[PATCH v2] net/virtio-user: fix used ring address calculation

[Maxime Coquelin]

On Tue, Oct 7, 2025 at 4:48 PM Maxime Coquelin
<maxime.coquelin at redhat.com> wrote:
>
> This patch fixes the used ring address calculation, to
> avoid Vhost-vDPA backends (such as VDUSE) to fail while
> trying to translate it.
>
> Fixes: 666ef294ddf7 ("net/virtio-user: share descriptor IOVA to backend")
> Cc: stable at dpdk.org
>
> Reported-by: Adrian Moreno <amorenoz at redhat.com>
> Signed-off-by: Maxime Coquelin <maxime.coquelin at redhat.com>
> ---
>
> Changes in v2:
> - Refactor addresses calculation (David)
>
> ---
>
>
>  .../net/virtio/virtio_user/virtio_user_dev.c  | 30 ++++++++-----------
>  1 file changed, 13 insertions(+), 17 deletions(-)
>

Adding David's Ack as the only change I did was adding his suggestion
(and I checked with him):
Acked-by: David Marchand <david.marchand at redhat.com>

Thanks,
Maxime