net/core/netdev-genl.c

14 #include "netdev-genl-gen.h"
32 netdev_nl_dev_fill(struct net_device *netdev, struct sk_buff *rsp,
44 	if (netdev->xdp_metadata_ops && netdev->xdp_metadata_ops->xmo) \
49 	if (netdev->xsk_tx_metadata_ops) {
50 		if (netdev->xsk_tx_metadata_ops->tmo_fill_timestamp)
52 		if (netdev->xsk_tx_metadata_ops->tmo_request_checksum)
56 	if (nla_put_u32(rsp, NETDEV_A_DEV_IFINDEX, netdev->ifindex) ||
58 			      netdev->xdp_features, NETDEV_A_DEV_PAD) ||
67 	if (netdev->xdp_features & NETDEV_XDP_ACT_XSK_ZEROCOPY) {
69 				netdev->xdp_zc_max_segs)) {
81 netdev_genl_dev_notify(struct net_device *netdev, int cmd)
86 	if (!genl_has_listeners(&netdev_nl_family, dev_net(netdev),
96 	if (netdev_nl_dev_fill(netdev, ntf, &info)) {
101 	genlmsg_multicast_netns(&netdev_nl_family, dev_net(netdev), ntf,
107 	struct net_device *netdev;
123 	netdev = __dev_get_by_index(genl_info_net(info), ifindex);
124 	if (netdev)
125 		err = netdev_nl_dev_fill(netdev, rsp, info);
145 	struct net_device *netdev;
149 	for_each_netdev_dump(net, netdev, ctx->ifindex) {
150 		err = netdev_nl_dev_fill(netdev, skb, genl_info_dump(cb));
237 netdev_nl_napi_dump_one(struct net_device *netdev, struct sk_buff *rsp,
244 	if (!(netdev->flags & IFF_UP))
247 	list_for_each_entry(napi, &netdev->napi_list, dev_list) {
264 	struct net_device *netdev;
273 		netdev = __dev_get_by_index(net, ifindex);
274 		if (netdev)
275 			err = netdev_nl_napi_dump_one(netdev, skb, info, ctx);
279 		for_each_netdev_dump(net, netdev, ctx->ifindex) {
280 			err = netdev_nl_napi_dump_one(netdev, skb, info, ctx);
292 netdev_nl_queue_fill_one(struct sk_buff *rsp, struct net_device *netdev,
305 	    nla_put_u32(rsp, NETDEV_A_QUEUE_IFINDEX, netdev->ifindex))
310 		rxq = __netif_get_rx_queue(netdev, q_idx);
316 		txq = netdev_get_tx_queue(netdev, q_idx);
331 static int netdev_nl_queue_validate(struct net_device *netdev, u32 q_id,
336 		if (q_id >= netdev->real_num_rx_queues)
340 		if (q_id >= netdev->real_num_tx_queues)
347 netdev_nl_queue_fill(struct sk_buff *rsp, struct net_device *netdev, u32 q_idx,
352 	if (!(netdev->flags & IFF_UP))
355 	err = netdev_nl_queue_validate(netdev, q_idx, q_type);
359 	return netdev_nl_queue_fill_one(rsp, netdev, q_idx, q_type, info);
365 	struct net_device *netdev;
384 	netdev = __dev_get_by_index(genl_info_net(info), ifindex);
385 	if (netdev)
386 		err = netdev_nl_queue_fill(rsp, netdev, q_id, q_type, info);
403 netdev_nl_queue_dump_one(struct net_device *netdev, struct sk_buff *rsp,
410 	if (!(netdev->flags & IFF_UP))
413 	for (i = ctx->rxq_idx; i < netdev->real_num_rx_queues;) {
414 		err = netdev_nl_queue_fill_one(rsp, netdev, i,
420 	for (i = ctx->txq_idx; i < netdev->real_num_tx_queues;) {
421 		err = netdev_nl_queue_fill_one(rsp, netdev, i,
436 	struct net_device *netdev;
445 		netdev = __dev_get_by_index(net, ifindex);
446 		if (netdev)
447 			err = netdev_nl_queue_dump_one(netdev, skb, info, ctx);
451 		for_each_netdev_dump(net, netdev, ctx->ifindex) {
452 			err = netdev_nl_queue_dump_one(netdev, skb, info, ctx);
507 netdev_nl_stats_queue(struct net_device *netdev, struct sk_buff *rsp,
510 	const struct netdev_stat_ops *ops = netdev->stat_ops;
518 	if (nla_put_u32(rsp, NETDEV_A_QSTATS_IFINDEX, netdev->ifindex) ||
526 		ops->get_queue_stats_rx(netdev, i, &rx);
534 		ops->get_queue_stats_tx(netdev, i, &tx);
554 netdev_nl_stats_by_queue(struct net_device *netdev, struct sk_buff *rsp,
558 	const struct netdev_stat_ops *ops = netdev->stat_ops;
561 	if (!(netdev->flags & IFF_UP))
565 	while (ops->get_queue_stats_rx && i < netdev->real_num_rx_queues) {
566 		err = netdev_nl_stats_queue(netdev, rsp, NETDEV_QUEUE_TYPE_RX,
573 	while (ops->get_queue_stats_tx && i < netdev->real_num_tx_queues) {
574 		err = netdev_nl_stats_queue(netdev, rsp, NETDEV_QUEUE_TYPE_TX,
587 netdev_nl_stats_by_netdev(struct net_device *netdev, struct sk_buff *rsp,
596 	ops = netdev->stat_ops;
604 	ops->get_base_stats(netdev, &rx_sum, &tx_sum);
614 	if (nla_put_u32(rsp, NETDEV_A_QSTATS_IFINDEX, netdev->ifindex))
617 	for (i = 0; i < netdev->real_num_rx_queues; i++) {
620 			ops->get_queue_stats_rx(netdev, i, &rx);
623 	for (i = 0; i < netdev->real_num_tx_queues; i++) {
626 			ops->get_queue_stats_tx(netdev, i, &tx);
648 	struct net_device *netdev;
657 	for_each_netdev_dump(net, netdev, ctx->ifindex) {
658 		if (!netdev->stat_ops)
663 			err = netdev_nl_stats_by_netdev(netdev, skb, info);
666 			err = netdev_nl_stats_by_queue(netdev, skb, info, ctx);
680 	struct net_device *netdev = netdev_notifier_info_to_dev(ptr);
684 		netdev_genl_dev_notify(netdev, NETDEV_CMD_DEV_ADD_NTF);
687 		netdev_genl_dev_notify(netdev, NETDEV_CMD_DEV_DEL_NTF);
690 		netdev_genl_dev_notify(netdev, NETDEV_CMD_DEV_CHANGE_NTF);