17 pte_t *virt_to_pte(struct mm_struct *mm, unsigned long addr)  in virt_to_pte()  argument
27 	pgd = pgd_offset(mm, addr);  in virt_to_pte()
31 	p4d = p4d_offset(pgd, addr);  in virt_to_pte()
35 	pud = pud_offset(p4d, addr);  in virt_to_pte()
39 	pmd = pmd_offset(pud, addr);  in virt_to_pte()
43 	return pte_offset_kernel(pmd, addr);  in virt_to_pte()
64 static int do_op_one_page(unsigned long addr, int len, int is_write,  in do_op_one_page()  argument
65 		 int (*op)(unsigned long addr, int len, void *arg), void *arg)  in do_op_one_page()  argument
71 	pte = maybe_map(addr, is_write);  in do_op_one_page()
78 	addr = (unsigned long) page_address(page) +  in do_op_one_page()
79 		(addr & ~PAGE_MASK);  in do_op_one_page()
81 	addr = (unsigned long) kmap_atomic(page) +  in do_op_one_page()
82 		(addr & ~PAGE_MASK);  in do_op_one_page()
84 	n = (*op)(addr, len, arg);  in do_op_one_page()
89 	kunmap_atomic((void *)addr);  in do_op_one_page()
95 static long buffer_op(unsigned long addr, int len, int is_write,  in buffer_op()  argument
100 	size = min(PAGE_ALIGN(addr) - addr, (unsigned long) len);  in buffer_op()
103 	n = do_op_one_page(addr, size, is_write, op, arg);  in buffer_op()
109 	addr += size;  in buffer_op()
114 	while (addr < ((addr + remain) & PAGE_MASK)) {  in buffer_op()
115 		n = do_op_one_page(addr, PAGE_SIZE, is_write, op, arg);  in buffer_op()
121 		addr += PAGE_SIZE;  in buffer_op()
127 	n = do_op_one_page(addr, remain, is_write, op, arg);  in buffer_op()
197 static int clear_chunk(unsigned long addr, int len, void *unused)  in clear_chunk()  argument
199 	memset((void *) addr, 0, len);  in clear_chunk()
253 	unsigned long addr = (unsigned long) uaddr;  in arch_futex_atomic_op_inuser()  local
260 	pte = maybe_map(addr, 1);  in arch_futex_atomic_op_inuser()
267 	addr = (unsigned long) page_address(page) +  in arch_futex_atomic_op_inuser()
268 			(((unsigned long) addr) & ~PAGE_MASK);  in arch_futex_atomic_op_inuser()
270 	addr = (unsigned long) kmap_atomic(page) +  in arch_futex_atomic_op_inuser()
271 		((unsigned long) addr & ~PAGE_MASK);  in arch_futex_atomic_op_inuser()
273 	uaddr = (u32 *) addr;  in arch_futex_atomic_op_inuser()
300 	kunmap_atomic((void *)addr);  in arch_futex_atomic_op_inuser()