1774 static void sock_spd_release(struct splice_pipe_desc *spd, unsigned int i)  in sock_spd_release()  argument
1776 	put_page(spd->pages[i]);  in sock_spd_release()
1798 static bool spd_can_coalesce(const struct splice_pipe_desc *spd,  in spd_can_coalesce()  argument
1802 	return	spd->nr_pages &&  in spd_can_coalesce()
1803 		spd->pages[spd->nr_pages - 1] == page &&  in spd_can_coalesce()
1804 		(spd->partial[spd->nr_pages - 1].offset +  in spd_can_coalesce()
1805 		 spd->partial[spd->nr_pages - 1].len == offset);  in spd_can_coalesce()
1811 static bool spd_fill_page(struct splice_pipe_desc *spd,  in spd_fill_page()  argument
1817 	if (unlikely(spd->nr_pages == MAX_SKB_FRAGS))  in spd_fill_page()
1825 	if (spd_can_coalesce(spd, page, offset)) {  in spd_fill_page()
1826 		spd->partial[spd->nr_pages - 1].len += *len;  in spd_fill_page()
1830 	spd->pages[spd->nr_pages] = page;  in spd_fill_page()
1831 	spd->partial[spd->nr_pages].len = *len;  in spd_fill_page()
1832 	spd->partial[spd->nr_pages].offset = offset;  in spd_fill_page()
1833 	spd->nr_pages++;  in spd_fill_page()
1841 			     struct splice_pipe_desc *spd, bool linear,  in __splice_segment()  argument
1862 		if (spd_fill_page(spd, pipe, page, &flen, poff,  in __splice_segment()
1879 			      struct splice_pipe_desc *spd, struct sock *sk)  in __skb_splice_bits()  argument
1891 			     offset, len, spd,  in __skb_splice_bits()
1904 				     offset, len, spd, false, sk, pipe))  in __skb_splice_bits()
1913 			  struct splice_pipe_desc *spd)  in skb_socket_splice()  argument
1926 	ret = splice_to_pipe(pipe, spd);  in skb_socket_splice()
1947 	struct splice_pipe_desc spd = {  in skb_splice_bits()  local
1962 	if (__skb_splice_bits(skb, pipe, &offset, &tlen, &spd, sk))  in skb_splice_bits()
1973 		if (__skb_splice_bits(frag_iter, pipe, &offset, &tlen, &spd, sk))  in skb_splice_bits()
1978 	if (spd.nr_pages)  in skb_splice_bits()
1979 		ret = splice_cb(sk, pipe, &spd);  in skb_splice_bits()