linkat           4325 fs/namei.c     SYSCALL_DEFINE5(linkat, int, olddfd, const char __user *, oldname,
linkat             54 tools/testing/selftests/tmpfs/bug-link-o-tmpfile.c 	if (linkat(fd, "", AT_FDCWD, "/tmp/1", AT_EMPTY_PATH) == -1) {