diff options
Diffstat (limited to 'freebsd/sys/net/if_lagg.c')
| -rw-r--r-- | freebsd/sys/net/if_lagg.c | 41 |
1 files changed, 25 insertions, 16 deletions
diff --git a/freebsd/sys/net/if_lagg.c b/freebsd/sys/net/if_lagg.c index b0be3643..46f3f46c 100644 --- a/freebsd/sys/net/if_lagg.c +++ b/freebsd/sys/net/if_lagg.c @@ -288,10 +288,10 @@ lagg_clone_create(struct if_clone *ifc, int unit, caddr_t params) oid = SYSCTL_ADD_NODE(&sc->ctx, &SYSCTL_NODE_CHILDREN(_net_link, lagg), OID_AUTO, num, CTLFLAG_RD, NULL, ""); SYSCTL_ADD_INT(&sc->ctx, SYSCTL_CHILDREN(oid), OID_AUTO, - "use_flowid", CTLTYPE_INT|CTLFLAG_RW, &sc->use_flowid, sc->use_flowid, + "use_flowid", CTLFLAG_RW, &sc->use_flowid, sc->use_flowid, "Use flow id for load sharing"); SYSCTL_ADD_INT(&sc->ctx, SYSCTL_CHILDREN(oid), OID_AUTO, - "count", CTLTYPE_INT|CTLFLAG_RD, &sc->sc_count, sc->sc_count, + "count", CTLFLAG_RD, &sc->sc_count, sc->sc_count, "Total number of ports"); /* Hash all layers by default */ sc->sc_flags = LAGG_F_HASHL2|LAGG_F_HASHL3|LAGG_F_HASHL4; @@ -408,23 +408,18 @@ lagg_capabilities(struct lagg_softc *sc) struct lagg_port *lp; int cap = ~0, ena = ~0; u_long hwa = ~0UL; -#if defined(INET) || defined(INET6) - u_int hw_tsomax = IP_MAXPACKET; /* Initialize to the maximum value. */ -#else - u_int hw_tsomax = ~0; /* if_hw_tsomax is only for INET/INET6, but.. */ -#endif + struct ifnet_hw_tsomax hw_tsomax; LAGG_WLOCK_ASSERT(sc); + memset(&hw_tsomax, 0, sizeof(hw_tsomax)); + /* Get capabilities from the lagg ports */ SLIST_FOREACH(lp, &sc->sc_ports, lp_entries) { cap &= lp->lp_ifp->if_capabilities; ena &= lp->lp_ifp->if_capenable; hwa &= lp->lp_ifp->if_hwassist; - /* Set to the minimum value of the lagg ports. */ - if (lp->lp_ifp->if_hw_tsomax < hw_tsomax && - lp->lp_ifp->if_hw_tsomax > 0) - hw_tsomax = lp->lp_ifp->if_hw_tsomax; + if_hw_tsomax_common(lp->lp_ifp, &hw_tsomax); } cap = (cap == ~0 ? 0 : cap); ena = (ena == ~0 ? 0 : ena); @@ -433,11 +428,10 @@ lagg_capabilities(struct lagg_softc *sc) if (sc->sc_ifp->if_capabilities != cap || sc->sc_ifp->if_capenable != ena || sc->sc_ifp->if_hwassist != hwa || - sc->sc_ifp->if_hw_tsomax != hw_tsomax) { + if_hw_tsomax_update(sc->sc_ifp, &hw_tsomax) != 0) { sc->sc_ifp->if_capabilities = cap; sc->sc_ifp->if_capenable = ena; sc->sc_ifp->if_hwassist = hwa; - sc->sc_ifp->if_hw_tsomax = hw_tsomax; getmicrotime(&sc->sc_ifp->if_lastchange); if (sc->sc_ifflags & IFF_DEBUG) @@ -525,7 +519,7 @@ static int lagg_port_create(struct lagg_softc *sc, struct ifnet *ifp) { struct lagg_softc *sc_ptr; - struct lagg_port *lp; + struct lagg_port *lp, *tlp; int error = 0; LAGG_WLOCK_ASSERT(sc); @@ -632,8 +626,23 @@ lagg_port_create(struct lagg_softc *sc, struct ifnet *ifp) lagg_port_lladdr(lp, IF_LLADDR(sc->sc_ifp)); } - /* Insert into the list of ports */ - SLIST_INSERT_HEAD(&sc->sc_ports, lp, lp_entries); + /* + * Insert into the list of ports. + * Keep ports sorted by if_index. It is handy, when configuration + * is predictable and `ifconfig laggN create ...` command + * will lead to the same result each time. + */ + SLIST_FOREACH(tlp, &sc->sc_ports, lp_entries) { + if (tlp->lp_ifp->if_index < ifp->if_index && ( + SLIST_NEXT(tlp, lp_entries) == NULL || + SLIST_NEXT(tlp, lp_entries)->lp_ifp->if_index > + ifp->if_index)) + break; + } + if (tlp != NULL) + SLIST_INSERT_AFTER(tlp, lp, lp_entries); + else + SLIST_INSERT_HEAD(&sc->sc_ports, lp, lp_entries); sc->sc_count++; /* Update lagg capabilities */ |