Re: [PATCH v2 13/14] PCI/P2PDMA: No longer require no-mmu for host bridge whitelist

[Bjorn Helgaas]

On Wed, Aug 07, 2019 at 07:59:58AM +0200, Christoph Hellwig wrote:
> no-mmu sounds stange, as we use that for linux ports without paging
> hardware.  I think an "io" got lost somewhere..

I had already changed the subject to

  PCI/P2PDMA: Allow IOMMU for host bridge whitelist

but certainly open to better suggestions.