1663 static void sock_spd_release(struct splice_pipe_desc *spd, unsigned int i)  in sock_spd_release()  argument
1665 	put_page(spd->pages[i]);  in sock_spd_release()
1687 static bool spd_can_coalesce(const struct splice_pipe_desc *spd,  in spd_can_coalesce()  argument
1691 	return	spd->nr_pages &&  in spd_can_coalesce()
1692 		spd->pages[spd->nr_pages - 1] == page &&  in spd_can_coalesce()
1693 		(spd->partial[spd->nr_pages - 1].offset +  in spd_can_coalesce()
1694 		 spd->partial[spd->nr_pages - 1].len == offset);  in spd_can_coalesce()
1700 static bool spd_fill_page(struct splice_pipe_desc *spd,  in spd_fill_page()  argument
1706 	if (unlikely(spd->nr_pages == MAX_SKB_FRAGS))  in spd_fill_page()
1714 	if (spd_can_coalesce(spd, page, offset)) {  in spd_fill_page()
1715 		spd->partial[spd->nr_pages - 1].len += *len;  in spd_fill_page()
1719 	spd->pages[spd->nr_pages] = page;  in spd_fill_page()
1720 	spd->partial[spd->nr_pages].len = *len;  in spd_fill_page()
1721 	spd->partial[spd->nr_pages].offset = offset;  in spd_fill_page()
1722 	spd->nr_pages++;  in spd_fill_page()
1730 			     struct splice_pipe_desc *spd, bool linear,  in __splice_segment()  argument
1751 		if (spd_fill_page(spd, pipe, page, &flen, poff,  in __splice_segment()
1768 			      struct splice_pipe_desc *spd, struct sock *sk)  in __skb_splice_bits()  argument
1780 			     offset, len, spd,  in __skb_splice_bits()
1793 				     offset, len, spd, false, sk, pipe))  in __skb_splice_bits()
1812 	struct splice_pipe_desc spd = {  in skb_splice_bits()  local
1828 	if (__skb_splice_bits(skb, pipe, &offset, &tlen, &spd, sk))  in skb_splice_bits()
1839 		if (__skb_splice_bits(frag_iter, pipe, &offset, &tlen, &spd, sk))  in skb_splice_bits()
1844 	if (spd.nr_pages) {  in skb_splice_bits()
1855 		ret = splice_to_pipe(pipe, &spd);  in skb_splice_bits()