Re: [PATCH v6 1/3] block: introduce compress filter driver

[Vladimir Sementsov-Ogievskiy]

11.11.2019 23:47, Eric Blake wrote:
> On 11/11/19 10:04 AM, Andrey Shinkevich wrote:
>> Allow writing all the data compressed through the filter driver.
>> The written data will be aligned by the cluster size.
>> Based on the QEMU current implementation, that data can be written to
>> unallocated clusters only. May be used for a backup job.
>>
>> Suggested-by: Max Reitz <address@hidden>
>> Signed-off-by: Andrey Shinkevich <address@hidden>
>> ---
>>   block/Makefile.objs     |   1 +
>>   block/filter-compress.c | 212 
>> ++++++++++++++++++++++++++++++++++++++++++++++++
>>   qapi/block-core.json    |  10 ++-
>>   3 files changed, 219 insertions(+), 4 deletions(-)
>>   create mode 100644 block/filter-compress.c
> 
>> +++ b/qapi/block-core.json
>> @@ -2884,15 +2884,16 @@
>>   # @copy-on-read: Since 3.0
>>   # @blklogwrites: Since 3.0
>>   # @blkreplay: Since 4.2
>> +# @compress: Since 4.2
> 
> Are we still trying to get this in 4.2, even though soft freeze is past?  Or 
> are we going to have to defer it to 5.0 as a new feature?
> 

5.0 of course

-- 
Best regards,
Vladimir