On Thu, May 19, 2022 at 02:29:29PM -0400, Matthew Rosato wrote:
> Since commit 0286300e6045 ("iommu: iommu_group_claim_dma_owner() must
> always assign a domain") s390-iommu will get called to allocate multiple
> unmanaged iommu domains for a vfio-pci device -- however the current
> s390-iommu logic tolerates only one. Recognize that multiple domains can
> be allocated and handle switching between DMA or different iommu domain
> tables during attach_dev.
>
> Signed-off-by: Matthew Rosato <mjros...@linux.ibm.com>
> ---
> drivers/iommu/s390-iommu.c | 15 ++++++++++++---
> 1 file changed, 12 insertions(+), 3 deletions(-)
Makes senese, thanks
Reviewed-by: Jason Gunthorpe <j...@nvidia.com>
Jason
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