The branch main has been updated by glebius: URL: https://cgit.FreeBSD.org/src/commit/?id=3789810845f14102c88ca31f7dccb18621b960a0
commit 3789810845f14102c88ca31f7dccb18621b960a0 Author: Gleb Smirnoff <[email protected]> AuthorDate: 2024-11-21 00:35:59 +0000 Commit: Gleb Smirnoff <[email protected]> CommitDate: 2024-11-21 00:37:24 +0000 tcp: avoid bcopy() in tcp_mss_update() --- sys/netinet/tcp_input.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) diff --git a/sys/netinet/tcp_input.c b/sys/netinet/tcp_input.c index f9ecdf93cc47..03d493b1d7a9 100644 --- a/sys/netinet/tcp_input.c +++ b/sys/netinet/tcp_input.c @@ -3877,19 +3877,16 @@ tcp_mss_update(struct tcpcb *tp, int offer, int mtuoffer, offer = max(offer, V_tcp_minmss); } - /* - * rmx information is now retrieved from tcp_hostcache. - */ - tcp_hc_get(&inp->inp_inc, &metrics); - if (metricptr != NULL) - bcopy(&metrics, metricptr, sizeof(struct hc_metrics_lite)); + if (metricptr == NULL) + metricptr = &metrics; + tcp_hc_get(&inp->inp_inc, metricptr); /* * If there's a discovered mtu in tcp hostcache, use it. * Else, use the link mtu. */ - if (metrics.hc_mtu) - mss = min(metrics.hc_mtu, maxmtu) - min_protoh; + if (metricptr->hc_mtu) + mss = min(metricptr->hc_mtu, maxmtu) - min_protoh; else { #ifdef INET6 if (isipv6) {
