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Searched refs:mss (Results 1 – 25 of 27) sorted by relevance

12

/net/ipv4/
A Dtcp_offload.c23 if (before(ts_seq, seq + mss)) { in tcp_gso_tstamp()
30 seq += mss; in tcp_gso_tstamp()
141 unsigned int mss; in tcp_gso_segment() local
163 if (unlikely(skb->len <= mss)) in tcp_gso_segment()
216 seq += mss; in tcp_gso_segment()
321 unsigned int mss = 1; in tcp_gro_receive() local
343 mss = skb_shinfo(p)->gso_size; in tcp_gro_receive()
352 flush |= (len - 1) >= mss; in tcp_gro_receive()
365 mss = 1; in tcp_gro_receive()
371 mss = 1; in tcp_gro_receive()
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A Dsyncookies.c158 const __u16 mss = *mssp; in __cookie_v4_init_sequence() local
161 if (mss >= msstab[mssind]) in __cookie_v4_init_sequence()
320 int mss, u32 tsoff) in cookie_tcp_reqsk_alloc() argument
342 req->mss = mss; in cookie_tcp_reqsk_alloc()
362 int mss; in cookie_tcp_check() local
367 mss = __cookie_v4_check(ip_hdr(skb), tcp_hdr(skb)); in cookie_tcp_check()
368 if (!mss) { in cookie_tcp_check()
390 &tcp_opt, mss, tsoff); in cookie_tcp_check()
475 tcp_select_initial_window(sk, full_space, req->mss, in cookie_v4_check()
A Dtcp_recovery.c225 u32 mss; in tcp_newreno_mark_lost() local
230 mss = tcp_skb_mss(skb); in tcp_newreno_mark_lost()
231 if (tcp_skb_pcount(skb) > 1 && skb->len > mss) in tcp_newreno_mark_lost()
233 mss, mss, GFP_ATOMIC); in tcp_newreno_mark_lost()
A Dtcp_timer.c167 int mss; in tcp_mtu_probing() local
177 mss = tcp_mtu_to_mss(sk, icsk->icsk_mtup.search_low) >> 1; in tcp_mtu_probing()
178 mss = min(READ_ONCE(net->ipv4.sysctl_tcp_base_mss), mss); in tcp_mtu_probing()
179 mss = max(mss, READ_ONCE(net->ipv4.sysctl_tcp_mtu_probe_floor)); in tcp_mtu_probing()
180 mss = max(mss, READ_ONCE(net->ipv4.sysctl_tcp_min_snd_mss)); in tcp_mtu_probing()
181 icsk->icsk_mtup.search_low = tcp_mss_to_mtu(sk, mss); in tcp_mtu_probing()
A Dtcp_metrics.c29 u16 mss; member
134 tm->tcpm_fastopen.mss = 0; in tcpm_suck_dst()
561 void tcp_fastopen_cache_get(struct sock *sk, u16 *mss, in tcp_fastopen_cache_get() argument
574 if (tfom->mss) in tcp_fastopen_cache_get()
575 *mss = tfom->mss; in tcp_fastopen_cache_get()
584 void tcp_fastopen_cache_set(struct sock *sk, u16 mss, in tcp_fastopen_cache_set() argument
599 if (mss) in tcp_fastopen_cache_set()
600 tfom->mss = mss; in tcp_fastopen_cache_set()
721 if (tfom->mss && in tcp_metrics_fill_info()
723 tfom->mss) < 0) in tcp_metrics_fill_info()
A Dtcp_output.c127 int mss = tp->advmss; in tcp_advertise_mss() local
132 if (metric < mss) { in tcp_advertise_mss()
133 mss = metric; in tcp_advertise_mss()
134 tp->advmss = mss; in tcp_advertise_mss()
138 return (__u16)mss; in tcp_advertise_mss()
221 if (space > mss) in tcp_select_initial_window()
934 opts->mss = mss; in tcp_synack_options()
1797 return mss + in tcp_mss_to_mtu()
2977 (pcount - 1) * mss, mss, in tcp_send_loss_probe()
3108 if (mss <= 0) in __tcp_select_window()
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A Dudp_offload.c466 unsigned int mss = skb_shinfo(skb)->gso_size; in __udp_gso_segment_list() local
472 udp_hdr(skb)->len = htons(sizeof(struct udphdr) + mss); in __udp_gso_segment_list()
487 unsigned int mss; in __udp_gso_segment() local
493 mss = skb_shinfo(gso_skb)->gso_size; in __udp_gso_segment()
494 if (gso_skb->len <= sizeof(*uh) + mss) in __udp_gso_segment()
511 mss); in __udp_gso_segment()
563 mss *= skb_shinfo(segs)->gso_segs; in __udp_gso_segment()
574 newlen = htons(sizeof(*uh) + mss); in __udp_gso_segment()
641 unsigned int mss; in udp4_ufo_fragment() local
662 mss = skb_shinfo(skb)->gso_size; in udp4_ufo_fragment()
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A Dtcp_input.c1099 if ((metric > tp->reordering * mss) && mss) { in tcp_check_sack_reordering()
1108 tp->reordering = min_t(u32, (metric + mss - 1) / mss, in tcp_check_sack_reordering()
1372 unsigned int new_len = (pkt_len / mss) * mss; in tcp_match_skb_to_sack()
1585 int mss; in tcp_shift_skb_data() local
2761 int mss; in tcp_simple_retransmit() local
2774 mss = -1; in tcp_simple_retransmit()
4035 u16 mss = 0; in tcp_parse_mss_option() local
4068 return mss; in tcp_parse_mss_option()
7106 u16 mss; in tcp_get_syncookie_mss() local
7121 if (!mss) in tcp_get_syncookie_mss()
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A Dtcp_minisocks.c435 int mss; in tcp_openreq_init_rwin() local
437 mss = tcp_mss_clamp(tp, dst_metric_advmss(dst)); in tcp_openreq_init_rwin()
450 else if (full_space < rcv_wnd * mss) in tcp_openreq_init_rwin()
451 full_space = rcv_wnd * mss; in tcp_openreq_init_rwin()
455 mss - (ireq->tstamp_ok ? TCPOLEN_TSTAMP_ALIGNED : 0), in tcp_openreq_init_rwin()
633 newtp->rx_opt.mss_clamp = req->mss; in tcp_create_openreq_child()
A Dtcp_fastopen.c419 bool tcp_fastopen_cookie_check(struct sock *sk, u16 *mss, in tcp_fastopen_cookie_check() argument
424 tcp_fastopen_cache_get(sk, mss, cookie); in tcp_fastopen_cookie_check()
455 u16 mss; in tcp_fastopen_defer_connect() local
458 if (tcp_fastopen_cookie_check(sk, &mss, &cookie)) { in tcp_fastopen_defer_connect()
A Dtcp_bbr.c246 unsigned int mss = tcp_sk(sk)->mss_cache; in bbr_rate_bytes_per_sec() local
248 rate *= mss; in bbr_rate_bytes_per_sec()
A Dtcp_ipv4.c1883 u16 mss = 0; local
1885 mss = tcp_get_syncookie_mss(&tcp_request_sock_ops,
1887 if (mss) {
1888 *cookie = __cookie_v4_init_sequence(iph, th, &mss);
1892 return mss;
/net/ipv6/
A Dsyncookies.c96 const __u16 mss = *mssp; in __cookie_v6_init_sequence() local
99 if (mss >= msstab[mssind]) in __cookie_v6_init_sequence()
135 int mss; in cookie_tcp_check() local
140 mss = __cookie_v6_check(ipv6_hdr(skb), tcp_hdr(skb)); in cookie_tcp_check()
141 if (!mss) { in cookie_tcp_check()
163 &tcp_opt, mss, tsoff); in cookie_tcp_check()
256 tcp_select_initial_window(sk, full_space, req->mss, in cookie_v6_check()
A Dudp_offload.c23 unsigned int mss; in udp6_ufo_fragment() local
49 mss = skb_shinfo(skb)->gso_size; in udp6_ufo_fragment()
50 if (unlikely(skb->len <= mss)) in udp6_ufo_fragment()
A Dtcp_ipv6.c1314 u16 mss = 0; local
1316 mss = tcp_get_syncookie_mss(&tcp6_request_sock_ops,
1318 if (mss) {
1319 *cookie = __cookie_v6_init_sequence(iph, th, &mss);
1323 return mss;
/net/netfilter/
A Dnfnetlink_osf.c73 u16 mss = 0; in nf_osf_match_one() local
106 mss = ctx->optp[3]; in nf_osf_match_one()
107 mss <<= 8; in nf_osf_match_one()
108 mss |= ctx->optp[2]; in nf_osf_match_one()
110 mss = ntohs((__force __be16)mss); in nf_osf_match_one()
141 if (ctx->window == f->wss.val * mss || in nf_osf_match_one()
147 if (ctx->window == f->wss.val * (mss + 40) || in nf_osf_match_one()
A Dnf_synproxy_core.c455 u16 mss = opts->mss_encode; in synproxy_send_client_synack() local
472 nth->seq = htonl(__cookie_v4_init_sequence(iph, th, &mss)); in synproxy_send_client_synack()
618 int mss; in synproxy_recv_client_ack() local
620 mss = __cookie_v4_check(ip_hdr(skb), th); in synproxy_recv_client_ack()
621 if (mss == 0) { in synproxy_recv_client_ack()
627 opts->mss_option = mss; in synproxy_recv_client_ack()
868 u16 mss = opts->mss_encode; in synproxy_send_client_synack_ipv6() local
1035 int mss; in synproxy_recv_client_ack_ipv6() local
1037 mss = nf_cookie_v6_check(ipv6_hdr(skb), th); in synproxy_recv_client_ack_ipv6()
1038 if (mss == 0) { in synproxy_recv_client_ack_ipv6()
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A Dnft_synproxy.c35 opts->mss_option = info->mss; in nft_synproxy_tcp_options()
161 priv->info.mss = ntohs(nla_get_be16(tb[NFTA_SYNPROXY_MSS])); in nft_synproxy_do_init()
230 if (nla_put_be16(skb, NFTA_SYNPROXY_MSS, htons(priv->info.mss)) || in nft_synproxy_do_dump()
/net/batman-adv/
A Dtp_meter.c150 tp_vars->cwnd = batadv_tp_cwnd(tp_vars->cwnd, mss, mss); in batadv_tp_update_cwnd()
157 ((mss * mss) << 6) / (tp_vars->cwnd << 3)); in batadv_tp_update_cwnd()
158 if (tp_vars->dec_cwnd < (mss << 3)) { in batadv_tp_update_cwnd()
163 tp_vars->cwnd = batadv_tp_cwnd(tp_vars->cwnd, mss, mss); in batadv_tp_update_cwnd()
635 size_t packet_len, mss; in batadv_tp_recv_ack() local
639 mss = BATADV_TP_PLEN; in batadv_tp_recv_ack()
705 mss); in batadv_tp_recv_ack()
731 mss, mss); in batadv_tp_recv_ack()
739 mss); in batadv_tp_recv_ack()
745 if (recv_ack - atomic_read(&tp_vars->last_acked) >= mss) in batadv_tp_recv_ack()
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/net/tipc/
A Dmsg.c206 int mss, struct sk_buff_head *txq) in tipc_msg_append() argument
218 if (!skb || skb->len >= mss) { in tipc_msg_append()
219 skb = tipc_buf_acquire(mss, GFP_KERNEL); in tipc_msg_append()
234 cpy = min_t(size_t, rem, mss - mlen); in tipc_msg_append()
520 bool tipc_msg_try_bundle(struct sk_buff *tskb, struct sk_buff **skb, u32 mss, in tipc_msg_try_bundle() argument
534 if (mss <= INT_H_SIZE + msg_size(msg)) in tipc_msg_try_bundle()
549 if (unlikely(mss < BUF_ALIGN(INT_H_SIZE + tsz) + msg_size(msg))) in tipc_msg_try_bundle()
551 if (unlikely(pskb_expand_head(tskb, INT_H_SIZE, mss - tsz - INT_H_SIZE, in tipc_msg_try_bundle()
565 if (likely(tipc_msg_bundle(tskb, msg, mss))) { in tipc_msg_try_bundle()
A Dmsg.h1166 bool tipc_msg_try_bundle(struct sk_buff *tskb, struct sk_buff **skb, u32 mss,
1174 int mss, struct sk_buff_head *txq);
/net/ipv4/netfilter/
A Dipt_SYNPROXY.c40 opts.mss_option = info->mss; in synproxy_tg4()
/net/ipv6/netfilter/
A Dip6t_SYNPROXY.c40 opts.mss_option = info->mss; in synproxy_tg6()
/net/core/
A Dskbuff.c4698 unsigned int mss = skb_shinfo(head_skb)->gso_size; in skb_segment() local
4714 mss != GSO_BY_FRAGS && mss != skb_headlen(head_skb)) { in skb_segment()
4742 if (sg && csum && (mss != GSO_BY_FRAGS)) { in skb_segment()
4778 partial_segs = min(len, GSO_BY_FRAGS - 1) / mss; in skb_segment()
4780 mss *= partial_segs; in skb_segment()
4802 if (unlikely(mss == GSO_BY_FRAGS)) { in skb_segment()
4806 if (len > mss) in skb_segment()
4807 len = mss; in skb_segment()
4946 pos, mss); in skb_segment()
A Dfilter.c7528 u16 mss; in BPF_CALL_5() local
7553 mss = tcp_v4_get_syncookie(sk, iph, th, &cookie); in BPF_CALL_5()
7571 if (mss == 0) in BPF_CALL_5()
7574 return cookie | ((u64)mss << 32); in BPF_CALL_5()
7897 u16 mss; in BPF_CALL_3() local
7905 return cookie | ((u64)mss << 32); in BPF_CALL_3()
7926 u16 mss; in BPF_CALL_3() local
7931 mss = tcp_parse_mss_option(th, 0) ?: mss_clamp; in BPF_CALL_3()
7934 return cookie | ((u64)mss << 32); in BPF_CALL_3()
12090 if (attrs->mss < min_mss) in bpf_sk_assign_tcp_reqsk()
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