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[Qemu-devel] [PATCH V12 0/6] add-cow file format
From: |
Dong Xu Wang |
Subject: |
[Qemu-devel] [PATCH V12 0/6] add-cow file format |
Date: |
Fri, 10 Aug 2012 23:39:39 +0800 |
This will introduce a new file format: add-cow.
add-cow can benefit from other available functions, such as path_has_protocol
and
qed_read_string, so we will make them public.
Now add-cow is still using QEMUOptionParameter, not QemuOpts, I will send a
separate patch series to convert.
snapshot_blkdev are not supported now for add-cow, after converting
QEMUOptionParameter
to QemuOpts, will add related code.
v11->v12:
1) Removed un-used feature bit.
2) Share cache code with qcow2.c.
3) Remove snapshot_blkdev support, will add it in another patch.
5) COW Bitmap field in add-cow file will be multiple of 65536.
6) fix grammer and typo.
Dong Xu Wang (6):
docs: document for add cow file format
make path_has_protocol non-static
qed_read_string to bdrv_read_string
rename qcow2-cache.c to block-cache.c
add-cow file format
qemu-iotests
block.c | 29 ++-
block.h | 6 +
block/Makefile.objs | 4 +-
block/add-cow.c | 613 ++++++++++++++++++++++++++++++++++++++++++
block/add-cow.h | 85 ++++++
block/qcow2-cache.c | 323 ----------------------
block/qcow2-cluster.c | 66 +++--
block/qcow2-refcount.c | 66 +++--
block/qcow2.c | 36 ++--
block/qcow2.h | 24 +--
block/qed.c | 29 +--
block_int.h | 2 +
docs/specs/add-cow.txt | 123 +++++++++
tests/qemu-iotests/017 | 2 +-
tests/qemu-iotests/020 | 2 +-
tests/qemu-iotests/check | 4 +-
tests/qemu-iotests/common | 6 +
tests/qemu-iotests/common.rc | 19 ++
trace-events | 13 +-
19 files changed, 994 insertions(+), 458 deletions(-)
create mode 100644 block/add-cow.c
create mode 100644 block/add-cow.h
delete mode 100644 block/qcow2-cache.c
create mode 100644 docs/specs/add-cow.txt
- [Qemu-devel] [PATCH V12 0/6] add-cow file format,
Dong Xu Wang <=
- [Qemu-devel] [PATCH V12 1/6] docs: document for add-cow file format, Dong Xu Wang, 2012/08/10
- [Qemu-devel] [PATCH V12 2/6] make path_has_protocol non-static, Dong Xu Wang, 2012/08/10
- [Qemu-devel] [PATCH V12 3/6] qed_read_string to bdrv_read_string, Dong Xu Wang, 2012/08/10
- [Qemu-devel] [PATCH V12 4/6] rename qcow2-cache.c to block-cache.c, Dong Xu Wang, 2012/08/10
- [Qemu-devel] [PATCH V12 6/6] add-cow: add qemu-iotests support, Dong Xu Wang, 2012/08/10
- [Qemu-devel] [PATCH V12 5/6] add-cow file format, Dong Xu Wang, 2012/08/10
- Re: [Qemu-devel] [PATCH V12 0/6] add-cow file format, Dong Xu Wang, 2012/08/23