2270 static void sock_spd_release(struct splice_pipe_desc *spd, unsigned int i)  in sock_spd_release()  argument
2272 	put_page(spd->pages[i]);  in sock_spd_release()
2294 static bool spd_can_coalesce(const struct splice_pipe_desc *spd,  in spd_can_coalesce()  argument
2298 	return	spd->nr_pages &&  in spd_can_coalesce()
2299 		spd->pages[spd->nr_pages - 1] == page &&  in spd_can_coalesce()
2300 		(spd->partial[spd->nr_pages - 1].offset +  in spd_can_coalesce()
2301 		 spd->partial[spd->nr_pages - 1].len == offset);  in spd_can_coalesce()
2307 static bool spd_fill_page(struct splice_pipe_desc *spd,  in spd_fill_page()  argument
2313 	if (unlikely(spd->nr_pages == MAX_SKB_FRAGS))  in spd_fill_page()
2321 	if (spd_can_coalesce(spd, page, offset)) {  in spd_fill_page()
2322 		spd->partial[spd->nr_pages - 1].len += *len;  in spd_fill_page()
2326 	spd->pages[spd->nr_pages] = page;  in spd_fill_page()
2327 	spd->partial[spd->nr_pages].len = *len;  in spd_fill_page()
2328 	spd->partial[spd->nr_pages].offset = offset;  in spd_fill_page()
2329 	spd->nr_pages++;  in spd_fill_page()
2337 			     struct splice_pipe_desc *spd, bool linear,  in __splice_segment()  argument
2358 		if (spd_fill_page(spd, pipe, page, &flen, poff,  in __splice_segment()
2375 			      struct splice_pipe_desc *spd, struct sock *sk)  in __skb_splice_bits()  argument
2388 			     offset, len, spd,  in __skb_splice_bits()
2401 				     offset, len, spd, false, sk, pipe))  in __skb_splice_bits()
2414 		if (__skb_splice_bits(iter, pipe, offset, len, spd, sk))  in __skb_splice_bits()
2431 	struct splice_pipe_desc spd = {  in skb_splice_bits()  local
2440 	__skb_splice_bits(skb, pipe, &offset, &tlen, &spd, sk);  in skb_splice_bits()
2442 	if (spd.nr_pages)  in skb_splice_bits()
2443 		ret = splice_to_pipe(pipe, &spd);  in skb_splice_bits()