Re: [Qemu-devel] [PATCH v4 3/3] qemu-img: rebase: Reuse in-chain BlockDriverState

[Max Reitz]

On 23.05.19 17:44, Sam Eiderman wrote:
> If a chain was detected, don't open a new BlockBackend from the target
> backing file which will create a new BlockDriverState. Instead, create
> an empty BlockBackend and attach the already open BlockDriverState.
> 
> Permissions for blk_new() were copied from blk_new_open() when
> flags = 0.
> 
> Reviewed-by: Karl Heubaum <address@hidden>
> Reviewed-by: Eyal Moscovici <address@hidden>
> Signed-off-by: Sagi Amit <address@hidden>
> Co-developed-by: Sagi Amit <address@hidden>
> Signed-off-by: Sam Eiderman <address@hidden>
> ---
>  qemu-img.c | 33 +++++++++++++++++++++++----------
>  1 file changed, 23 insertions(+), 10 deletions(-)

Reviewed-by: Max Reitz <address@hidden>

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