89 	struct mm_struct *mm = current->mm;  in aarch32_setup_vectors_page()  local
98 	down_write(&mm->mmap_sem);  in aarch32_setup_vectors_page()
99 	current->mm->context.vdso = (void *)addr;  in aarch32_setup_vectors_page()
102 	ret = _install_special_mapping(mm, addr, PAGE_SIZE,  in aarch32_setup_vectors_page()
106 	up_write(&mm->mmap_sem);  in aarch32_setup_vectors_page()
158 	struct mm_struct *mm = current->mm;  in arch_setup_additional_pages()  local
166 	down_write(&mm->mmap_sem);  in arch_setup_additional_pages()
172 	ret = _install_special_mapping(mm, vdso_base, PAGE_SIZE,  in arch_setup_additional_pages()
179 	mm->context.vdso = (void *)vdso_base;  in arch_setup_additional_pages()
180 	ret = _install_special_mapping(mm, vdso_base, vdso_text_len,  in arch_setup_additional_pages()
188 	up_write(&mm->mmap_sem);  in arch_setup_additional_pages()
192 	mm->context.vdso = NULL;  in arch_setup_additional_pages()
193 	up_write(&mm->mmap_sem);  in arch_setup_additional_pages()