MINOR: quic: Mark packets as probing with old data

When probing retranmissions with old data are needed for the connection we
mark the packets as probing with old data to track them when acknowledged:
we do not resend frames with old data when lost.

diff --git a/src/xprt_quic.c b/src/xprt_quic.c
index d688f20b3ed80c921228e3926d0837dacf283d1b..b43e65edfb9138a651bbb72aa10f2a32e6679092 100644 (file)
--- a/src/xprt_quic.c
+++ b/src/xprt_quic.c
@@ -3012,6 +3012,9 @@ static int qc_prep_app_pkts(struct quic_conn *qc, struct qring *qr,
                if (!pkt)
                        goto err;
 
+               if (qc->flags & QUIC_FL_CONN_RETRANS_OLD_DATA)
+                       pkt->flags |= QUIC_FL_TX_PACKET_PROBE_WITH_OLD_DATA;
+
                total += pkt->len;
                /* Set the current datagram as prepared into <cbuf>. */
                qc_set_dg(cbuf, pkt->len, pkt);
@@ -3133,6 +3136,9 @@ static int qc_prep_pkts(struct quic_conn *qc, struct qring *qr,
                if (!cur_pkt)
                        goto err;
 
+               if (qc->flags & QUIC_FL_CONN_RETRANS_OLD_DATA)
+                       cur_pkt->flags |= QUIC_FL_TX_PACKET_PROBE_WITH_OLD_DATA;
+
                total += cur_pkt->len;
                /* keep trace of the first packet in the datagram */
                if (!first_pkt)