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Searched refs:sack (Results 1 – 21 of 21) sorted by relevance

/linux/net/netfilter/
H A Dnf_conntrack_seqadj.c82 struct tcp_sack_block_wire *sack; in nf_ct_sack_block_adjust() local
85 sack = (void *)skb->data + sackoff; in nf_ct_sack_block_adjust()
86 if (after(ntohl(sack->start_seq) - seq->offset_before, in nf_ct_sack_block_adjust()
88 new_start_seq = htonl(ntohl(sack->start_seq) - in nf_ct_sack_block_adjust()
91 new_start_seq = htonl(ntohl(sack->start_seq) - in nf_ct_sack_block_adjust()
94 if (after(ntohl(sack->end_seq) - seq->offset_before, in nf_ct_sack_block_adjust()
96 new_end_seq = htonl(ntohl(sack->end_seq) - in nf_ct_sack_block_adjust()
99 new_end_seq = htonl(ntohl(sack->end_seq) - in nf_ct_sack_block_adjust()
103 ntohl(sack->start_seq), ntohl(new_start_seq), in nf_ct_sack_block_adjust()
104 ntohl(sack->end_seq), ntohl(new_end_seq)); in nf_ct_sack_block_adjust()
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H A Dnf_conntrack_proto_tcp.c392 const struct tcphdr *tcph, __u32 *sack) in tcp_sack() argument
444 if (after(tmp, *sack)) in tcp_sack()
445 *sack = tmp; in tcp_sack()
518 __u32 seq, ack, sack, end, win, swin; in tcp_in_window() local
527 ack = sack = ntohl(tcph->ack_seq); in tcp_in_window()
533 tcp_sack(skb, dataoff, tcph, &sack); in tcp_in_window()
538 sack -= receiver_offset; in tcp_in_window()
567 receiver->td_end = receiver->td_maxend = sack; in tcp_in_window()
568 } else if (sack == receiver->td_end + 1) { in tcp_in_window()
600 ack = sack = receiver->td_end; in tcp_in_window()
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/linux/tools/testing/selftests/net/packetdrill/
H A Dtcp_dsack_mult.pkt21 +0 > . 1:1(0) ack 1 <nop, nop, sack 1001:2001>
25 +0 > . 1:1(0) ack 1 <nop,nop,sack 1001:3001>
29 +0 > . 1:1(0) ack 1 <nop,nop,sack 4001:5001 1001:3001>
33 +0 > . 1:1(0) ack 1 <nop,nop,sack 7001:8001 4001:5001 1001:3001>
37 +0 > . 1:1(0) ack 6001 <nop,nop,sack 1001:3001 7001:8001>
41 +0 > . 1:1(0) ack 8001 <nop,nop,sack 7001:8001>
45 +0 > . 1:1(0) ack 8001 <nop,nop,sack 1:1001>
H A Dtcp_ooo-before-and-after-accept.pkt20 +0 > . 1:1(0) ack 1 <nop,nop,sack 2001:41001>
22 +0 > . 1:1(0) ack 1 <nop,nop,sack 2001:101001>
24 +0 > . 1:1(0) ack 1001 <nop,nop,sack 2001:101001>
48 +0 > . 1:1(0) ack 1 <nop,nop,sack 2001:41001>
50 +0 > . 1:1(0) ack 1 <nop,nop,sack 2001:101001>
H A Dtcp_ooo_rcv_mss.pkt20 +0 > . 1:1(0) ack 1 win 81 <nop,nop,sack 2001:11001>
26 +0 > . 1:1(0) ack 1 win 81 <nop,nop,sack 2001:21001>
/linux/net/sctp/
H A Doutqueue.c42 static int sctp_acked(struct sctp_sackhdr *sack, __u32 tsn);
47 struct sctp_sackhdr *sack,
1226 struct sctp_sackhdr *sack) in sctp_sack_update_unack_data() argument
1234 frags = (union sctp_sack_variable *)(sack + 1); in sctp_sack_update_unack_data()
1235 for (i = 0; i < ntohs(sack->num_gap_ack_blocks); i++) { in sctp_sack_update_unack_data()
1251 struct sctp_sackhdr *sack = chunk->subh.sack_hdr; in sctp_outq_sack() local
1273 sack_ctsn = ntohl(sack->cum_tsn_ack); in sctp_outq_sack()
1274 gap_ack_blocks = ntohs(sack->num_gap_ack_blocks); in sctp_outq_sack()
1317 (union sctp_sack_variable *)(sack + 1); in sctp_outq_sack()
1330 sctp_check_transmitted(q, &q->retransmit, NULL, NULL, sack, &highest_new_tsn); in sctp_outq_sack()
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H A Doutput.c297 struct sctp_chunk *sack; in sctp_packet_bundle_sack() local
304 sack = sctp_make_sack(asoc); in sctp_packet_bundle_sack()
305 if (sack) { in sctp_packet_bundle_sack()
306 retval = __sctp_packet_append_chunk(pkt, sack); in sctp_packet_bundle_sack()
308 sctp_chunk_free(sack); in sctp_packet_bundle_sack()
H A Dassociola.c213 * sack to acknowledge the data chunk. Subsequent in sctp_association_init()
1455 struct sctp_chunk *sack; in sctp_peer_needs_update()
1496 sack = sctp_make_sack(asoc); in sctp_assoc_rwnd_increase()
1497 if (!sack) in sctp_assoc_rwnd_increase()
1502 sctp_outq_tail(&asoc->outqueue, sack, GFP_ATOMIC); in sctp_assoc_rwnd_increase()
1473 struct sctp_chunk *sack; sctp_assoc_rwnd_increase() local
H A Dsm_sideeffect.c143 struct sctp_chunk *sack; in sctp_gen_sack() local
206 sack = sctp_make_sack(asoc); in sctp_gen_sack()
207 if (!sack) { in sctp_gen_sack()
215 sctp_add_cmd_sf(commands, SCTP_CMD_REPLY, SCTP_CHUNK(sack)); in sctp_gen_sack()
H A Dsm_statefuns.c6306 struct sctp_sackhdr *sack; in sctp_sm_pull_sack() local
6314 sack = (struct sctp_sackhdr *) chunk->skb->data; in sctp_sm_pull_sack()
6316 num_blocks = ntohs(sack->num_gap_ack_blocks); in sctp_sm_pull_sack()
6317 num_dup_tsns = ntohs(sack->num_dup_tsns); in sctp_sm_pull_sack()
6325 return sack; in sctp_sm_pull_sack()
/linux/net/rxrpc/
H A Dinput.c475 unsigned int sack = call->ackr_sack_base; in rxrpc_input_data_one() local
526 trace_rxrpc_sack(call, seq, sack, rxrpc_sack_none); in rxrpc_input_data_one()
529 trace_rxrpc_sack(call, seq, sack, rxrpc_sack_advance); in rxrpc_input_data_one()
530 sack = (sack + 1) % RXRPC_SACK_SIZE; in rxrpc_input_data_one()
548 call->ackr_sack_table[sack] = 0; in rxrpc_input_data_one()
549 trace_rxrpc_sack(call, seq, sack, rxrpc_sack_fill); in rxrpc_input_data_one()
550 sack = (sack + 1) % RXRPC_SACK_SIZE; in rxrpc_input_data_one()
557 call->ackr_sack_base = sack; in rxrpc_input_data_one()
564 sack = (sack + slot) % RXRPC_SACK_SIZE; in rxrpc_input_data_one()
566 if (call->ackr_sack_table[sack % RXRPC_SACK_SIZE]) { in rxrpc_input_data_one()
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H A Doutput.c159 unsigned int qsize, sack, wrap, to, max_mtu, if_mtu; in rxrpc_fill_out_ack() local
170 sack = call->ackr_sack_base % RXRPC_SACK_SIZE; in rxrpc_fill_out_ack()
203 wrap = RXRPC_SACK_SIZE - sack; in rxrpc_fill_out_ack()
206 if (sack + ack->nAcks <= RXRPC_SACK_SIZE) { in rxrpc_fill_out_ack()
207 memcpy(sackp, call->ackr_sack_table + sack, ack->nAcks); in rxrpc_fill_out_ack()
209 memcpy(sackp, call->ackr_sack_table + sack, wrap); in rxrpc_fill_out_ack()
/linux/tools/testing/selftests/net/netfilter/
H A Dnft_synproxy.sh74 … meta iif veth0 meta l4proto tcp ct state untracked,invalid synproxy mss 1460 sack-perm timestamp
/linux/drivers/net/ethernet/chelsio/cxgb/
H A Dcpl5_cmd.h175 u8 sack:1; member
179 u8 sack:1; member
/linux/include/trace/events/
H A Drxrpc.h2429 unsigned int sack, enum rxrpc_sack_trace what),
2431 TP_ARGS(call, seq, sack, what),
2436 __field(unsigned int, sack)
2443 __entry->sack = sack;
2451 __entry->sack)
/linux/net/ipv4/
H A Dtcp_input.c3400 struct tcp_sacktag_state *sack, bool ece_ack) in tcp_clean_rtx_queue() argument
3457 sack->delivered_bytes -= skb->len; in tcp_clean_rtx_queue()
3469 tcp_rate_skb_delivered(sk, skb, sack->rate); in tcp_clean_rtx_queue()
3515 sack->rate->prior_delivered + 1 == tp->delivered && in tcp_clean_rtx_queue()
3524 if (sack->first_sackt) { in tcp_clean_rtx_queue()
3525 sack_rtt_us = tcp_stamp_us_delta(tp->tcp_mstamp, sack->first_sackt); in tcp_clean_rtx_queue()
3526 ca_rtt_us = tcp_stamp_us_delta(tp->tcp_mstamp, sack->last_sackt); in tcp_clean_rtx_queue()
3529 ca_rtt_us, sack->rate); in tcp_clean_rtx_queue()
3555 sack->delivered_bytes = (skb ? in tcp_clean_rtx_queue()
3570 .rtt_us = sack->rate->rtt_us }; in tcp_clean_rtx_queue()
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/linux/drivers/net/ethernet/chelsio/cxgb3/
H A Dt3_cpl.h215 __u8 sack:1; member
219 __u8 sack:1; member
/linux/drivers/net/ethernet/chelsio/cxgb4/
H A Dt4_msg.h385 __u8 sack:1; member
389 __u8 sack:1; member
/linux/Documentation/networking/
H A Dsnmp_counter.rst587 When the congestion control comes into Recovery state, if sack is
588 used, TcpExtTCPSackRecovery increases 1, if sack is not used,
1218 …ts sack cubic wscale:7,7 rto:204 rtt:0.98/0.49 mss:1448 pmtu:1500 rcvmss:536 advmss:1448 cwnd:10 b…
/linux/drivers/target/iscsi/cxgbit/
H A Dcxgbit_cm.c1185 if (req->tcpopt.sack) in cxgbit_pass_accept_rpl()
/linux/drivers/infiniband/hw/cxgb4/
H A Dcm.c2460 if (enable_tcp_sack && req->tcpopt.sack) in accept_cr()
3992 req->tcpopt.sack = 1; in build_cpl_pass_accept_req()