dev_get_by_napi_id 2656 include/linux/netdevice.h struct net_device *dev_get_by_napi_id(unsigned int napi_id);
dev_get_by_napi_id  812 net/core/dev.c EXPORT_SYMBOL(dev_get_by_napi_id);
dev_get_by_napi_id  742 net/socket.c   	orig_dev = dev_get_by_napi_id(skb_napi_id(skb));