xref: /linux/scripts/atomic/fallbacks/fetch_add_unless (revision 4d8aa430624006ba06254aa607f8756a75e42c8d)
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