[Qemu-block] [PATCH 0/4] qcow2: Preallocation fixes

[Kevin Wolf]

Kevin Wolf (4):
  qcow2: Avoid COW during metadata preallocation
  qcow2: Fix preallocation bdrv_pwrite to wrong file
  qcow2: Add errp to preallocate_co()
  qcow2: Fix full preallocation with external data file

 block/qcow2.c | 47 +++++++++++++++++++++++++++--------------------
 1 file changed, 27 insertions(+), 20 deletions(-)

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2.20.1