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Thu, 3 Mar 2022 19:44:04 +0000 From: Vladimir Sementsov-Ogievskiy To: qemu-block@nongnu.org Cc: qemu-devel@nongnu.org, armbru@redhat.com, fam@euphon.net, stefanha@redhat.com, eblake@redhat.com, hreitz@redhat.com, kwolf@redhat.com, vsementsov@virtuozzo.com, jsnow@redhat.com Subject: [PATCH v6 00/16] Make image fleecing more usable Date: Thu, 3 Mar 2022 20:43:33 +0100 Message-Id: <20220303194349.2304213-1-vsementsov@virtuozzo.com> X-Mailer: git-send-email 2.31.1 X-ClientProxiedBy: VE1PR03CA0038.eurprd03.prod.outlook.com (2603:10a6:803:118::27) To AM9PR08MB6737.eurprd08.prod.outlook.com (2603:10a6:20b:304::18) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 4e9ffadb-aa79-4ae7-cc43-08d9fd4e2c34 X-MS-TrafficTypeDiagnostic: VE1PR08MB4736:EE_ X-Microsoft-Antispam-PRVS: X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255; 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envelope-from=vsementsov@virtuozzo.com; helo=EUR05-VI1-obe.outbound.protection.outlook.com X-Spam_score_int: -6 X-Spam_score: -0.7 X-Spam_bar: / X-Spam_report: (-0.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, PDS_HP_HELO_NORDNS=0.659, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" v6: 11: add comment 15: limit to qcow2 with unsupported compat fix style 16: fix style change log('Backup finished ...') to assertion and comment Vladimir Sementsov-Ogievskiy (16): block/block-copy: move copy_bitmap initialization to block_copy_state_new() block/dirty-bitmap: bdrv_merge_dirty_bitmap(): add return value block/block-copy: block_copy_state_new(): add bitmap parameter block/copy-before-write: add bitmap open parameter block/block-copy: add block_copy_reset() block: intoduce reqlist block/reqlist: reqlist_find_conflict(): use ranges_overlap() block/dirty-bitmap: introduce bdrv_dirty_bitmap_status() block/reqlist: add reqlist_wait_all() block/io: introduce block driver snapshot-access API block: introduce snapshot-access block driver block: copy-before-write: realize snapshot-access API iotests/image-fleecing: add test-case for fleecing format node iotests.py: add qemu_io_pipe_and_status() iotests/image-fleecing: add test case with bitmap iotests/image-fleecing: test push backup with fleecing qapi/block-core.json | 14 +- include/block/block-copy.h | 2 + include/block/block_int.h | 33 +++ include/block/dirty-bitmap.h | 4 +- include/block/reqlist.h | 75 ++++++ include/qemu/hbitmap.h | 12 + block/block-copy.c | 150 +++++------ block/copy-before-write.c | 265 +++++++++++++++++++- block/dirty-bitmap.c | 15 +- block/io.c | 69 +++++ block/monitor/bitmap-qmp-cmds.c | 5 +- block/reqlist.c | 85 +++++++ block/snapshot-access.c | 132 ++++++++++ util/hbitmap.c | 33 +++ MAINTAINERS | 5 +- block/meson.build | 2 + tests/qemu-iotests/257.out | 224 +++++++++++++++++ tests/qemu-iotests/iotests.py | 3 + tests/qemu-iotests/tests/image-fleecing | 185 +++++++++++--- tests/qemu-iotests/tests/image-fleecing.out | 223 +++++++++++++++- 20 files changed, 1394 insertions(+), 142 deletions(-) create mode 100644 include/block/reqlist.h create mode 100644 block/reqlist.c create mode 100644 block/snapshot-access.c