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SubjectRe: ehci-pci breakage with dma-mapping changes in 5.4-rc2
On Mon, Oct 07, 2019 at 07:55:28PM +0200, Christoph Hellwig wrote:
> On Mon, Oct 07, 2019 at 01:54:32PM -0400, Arvind Sankar wrote:
> > It doesn't boot with the patch. Won't it go
> > dma_get_required_mask
> > -> intel_get_required_mask
> > -> iommu_need_mapping
> > -> dma_get_required_mask
> > ?
> >
> > Should the call to dma_get_required_mask in iommu_need_mapping be
> > replaced with dma_direct_get_required_mask on top of your patch?
>
> Yes, sorry.

Actually my patch already calls dma_direct_get_required_mask.
How did you get the loop?

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