Re: [PATCH v3 3/4] block-backend: fix edge case in bdrv_next_cleanup() where BDS associated to BB changes

[Stefan Hajnoczi]

On Fri, Mar 22, 2024 at 10:50:08AM +0100, Fiona Ebner wrote:
> Same rationale as for commit "block-backend: fix edge case in
> bdrv_next() where BDS associated to BB changes". The block graph might
> change between the bdrv_next() call and the bdrv_next_cleanup() call,
> so it could be that the associated BDS is not the same that was
> referenced previously anymore. Instead, rely on bdrv_next() to set
> it->bs to the BDS it referenced and unreference that one in any case.
> 
> Signed-off-by: Fiona Ebner <f.ebner@proxmox.com>
> ---
> 
> New in v3.
> 
>  block/block-backend.c | 11 ++++-------
>  1 file changed, 4 insertions(+), 7 deletions(-)

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>

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