[src/trunk]: src/sys/net/lagg Update the MAC address of all child interface

[yamaguchi <yamaguchi%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/14181d6e8e2d
branches:  trunk
changeset: 1025162:14181d6e8e2d
user:      yamaguchi <yamaguchi%NetBSD.org@localhost>
date:      Mon Nov 08 06:17:05 2021 +0000

description:
Update the MAC address of all child interface
when that of lagg is changed.

diffstat:

 sys/net/lagg/if_lagg.c |  11 +++++++++--
 1 files changed, 9 insertions(+), 2 deletions(-)

diffs (39 lines):

diff -r 9a4f3711d521 -r 14181d6e8e2d sys/net/lagg/if_lagg.c
--- a/sys/net/lagg/if_lagg.c    Sun Nov 07 20:31:09 2021 +0000
+++ b/sys/net/lagg/if_lagg.c    Mon Nov 08 06:17:05 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if_lagg.c,v 1.17 2021/10/22 06:20:47 yamaguchi Exp $   */
+/*     $NetBSD: if_lagg.c,v 1.18 2021/11/08 06:17:05 yamaguchi Exp $   */
 
 /*
  * Copyright (c) 2005, 2006 Reyk Floeter <reyk%openbsd.org@localhost>
@@ -20,7 +20,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_lagg.c,v 1.17 2021/10/22 06:20:47 yamaguchi Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_lagg.c,v 1.18 2021/11/08 06:17:05 yamaguchi Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_inet.h"
@@ -2221,6 +2221,7 @@
 lagg_sadl_update(struct lagg_softc *sc, uint8_t *lladdr_prev)
 {
        struct ifnet *ifp;
+       struct lagg_port *lp;
        const uint8_t *lladdr;
 
        ifp = &sc->sc_if;
@@ -2238,6 +2239,12 @@
 
        if_set_sadl(ifp, sc->sc_lladdr, ETHER_ADDR_LEN, false);
 
+       LAGG_PORTS_FOREACH(sc, lp) {
+               IFNET_LOCK(lp->lp_ifp);
+               lagg_port_setsadl(lp, sc->sc_lladdr, false);
+               IFNET_UNLOCK(lp->lp_ifp);
+       }
+
        LAGG_UNLOCK(sc);
        lagg_in6_ifdetach(ifp);
        lagg_in6_ifattach(ifp);