736 	struct tcp_splice_state *tss = rd_desc->arg.data;  in tcp_splice_data_recv()  local
739 	ret = skb_splice_bits(skb, skb->sk, offset, tss->pipe,  in tcp_splice_data_recv()
740 			      min(rd_desc->count, len), tss->flags);  in tcp_splice_data_recv()
746 static int __tcp_splice_read(struct sock *sk, struct tcp_splice_state *tss)  in __tcp_splice_read()  argument
750 		.arg.data = tss,  in __tcp_splice_read()
751 		.count	  = tss->len,  in __tcp_splice_read()
774 	struct tcp_splice_state tss = {  in tcp_splice_read()  local
795 	while (tss.len) {  in tcp_splice_read()
796 		ret = __tcp_splice_read(sk, &tss);  in tcp_splice_read()
835 		tss.len -= ret;  in tcp_splice_read()
1872 			     struct scm_timestamping_internal *tss)  in tcp_update_recv_tstamps()  argument
1875 		tss->ts[0] = ktime_to_timespec64(skb->tstamp);  in tcp_update_recv_tstamps()
1877 		tss->ts[0] = (struct timespec64) {0};  in tcp_update_recv_tstamps()
1880 		tss->ts[2] = ktime_to_timespec64(skb_hwtstamps(skb)->hwtstamp);  in tcp_update_recv_tstamps()
1882 		tss->ts[2] = (struct timespec64) {0};  in tcp_update_recv_tstamps()
1987 			      int flags, struct scm_timestamping_internal *tss,
1991 				    struct scm_timestamping_internal *tss)  in receive_fallback_to_copy()  argument
2010 				 tss, &zc->msg_flags);  in receive_fallback_to_copy()
2056 				  struct scm_timestamping_internal *tss)  in tcp_zc_handle_leftover()  argument
2068 			tcp_update_recv_tstamps(skb, tss);  in tcp_zc_handle_leftover()
2161 				      struct scm_timestamping_internal *tss)  in tcp_zc_finalize_rx_tstamp()  argument
2176 		tcp_recv_timestamp(&cmsg_dummy, sk, tss);  in tcp_zc_finalize_rx_tstamp()
2188 				struct scm_timestamping_internal *tss)  in tcp_zerocopy_receive()  argument
2216 		return receive_fallback_to_copy(sk, zc, inq, tss);  in tcp_zerocopy_receive()
2263 				tcp_update_recv_tstamps(skb, tss);  in tcp_zerocopy_receive()
2308 		copylen = tcp_zc_handle_leftover(zc, sk, skb, &seq, copybuf_len, tss);  in tcp_zerocopy_receive()
2331 			struct scm_timestamping_internal *tss)  in tcp_recv_timestamp()  argument
2336 	if (tss->ts[0].tv_sec || tss->ts[0].tv_nsec) {  in tcp_recv_timestamp()
2341 						.tv_sec = tss->ts[0].tv_sec,  in tcp_recv_timestamp()
2342 						.tv_nsec = tss->ts[0].tv_nsec,  in tcp_recv_timestamp()
2348 						.tv_sec = tss->ts[0].tv_sec,  in tcp_recv_timestamp()
2349 						.tv_nsec = tss->ts[0].tv_nsec,  in tcp_recv_timestamp()
2357 						.tv_sec = tss->ts[0].tv_sec,  in tcp_recv_timestamp()
2358 						.tv_usec = tss->ts[0].tv_nsec / 1000,  in tcp_recv_timestamp()
2364 						.tv_sec = tss->ts[0].tv_sec,  in tcp_recv_timestamp()
2365 						.tv_usec = tss->ts[0].tv_nsec / 1000,  in tcp_recv_timestamp()
2376 			tss->ts[0] = (struct timespec64) {0};  in tcp_recv_timestamp()
2379 	if (tss->ts[2].tv_sec || tss->ts[2].tv_nsec) {  in tcp_recv_timestamp()
2383 			tss->ts[2] = (struct timespec64) {0};  in tcp_recv_timestamp()
2387 		tss->ts[1] = (struct timespec64) {0};  in tcp_recv_timestamp()
2389 			put_cmsg_scm_timestamping64(msg, tss);  in tcp_recv_timestamp()
2391 			put_cmsg_scm_timestamping(msg, tss);  in tcp_recv_timestamp()
2425 			      int flags, struct scm_timestamping_internal *tss,  in tcp_recvmsg_locked()  argument
2624 			tcp_update_recv_tstamps(skb, tss);  in tcp_recvmsg_locked()
2669 	struct scm_timestamping_internal tss;  in tcp_recvmsg()  local
2680 	ret = tcp_recvmsg_locked(sk, msg, len, flags, &tss, &cmsg_flags);  in tcp_recvmsg()
2685 			tcp_recv_timestamp(msg, sk, &tss);  in tcp_recvmsg()
4310 		struct scm_timestamping_internal tss;  in do_tcp_getsockopt()  local
4335 		err = tcp_zerocopy_receive(sk, &zc, &tss);  in do_tcp_getsockopt()
4359 			tcp_zc_finalize_rx_tstamp(sk, &zc, &tss);  in do_tcp_getsockopt()