Messages in this thread | | | Subject | Re: [PATCH] iommu/s390: tolerate repeat attach_dev calls | From | Niklas Schnelle <> | Date | Fri, 20 May 2022 12:30:33 +0200 |
| |
On Thu, 2022-05-19 at 14:29 -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 <mjrosato@linux.ibm.com> > ---
I know it's applied already and no need to add my R-b but:
Reviewed-by: Niklas Schnelle <schnelle@linux.ibm.com>
| |