xref: /linux/scripts/atomic/fallbacks/fetch_add_unless (revision ce3d99c8349584bc0fbe1e21918a3ea1155343aa)
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