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Re: [PATCH v12 0/3] qcow2: advanced compression options
From: |
Andrey Shinkevich |
Subject: |
Re: [PATCH v12 0/3] qcow2: advanced compression options |
Date: |
Wed, 18 Dec 2019 11:46:27 +0000 |
Pinging...
(please)
On 02/12/2019 15:15, Andrey Shinkevich wrote:
> The compression filter driver is introduced as suggested by Max.
> A sample usage of the filter can be found in the test #214.
> Now, multiple clusters can be written compressed.
> It is useful for the backup job.
>
> v12:
> 01: Missed to change the driver interface .bdrv_co_block_status
> from _status_from_backing to _status_from_file (noticed by
> Vladimir).
>
> Andrey Shinkevich (3):
> block: introduce compress filter driver
> qcow2: Allow writing compressed data of multiple clusters
> tests/qemu-iotests: add case to write compressed data of multiple
> clusters
>
> block/Makefile.objs | 1 +
> block/filter-compress.c | 168
> +++++++++++++++++++++++++++++++++++++++++++++
> block/qcow2.c | 102 +++++++++++++++++++--------
> qapi/block-core.json | 10 +--
> tests/qemu-iotests/214 | 43 ++++++++++++
> tests/qemu-iotests/214.out | 14 ++++
> 6 files changed, 307 insertions(+), 31 deletions(-)
> create mode 100644 block/filter-compress.c
>
--
With the best regards,
Andrey Shinkevich