37 struct xsk {  struct
39 	struct xsk_umem *umem;  argument
40 	struct xsk_ring_prod fill;  argument
41 	struct xsk_ring_cons comp;  argument
42 	struct xsk_ring_prod tx;  argument
43 	struct xsk_ring_cons rx;  argument
44 	struct xsk_socket *socket;  argument
47 static int open_xsk(int ifindex, struct xsk *xsk)  in open_xsk()
113 static void close_xsk(struct xsk *xsk)  in close_xsk()
139 static int generate_packet(struct xsk *xsk, __u16 dst_port)  in generate_packet()
195 static void complete_tx(struct xsk *xsk)  in complete_tx()
208 static void refill_rx(struct xsk *xsk, __u64 addr)  in refill_rx()
219 static int verify_xsk_metadata(struct xsk *xsk)  in verify_xsk_metadata()