22 static inline void remap_area_pte(pte_t *pte, unsigned long address,  in remap_area_pte()  argument
31 	address &= ~PMD_MASK;  in remap_area_pte()
32 	end = address + size;  in remap_area_pte()
35 	if (address >= end)  in remap_area_pte()
44 		address += PAGE_SIZE;  in remap_area_pte()
47 	} while (address && (address < end));  in remap_area_pte()
50 static inline int remap_area_pmd(pmd_t *pmd, unsigned long address,  in remap_area_pmd()  argument
56 	address &= ~PGDIR_MASK;  in remap_area_pmd()
57 	end = address + size;  in remap_area_pmd()
60 	phys_addr -= address;  in remap_area_pmd()
61 	if (address >= end)  in remap_area_pmd()
64 		pte_t *pte = pte_alloc_kernel(pmd, address);  in remap_area_pmd()
68 		remap_area_pte(pte, address, end - address, address + phys_addr,  in remap_area_pmd()
70 		address = (address + PMD_SIZE) & PMD_MASK;  in remap_area_pmd()
72 	} while (address && (address < end));  in remap_area_pmd()
76 static int remap_area_pages(unsigned long address, unsigned long phys_addr,  in remap_area_pages()  argument
81 	unsigned long end = address + size;  in remap_area_pages()
83 	phys_addr -= address;  in remap_area_pages()
84 	dir = pgd_offset(&init_mm, address);  in remap_area_pages()
86 	if (address >= end)  in remap_area_pages()
94 		p4d = p4d_alloc(&init_mm, dir, address);  in remap_area_pages()
97 		pud = pud_alloc(&init_mm, p4d, address);  in remap_area_pages()
100 		pmd = pmd_alloc(&init_mm, pud, address);  in remap_area_pages()
103 		if (remap_area_pmd(pmd, address, end - address,  in remap_area_pages()
104 			phys_addr + address, flags))  in remap_area_pages()
107 		address = (address + PGDIR_SIZE) & PGDIR_MASK;  in remap_area_pages()
109 	} while (address && (address < end));  in remap_area_pages()