* calculate 2^fract in a <<7 value.
*/
is_slowstart = 1;
- increment = ((1 << ca->rho) * hybla_fraction(rho_fractions))
- - 128;
+ increment = ((1 << min(ca->rho, 16U)) *
+ hybla_fraction(rho_fractions)) - 128;
} else {
/*
* congestion avoidance
ca->snd_cwnd_cents -= 128;
tp->snd_cwnd_cnt = 0;
}
-
+ /* check when cwnd has not been incremented for a while */
+ if (increment == 0 && odd == 0 && tp->snd_cwnd_cnt >= tp->snd_cwnd) {
+ tp->snd_cwnd++;
+ tp->snd_cwnd_cnt = 0;
+ }
/* clamp down slowstart cwnd to ssthresh value. */
if (is_slowstart)
tp->snd_cwnd = min(tp->snd_cwnd, tp->snd_ssthresh);