31 	spinlock_t *ptl;  in pin_page_for_write()  local
60 		ptl = &current->mm->page_table_lock;  in pin_page_for_write()
61 		spin_lock(ptl);  in pin_page_for_write()
64 			spin_unlock(ptl);  in pin_page_for_write()
69 		*ptlp = ptl;  in pin_page_for_write()
76 	pte = pte_offset_map_lock(current->mm, pmd, addr, &ptl);  in pin_page_for_write()
82 		pte_unmap_unlock(pte, ptl);  in pin_page_for_write()
87 	*ptlp = ptl;  in pin_page_for_write()
105 		spinlock_t *ptl;  in __copy_to_user_memcpy()  local
108 		while (!pin_page_for_write(to, &pte, &ptl)) {  in __copy_to_user_memcpy()
129 			pte_unmap_unlock(pte, ptl);  in __copy_to_user_memcpy()
131 			spin_unlock(ptl);  in __copy_to_user_memcpy()
169 		spinlock_t *ptl;  in __clear_user_memset()  local
172 		while (!pin_page_for_write(addr, &pte, &ptl)) {  in __clear_user_memset()
190 			pte_unmap_unlock(pte, ptl);  in __clear_user_memset()
192 			spin_unlock(ptl);  in __clear_user_memset()