465 struct ubuf_info {  struct
466 	void (*callback)(struct ubuf_info *, bool zerocopy_success);  argument
487 #define skb_uarg(SKB)	((struct ubuf_info *)(skb_shinfo(SKB)->destructor_arg))  argument
492 struct ubuf_info *sock_zerocopy_alloc(struct sock *sk, size_t size);
493 struct ubuf_info *sock_zerocopy_realloc(struct sock *sk, size_t size,
494 					struct ubuf_info *uarg);
496 static inline void sock_zerocopy_get(struct ubuf_info *uarg)  in sock_zerocopy_get()
501 void sock_zerocopy_put(struct ubuf_info *uarg);
502 void sock_zerocopy_put_abort(struct ubuf_info *uarg, bool have_uref);
504 void sock_zerocopy_callback(struct ubuf_info *uarg, bool success);
509 			     struct ubuf_info *uarg);
1465 static inline struct ubuf_info *skb_zcopy(struct sk_buff *skb)  in skb_zcopy()
1472 static inline void skb_zcopy_set(struct sk_buff *skb, struct ubuf_info *uarg,  in skb_zcopy_set()
1504 	struct ubuf_info *uarg = skb_zcopy(skb);  in skb_zcopy_clear()
1523 	struct ubuf_info *uarg = skb_zcopy(skb);  in skb_zcopy_abort()