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author | eri <eri@FreeBSD.org> | 2010-02-06 13:49:35 +0000 |
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committer | eri <eri@FreeBSD.org> | 2010-02-06 13:49:35 +0000 |
commit | 3c38fdad1e12543d71e3c94900e30bcbad3cbdaa (patch) | |
tree | 81440534457f36c996d7f5e9de8a610dac89993c /sys/net/if_lagg.c | |
parent | 26a5ac9972c854caca653248dcde8dff73dda913 (diff) | |
download | FreeBSD-src-3c38fdad1e12543d71e3c94900e30bcbad3cbdaa.zip FreeBSD-src-3c38fdad1e12543d71e3c94900e30bcbad3cbdaa.tar.gz |
Propagate the vlan eventis to the underlying interfaces/members so they can do initialization of hw related features.
PR: kern/141646
Reviewed by: thompsa
Approved by: thompsa(co-mentor)
MFC after: 2 weeks
Diffstat (limited to 'sys/net/if_lagg.c')
-rw-r--r-- | sys/net/if_lagg.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/sys/net/if_lagg.c b/sys/net/if_lagg.c index c017185..4728780 100644 --- a/sys/net/if_lagg.c +++ b/sys/net/if_lagg.c @@ -39,6 +39,7 @@ __FBSDID("$FreeBSD$"); #include <sys/lock.h> #include <sys/rwlock.h> #include <sys/taskqueue.h> +#include <sys/eventhandler.h> #include <net/ethernet.h> #include <net/if.h> @@ -198,6 +199,50 @@ static moduledata_t lagg_mod = { DECLARE_MODULE(if_lagg, lagg_mod, SI_SUB_PSEUDO, SI_ORDER_ANY); +#if __FreeBSD_version >= 800000 +/* + * This routine is run via an vlan + * config EVENT + */ +static void +lagg_register_vlan(void *arg, struct ifnet *ifp, u_int16_t vtag) +{ + struct lagg_softc *sc = ifp->if_softc; + struct lagg_port *lp; + + if (ifp->if_softc != arg) /* Not our event */ + return; + + LAGG_RLOCK(sc); + if (!SLIST_EMPTY(&sc->sc_ports)) { + SLIST_FOREACH(lp, &sc->sc_ports, lp_entries) + EVENTHANDLER_INVOKE(vlan_config, lp->lp_ifp, vtag); + } + LAGG_RUNLOCK(sc); +} + +/* + * This routine is run via an vlan + * unconfig EVENT + */ +static void +lagg_unregister_vlan(void *arg, struct ifnet *ifp, u_int16_t vtag) +{ + struct lagg_softc *sc = ifp->if_softc; + struct lagg_port *lp; + + if (ifp->if_softc != arg) /* Not our event */ + return; + + LAGG_RLOCK(sc); + if (!SLIST_EMPTY(&sc->sc_ports)) { + SLIST_FOREACH(lp, &sc->sc_ports, lp_entries) + EVENTHANDLER_INVOKE(vlan_unconfig, lp->lp_ifp, vtag); + } + LAGG_RUNLOCK(sc); +} +#endif + static int lagg_clone_create(struct if_clone *ifc, int unit, caddr_t params) { @@ -253,6 +298,13 @@ lagg_clone_create(struct if_clone *ifc, int unit, caddr_t params) */ ether_ifattach(ifp, eaddr); +#if __FreeBSD_version >= 800000 + sc->vlan_attach = EVENTHANDLER_REGISTER(vlan_config, + lagg_register_vlan, sc, EVENTHANDLER_PRI_FIRST); + sc->vlan_detach = EVENTHANDLER_REGISTER(vlan_unconfig, + lagg_unregister_vlan, sc, EVENTHANDLER_PRI_FIRST); +#endif + /* Insert into the global list of laggs */ mtx_lock(&lagg_list_mtx); SLIST_INSERT_HEAD(&lagg_list, sc, sc_entries); @@ -272,6 +324,11 @@ lagg_clone_destroy(struct ifnet *ifp) lagg_stop(sc); ifp->if_flags &= ~IFF_UP; +#if __FreeBSD_version >= 800000 + EVENTHANDLER_DEREGISTER(vlan_config, sc->vlan_attach); + EVENTHANDLER_DEREGISTER(vlan_unconfig, sc->vlan_detach); +#endif + /* Shutdown and remove lagg ports */ while ((lp = SLIST_FIRST(&sc->sc_ports)) != NULL) lagg_port_destroy(lp, 1); |