735 	struct tcp_splice_state *tss = rd_desc->arg.data;  in tcp_splice_data_recv()  local
738 	ret = skb_splice_bits(skb, skb->sk, offset, tss->pipe,  in tcp_splice_data_recv()
739 			      min(rd_desc->count, len), tss->flags);  in tcp_splice_data_recv()
745 static int __tcp_splice_read(struct sock *sk, struct tcp_splice_state *tss)  in __tcp_splice_read()  argument
749 		.arg.data = tss,  in __tcp_splice_read()
750 		.count	  = tss->len,  in __tcp_splice_read()
773 	struct tcp_splice_state tss = {  in tcp_splice_read()  local
794 	while (tss.len) {  in tcp_splice_read()
795 		ret = __tcp_splice_read(sk, &tss);  in tcp_splice_read()
834 		tss.len -= ret;  in tcp_splice_read()
1871 			     struct scm_timestamping_internal *tss)  in tcp_update_recv_tstamps()  argument
1874 		tss->ts[0] = ktime_to_timespec64(skb->tstamp);  in tcp_update_recv_tstamps()
1876 		tss->ts[0] = (struct timespec64) {0};  in tcp_update_recv_tstamps()
1879 		tss->ts[2] = ktime_to_timespec64(skb_hwtstamps(skb)->hwtstamp);  in tcp_update_recv_tstamps()
1881 		tss->ts[2] = (struct timespec64) {0};  in tcp_update_recv_tstamps()
1986 			      int flags, struct scm_timestamping_internal *tss,
1990 				    struct scm_timestamping_internal *tss)  in receive_fallback_to_copy()  argument
2009 				 tss, &zc->msg_flags);  in receive_fallback_to_copy()
2055 				  struct scm_timestamping_internal *tss)  in tcp_zc_handle_leftover()  argument
2067 			tcp_update_recv_tstamps(skb, tss);  in tcp_zc_handle_leftover()
2160 				      struct scm_timestamping_internal *tss)  in tcp_zc_finalize_rx_tstamp()  argument
2175 		tcp_recv_timestamp(&cmsg_dummy, sk, tss);  in tcp_zc_finalize_rx_tstamp()
2187 				struct scm_timestamping_internal *tss)  in tcp_zerocopy_receive()  argument
2215 		return receive_fallback_to_copy(sk, zc, inq, tss);  in tcp_zerocopy_receive()
2262 				tcp_update_recv_tstamps(skb, tss);  in tcp_zerocopy_receive()
2307 		copylen = tcp_zc_handle_leftover(zc, sk, skb, &seq, copybuf_len, tss);  in tcp_zerocopy_receive()
2330 			struct scm_timestamping_internal *tss)  in tcp_recv_timestamp()  argument
2335 	if (tss->ts[0].tv_sec || tss->ts[0].tv_nsec) {  in tcp_recv_timestamp()
2340 						.tv_sec = tss->ts[0].tv_sec,  in tcp_recv_timestamp()
2341 						.tv_nsec = tss->ts[0].tv_nsec,  in tcp_recv_timestamp()
2347 						.tv_sec = tss->ts[0].tv_sec,  in tcp_recv_timestamp()
2348 						.tv_nsec = tss->ts[0].tv_nsec,  in tcp_recv_timestamp()
2356 						.tv_sec = tss->ts[0].tv_sec,  in tcp_recv_timestamp()
2357 						.tv_usec = tss->ts[0].tv_nsec / 1000,  in tcp_recv_timestamp()
2363 						.tv_sec = tss->ts[0].tv_sec,  in tcp_recv_timestamp()
2364 						.tv_usec = tss->ts[0].tv_nsec / 1000,  in tcp_recv_timestamp()
2375 			tss->ts[0] = (struct timespec64) {0};  in tcp_recv_timestamp()
2378 	if (tss->ts[2].tv_sec || tss->ts[2].tv_nsec) {  in tcp_recv_timestamp()
2382 			tss->ts[2] = (struct timespec64) {0};  in tcp_recv_timestamp()
2386 		tss->ts[1] = (struct timespec64) {0};  in tcp_recv_timestamp()
2388 			put_cmsg_scm_timestamping64(msg, tss);  in tcp_recv_timestamp()
2390 			put_cmsg_scm_timestamping(msg, tss);  in tcp_recv_timestamp()
2424 			      int flags, struct scm_timestamping_internal *tss,  in tcp_recvmsg_locked()  argument
2623 			tcp_update_recv_tstamps(skb, tss);  in tcp_recvmsg_locked()
2668 	struct scm_timestamping_internal tss;  in tcp_recvmsg()  local
2679 	ret = tcp_recvmsg_locked(sk, msg, len, flags, &tss, &cmsg_flags);  in tcp_recvmsg()
2684 			tcp_recv_timestamp(msg, sk, &tss);  in tcp_recvmsg()
4308 		struct scm_timestamping_internal tss;  in do_tcp_getsockopt()  local
4333 		err = tcp_zerocopy_receive(sk, &zc, &tss);  in do_tcp_getsockopt()
4357 			tcp_zc_finalize_rx_tstamp(sk, &zc, &tss);  in do_tcp_getsockopt()