amd_iommu_enable_device_erratum 3623 drivers/iommu/amd_iommu.c EXPORT_SYMBOL(amd_iommu_enable_device_erratum);
amd_iommu_enable_device_erratum   51 include/linux/amd-iommu.h extern void amd_iommu_enable_device_erratum(struct pci_dev *pdev, u32 erratum);