192 		 (unsigned long)skb->tail, (unsigned long)skb->end,  in skb_panic()
403 	memset(skb, 0, offsetof(struct sk_buff, tail));  in slab_build_skb()
458 	memset(skb, 0, offsetof(struct sk_buff, tail));  in __build_skb()
519 	memset(skb, 0, offsetof(struct sk_buff, tail));  in __napi_build_skb()
670 	memset(skb, 0, offsetof(struct sk_buff, tail));  in __alloc_skb()
1446 	C(tail);  in __skb_clone()
1655 	struct sk_buff *tail, *skb = skb_from_uarg(uarg);  in __msg_zerocopy_callback()  local
1688 	tail = skb_peek_tail(q);  in __msg_zerocopy_callback()
1689 	if (!tail || SKB_EXT_ERR(tail)->ee.ee_origin != SO_EE_ORIGIN_ZEROCOPY ||  in __msg_zerocopy_callback()
1690 	    !skb_zerocopy_notify_extend(tail, lo, len)) {  in __msg_zerocopy_callback()
2149 	skb->tail	      += off;  in pskb_expand_head()
2381 	ntail = skb->data_len + pad - (skb->end - skb->tail);  in __skb_pad()
2418 void *pskb_put(struct sk_buff *skb, struct sk_buff *tail, int len)  in pskb_put()  argument
2420 	if (tail != skb) {  in pskb_put()
2424 	return skb_put(tail, len);  in pskb_put()
2441 	skb->tail += len;  in skb_put()
2443 	if (unlikely(skb->tail > skb->end))  in skb_put()
2664 	int i, k, eat = (skb->tail + delta) - skb->end;  in __pskb_pull_tail()
2774 	skb->tail     += delta;  in __pskb_pull_tail()
4351 	struct sk_buff *tail = NULL;  in skb_segment_list()  local
4381 		if (!tail)  in skb_segment_list()
4384 			tail->next = nskb;  in skb_segment_list()
4391 		tail = nskb;  in skb_segment_list()
4418 	skb->prev = tail;  in skb_segment_list()
4448 	struct sk_buff *tail = NULL;  in skb_segment()  local
4624 			tail->next = nskb;  in skb_segment()
4627 		tail = nskb;  in skb_segment()
4751 	segs->prev = tail;  in skb_segment()
4772 		if (tail->len - doffset <= gso_size)  in skb_segment()
4773 			skb_shinfo(tail)->gso_size = 0;  in skb_segment()
4774 		else if (tail != segs)  in skb_segment()
4775 			skb_shinfo(tail)->gso_segs = DIV_ROUND_UP(tail->len - doffset, gso_size);  in skb_segment()
4783 		swap(tail->truesize, head_skb->truesize);  in skb_segment()
4784 		swap(tail->destructor, head_skb->destructor);  in skb_segment()
4785 		swap(tail->sk, head_skb->sk);  in skb_segment()
6611 		if (skb->data_len > skb->end - skb->tail ||  in skb_condense()