837 struct sk_buff *__pskb_copy_fclone(struct sk_buff *skb, int headroom,
839 static inline struct sk_buff *__pskb_copy(struct sk_buff *skb, int headroom,  in __pskb_copy()  argument
842 	return __pskb_copy_fclone(skb, headroom, gfp_mask, false);  in __pskb_copy()
847 				     unsigned int headroom);
2415 static inline int __skb_cow(struct sk_buff *skb, unsigned int headroom,  in __skb_cow()  argument
2420 	if (headroom > skb_headroom(skb))  in __skb_cow()
2421 		delta = headroom - skb_headroom(skb);  in __skb_cow()
2441 static inline int skb_cow(struct sk_buff *skb, unsigned int headroom)  in skb_cow()  argument
2443 	return __skb_cow(skb, headroom, skb_cloned(skb));  in skb_cow()
2456 static inline int skb_cow_head(struct sk_buff *skb, unsigned int headroom)  in skb_cow_head()  argument
2458 	return __skb_cow(skb, headroom, skb_header_cloned(skb));  in skb_cow_head()
3335 	int new_headroom, headroom;  in gso_pskb_expand_head()  local
3338 	headroom = skb_headroom(skb);  in gso_pskb_expand_head()
3344 	SKB_GSO_CB(skb)->mac_offset += (new_headroom - headroom);  in gso_pskb_expand_head()