do_path_lookup   1106 fs/namei.c     	return do_path_lookup(AT_FDCWD, name, flags, nd);
do_path_lookup   1153 fs/namei.c     	err = do_path_lookup(dfd, name, lookup_flags|LOOKUP_OPEN, nd);
do_path_lookup   1334 fs/namei.c     		err = do_path_lookup(dfd, tmp, flags, &nd);
do_path_lookup   1351 fs/namei.c     	error = do_path_lookup(dfd, s, LOOKUP_PARENT, nd);