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Searched refs:pmtu (Results 1 - 25 of 94) sorted by relevance

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/kernel/linux/linux-6.6/net/sctp/
H A Dtransport.c237 /* Initialize the pmtu of a transport. */
274 t->pl.pmtu = SCTP_BASE_PLPMTU; in sctp_transport_pl_send()
275 t->pathmtu = t->pl.pmtu + sctp_transport_pl_hlen(t); in sctp_transport_pl_send()
279 if (t->pl.pmtu == t->pl.probe_size) { /* Black Hole Detected */ in sctp_transport_pl_send()
284 t->pl.pmtu = SCTP_BASE_PLPMTU; in sctp_transport_pl_send()
285 t->pathmtu = t->pl.pmtu + sctp_transport_pl_hlen(t); in sctp_transport_pl_send()
289 t->pl.probe_size = t->pl.pmtu; in sctp_transport_pl_send()
292 if (t->pl.pmtu == t->pl.probe_size) { /* Black Hole Detected */ in sctp_transport_pl_send()
296 t->pl.pmtu = SCTP_BASE_PLPMTU; in sctp_transport_pl_send()
297 t->pathmtu = t->pl.pmtu in sctp_transport_pl_send()
353 sctp_transport_pl_toobig(struct sctp_transport *t, u32 pmtu) sctp_transport_pl_toobig() argument
400 sctp_transport_update_pmtu(struct sctp_transport *t, u32 pmtu) sctp_transport_update_pmtu() argument
559 __u32 cwnd, ssthresh, flight_size, pba, pmtu; sctp_transport_raise_cwnd() local
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/kernel/linux/linux-5.10/drivers/infiniband/hw/qib/
H A Dqib_uc.c56 u32 pmtu = qp->pmtu; in qib_make_uc_req() local
107 if (len > pmtu) { in qib_make_uc_req()
109 len = pmtu; in qib_make_uc_req()
136 if (len > pmtu) { in qib_make_uc_req()
138 len = pmtu; in qib_make_uc_req()
167 if (len > pmtu) { in qib_make_uc_req()
168 len = pmtu; in qib_make_uc_req()
191 if (len > pmtu) { in qib_make_uc_req()
192 len = pmtu; in qib_make_uc_req()
246 u32 pmtu = qp->pmtu; qib_uc_rcv() local
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H A Dqib_rc.c43 u32 psn, u32 pmtu) in restart_sge()
47 len = ((psn - wqe->psn) & QIB_PSN_MASK) * pmtu; in restart_sge()
56 * @pmtu: the path MTU
63 struct ib_other_headers *ohdr, u32 pmtu) in qib_make_rc_ack()
125 if (len > pmtu) { in qib_make_rc_ack()
126 len = pmtu; in qib_make_rc_ack()
159 if (len > pmtu) in qib_make_rc_ack()
160 len = pmtu; in qib_make_rc_ack()
226 u32 pmtu = qp->pmtu; in qib_make_rc_req() local
42 restart_sge(struct rvt_sge_state *ss, struct rvt_swqe *wqe, u32 psn, u32 pmtu) restart_sge() argument
62 qib_make_rc_ack(struct qib_ibdev *dev, struct rvt_qp *qp, struct ib_other_headers *ohdr, u32 pmtu) qib_make_rc_ack() argument
1267 qib_rc_rcv_resp(struct qib_ibport *ibp, struct ib_other_headers *ohdr, void *data, u32 tlen, struct rvt_qp *qp, u32 opcode, u32 psn, u32 hdrsize, u32 pmtu, struct qib_ctxtdata *rcd) qib_rc_rcv_resp() argument
1721 u32 pmtu = qp->pmtu; qib_rc_rcv() local
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H A Dqib_qp.c294 int mtu, pmtu, pidx = qp->port_num - 1; in qib_get_pmtu_from_attr() local
303 pmtu = mtu_to_enum(dd->pport[pidx].ibmtu); in qib_get_pmtu_from_attr()
305 pmtu = attr->path_mtu; in qib_get_pmtu_from_attr()
306 return pmtu; in qib_get_pmtu_from_attr()
314 u32 qib_mtu_from_qp(struct rvt_dev_info *rdi, struct rvt_qp *qp, u32 pmtu) in qib_mtu_from_qp() argument
316 return ib_mtu_enum_to_int(pmtu); in qib_mtu_from_qp()
395 if (wqe->length > qp->pmtu) in qib_check_send_wqe()
/kernel/linux/linux-6.6/drivers/infiniband/hw/qib/
H A Dqib_uc.c57 u32 pmtu = qp->pmtu; in qib_make_uc_req() local
108 if (len > pmtu) { in qib_make_uc_req()
110 len = pmtu; in qib_make_uc_req()
137 if (len > pmtu) { in qib_make_uc_req()
139 len = pmtu; in qib_make_uc_req()
168 if (len > pmtu) { in qib_make_uc_req()
169 len = pmtu; in qib_make_uc_req()
192 if (len > pmtu) { in qib_make_uc_req()
193 len = pmtu; in qib_make_uc_req()
247 u32 pmtu = qp->pmtu; qib_uc_rcv() local
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H A Dqib_rc.c43 u32 psn, u32 pmtu) in restart_sge()
47 len = ((psn - wqe->psn) & QIB_PSN_MASK) * pmtu; in restart_sge()
56 * @pmtu: the path MTU
63 struct ib_other_headers *ohdr, u32 pmtu) in qib_make_rc_ack()
125 if (len > pmtu) { in qib_make_rc_ack()
126 len = pmtu; in qib_make_rc_ack()
159 if (len > pmtu) in qib_make_rc_ack()
160 len = pmtu; in qib_make_rc_ack()
227 u32 pmtu = qp->pmtu; in qib_make_rc_req() local
42 restart_sge(struct rvt_sge_state *ss, struct rvt_swqe *wqe, u32 psn, u32 pmtu) restart_sge() argument
62 qib_make_rc_ack(struct qib_ibdev *dev, struct rvt_qp *qp, struct ib_other_headers *ohdr, u32 pmtu) qib_make_rc_ack() argument
1269 qib_rc_rcv_resp(struct qib_ibport *ibp, struct ib_other_headers *ohdr, void *data, u32 tlen, struct rvt_qp *qp, u32 opcode, u32 psn, u32 hdrsize, u32 pmtu, struct qib_ctxtdata *rcd) qib_rc_rcv_resp() argument
1724 u32 pmtu = qp->pmtu; qib_rc_rcv() local
[all...]
H A Dqib_qp.c294 int mtu, pmtu, pidx = qp->port_num - 1; in qib_get_pmtu_from_attr() local
303 pmtu = mtu_to_enum(dd->pport[pidx].ibmtu); in qib_get_pmtu_from_attr()
305 pmtu = attr->path_mtu; in qib_get_pmtu_from_attr()
306 return pmtu; in qib_get_pmtu_from_attr()
314 u32 qib_mtu_from_qp(struct rvt_dev_info *rdi, struct rvt_qp *qp, u32 pmtu) in qib_mtu_from_qp() argument
316 return ib_mtu_enum_to_int(pmtu); in qib_mtu_from_qp()
395 if (wqe->length > qp->pmtu) in qib_check_send_wqe()
/kernel/linux/linux-5.10/net/sctp/
H A Dtransport.c221 /* Initialize the pmtu of a transport. */
246 bool sctp_transport_update_pmtu(struct sctp_transport *t, u32 pmtu) in sctp_transport_update_pmtu() argument
252 if (unlikely(pmtu < SCTP_DEFAULT_MINSEGMENT)) { in sctp_transport_update_pmtu()
253 pr_warn_ratelimited("%s: Reported pmtu %d too low, using default minimum of %d\n", in sctp_transport_update_pmtu()
254 __func__, pmtu, SCTP_DEFAULT_MINSEGMENT); in sctp_transport_update_pmtu()
256 pmtu = SCTP_DEFAULT_MINSEGMENT; in sctp_transport_update_pmtu()
258 pmtu = SCTP_TRUNC4(pmtu); in sctp_transport_update_pmtu()
266 dst->ops->update_pmtu(dst, sk, NULL, pmtu, true); in sctp_transport_update_pmtu()
279 pmtu in sctp_transport_update_pmtu()
401 __u32 cwnd, ssthresh, flight_size, pba, pmtu; sctp_transport_raise_cwnd() local
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H A Doutput.c762 size_t psize, pmtu, maxsize; in sctp_packet_will_fit() local
776 pmtu = packet->transport->asoc->pathmtu; in sctp_packet_will_fit()
778 pmtu = packet->transport->pathmtu; in sctp_packet_will_fit()
781 if (psize + chunk_len > pmtu) { in sctp_packet_will_fit()
804 maxsize = pmtu - packet->overhead; in sctp_packet_will_fit()
H A Dassociola.c657 /* Initialize the pmtu of the transport. */ in sctp_assoc_add_peer()
1403 void sctp_assoc_set_pmtu(struct sctp_association *asoc, __u32 pmtu) in sctp_assoc_set_pmtu() argument
1405 if (asoc->pathmtu != pmtu) { in sctp_assoc_set_pmtu()
1406 asoc->pathmtu = pmtu; in sctp_assoc_set_pmtu()
1410 pr_debug("%s: asoc:%p, pmtu:%d, frag_point:%d\n", __func__, asoc, in sctp_assoc_set_pmtu()
1414 /* Update the association's pmtu and frag_point by going through all the
1420 __u32 pmtu = 0; in sctp_assoc_sync_pmtu() local
1425 /* Get the lowest pmtu of all the transports. */ in sctp_assoc_sync_pmtu()
1432 if (!pmtu || (t->pathmtu < pmtu)) in sctp_assoc_sync_pmtu()
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/kernel/linux/linux-5.10/drivers/infiniband/hw/hfi1/
H A Duc.c71 u32 pmtu = qp->pmtu; in hfi1_make_uc_req() local
162 if (len > pmtu) { in hfi1_make_uc_req()
164 len = pmtu; in hfi1_make_uc_req()
191 if (len > pmtu) { in hfi1_make_uc_req()
193 len = pmtu; in hfi1_make_uc_req()
222 if (len > pmtu) { in hfi1_make_uc_req()
223 len = pmtu; in hfi1_make_uc_req()
247 if (len > pmtu) { in hfi1_make_uc_req()
248 len = pmtu; in hfi1_make_uc_req()
317 u32 pmtu = qp->pmtu; hfi1_uc_rcv() local
[all...]
H A Drc.h36 u32 psn, u32 pmtu) in restart_sge()
40 len = delta_psn(psn, wqe->psn) * pmtu; in restart_sge()
35 restart_sge(struct rvt_sge_state *ss, struct rvt_swqe *wqe, u32 psn, u32 pmtu) restart_sge() argument
H A Drc.c119 u32 pmtu = qp->pmtu; in make_rc_ack() local
203 if (len > pmtu) { in make_rc_ack()
204 len = pmtu; in make_rc_ack()
277 if (len > pmtu) { in make_rc_ack()
278 len = pmtu; in make_rc_ack()
443 u32 pmtu = qp->pmtu; in hfi1_make_rc_req() local
600 if (len > pmtu) { in hfi1_make_rc_req()
602 len = pmtu; in hfi1_make_rc_req()
2359 u32 pmtu = qp->pmtu; rc_rcv_resp() local
2818 u32 pmtu = qp->pmtu; hfi1_rc_rcv() local
[all...]
/kernel/linux/linux-6.6/drivers/infiniband/hw/hfi1/
H A Duc.c30 u32 pmtu = qp->pmtu; in hfi1_make_uc_req() local
121 if (len > pmtu) { in hfi1_make_uc_req()
123 len = pmtu; in hfi1_make_uc_req()
150 if (len > pmtu) { in hfi1_make_uc_req()
152 len = pmtu; in hfi1_make_uc_req()
181 if (len > pmtu) { in hfi1_make_uc_req()
182 len = pmtu; in hfi1_make_uc_req()
206 if (len > pmtu) { in hfi1_make_uc_req()
207 len = pmtu; in hfi1_make_uc_req()
271 u32 pmtu = qp->pmtu; hfi1_uc_rcv() local
[all...]
H A Drc.h36 u32 psn, u32 pmtu) in restart_sge()
40 len = delta_psn(psn, wqe->psn) * pmtu; in restart_sge()
35 restart_sge(struct rvt_sge_state *ss, struct rvt_swqe *wqe, u32 psn, u32 pmtu) restart_sge() argument
H A Drc.c77 u32 pmtu = qp->pmtu; in make_rc_ack() local
161 if (len > pmtu) { in make_rc_ack()
162 len = pmtu; in make_rc_ack()
235 if (len > pmtu) { in make_rc_ack()
236 len = pmtu; in make_rc_ack()
402 u32 pmtu = qp->pmtu; in hfi1_make_rc_req() local
559 if (len > pmtu) { in hfi1_make_rc_req()
561 len = pmtu; in hfi1_make_rc_req()
2317 u32 pmtu = qp->pmtu; rc_rcv_resp() local
2777 u32 pmtu = qp->pmtu; hfi1_rc_rcv() local
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/kernel/linux/linux-6.6/tools/testing/selftests/net/
H A Dpmtu.sh1239 pmtu="$(route_get_dst_pmtu_from_exception "${ns_a}" ${dst})"
1240 check_pmtu_value ${exp_mtu} "${pmtu}" "exceeding link layer MTU on ${type} interface"
1321 pmtu="$(route_get_dst_pmtu_from_exception "${ns_c}" ${dst})"
1322 check_pmtu_value ${exp_mtu} "${pmtu}" "exceeding link layer MTU on bridged ${type} interface"
1323 pmtu="$(route_get_dst_pmtu_from_exception "${ns_a}" ${dst})"
1324 check_pmtu_value ${exp_mtu} "${pmtu}" "exceeding link layer MTU on locally bridged ${type} interface"
1356 pmtu="$(route_get_dst_pmtu_from_exception "${ns_c}" ${dst})"
1357 check_pmtu_value ${exp_mtu} "${pmtu}" "tcp: exceeding link layer MTU on bridged ${type} interface"
1358 pmtu="$(route_get_dst_pmtu_from_exception "${ns_a}" ${dst})"
1359 check_pmtu_value ${exp_mtu} "${pmtu}" "tc
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/kernel/linux/linux-5.10/tools/testing/selftests/net/
H A Dpmtu.sh1029 pmtu="$(route_get_dst_pmtu_from_exception "${ns_a}" ${dst})"
1030 check_pmtu_value ${exp_mtu} "${pmtu}" "exceeding link layer MTU on ${type} interface"
1111 pmtu="$(route_get_dst_pmtu_from_exception "${ns_c}" ${dst})"
1112 check_pmtu_value ${exp_mtu} "${pmtu}" "exceeding link layer MTU on bridged ${type} interface"
1113 pmtu="$(route_get_dst_pmtu_from_exception "${ns_a}" ${dst})"
1114 check_pmtu_value ${exp_mtu} "${pmtu}" "exceeding link layer MTU on locally bridged ${type} interface"
1200 pmtu="$(route_get_dst_pmtu_from_exception "${ns_c}" ${dst})"
1201 check_pmtu_value ${exp_mtu} "${pmtu}" "exceeding link layer MTU on Open vSwitch ${type} interface"
1280 pmtu="$(route_get_dst_pmtu_from_exception "${ns_a}" ${dst})"
1281 check_pmtu_value ${exp_mtu} "${pmtu}" "exceedin
[all...]
/kernel/linux/linux-6.6/include/net/sctp/
H A Dsctp.h145 struct sctp_transport *t, __u32 pmtu);
559 * pmtu code.
606 __u32 pmtu = sctp_dst_mtu(t->dst); in sctp_transport_pmtu_check() local
608 if (t->pathmtu == pmtu) in sctp_transport_pmtu_check()
611 t->pathmtu = pmtu; in sctp_transport_pmtu_check()
633 t->pl.pmtu = SCTP_BASE_PLPMTU; in sctp_transport_pl_reset()
652 t->pl.pmtu = SCTP_BASE_PLPMTU; in sctp_transport_pl_update()
/kernel/linux/linux-5.10/drivers/scsi/qedi/
H A Dqedi_iscsi.c482 static u16 qedi_calc_mss(u16 pmtu, u8 is_ipv6, u8 tcp_ts_en, u8 vlan_en) in qedi_calc_mss() argument
492 mss = pmtu - hdrs; in qedi_calc_mss()
567 conn_info->mss = qedi_calc_mss(qedi_ep->pmtu, in qedi_iscsi_offload_conn()
964 path_req.pmtu = qedi->ll2_mtu; in qedi_ep_connect()
965 qedi_ep->pmtu = qedi->ll2_mtu; in qedi_ep_connect()
1281 if (path_data->pmtu < DEF_PATH_MTU) { in qedi_set_path()
1282 qedi_ep->pmtu = qedi->ll2_mtu; in qedi_set_path()
1285 path_data->pmtu, qedi_ep->pmtu); in qedi_set_path()
1288 if (path_data->pmtu ! in qedi_set_path()
[all...]
/kernel/linux/linux-6.6/drivers/scsi/qedi/
H A Dqedi_iscsi.c483 static u16 qedi_calc_mss(u16 pmtu, u8 is_ipv6, u8 tcp_ts_en, u8 vlan_en) in qedi_calc_mss() argument
493 mss = pmtu - hdrs; in qedi_calc_mss()
568 conn_info->mss = qedi_calc_mss(qedi_ep->pmtu, in qedi_iscsi_offload_conn()
996 path_req.pmtu = qedi->ll2_mtu; in qedi_ep_connect()
997 qedi_ep->pmtu = qedi->ll2_mtu; in qedi_ep_connect()
1320 if (path_data->pmtu < DEF_PATH_MTU) { in qedi_set_path()
1321 qedi_ep->pmtu = qedi->ll2_mtu; in qedi_set_path()
1324 path_data->pmtu, qedi_ep->pmtu); in qedi_set_path()
1327 if (path_data->pmtu ! in qedi_set_path()
[all...]
/kernel/linux/common_modules/newip/third_party/linux-5.10/net/newip/
H A Dtcp_nip_output.c82 static inline int __tcp_nip_mtu_to_mss(struct sock *sk, int pmtu) in __tcp_nip_mtu_to_mss() argument
91 mss_now = pmtu - nip_hdr_len - sizeof(struct tcphdr); in __tcp_nip_mtu_to_mss()
114 int tcp_nip_mtu_to_mss(struct sock *sk, int pmtu) in tcp_nip_mtu_to_mss() argument
117 return __tcp_nip_mtu_to_mss(sk, pmtu) - in tcp_nip_mtu_to_mss()
660 unsigned int tcp_nip_sync_mss(struct sock *sk, u32 pmtu) in tcp_nip_sync_mss() argument
666 if (icsk->icsk_mtup.search_high > pmtu) in tcp_nip_sync_mss()
667 icsk->icsk_mtup.search_high = pmtu; in tcp_nip_sync_mss()
669 mss_now = tcp_nip_mtu_to_mss(sk, pmtu); in tcp_nip_sync_mss()
675 icsk->icsk_pmtu_cookie = pmtu; in tcp_nip_sync_mss()
/kernel/linux/linux-5.10/include/net/sctp/
H A Dsctp.h147 struct sctp_transport *t, __u32 pmtu);
561 * pmtu code.
598 __u32 pmtu = sctp_dst_mtu(t->dst); in sctp_transport_pmtu_check() local
600 if (t->pathmtu == pmtu) in sctp_transport_pmtu_check()
603 t->pathmtu = pmtu; in sctp_transport_pmtu_check()
/kernel/linux/linux-5.10/net/dccp/
H A Doutput.c159 unsigned int dccp_sync_mss(struct sock *sk, u32 pmtu) in dccp_sync_mss() argument
164 u32 cur_mps = ccmps ? min(pmtu, ccmps) : pmtu; in dccp_sync_mss()
187 icsk->icsk_pmtu_cookie = pmtu; in dccp_sync_mss()
/kernel/linux/linux-6.6/net/dccp/
H A Doutput.c161 unsigned int dccp_sync_mss(struct sock *sk, u32 pmtu) in dccp_sync_mss() argument
166 u32 cur_mps = ccmps ? min(pmtu, ccmps) : pmtu; in dccp_sync_mss()
189 icsk->icsk_pmtu_cookie = pmtu; in dccp_sync_mss()

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