WIP: quic: minor modifs for BBR (to be merged)

Author: haproxyFred

src/quic_cc_bbr.c

@@ -1292,10 +1292,10 @@ static void bbr_update_control_parameters(struct bbr *bbr,
 	bbr_set_cwnd(bbr, p, acked);
 }
 
-static inline int in_recovery_period(struct bbr *bbr, uint32_t ts)
+static inline int in_recovery_period(struct quic_cc_path *p, uint32_t ts)
 {
-	return tick_isset(bbr->recovery_start_ts) ||
-		tick_is_le(ts, bbr->recovery_start_ts);
+	return tick_isset(p->recovery_start_ts) ||
+		tick_is_le(ts, p->recovery_start_ts);
 }
 
 static void bbr_handle_recovery(struct bbr *bbr, struct quic_cc_path *p,
@@ -1304,7 +1304,7 @@ static void bbr_handle_recovery(struct bbr *bbr, struct quic_cc_path *p,
 {
 	if (bbr->in_loss_recovery) {
 		if (tick_isset(largest_pkt_sent_ts) &&
-		    !in_recovery_period(bbr, largest_pkt_sent_ts)) {
+		    !in_recovery_period(p, largest_pkt_sent_ts)) {
 			bbr->in_loss_recovery = 0;
 			bbr->round_count_at_recovery = UINT64_MAX;
 			bbr_restore_cwnd(bbr, p);
@@ -1321,6 +1321,7 @@ static void bbr_handle_recovery(struct bbr *bbr, struct quic_cc_path *p,
 		bbr->round_start ? bbr->round_count : bbr->round_count + 1;
 	bbr_save_cwnd(bbr, p);
 	p->cwnd = p->in_flight + MAX(acked, p->mtu);
+	p->recovery_start_ts = bbr->recovery_start_ts;
 	bbr->recovery_start_ts = TICK_ETERNITY;
 }
 
@@ -1448,7 +1449,7 @@ static void bbr_congestion_event(struct quic_cc *cc, uint32_t ts)
 	struct bbr *bbr = quic_cc_priv(&p->cc);
 
 	if (bbr->in_loss_recovery ||
-		tick_isset(bbr->recovery_start_ts) || in_recovery_period(bbr, ts))
+		tick_isset(bbr->recovery_start_ts) || in_recovery_period(p, ts))
 		return;
 
 	bbr->recovery_start_ts = ts;