Re: [PATCH v2 00/11] qcow2: make subclusters discardable

[Andrey Drobyshev]

On 6/10/24 11:53 AM, Andrey Drobyshev wrote:
> On 6/3/24 12:19 PM, Andrey Drobyshev wrote:
>> On 5/13/24 9:31 AM, Andrey Drobyshev wrote:
>>> v1: https://lists.nongnu.org/archive/html/qemu-devel/2023-10/msg07223.html
>>>
>>> Andrey Drobyshev (11):
>>>   qcow2: make function update_refcount_discard() global
>>>   qcow2: simplify L2 entries accounting for discard-no-unref
>>>   qcow2: put discard requests in the common queue when discard-no-unref
>>>     enabled
>>>   block/file-posix: add trace event for fallocate() calls
>>>   iotests/common.rc: add disk_usage function
>>>   iotests/290: add test case to check 'discard-no-unref' option behavior
>>>   qcow2: add get_sc_range_info() helper for working with subcluster
>>>     ranges
>>>   qcow2: zeroize the entire cluster when there're no non-zero
>>>     subclusters
>>>   qcow2: make subclusters discardable
>>>   qcow2: zero_l2_subclusters: fall through to discard operation when
>>>     requested
>>>   iotests/271: add test cases for subcluster-based discard/unmap
>>>
>>>  block/file-posix.c           |   1 +
>>>  block/qcow2-cluster.c        | 346 ++++++++++++++++++++++++++++-------
>>>  block/qcow2-refcount.c       |   8 +-
>>>  block/qcow2-snapshot.c       |   6 +-
>>>  block/qcow2.c                |  25 +--
>>>  block/qcow2.h                |   6 +-
>>>  block/trace-events           |   1 +
>>>  tests/qemu-iotests/250       |   5 -
>>>  tests/qemu-iotests/271       |  72 ++++++--
>>>  tests/qemu-iotests/271.out   |  69 ++++++-
>>>  tests/qemu-iotests/290       |  34 ++++
>>>  tests/qemu-iotests/290.out   |  28 +++
>>>  tests/qemu-iotests/common.rc |   6 +
>>>  13 files changed, 490 insertions(+), 117 deletions(-)
>>>
>>
>> Friendly ping
> 
> Ping

Friendly ping