SKB_GSO_CB       3223 include/linux/skbuff.h 		SKB_GSO_CB(inner_skb)->mac_offset;
SKB_GSO_CB       3237 include/linux/skbuff.h 	SKB_GSO_CB(skb)->mac_offset += (new_headroom - headroom);
SKB_GSO_CB       3251 include/linux/skbuff.h 	int plen = SKB_GSO_CB(skb)->csum_start - skb_headroom(skb) -
SKB_GSO_CB       3258 include/linux/skbuff.h 	SKB_GSO_CB(skb)->csum_start -= plen;