924 				unsigned long start_pfn,  in dma_pte_clear_range()  argument
930 	BUG_ON(!domain_pfn_supported(domain, start_pfn));  in dma_pte_clear_range()
932 	BUG_ON(start_pfn > last_pfn);  in dma_pte_clear_range()
937 		first_pte = pte = dma_pfn_level_pte(domain, start_pfn, 1, &large_page);  in dma_pte_clear_range()
939 			start_pfn = align_to_level(start_pfn + 1, large_page + 1);  in dma_pte_clear_range()
944 			start_pfn += lvl_to_nr_pages(large_page);  in dma_pte_clear_range()
946 		} while (start_pfn <= last_pfn && !first_pte_in_page(pte));  in dma_pte_clear_range()
951 	} while (start_pfn && start_pfn <= last_pfn);  in dma_pte_clear_range()
956 			       unsigned long start_pfn, unsigned long last_pfn)  in dma_pte_free_level()  argument
958 	pfn = max(start_pfn, pfn);  in dma_pte_free_level()
973 					   level_pfn, start_pfn, last_pfn);  in dma_pte_free_level()
976 		if (!(start_pfn > level_pfn ||  in dma_pte_free_level()
989 				   unsigned long start_pfn,  in dma_pte_free_pagetable()  argument
992 	BUG_ON(!domain_pfn_supported(domain, start_pfn));  in dma_pte_free_pagetable()
994 	BUG_ON(start_pfn > last_pfn);  in dma_pte_free_pagetable()
996 	dma_pte_clear_range(domain, start_pfn, last_pfn);  in dma_pte_free_pagetable()
1000 			   domain->pgd, 0, start_pfn, last_pfn);  in dma_pte_free_pagetable()
1003 	if (start_pfn == 0 && last_pfn == DOMAIN_MAX_PFN(domain->gaw)) {  in dma_pte_free_pagetable()
1041 					unsigned long start_pfn,  in dma_pte_clear_level()  argument
1047 	pfn = max(start_pfn, pfn);  in dma_pte_clear_level()
1059 		if (start_pfn <= level_pfn &&  in dma_pte_clear_level()
1074 						       level_pfn, start_pfn, last_pfn,  in dma_pte_clear_level()
1092 			  unsigned long start_pfn,  in domain_unmap()  argument
1097 	BUG_ON(!domain_pfn_supported(domain, start_pfn));  in domain_unmap()
1099 	BUG_ON(start_pfn > last_pfn);  in domain_unmap()
1103 				       domain->pgd, 0, start_pfn, last_pfn, NULL);  in domain_unmap()
1106 	if (start_pfn == 0 && last_pfn == DOMAIN_MAX_PFN(domain->gaw)) {  in domain_unmap()
2487 		unsigned long start_pfn, end_pfn;  in si_domain_init()  local
2490 		for_each_mem_pfn_range(i, nid, &start_pfn, &end_pfn, NULL) {  in si_domain_init()
2492 					PFN_PHYS(start_pfn), PFN_PHYS(end_pfn));  in si_domain_init()
3203 	unsigned long start_pfn, last_pfn;  in intel_unmap()  local
3221 	start_pfn = mm_to_dma_pfn(iova->pfn_lo);  in intel_unmap()
3225 		 dev_name(dev), start_pfn, last_pfn);  in intel_unmap()
3227 	freelist = domain_unmap(domain, start_pfn, last_pfn);  in intel_unmap()
3230 		iommu_flush_iotlb_psi(iommu, domain->id, start_pfn,  in intel_unmap()
3231 				      last_pfn - start_pfn + 1, !freelist, 0);  in intel_unmap()
4058 		start = mhp->start_pfn << PAGE_SHIFT;  in intel_iommu_memory_notifier()
4059 		end = ((mhp->start_pfn + mhp->nr_pages) << PAGE_SHIFT) - 1;  in intel_iommu_memory_notifier()
4069 		start_vpfn = mm_to_dma_pfn(mhp->start_pfn);  in intel_iommu_memory_notifier()
4070 		last_vpfn = mm_to_dma_pfn(mhp->start_pfn + mhp->nr_pages - 1);  in intel_iommu_memory_notifier()
4517 	unsigned long start_pfn, last_pfn;  in intel_iommu_unmap()  local
4529 	start_pfn = iova >> VTD_PAGE_SHIFT;  in intel_iommu_unmap()
4532 	freelist = domain_unmap(dmar_domain, start_pfn, last_pfn);  in intel_iommu_unmap()
4534 	npages = last_pfn - start_pfn + 1;  in intel_iommu_unmap()
4545                                iommu_flush_iotlb_psi(iommu, num, start_pfn,  in intel_iommu_unmap()