[Qemu-block] [PULL 00/31] Block layer patches

[Kevin Wolf]

The following changes since commit 6ed5546fa7bf12c5b87ef76bafb86e1d77ed6e85:

  Merge remote-tracking branch 
'remotes/mjt/tags/pull-trivial-patches-2016-06-07' into staging (2016-06-07 
16:34:45 +0100)

are available in the git repository at:


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

for you to fetch changes up to 55d539c8f75abab70301a43d8c94b976f6ddc358:

  qemu-img bench: Add --flush-interval (2016-06-08 10:21:09 +0200)

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

----------------------------------------------------------------
Colin Lord (1):
      blockdev: clean up error handling in do_open_tray

Denis V. Lunev (4):
      block: split write_zeroes always
      qcow2: simplify logic in qcow2_co_write_zeroes
      qcow2: add tracepoints for qcow2_co_write_zeroes
      qcow2: avoid extra flushes in qcow2

Eric Blake (15):
      qemu-iotests: Test one more spot for optimizing write_zeroes
      qcow2: Catch more unaligned write_zero into zero cluster
      iscsi: Use block size as minimum zero/discard alignment
      block: Track write zero limits in bytes
      block: Add .bdrv_co_pwrite_zeroes()
      block: Switch bdrv_write_zeroes() to byte interface
      iscsi: Convert to bdrv_co_pwrite_zeroes()
      qcow2: Convert to bdrv_co_pwrite_zeroes()
      blkreplay: Convert to bdrv_co_pwrite_zeroes()
      gluster: Convert to bdrv_co_pwrite_zeroes()
      qed: Convert to bdrv_co_pwrite_zeroes()
      raw-posix: Convert to bdrv_co_pwrite_zeroes()
      raw_bsd: Convert to bdrv_co_pwrite_zeroes()
      vmdk: Convert to bdrv_co_pwrite_zeroes()
      block: Kill bdrv_co_write_zeroes()

Fam Zheng (1):
      raw-posix: Fetch max sectors for host block device

Kevin Wolf (9):
      migration/block: Convert load to BlockBackend
      migration/block: Convert saving to BlockBackend
      block: Fix bdrv_all_delete_snapshot() error handling
      block: Don't emulate natively supported pwritev flags
      qemu-img bench
      qemu-img bench: Sequential writes
      qemu-img bench: Make start offset configurable
      qemu-img bench: Implement -S (step size)
      qemu-img bench: Add --flush-interval

Peter Lieven (1):
      block: assert that bs->request_alignment is a power of 2

 block.c                    |   2 +-
 block/blkreplay.c          |   8 +-
 block/gluster.c            |  14 +-
 block/io.c                 | 121 +++++++++--------
 block/iscsi.c              |  72 ++++++----
 block/parallels.c          |   4 +-
 block/qcow2-cache.c        |  11 +-
 block/qcow2-cluster.c      |   3 +-
 block/qcow2.c              |  91 ++++++-------
 block/qcow2.h              |   1 +
 block/qed.c                |  35 +++--
 block/raw-posix.c          |  58 +++++---
 block/raw_bsd.c            |  10 +-
 block/snapshot.c           |   3 -
 block/vmdk.c               |  18 ++-
 blockdev.c                 |  46 ++++---
 include/block/block.h      |  10 +-
 include/block/block_int.h  |  16 ++-
 migration/block.c          | 147 ++++++++++++--------
 qemu-img-cmds.hx           |   6 +
 qemu-img.c                 | 329 +++++++++++++++++++++++++++++++++++++++++++++
 qemu-img.texi              |  24 ++++
 tests/qemu-iotests/034     |   2 +-
 tests/qemu-iotests/154     |  42 +++++-
 tests/qemu-iotests/154.out |  55 +++++++-
 trace-events               |   6 +-
 26 files changed, 831 insertions(+), 303 deletions(-)