openEuler_kernel_rk3588/scripts/atomic/fallbacks/try_cmpxchg

cat <<EOF
	${int} r, o = *old;
	r = raw_${atomic}_cmpxchg${order}(v, o, new);
	if (unlikely(r != o))
		*old = r;
	return likely(r == o);
EOF
new 2026-01-21 18:59:54 +08:00			`cat <<EOF`
			`${int} r, o = *old;`
init 2026-01-29 22:25:33 +08:00			`r = raw_${atomic}_cmpxchg${order}(v, o, new);`
new 2026-01-21 18:59:54 +08:00			`if (unlikely(r != o))`
			`*old = r;`
			`return likely(r == o);`
			`EOF`