[dpdk-stable] [PATCH v6 1/3] vhost: translate incoming log address to gpa

[Maxime Coquelin]

On 10/9/19 1:54 PM, Adrian Moreno wrote:
> When IOMMU is enabled the incoming log address is in IOVA space. In that
> case, look in IOTLB table and translate the resulting HVA to GPA.
> 
> If IOMMU is not enabled, the incoming log address is already a GPA so no
> transformation is needed.
> 
> Fixes: 69c90e98f483 ("vhost: enable IOMMU support")
> Cc: maxime.coquelin at redhat.com
> Cc: stable at dpdk.org
> Signed-off-by: Adrian Moreno <amorenoz at redhat.com>
> 
> ---
> v6 changes: use PRIx64 macro to fix UB1604-32 build
> v5 changes: Rebase on top of dpdk-next-virtio
> ---
>  lib/librte_vhost/vhost.c      |  1 +
>  lib/librte_vhost/vhost.h      | 20 +++++++++++++++++
>  lib/librte_vhost/vhost_user.c | 42 ++++++++++++++++++++++++++++++++++-
>  3 files changed, 62 insertions(+), 1 deletion(-)
> 


Reviewed-by: Maxime Coquelin <maxime.coquelin at redhat.com>

Thanks,
Maxime