[PATCH v11 0/6] iommu/dma: s390 DMA API conversion and optimized IOTLB flushing

Jason Gunthorpe jgg at nvidia.com
Fri Aug 18 09:51:01 PDT 2023


On Mon, Jul 17, 2023 at 01:00:00PM +0200, Niklas Schnelle wrote:
> Hi All,
> 
> This patch series converts s390's PCI support from its platform specific DMA
> API implementation in arch/s390/pci/pci_dma.c to the common DMA IOMMU layer.
> The conversion itself is done in patches 3-4 with patch 2 providing the final
> necessary IOMMU driver improvement to handle s390's special IOTLB flush
> out-of-resource indication in virtualized environments. Patches 1-2 may be
> applied independently. The conversion itself only touches the s390 IOMMU driver
> and s390 arch code moving over remaining functions from the s390 DMA API
> implementation. No changes to common code are necessary.

It has been another month with no comments, what is needed to get this
merged?

Getting the arches converted to the standard dma ops is a big deal,
can we please conclude this?

Thanks,
Jason



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