xref: /linux/scripts/atomic/fallbacks/fetch_add_unless (revision 34dc1baba215b826e454b8d19e4f24adbeb7d00d)
1cat << EOF
2	${int} c = raw_${atomic}_read(v);
3
4	do {
5		if (unlikely(c == u))
6			break;
7	} while (!raw_${atomic}_try_cmpxchg(v, &c, c + a));
8
9	return c;
10EOF
11