[Devel] [PATCH VZ9 0/5] dm-qcow2: make backward merge asyncronous

[Pavel Tikhomirov]

That can be usefull for restarting qemu process while allowing backward
merging to run asyncronously in kernel.

https://virtuozzo.atlassian.net/browse/VSTOR-100466
Signed-off-by: Pavel Tikhomirov <ptikhomirov at virtuozzo.com>

Pavel Tikhomirov (5):
  dm-qcow2: fix warning about wrong printk format for size_t
  dm-qcow2: cleanup error handling in qcow2_merge_backward
  dm-qcow2: make merge_backward command asyncronous
  dm-qcow2: add merge_backward set_eventfd command
  dm-qcow2: add merge_backward progress command

 drivers/md/dm-qcow2-cmd.c    | 265 +++++++++++++++++++++++++++++++----
 drivers/md/dm-qcow2-map.c    |   4 +-
 drivers/md/dm-qcow2-target.c |   6 +
 drivers/md/dm-qcow2.h        |  35 +++++
 4 files changed, 284 insertions(+), 26 deletions(-)

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2.48.1