324 struct i40e_ring {  struct
325 	struct i40e_ring *next;		/* pointer to next ring in q_vector */  argument
326 	void *desc;			/* Descriptor ring memory */
327 	struct device *dev;		/* Used for DMA mapping */
328 	struct net_device *netdev;	/* netdev ring maps to */
329 	struct bpf_prog *xdp_prog;
330 	union {
336 	u16 queue_index;		/* Queue number of ring */
337 	u8 dcb_tc;			/* Traffic class of ring */
338 	u8 __iomem *tail;
345 	struct xdp_buff xdp;
350 	u16 next_to_process;
356 	u16 itr_setting;
358 	u16 count;			/* Number of descriptors */
359 	u16 reg_idx;			/* HW register index of the ring */
360 	u16 rx_buf_len;
363 	u16 next_to_use;
364 	u16 next_to_clean;
365 	u16 xdp_tx_active;
367 	u8 atr_sample_rate;
368 	u8 atr_count;
370 	bool ring_active;		/* is ring online or not */
371 	bool arm_wb;		/* do something to arm write back */
372 	u8 packet_stride;
374 	u16 flags;
402 static inline bool ring_uses_build_skb(struct i40e_ring *ring)  in ring_uses_build_skb()  argument