AMD_IOMMU_GUEST_IR_LEGACY 1526 drivers/iommu/amd_iommu_init.c 			amd_iommu_guest_ir = AMD_IOMMU_GUEST_IR_LEGACY;
AMD_IOMMU_GUEST_IR_LEGACY 1535 drivers/iommu/amd_iommu_init.c 			amd_iommu_guest_ir = AMD_IOMMU_GUEST_IR_LEGACY;