litmus-rt.git - The LITMUS^RT kernel.

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The LITMUS^RT kernel.

Bjoern Brandenburg

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pan class="hl kwb">struct u64_stats_sync syncp; u32 rx_errors; u32 tx_dropped; }; /* * Maximum times a macvtap device can be opened. This can be used to * configure the number of receive queue, e.g. for multiqueue virtio. */ #define MAX_MACVTAP_QUEUES (NR_CPUS < 16 ? NR_CPUS : 16) struct macvlan_dev { struct net_device *dev; struct list_head list; struct hlist_node hlist; struct macvlan_port *port; struct net_device *lowerdev; struct macvlan_pcpu_stats __percpu *pcpu_stats; enum macvlan_mode mode; int (*receive)(struct sk_buff *skb); int (*forward)(struct net_device *dev, struct sk_buff *skb); struct macvtap_queue *taps[MAX_MACVTAP_QUEUES]; int numvtaps; int minor; }; static inline void macvlan_count_rx(const struct macvlan_dev *vlan, unsigned int len, bool success, bool multicast) { if (likely(success)) { struct macvlan_pcpu_stats *pcpu_stats; pcpu_stats = this_cpu_ptr(vlan->pcpu_stats); u64_stats_update_begin(&pcpu_stats->syncp); pcpu_stats->rx_packets++; pcpu_stats->rx_bytes += len; if (multicast) pcpu_stats->rx_multicast++; u64_stats_update_end(&pcpu_stats->syncp); } else { this_cpu_inc(vlan->pcpu_stats->rx_errors); } } extern void macvlan_common_setup(struct net_device *dev); extern int macvlan_common_newlink(struct net *src_net, struct net_device *dev, struct nlattr *tb[], struct nlattr *data[], int (*receive)(struct sk_buff *skb), int (*forward)(struct net_device *dev, struct sk_buff *skb)); extern void macvlan_count_rx(const struct macvlan_dev *vlan, unsigned int len, bool success, bool multicast); extern void macvlan_dellink(struct net_device *dev, struct list_head *head); extern int macvlan_link_register(struct rtnl_link_ops *ops); extern netdev_tx_t macvlan_start_xmit(struct sk_buff *skb, struct net_device *dev); #endif /* _LINUX_IF_MACVLAN_H */


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