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MINOR: quic: Remove an RX buffer useless lock

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This lock is no more useful: the RX buffer for a connection is always handled
by the same thread.
This commit is contained in:
Frédéric Lécaille 2022-02-02 10:51:50 +01:00 committed by Amaury Denoyelle
parent 88c5695c67
commit 83cd51e87a
2 changed files with 0 additions and 7 deletions
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2
include/haproxy/xprt_quic-t.h
View File

@ -734,8 +734,6 @@ struct quic_conn {
struct quic_transport_params params;
/* RX buffer */
struct buffer buf;
/* RX buffer read/write lock */
__decl_thread(HA_RWLOCK_T buf_rwlock);
struct list pkt_list;
} rx;
struct {

5
src/xprt_quic.c
View File

@ -3650,7 +3650,6 @@ static struct quic_conn *qc_new_conn(unsigned int version, int ipv4,
qc->rx.bytes = 0;
qc->rx.nb_ack_eliciting = 0;
qc->rx.buf = b_make(buf_area, QUIC_CONN_RX_BUFSZ, 0, 0);
HA_RWLOCK_INIT(&qc->rx.buf_rwlock);
LIST_INIT(&qc->rx.pkt_list);
if (!quic_tls_ku_init(qc)) {
TRACE_PROTO("Key update initialization failed", QUIC_EV_CONN_INIT, qc);
@ -4467,7 +4466,6 @@ static ssize_t qc_lstnr_pkt_rcv(unsigned char *buf, const unsigned char *end,
}
pkt->raw_len = pkt->len;
HA_RWLOCK_WRLOCK(QUIC_LOCK, &qc->rx.buf_rwlock);
quic_rx_pkts_del(qc);
b_cspace = b_contig_space(&qc->rx.buf);
if (b_cspace < pkt->len) {
@ -4478,7 +4476,6 @@ static ssize_t qc_lstnr_pkt_rcv(unsigned char *buf, const unsigned char *end,
}
b_add(&qc->rx.buf, b_cspace);
if (b_contig_space(&qc->rx.buf) < pkt->len) {
HA_RWLOCK_WRUNLOCK(QUIC_LOCK, &qc->rx.buf_rwlock);
TRACE_PROTO("Too big packet", QUIC_EV_CONN_LPKT, qc, pkt, &pkt->len);
qc_list_all_rx_pkts(qc);
goto err;
@ -4486,12 +4483,10 @@ static ssize_t qc_lstnr_pkt_rcv(unsigned char *buf, const unsigned char *end,
}
if (!qc_try_rm_hp(qc, pkt, payload, beg, end, &qel)) {
HA_RWLOCK_WRUNLOCK(QUIC_LOCK, &qc->rx.buf_rwlock);
TRACE_PROTO("Packet dropped", QUIC_EV_CONN_LPKT, qc);
goto err;
}
HA_RWLOCK_WRUNLOCK(QUIC_LOCK, &qc->rx.buf_rwlock);
TRACE_PROTO("New packet", QUIC_EV_CONN_LPKT, qc, pkt);
if (pkt->aad_len)
qc_pkt_insert(pkt, qel);