Re: [Qemu-devel] [PATCH 0/3] mirror: Fix behavior for zero byte image

[Eric Blake]

On 06/04/2014 09:42 PM, Fam Zheng wrote:
> The current behavior of mirroring zero byte image is slightly different from
> non-zero image: the BLOCK_JOB_READY event is skipped and job is completed
> immediately. This is not a big problem for human user but only makes 
> management
> software harder to write. Since we are focusing on an good API instead of UI,
> let's make the behavior more consistent and predictable.
> 
> The first patch fixes the behavior. The following two patches add test case 
> for
> the involved code path.
> 
> Thanks for Eric Blake to report this!
> 
> Fam
> 

Thanks for a speedy fix.

Series: Reviewed-by: Eric Blake <address@hidden>

> 
> Fam Zheng (3):
>   mirror: Go through ready -> complete process for 0 len image
>   qemu-iotests: Test BLOCK_JOB_READY event for 0Kb image active commit
>   qemu-iotests: Test 0-length image for mirror
> 
>  block/mirror.c             | 11 ++++++++++-
>  tests/qemu-iotests/040     | 11 ++++++++++-
>  tests/qemu-iotests/040.out |  4 ++--
>  tests/qemu-iotests/041     |  5 +++++
>  tests/qemu-iotests/041.out |  4 ++--
>  5 files changed, 29 insertions(+), 6 deletions(-)
> 

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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