[src/trunk]: src/sys/net l2tp: initialize mowner variables for MBUFTRACE

[ozaki-r <ozaki-r%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/c4b1700617aa
branches:  trunk
changeset: 458973:c4b1700617aa
user:      ozaki-r <ozaki-r%NetBSD.org@localhost>
date:      Mon Aug 19 03:24:05 2019 +0000

description:
l2tp: initialize mowner variables for MBUFTRACE

diffstat:

 sys/net/if_l2tp.c |  22 ++++++++++++++++++++--
 1 files changed, 20 insertions(+), 2 deletions(-)

diffs (43 lines):

diff -r 444c686a07e6 -r c4b1700617aa sys/net/if_l2tp.c
--- a/sys/net/if_l2tp.c Mon Aug 19 03:23:30 2019 +0000
+++ b/sys/net/if_l2tp.c Mon Aug 19 03:24:05 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if_l2tp.c,v 1.35 2019/06/25 12:30:50 msaitoh Exp $     */
+/*     $NetBSD: if_l2tp.c,v 1.36 2019/08/19 03:24:05 ozaki-r Exp $     */
 
 /*
  * Copyright (c) 2017 Internet Initiative Japan Inc.
@@ -31,7 +31,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_l2tp.c,v 1.35 2019/06/25 12:30:50 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_l2tp.c,v 1.36 2019/08/19 03:24:05 ozaki-r Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_inet.h"
@@ -275,6 +275,24 @@
        sc->l2tp_ec.ec_if.if_transmit = l2tp_transmit;
        sc->l2tp_ec.ec_if._if_input = ether_input;
        IFQ_SET_READY(&sc->l2tp_ec.ec_if.if_snd);
+
+#ifdef MBUFTRACE
+       struct ethercom *ec = &sc->l2tp_ec;
+       struct ifnet *ifp = &sc->l2tp_ec.ec_if;
+
+       strlcpy(ec->ec_tx_mowner.mo_name, ifp->if_xname,
+           sizeof(ec->ec_tx_mowner.mo_name));
+       strlcpy(ec->ec_tx_mowner.mo_descr, "tx",
+           sizeof(ec->ec_tx_mowner.mo_descr));
+       strlcpy(ec->ec_rx_mowner.mo_name, ifp->if_xname,
+           sizeof(ec->ec_rx_mowner.mo_name));
+       strlcpy(ec->ec_rx_mowner.mo_descr, "rx",
+           sizeof(ec->ec_rx_mowner.mo_descr));
+       MOWNER_ATTACH(&ec->ec_tx_mowner);
+       MOWNER_ATTACH(&ec->ec_rx_mowner);
+       ifp->if_mowner = &ec->ec_tx_mowner;
+#endif
+
        /* XXX
         * It may improve performance to use if_initialize()/if_register()
         * so that l2tp_input() calls if_input() instead of