by-one error in qcow and qcow2

Max Reitz (6):
      iotests: Specify format for qemu-nbd
      iotests: Fix 083
      iotests: Fix 100 for nbd
      iotests: Fix 104 for NBD
      nbd: Improve error messages
      qcow2: Rewrite qcow2_alloc_bytes()

Peter Lieven (7):
      block: change default for discard and write zeroes to INT_MAX
      block: add accounting for merged requests
      hw/virtio-blk: add a constant for max number of merged requests
      block-backend: expose bs->bl.max_transfer_length
      virtio-blk: introduce multiread
      virtio-blk: add a knob to disable request merging
      block: introduce BDRV_REQUEST_MAX_SECTORS

Peter Wu (12):
      block/dmg: properly detect the UDIF trailer
      block/dmg: extract mish block decoding functionality
      block/dmg: extract processing of resource forks
      block/dmg: process a buffer instead of reading ints
      block/dmg: validate chunk size to avoid overflow
      block/dmg: process XML plists
      block/dmg: set virtual size to a non-zero value
      block/dmg: fix sector data offset calculation
      block/dmg: use SectorNumber from BLKX header
      block/dmg: factor out block type check
      block/dmg: support bzip2 block entry types
      block/dmg: improve zeroes handling

Stefan Hajnoczi (2):
      qed: check for header size overflow
      qemu-iotests: add 116 invalid QED input file tests

 block.c                          |  35 +--
 block/Makefile.objs              |   2 +
 block/accounting.c               |   7 +
 block/block-backend.c            |   5 +
 block/dmg.c                      | 502 ++++++++++++++++++++++++++++++---------
 block/nbd-client.c               |   4 +-
 block/nbd-client.h               |   2 +-
 block/nbd.c                      |  11 +-
 block/qapi.c                     |   5 +
 block/qcow.c                     |   2 +-
 block/qcow2-cache.c              |   4 +-
 block/qcow2-refcount.c           |  78 +++---
 block/qcow2.c                    |   2 +-
 block/qed.c                      |   5 +
 block/qed.h                      |   1 -
 block/raw-posix.c                | 125 +++++++---
 block/write-threshold.c          | 125 ++++++++++
 configure                        |  50 ++++
 hmp.c                            |   6 +-
 hw/block/dataplane/virtio-blk.c  |   8 +-
 hw/block/virtio-blk.c            | 299 +++++++++++++++--------
 hw/ide/atapi.c                   |  17 ++
 hw/ide/core.c                    |   1 +
 hw/ide/internal.h                |   2 +
 hw/ide/pci.c                     |  11 +
 include/block/accounting.h       |   3 +
 include/block/block.h            |   3 +
 include/block/block_int.h        |   4 +
 include/block/nbd.h              |   2 +-
 include/block/write-threshold.h  |  64 +++++
 include/hw/virtio/virtio-blk.h   |  18 +-
 include/sysemu/block-backend.h   |   1 +
 nbd.c                            |  42 ++--
 qapi/block-core.json             |  60 ++++-
 qemu-img.c                       |   2 +-
 qemu-nbd.c                       |   7 +-
 qmp-commands.hx                  |  54 ++++-
 tests/Makefile                   |   3 +
 tests/qemu-iotests/067.out       |   5 +
 tests/qemu-iotests/083           |   3 +-
 tests/qemu-iotests/083.out       |  81 +++----
 tests/qemu-iotests/100           |  12 +
 tests/qemu-iotests/104           |   9 +-
 tests/qemu-iotests/116           |  96 ++++++++
 tests/qemu-iotests/116.out       |  37 +++
 tests/qemu-iotests/common.filter |   1 +
 tests/qemu-iotests/common.rc     |   2 +-
 tests/qemu-iotests/group         |   1 +
 tests/qemu-iotests/iotests.py    |   2 +-
 tests/test-write-threshold.c     | 119 ++++++++++
 trace-events                     |   1 +
 51 files changed, 1531 insertions(+), 410 deletions(-)
 create mode 100644 block/write-threshold.c
 create mode 100644 include/block/write-threshold.h
 create mode 100755 tests/qemu-iotests/116
 create mode 100644 tests/qemu-iotests/116.out
 create mode 100644 tests/test-write-threshold.c