Re: [PATCH v12 0/6] iommu/dma: s390 DMA API conversion and optimized IOTLB flushing

Jason Gunthorpe
2023-09-26T16:08:38Z

On Tue, Sep 26, 2023 at 05:04:28PM +0200, Joerg Roedel wrote:
> Hi Niklas,
>
> On Fri, Aug 25, 2023 at 12:11:15PM +0200, Niklas Schnelle wrote:
> > Niklas Schnelle (6):
> > iommu: Allow .iotlb_sync_map to fail and handle s390's -ENOMEM return
> > s390/pci: prepare is_passed_through() for dma-iommu
> > s390/pci: Use dma-iommu layer
> > iommu/s390: Disable deferred flush for ISM devices
> > iommu/dma: Allow a single FQ in addition to per-CPU FQs
> > iommu/dma: Use a large flush queue and timeout for shadow_on_flush
>
> Turned out this series has non-trivial conflicts with Jasons
> default-domain work so I had to remove it from the IOMMU tree for now.
> Can you please rebase it to the latest iommu/core branch and re-send? I
> will take it into the tree again then.

Niklas, I think you just 'take yours' to resolve this. All the
IOMMU_DOMAIN_PLATFORM related and .default_domain = parts should be
removed. Let me know if you need anything

Thanks,
Jason