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[Qemu-block] [PATCH v4 00/11] backup-top filter driver for backup
From: |
Vladimir Sementsov-Ogievskiy |
Subject: |
[Qemu-block] [PATCH v4 00/11] backup-top filter driver for backup |
Date: |
Mon, 15 Oct 2018 19:06:22 +0300 |
Hi all!
These series introduce backup-top driver. It's a filter-node, which
do copy-before-write operation. Mirror uses filter-node for handling
guest writes, let's move to filter-node (from write-notifiers) for
backup too (patch 16)
v4:
fixes, rewrite driver to be implicit, drop new interfaces and
don't move to BdrvDirtyBitmap for now, as it's not obvious will
it be really needed and don't relate to these series more.
v3 was "[PATCH v3 00/18] fleecing-hook driver for backup"
v2 was "[RFC v2] new, node-graph-based fleecing and backup"
These series are based on
[PATCH v4 0/8] dirty-bitmap: rewrite bdrv_dirty_iter_next_area
and
[PATCH 0/2] replication: drop extra sync
Based-on: <address@hidden>
Based-on: <address@hidden>
Vladimir Sementsov-Ogievskiy (11):
block/backup: simplify backup_incremental_init_copy_bitmap
block/backup: move to copy_bitmap with granularity
block: allow serialized reads to intersect
block: improve should_update_child
iotests: handle -f argument correctly for qemu_io_silent
iotests: allow resume_drive by node name
iotests: prepare 055 to graph changes during backup job
block: introduce backup-top filter driver
block: add lock/unlock range functions
block/backup: tiny refactor backup_job_create
block/backup: use backup-top instead of write notifiers
block/backup-top.h | 44 ++++
include/block/block_int.h | 3 +
block.c | 32 ++-
block/backup-top.c | 298 ++++++++++++++++++++++++
block/backup.c | 415 +++++++++++++++++-----------------
block/io.c | 38 +++-
block/Makefile.objs | 2 +
tests/qemu-iotests/055 | 23 +-
tests/qemu-iotests/iotests.py | 16 +-
9 files changed, 641 insertions(+), 230 deletions(-)
create mode 100644 block/backup-top.h
create mode 100644 block/backup-top.c
--
2.18.0
- [Qemu-block] [PATCH v4 00/11] backup-top filter driver for backup,
Vladimir Sementsov-Ogievskiy <=
- [Qemu-block] [PATCH v4 09/11] block: add lock/unlock range functions, Vladimir Sementsov-Ogievskiy, 2018/10/15
- [Qemu-block] [PATCH v4 10/11] block/backup: tiny refactor backup_job_create, Vladimir Sementsov-Ogievskiy, 2018/10/15
- [Qemu-block] [PATCH v4 05/11] iotests: handle -f argument correctly for qemu_io_silent, Vladimir Sementsov-Ogievskiy, 2018/10/15
- [Qemu-block] [PATCH v4 01/11] block/backup: simplify backup_incremental_init_copy_bitmap, Vladimir Sementsov-Ogievskiy, 2018/10/15
- [Qemu-block] [PATCH v4 04/11] block: improve should_update_child, Vladimir Sementsov-Ogievskiy, 2018/10/15
- [Qemu-block] [PATCH v4 03/11] block: allow serialized reads to intersect, Vladimir Sementsov-Ogievskiy, 2018/10/15
- [Qemu-block] [PATCH v4 02/11] block/backup: move to copy_bitmap with granularity, Vladimir Sementsov-Ogievskiy, 2018/10/15
- [Qemu-block] [PATCH v4 11/11] block/backup: use backup-top instead of write notifiers, Vladimir Sementsov-Ogievskiy, 2018/10/15
- [Qemu-block] [PATCH v4 06/11] iotests: allow resume_drive by node name, Vladimir Sementsov-Ogievskiy, 2018/10/15
- [Qemu-block] [PATCH v4 08/11] block: introduce backup-top filter driver, Vladimir Sementsov-Ogievskiy, 2018/10/15