On Tue, Apr 26, 2016 at 11:13:46AM +1000, Stephen Rothwell wrote:
> diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
> index 5efadad4615b..3839fd2865a6 100644
> --- a/drivers/iommu/amd_iommu.c
> +++ b/drivers/iommu/amd_iommu.c
> @@ -263,8 +263,7 @@ static u16 get_alias(struct device *dev)
> */
> if (pci_alias == devid &&
> PCI_BUS_NUM(ivrs_alias) == pdev->bus->number) {
> - pdev->dev_flags |= PCI_DEV_FLAGS_DMA_ALIAS_DEVFN;
> - pdev->dma_alias_devfn = ivrs_alias & 0xff;
> + pci_add_dma_alias(pdev, ivrs_alias & 0xff);
> pr_info("AMD-Vi: Added PCI DMA alias %02x.%d for %s\n",
> PCI_SLOT(ivrs_alias), PCI_FUNC(ivrs_alias),
> dev_name(dev));
That is exactly the right fix, thanks Stephen. I'll work out how to fix
this in the iommu tree.
Joerg
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