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[Qemu-devel] [PATCH 00/16] block: Get rid of bdrv_swap()


From: Kevin Wolf
Subject: [Qemu-devel] [PATCH 00/16] block: Get rid of bdrv_swap()
Date: Thu, 17 Sep 2015 15:48:04 +0200

bdrv_swap() has always been an ugly hack that we would rather have
avoided.  When it was introduced, we simply didn't have the
infrastructure to update pointers instead of transplanting the contents
of BDS object, so we grudgingly added bdrv_swap() as a quick solution.
Meanwhile, most of the infrastructure exists and this series implements
the final step necessary to implement the required functionality in a
less adventurous way.

Kevin Wolf (16):
  block: Introduce BDS.file_child
  vmdk: Use BdrvChild instead of BDS for references to extents
  blkverify: Convert s->test_file to BdrvChild
  quorum: Convert to BdrvChild
  block: Convert bs->file to BdrvChild
  block: Remove bdrv_open_image()
  block: Convert bs->backing_hd to BdrvChild
  block: Manage backing file references in bdrv_set_backing_hd()
  block: Split bdrv_move_feature_fields()
  block/io: Make bdrv_requests_pending() public
  block-backend: Add blk_set_bs()
  block: Introduce parents list
  block: Implement bdrv_append() without bdrv_swap()
  blockjob: Store device name at job creation
  block: Add and use bdrv_replace_in_backing_chain()
  block: Remove bdrv_swap()

 block.c                   | 465 +++++++++++++++++++---------------------------
 block/blkdebug.c          |  32 ++--
 block/blkverify.c         |  68 +++----
 block/block-backend.c     |  16 ++
 block/bochs.c             |   8 +-
 block/cloop.c             |  10 +-
 block/dmg.c               |  20 +-
 block/io.c                |  76 ++++----
 block/mirror.c            |  19 +-
 block/parallels.c         |  38 ++--
 block/qapi.c              |  10 +-
 block/qcow.c              |  46 ++---
 block/qcow2-cache.c       |  11 +-
 block/qcow2-cluster.c     |  42 +++--
 block/qcow2-refcount.c    |  45 ++---
 block/qcow2-snapshot.c    |  30 +--
 block/qcow2.c             |  68 +++----
 block/qed-table.c         |   4 +-
 block/qed.c               |  51 +++--
 block/quorum.c            |  63 ++++---
 block/raw_bsd.c           |  40 ++--
 block/snapshot.c          |  12 +-
 block/stream.c            |  27 +--
 block/vdi.c               |  17 +-
 block/vhdx-log.c          |  25 +--
 block/vhdx.c              |  36 ++--
 block/vmdk.c              | 133 ++++++-------
 block/vpc.c               |  34 ++--
 block/vvfat.c             |  19 +-
 blockdev.c                |   6 +-
 blockjob.c                |   8 +-
 include/block/block.h     |  15 +-
 include/block/block_int.h |  20 +-
 include/block/blockjob.h  |   8 +
 include/qemu/queue.h      |   6 -
 qemu-img.c                |  24 +--
 36 files changed, 755 insertions(+), 797 deletions(-)

-- 
1.8.3.1




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