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sys/dev/xen/netfront/netfront.c
| Show First 20 Lines • Show All 1,023 Lines • ▼ Show 20 Lines | setup_device(device_t dev, struct netfront_info *info, | ||||
| return (0); | return (0); | ||||
| out: | out: | ||||
| KASSERT(error != 0, ("Error path taken without providing an error code")); | KASSERT(error != 0, ("Error path taken without providing an error code")); | ||||
| return (error); | return (error); | ||||
| } | } | ||||
| #ifdef INET | |||||
| static u_int | |||||
| netfront_addr_cb(void *arg, struct ifaddr *a, u_int count) | |||||
| { | |||||
| arp_ifinit((if_t)arg, a); | |||||
| return (1); | |||||
| } | |||||
| /** | /** | ||||
| * If this interface has an ipv4 address, send an arp for it. This | |||||
| * helps to get the network going again after migrating hosts. | |||||
| */ | |||||
| static void | |||||
| netfront_send_fake_arp(device_t dev, struct netfront_info *info) | |||||
| { | |||||
| if_t ifp; | |||||
| ifp = info->xn_ifp; | |||||
| if_foreach_addr_type(ifp, AF_INET, netfront_addr_cb, ifp); | |||||
| } | |||||
| #endif | |||||
| /** | |||||
| * Callback received when the backend's state changes. | * Callback received when the backend's state changes. | ||||
| */ | */ | ||||
| static void | static void | ||||
| netfront_backend_changed(device_t dev, XenbusState newstate) | netfront_backend_changed(device_t dev, XenbusState newstate) | ||||
| { | { | ||||
| struct netfront_info *sc = device_get_softc(dev); | struct netfront_info *sc = device_get_softc(dev); | ||||
| DPRINTK("newstate=%d\n", newstate); | DPRINTK("newstate=%d\n", newstate); | ||||
| Show All 23 Lines | case XenbusStateClosed: | ||||
| if (sc->xn_reset) { | if (sc->xn_reset) { | ||||
| netif_disconnect_backend(sc); | netif_disconnect_backend(sc); | ||||
| xenbus_set_state(dev, XenbusStateInitialising); | xenbus_set_state(dev, XenbusStateInitialising); | ||||
| sc->xn_reset = false; | sc->xn_reset = false; | ||||
| } | } | ||||
| break; | break; | ||||
| case XenbusStateConnected: | case XenbusStateConnected: | ||||
| #ifdef INET | #ifdef INET | ||||
| netfront_send_fake_arp(dev, sc); | /* | ||||
| * If this interface has an ipv4 address, send an arp for it. | |||||
| * This helps to get the network going again after migrating | |||||
| * hosts. | |||||
| */ | |||||
| EVENTHANDLER_INVOKE(iflladdr_event, sc->xn_ifp); | |||||
royger: Would you mind dropping the extra '*' while moving the comment? It's not inline with our… | |||||
| #endif | #endif | ||||
| break; | break; | ||||
| } | } | ||||
| CURVNET_RESTORE(); | CURVNET_RESTORE(); | ||||
| } | } | ||||
| /** | /** | ||||
| ▲ Show 20 Lines • Show All 1,351 Lines • Show Last 20 Lines | |||||
Would you mind dropping the extra '*' while moving the comment? It's not inline with our comments coding style.