macvlanコールフロー

e1000_intr -> __napi_schedule -> ** return from intr ** -> ** invoke softirq ** -> net_rx_action -> n->poll -> e1000_clean -> e1000_celan_rx_irq -> e1000_receive_skb -> napi_gro_receive -> dev_gro_receive -> napi_gro_complete -> netif_receive_skb -> __netif_receive_skb -> rx_handler -> macvlan_handle_frame -> vlan->receive -> netif_rx -> enqueue_to_backlog -> ** softirq ** -> net_rx_action -> n->poll -> process_backlog -> __netif_receive_skb -> ** protocol stack ** -> ** user process **