[src/trunk]: src/sys/net/lagg lagg: Notify the changes of capenables of inter...

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

details:   https://anonhg.NetBSD.org/src/rev/8b49e84aca34
branches:  trunk
changeset: 1025544:8b49e84aca34
user:      yamaguchi <yamaguchi%NetBSD.org@localhost>
date:      Fri Nov 12 05:34:45 2021 +0000

description:
lagg: Notify the changes of capenables of interface
to child interfaces

diffstat:

 sys/net/lagg/if_lagg.c |  65 ++++++++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 63 insertions(+), 2 deletions(-)

diffs (107 lines):

diff -r 9454f38c0c8e -r 8b49e84aca34 sys/net/lagg/if_lagg.c
--- a/sys/net/lagg/if_lagg.c    Thu Nov 11 19:37:30 2021 +0000
+++ b/sys/net/lagg/if_lagg.c    Fri Nov 12 05:34:45 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if_lagg.c,v 1.21 2021/11/11 01:10:09 yamaguchi Exp $   */
+/*     $NetBSD: if_lagg.c,v 1.22 2021/11/12 05:34:45 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 1.21 2021/11/11 01:10:09 yamaguchi Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_lagg.c,v 1.22 2021/11/12 05:34:45 yamaguchi Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_inet.h"
@@ -198,6 +198,8 @@
 static void    lagg_port_purgevlan(struct lagg_softc *, struct lagg_port *);
 static void    lagg_lladdr_update(struct lagg_softc *);
 static void    lagg_capabilities_update(struct lagg_softc *);
+static void    lagg_sync_ifcaps(struct lagg_softc *);
+static void    lagg_sync_ethcaps(struct lagg_softc *);
 
 static struct if_clone  lagg_cloner =
     IF_CLONE_INITIALIZER("lagg", lagg_clone_create, lagg_clone_destroy);
@@ -780,6 +782,16 @@
                        error = EPROTONOSUPPORT;
                }
                break;
+       case SIOCSIFCAP:
+               error = ether_ioctl(ifp, cmd, data);
+               if (error == 0)
+                       lagg_sync_ifcaps(sc);
+               break;
+       case SIOCSETHERCAP:
+               error = ether_ioctl(ifp, cmd, data);
+               if (error == 0)
+                       lagg_sync_ethcaps(sc);
+               break;
        default:
                error = ether_ioctl(ifp, cmd, data);
        }
@@ -1837,6 +1849,29 @@
        return error;
 }
 
+static void
+lagg_sync_ifcaps(struct lagg_softc *sc)
+{
+       struct lagg_port *lp;
+       struct ifnet *ifp;
+       int error = 0;
+
+       ifp = (struct ifnet *)&sc->sc_if;
+
+       LAGG_LOCK(sc);
+       LAGG_PORTS_FOREACH(sc, lp) {
+               error = lagg_setifcaps(lp, ifp->if_capenable);
+
+               if (error != 0) {
+                       lagg_log(sc, LOG_WARNING,
+                           "failed to update capabilities "
+                           "of %s, error=%d",
+                           lp->lp_ifp->if_xname, error);
+               }
+       }
+       LAGG_UNLOCK(sc);
+}
+
 static int
 lagg_setethcaps(struct lagg_port *lp, int cap)
 {
@@ -1861,6 +1896,32 @@
 }
 
 static void
+lagg_sync_ethcaps(struct lagg_softc *sc)
+{
+       struct ethercom *ec;
+       struct lagg_port *lp;
+       int error;
+
+       ec = (struct ethercom *)&sc->sc_if;
+
+       LAGG_LOCK(sc);
+       LAGG_PORTS_FOREACH(sc, lp) {
+               if (lp->lp_iftype != IFT_ETHER)
+                       continue;
+
+               error = lagg_setethcaps(lp, ec->ec_capenable);
+               if (error != 0) {
+                       lagg_log(sc, LOG_WARNING,
+                           "failed to update ether "
+                           "capabilities"" of %s, error=%d",
+                           lp->lp_ifp->if_xname, error);
+               }
+
+       }
+       LAGG_UNLOCK(sc);
+}
+
+static void
 lagg_ifcap_update(struct lagg_softc *sc)
 {
        struct ifnet *ifp;