256 	unsigned long arg_start, arg_end, env_start, env_end;  in get_mm_cmdline()  local
261 	if (!mm->env_end)  in get_mm_cmdline()
268 	env_end = mm->env_end;  in get_mm_cmdline()
279 	if (env_start != arg_end || env_end < env_start)  in get_mm_cmdline()
280 		env_start = env_end = arg_end;  in get_mm_cmdline()
281 	len = env_end - arg_start;  in get_mm_cmdline()
927 	unsigned long env_start, env_end;  in environ_read()  local
930 	if (!mm || !mm->env_end)  in environ_read()
943 	env_end = mm->env_end;  in environ_read()
950 		if (src >= (env_end - env_start))  in environ_read()
953 		this_len = env_end - (env_start + src);  in environ_read()