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Re: [Qemu-devel] [PATCH V12 0/6] add-cow file format
From: |
Dong Xu Wang |
Subject: |
Re: [Qemu-devel] [PATCH V12 0/6] add-cow file format |
Date: |
Thu, 23 Aug 2012 13:34:47 +0800 |
Anyone can give me some comments? That will be very grateful..
On Fri, Aug 10, 2012 at 11:39 PM, Dong Xu Wang
<address@hidden> wrote:
> 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, 2012/08/10
- [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 <=