On Mon, Aug 12, 2019 at 11:30:46AM -0600, Logan Gunthorpe wrote: > Any requests that traverse the host bridge will need to be mapped into the > IOMMU, so call dma_map_sg() inside pci_p2pdma_map_sg() when appropriate. > > Similarly, call dma_unmap_sg() inside pci_p2pdma_unmap_sg(). > > Link: https://lore.kernel.org/r/20190730163545.4915-13-logang@xxxxxxxxxxxx > Signed-off-by: Logan Gunthorpe <logang@xxxxxxxxxxxx> > Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx> Looks good, Reviewed-by: Christoph Hellwig <hch@xxxxxx>