[PATCH 11/11] powerpc/powernv: Add pnv_pci_ioda_dma_set_mask()

[Christoph Hellwig]

On Wed, Oct 30, 2019 at 12:00:00PM -0500, Reza Arbab wrote:
> Change pnv_pci_ioda_iommu_bypass_supported() to have no side effects, by
> separating the part of the function that determines if bypass is
> supported from the part that actually attempts to configure it.
> 
> Move the latter to a controller-specific dma_set_mask() callback.

Nak, the dma_set_mask overrides are going away.  But as said in the
reply to the cover letter I don't even see how you could end up calling
this code.