static int domain_context_mapping_one(struct dmar_domain *domain,
				      struct intel_iommu *iommu,
				      struct pasid_table *table,
				      u8 bus, u8 devfn)
static int domain_context_mapping_one(struct dmar_domain *domain,
				      struct intel_iommu *iommu,
				      u8 bus, u8 devfn)