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Re: [PATCH v2 00/11] qcow2: make subclusters discardable
From: |
Andrey Drobyshev |
Subject: |
Re: [PATCH v2 00/11] qcow2: make subclusters discardable |
Date: |
Mon, 15 Jul 2024 10:44:43 +0300 |
User-agent: |
Mozilla Thunderbird |
On 7/8/24 10:06 AM, Andrey Drobyshev wrote:
> On 6/24/24 10:43 AM, Andrey Drobyshev wrote:
>> On 6/17/24 9:39 AM, Andrey Drobyshev wrote:
>>> 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
>>
>> Yet another one
>
> Ping
Another ping