1968 #define NAPI_GRO_CB(skb) ((struct napi_gro_cb *)(skb)->cb)  macro
2210 	return NAPI_GRO_CB(skb)->data_offset;  in skb_gro_offset()
2215 	return skb->len - NAPI_GRO_CB(skb)->data_offset;  in skb_gro_len()
2220 	NAPI_GRO_CB(skb)->data_offset += len;  in skb_gro_pull()
2226 	return NAPI_GRO_CB(skb)->frag0 + offset;  in skb_gro_header_fast()
2231 	return NAPI_GRO_CB(skb)->frag0_len < hlen;  in skb_gro_header_hard()
2240 	NAPI_GRO_CB(skb)->frag0 = NULL;  in skb_gro_header_slow()
2241 	NAPI_GRO_CB(skb)->frag0_len = 0;  in skb_gro_header_slow()
2247 	return (NAPI_GRO_CB(skb)->frag0 ?: skb->data) +  in skb_gro_network_header()
2254 	if (NAPI_GRO_CB(skb)->csum_valid)  in skb_gro_postpull_rcsum()
2255 		NAPI_GRO_CB(skb)->csum = csum_sub(NAPI_GRO_CB(skb)->csum,  in skb_gro_postpull_rcsum()
2268 	return (NAPI_GRO_CB(skb)->gro_remcsum_start - skb_headroom(skb) ==  in skb_at_gro_remcsum_start()
2280 		NAPI_GRO_CB(skb)->csum_cnt == 0 &&  in __skb_gro_checksum_validate_needed()
2287 	if (NAPI_GRO_CB(skb)->csum_valid &&  in __skb_gro_checksum_validate_complete()
2288 	    !csum_fold(csum_add(psum, NAPI_GRO_CB(skb)->csum)))  in __skb_gro_checksum_validate_complete()
2291 	NAPI_GRO_CB(skb)->csum = psum;  in __skb_gro_checksum_validate_complete()
2298 	if (NAPI_GRO_CB(skb)->csum_cnt > 0) {  in skb_gro_incr_csum_unnecessary()
2300 		NAPI_GRO_CB(skb)->csum_cnt--;  in skb_gro_incr_csum_unnecessary()
2336 	return (NAPI_GRO_CB(skb)->csum_cnt == 0 &&  in __skb_gro_checksum_convert_check()
2337 		!NAPI_GRO_CB(skb)->csum_valid);  in __skb_gro_checksum_convert_check()
2343 	NAPI_GRO_CB(skb)->csum = ~pseudo;  in __skb_gro_checksum_convert()
2344 	NAPI_GRO_CB(skb)->csum_valid = 1;  in __skb_gro_checksum_convert()
2372 	BUG_ON(!NAPI_GRO_CB(skb)->csum_valid);  in skb_gro_remcsum_process()
2375 		NAPI_GRO_CB(skb)->gro_remcsum_start =  in skb_gro_remcsum_process()
2380 	delta = remcsum_adjust(ptr, NAPI_GRO_CB(skb)->csum, start, offset);  in skb_gro_remcsum_process()
2383 	NAPI_GRO_CB(skb)->csum = csum_add(NAPI_GRO_CB(skb)->csum, delta);  in skb_gro_remcsum_process()