[Qemu-devel] [PATCH 0/3] blockjob: correct backup cluster size for incremental backups

[John Snow]

Incremental backups sometimes need a non-64KiB transfer cluster size.
See patch #2 for the detailed justificaton.

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For convenience, this branch is available at:
https://github.com/jnsnow/qemu.git branch incremental-granularity-fix
https://github.com/jnsnow/qemu/tree/incremental-granularity-fix

This version is tagged incremental-granularity-fix-v1:
https://github.com/jnsnow/qemu/releases/tag/incremental-granularity-fix-v1

John Snow (3):
  block/backup: make backup cluster size configurable
  block/backup: avoid copying less than full target clusters
  iotests/124: Add cluster_size mismatch test

 block/backup.c             | 68 ++++++++++++++++++++++++++--------------------
 tests/qemu-iotests/124     | 58 +++++++++++++++++++++++++++++++++++----
 tests/qemu-iotests/124.out |  4 +--
 3 files changed, 93 insertions(+), 37 deletions(-)

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2.4.3