Re: [Qemu-devel] [PATCH 38/54] backup: Use real permissions in backup block job

[Max Reitz]

On 21.02.2017 15:58, Kevin Wolf wrote:
> The backup block job doesn't have very complicated requirements: It
> needs to read from the source and write to the target, but it's fine
> with either side being changed. The only restriction is that we can't
> resize the image because the job uses a cached value.
> 
> qemu-iotests 055 needs to be changed because it used a target which was
> already attached to a virtio-blk device. The permission system correctly
> forbids this (virtio-blk can't accept another writer with its default
> share-rw=off).
> 
> Signed-off-by: Kevin Wolf <address@hidden>
> ---
>  block/backup.c         | 15 ++++++++++-----
>  tests/qemu-iotests/055 | 11 +++++++----
>  2 files changed, 17 insertions(+), 9 deletions(-)

Not sure how much sense it makes to allow other writers on the target
node, but it's not as if the backup block job itself would care:

Reviewed-by: Max Reitz <address@hidden>

signature.asc
Description: OpenPGP digital signature