76 	struct net_device *vf_netdev = rtnl_dereference(ndev_ctx->vf_netdev);  in netvsc_change_rx_flags()  local
79 	if (!vf_netdev)  in netvsc_change_rx_flags()
84 		dev_set_promiscuity(vf_netdev, inc);  in netvsc_change_rx_flags()
89 		dev_set_allmulti(vf_netdev, inc);  in netvsc_change_rx_flags()
96 	struct net_device *vf_netdev;  in netvsc_set_rx_mode()  local
100 	vf_netdev = rcu_dereference(ndev_ctx->vf_netdev);  in netvsc_set_rx_mode()
101 	if (vf_netdev) {  in netvsc_set_rx_mode()
102 		dev_uc_sync(vf_netdev, net);  in netvsc_set_rx_mode()
103 		dev_mc_sync(vf_netdev, net);  in netvsc_set_rx_mode()
115 	struct net_device *vf_netdev = rtnl_dereference(ndev_ctx->vf_netdev);  in netvsc_open()  local
135 	if (vf_netdev) {  in netvsc_open()
140 		ret = dev_open(vf_netdev);  in netvsc_open()
144 				    vf_netdev->name, ret);  in netvsc_open()
190 	struct net_device *vf_netdev  in netvsc_close()  local
191 		= rtnl_dereference(net_device_ctx->vf_netdev);  in netvsc_close()
211 	if (vf_netdev)  in netvsc_close()
212 		dev_close(vf_netdev);  in netvsc_close()
337 	struct net_device *vf_netdev;  in netvsc_select_queue()  local
341 	vf_netdev = rcu_dereference(ndc->vf_netdev);  in netvsc_select_queue()
342 	if (vf_netdev) {  in netvsc_select_queue()
343 		const struct net_device_ops *vf_ops = vf_netdev->netdev_ops;  in netvsc_select_queue()
346 			txq = vf_ops->ndo_select_queue(vf_netdev, skb,  in netvsc_select_queue()
349 			txq = fallback(vf_netdev, skb, NULL);  in netvsc_select_queue()
488 static int netvsc_vf_xmit(struct net_device *net, struct net_device *vf_netdev,  in netvsc_vf_xmit()  argument
495 	skb->dev = vf_netdev;  in netvsc_vf_xmit()
521 	struct net_device *vf_netdev;  in netvsc_start_xmit()  local
529 	vf_netdev = rcu_dereference_bh(net_device_ctx->vf_netdev);  in netvsc_start_xmit()
530 	if (vf_netdev && netif_running(vf_netdev) &&  in netvsc_start_xmit()
532 		return netvsc_vf_xmit(net, vf_netdev, skb);  in netvsc_start_xmit()
1044 	struct net_device *vf_netdev = rtnl_dereference(ndevctx->vf_netdev);  in netvsc_change_mtu()  local
1054 	if (vf_netdev) {  in netvsc_change_mtu()
1055 		ret = dev_set_mtu(vf_netdev, mtu);  in netvsc_change_mtu()
1086 	if (vf_netdev)  in netvsc_change_mtu()
1087 		dev_set_mtu(vf_netdev, orig_mtu);  in netvsc_change_mtu()
1233 	struct net_device *vf_netdev = rtnl_dereference(ndc->vf_netdev);  in netvsc_set_mac_addr()  local
1245 	if (vf_netdev) {  in netvsc_set_mac_addr()
1246 		err = dev_set_mac_address(vf_netdev, addr);  in netvsc_set_mac_addr()
1254 	} else if (vf_netdev) {  in netvsc_set_mac_addr()
1257 		dev_set_mac_address(vf_netdev, addr);  in netvsc_set_mac_addr()
1897 static struct net_device *get_netvsc_byref(struct net_device *vf_netdev)  in get_netvsc_byref()  argument
1902 	dev = netdev_master_upper_dev_get(vf_netdev);  in get_netvsc_byref()
1935 static int netvsc_vf_join(struct net_device *vf_netdev,  in netvsc_vf_join()  argument
1941 	ret = netdev_rx_handler_register(vf_netdev,  in netvsc_vf_join()
1944 		netdev_err(vf_netdev,  in netvsc_vf_join()
1950 	ret = netdev_master_upper_dev_link(vf_netdev, ndev,  in netvsc_vf_join()
1953 		netdev_err(vf_netdev,  in netvsc_vf_join()
1960 	vf_netdev->flags |= IFF_SLAVE;  in netvsc_vf_join()
1964 	call_netdevice_notifiers(NETDEV_JOIN, vf_netdev);  in netvsc_vf_join()
1966 	netdev_info(vf_netdev, "joined to %s\n", ndev->name);  in netvsc_vf_join()
1970 	netdev_rx_handler_unregister(vf_netdev);  in netvsc_vf_join()
1976 			      struct net_device *vf_netdev)  in __netvsc_vf_setup()  argument
1981 	ret = dev_set_mtu(vf_netdev, ndev->mtu);  in __netvsc_vf_setup()
1983 		netdev_warn(vf_netdev,  in __netvsc_vf_setup()
1987 	dev_change_flags(vf_netdev, ndev->flags | IFF_SLAVE);  in __netvsc_vf_setup()
1991 	dev_uc_sync(vf_netdev, ndev);  in __netvsc_vf_setup()
1992 	dev_mc_sync(vf_netdev, ndev);  in __netvsc_vf_setup()
1996 		ret = dev_open(vf_netdev);  in __netvsc_vf_setup()
1998 			netdev_warn(vf_netdev,  in __netvsc_vf_setup()
2011 	struct net_device *vf_netdev;  in netvsc_vf_setup()  local
2018 	vf_netdev = rtnl_dereference(ndev_ctx->vf_netdev);  in netvsc_vf_setup()
2019 	if (vf_netdev)  in netvsc_vf_setup()
2020 		__netvsc_vf_setup(ndev, vf_netdev);  in netvsc_vf_setup()
2028 static struct net_device *get_netvsc_byslot(const struct net_device *vf_netdev)  in get_netvsc_byslot()  argument
2030 	struct device *parent = vf_netdev->dev.parent;  in get_netvsc_byslot()
2039 		netdev_notice(vf_netdev, "no PCI slot information\n");  in get_netvsc_byslot()
2051 	netdev_notice(vf_netdev,  in get_netvsc_byslot()
2056 static int netvsc_register_vf(struct net_device *vf_netdev)  in netvsc_register_vf()  argument
2063 	if (vf_netdev->addr_len != ETH_ALEN)  in netvsc_register_vf()
2066 	ndev = get_netvsc_byslot(vf_netdev);  in netvsc_register_vf()
2072 	if (!netvsc_dev || rtnl_dereference(net_device_ctx->vf_netdev))  in netvsc_register_vf()
2079 	if (!net_eq(dev_net(ndev), dev_net(vf_netdev))) {  in netvsc_register_vf()
2080 		ret = dev_change_net_namespace(vf_netdev,  in netvsc_register_vf()
2083 			netdev_err(vf_netdev,  in netvsc_register_vf()
2087 			netdev_info(vf_netdev,  in netvsc_register_vf()
2093 	netdev_info(ndev, "VF registering: %s\n", vf_netdev->name);  in netvsc_register_vf()
2095 	if (netvsc_vf_join(vf_netdev, ndev) != 0)  in netvsc_register_vf()
2098 	dev_hold(vf_netdev);  in netvsc_register_vf()
2099 	rcu_assign_pointer(net_device_ctx->vf_netdev, vf_netdev);  in netvsc_register_vf()
2104 static int netvsc_vf_changed(struct net_device *vf_netdev)  in netvsc_vf_changed()  argument
2109 	bool vf_is_up = netif_running(vf_netdev);  in netvsc_vf_changed()
2111 	ndev = get_netvsc_byref(vf_netdev);  in netvsc_vf_changed()
2122 		    vf_is_up ? "to" : "from", vf_netdev->name);  in netvsc_vf_changed()
2127 static int netvsc_unregister_vf(struct net_device *vf_netdev)  in netvsc_unregister_vf()  argument
2132 	ndev = get_netvsc_byref(vf_netdev);  in netvsc_unregister_vf()
2139 	netdev_info(ndev, "VF unregistering: %s\n", vf_netdev->name);  in netvsc_unregister_vf()
2141 	netdev_rx_handler_unregister(vf_netdev);  in netvsc_unregister_vf()
2142 	netdev_upper_dev_unlink(vf_netdev, ndev);  in netvsc_unregister_vf()
2143 	RCU_INIT_POINTER(net_device_ctx->vf_netdev, NULL);  in netvsc_unregister_vf()
2144 	dev_put(vf_netdev);  in netvsc_unregister_vf()
2270 	struct net_device *vf_netdev, *net;  in netvsc_remove()  local
2292 	vf_netdev = rtnl_dereference(ndev_ctx->vf_netdev);  in netvsc_remove()
2293 	if (vf_netdev)  in netvsc_remove()
2294 		netvsc_unregister_vf(vf_netdev);  in netvsc_remove()