162 	struct prepend_buffer b;  in prepend_path()  local
171 	b = *p;  in prepend_path()
173 	error = __prepend_path(path->dentry, real_mount(path->mnt), root, &b);  in prepend_path()
191 		b = *p;  in prepend_path()
193 	if (b.len == p->len)  in prepend_path()
194 		prepend_char(&b, '/');  in prepend_path()
196 	*p = b;  in prepend_path()
220 	DECLARE_BUFFER(b, buf, buflen);  in __d_path()
222 	prepend_char(&b, 0);  in __d_path()
223 	if (unlikely(prepend_path(path, root, &b) > 0))  in __d_path()
225 	return extract_string(&b);  in __d_path()
232 	DECLARE_BUFFER(b, buf, buflen);  in d_absolute_path()
234 	prepend_char(&b, 0);  in d_absolute_path()
235 	if (unlikely(prepend_path(path, &root, &b) > 1))  in d_absolute_path()
237 	return extract_string(&b);  in d_absolute_path()
268 	DECLARE_BUFFER(b, buf, buflen);  in d_path()
289 		prepend(&b, " (deleted)", 11);  in d_path()
291 		prepend_char(&b, 0);  in d_path()
292 	prepend_path(path, &root, &b);  in d_path()
295 	return extract_string(&b);  in d_path()
322 	DECLARE_BUFFER(b, buffer, buflen);  in simple_dname()
324 	prepend(&b, " (deleted)", 11);  in simple_dname()
325 	prepend(&b, dentry->d_name.name, dentry->d_name.len);  in simple_dname()
326 	prepend_char(&b, '/');  in simple_dname()
327 	return extract_string(&b);  in simple_dname()
336 	struct prepend_buffer b;  in __dentry_path()  local
342 	b = *p;  in __dentry_path()
348 		if (!prepend_name(&b, &dentry->d_name))  in __dentry_path()
359 	if (b.len == p->len)  in __dentry_path()
360 		prepend_char(&b, '/');  in __dentry_path()
361 	return extract_string(&b);  in __dentry_path()
366 	DECLARE_BUFFER(b, buf, buflen);  in dentry_path_raw()
368 	prepend_char(&b, 0);  in dentry_path_raw()
369 	return __dentry_path(dentry, &b);  in dentry_path_raw()
375 	DECLARE_BUFFER(b, buf, buflen);  in dentry_path()
378 		prepend(&b, "//deleted", 10);  in dentry_path()
380 		prepend_char(&b, 0);  in dentry_path()
381 	return __dentry_path(dentry, &b);  in dentry_path()
431 		DECLARE_BUFFER(b, page, PATH_MAX);  in SYSCALL_DEFINE2()
433 		prepend_char(&b, 0);  in SYSCALL_DEFINE2()
434 		if (unlikely(prepend_path(&pwd, &root, &b) > 0))  in SYSCALL_DEFINE2()
435 			prepend(&b, "(unreachable)", 13);  in SYSCALL_DEFINE2()
438 		len = PATH_MAX - b.len;  in SYSCALL_DEFINE2()
443 		else if (copy_to_user(buf, b.buf, len))  in SYSCALL_DEFINE2()