Re: [Qemu-devel] [PATCH v8 0/7] backup-top filter driver for backup

[Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>]

29.05.2019 18:46, Vladimir Sementsov-Ogievskiy wrote:
> Hi all!
> 
> These series introduce backup-top driver. It's a filter-node, which
> do copy-before-write operation. Mirror uses filter-node for handling
> guest writes, let's move to filter-node (from write-notifiers) for
> backup too
> 
> v8:
> 01-03: new
> 05: add Max's r-b
> others changed, change description in each patch mail in Notes section.
> 
> v6-v7 was preparing refactoring, which now is in Max's pull request, and
> these series based on it:
> Based-on: https://lists.gnu.org/archive/html/qemu-devel/2019-05/msg06526.html

It merged, so, now the series based on master.

> 
> Vladimir Sementsov-Ogievskiy (7):
>    block: teach bdrv_debug_breakpoint skip filters with backing
>    block: swap operation order in bdrv_append
>    block: allow not one child for implicit node
>    block: introduce backup-top filter driver
>    block/io: refactor wait_serialising_requests
>    block: add lock/unlock range functions
>    block/backup: use backup-top instead of write notifiers
> 
>   block/backup-top.h         |  64 ++++++++
>   include/block/block_int.h  |   4 +
>   block.c                    |  60 +++++--
>   block/backup-top.c         | 322 +++++++++++++++++++++++++++++++++++++
>   block/backup.c             | 171 ++++++++------------
>   block/io.c                 |  68 ++++++--
>   block/Makefile.objs        |   2 +
>   tests/qemu-iotests/056     |   2 +-
>   tests/qemu-iotests/085.out |   2 +-
>   tests/qemu-iotests/129     |   1 -
>   tests/qemu-iotests/141.out |   2 +-
>   11 files changed, 567 insertions(+), 131 deletions(-)
>   create mode 100644 block/backup-top.h
>   create mode 100644 block/backup-top.c
> 


-- 
Best regards,
Vladimir