xref: /openbmc/linux/scripts/atomic/fallbacks/fetch_add_unless (revision 3d40aed862874db14e1dd41fd6f12636dcfdcc3e)
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