Re: [PATCH v2 7/7] iommu/s390: flush queued IOVAs on RPCIT out of resource indication

Jason Gunthorpe
2022-12-02T15:24:53Z

On Fri, Dec 02, 2022 at 04:12:50PM +0100, Niklas Schnelle wrote:

> https://git.kernel.org/pub/scm/linux/kernel/git/niks/linux.git/commit/?h=dma_iommu_v3&id=a2aecd821fe3c5e2549946a68d8b07e05b288a9b

This patch makes sense to me, if the sync-map is optimally a
hypervisor call and the hypervisor is allowed to fail it, then
propagating the failure seems necessary.

Jason