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Searched refs:IP_DF (Results 1 – 25 of 34) sorted by relevance

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/linux/tools/testing/selftests/net/
H A Dgro.c650 iph1->frag_off |= htons(IP_DF); in send_flush_id_case()
653 iph2->frag_off |= htons(IP_DF); in send_flush_id_case()
658 iph1->frag_off |= htons(IP_DF); in send_flush_id_case()
661 iph2->frag_off |= htons(IP_DF); in send_flush_id_case()
666 iph1->frag_off &= ~htons(IP_DF); in send_flush_id_case()
669 iph2->frag_off &= ~htons(IP_DF); in send_flush_id_case()
674 iph1->frag_off &= ~htons(IP_DF); in send_flush_id_case()
677 iph2->frag_off &= ~htons(IP_DF); in send_flush_id_case()
684 iph1->frag_off |= htons(IP_DF); in send_flush_id_case()
687 iph2->frag_off |= htons(IP_DF); in send_flush_id_case()
[all …]
H A Dnat6to4.bpf.c46 #define IP_DF 0x4000 // Flag: "Don't Fragment" macro
100 .frag_off = bpf_htons(IP_DF), // u16 in sched_cls_ingress6_nat_6_prog()
200 if (ip4->frag_off & ~bpf_htons(IP_DF)) in sched_cls_egress4_snat4_prog()
/linux/net/ipv4/netfilter/
H A Dnf_dup_ipv4.c83 iph->frag_off |= htons(IP_DF); in nf_dup_ipv4()
H A Dnf_reject_ipv4.c180 niph->frag_off = htons(IP_DF); in nf_reject_iphdr_put()
/linux/net/xfrm/
H A Dxfrm_inout.h30 XFRM_MODE_SKB_CB(skb)->frag_off = htons(IP_DF); in xfrm6_extract_header()
H A Dxfrm_output.c307 0 : (XFRM_MODE_SKB_CB(skb)->frag_off & htons(IP_DF)); in xfrm4_tunnel_encap_add()
796 if (!(ip_hdr(skb)->frag_off & htons(IP_DF)) || skb->ignore_df) in xfrm4_tunnel_check_size()
/linux/net/ipv4/
H A Dip_forward.c48 if (unlikely((ip_hdr(skb)->frag_off & htons(IP_DF)) == 0)) in ip_exceeds_mtu()
H A Dip_tunnel_core.c238 .frag_off = htons(IP_DF), in iptunnel_pmtud_build_icmp()
267 if (mtu < 576 || iph->frag_off != htons(IP_DF)) in iptunnel_pmtud_check_icmp()
1149 parms->iph.frag_off = htons(IP_DF); in ip_tunnel_netlink_parms()
1156 parms->iph.frag_off = htons(IP_DF); in ip_tunnel_netlink_parms()
H A Dipip.c346 p->iph.ihl != 5 || (p->iph.frag_off & htons(~IP_DF))) in ipip_tunnel_ctl()
531 !!(parm->iph.frag_off & htons(IP_DF))) || in ipip_fill_info()
H A Dip_tunnel.c536 (inner_iph->frag_off & htons(IP_DF)) && in tnl_update_pmtu()
643 df = htons(IP_DF); in ip_md_tunnel_xmit()
816 df |= (inner_iph->frag_off & htons(IP_DF)); in ip_tunnel_xmit()
931 p->iph.frag_off |= htons(IP_DF); in ip_tunnel_ctl()
H A Dip_vti.c244 if (!(ip_hdr(skb)->frag_off & htons(IP_DF))) in vti_xmit()
H A Dipconfig.c846 h->frag_off = htons(IP_DF); in ic_bootp_send_if()
/linux/include/net/
H A Dgro.h454 const u32 df = id & IP_DF; in inet_gro_flush()
458 flush = (iph->ttl ^ iph2->ttl) | (iph->tos ^ iph2->tos) | (df ^ (id2 & IP_DF)); in inet_gro_flush()
H A Dip.h141 #define IP_DF 0x4000 /* Flag: "Don't Fragment" */ macro
581 if ((iph->frag_off & htons(IP_DF)) && !skb->ignore_df) { in ip_select_ident_segs()
/linux/drivers/infiniband/hw/ocrdma/
H A Docrdma_ah.c131 ipv4.frag_off = htons(IP_DF); in set_av_attr()
/linux/drivers/net/
H A Dgeneve.c887 htons(IP_DF) : 0; in geneve_xmit_skb()
896 df = htons(IP_DF); in geneve_xmit_skb()
901 df = htons(IP_DF); in geneve_xmit_skb()
905 if (iph->frag_off & htons(IP_DF)) in geneve_xmit_skb()
906 df = htons(IP_DF); in geneve_xmit_skb()
/linux/net/netfilter/
H A Dnfnetlink_osf.c181 ctx->df = ntohs(ip->frag_off) & IP_DF; in nf_osf_hdr_ctx_init()
H A Dnf_log_syslog.c332 if (ntohs(ih->frag_off) & IP_DF) in dump_ipv4_packet()
H A Dnf_synproxy_core.c407 iph->frag_off = htons(IP_DF); in synproxy_build_ip()
/linux/net/ipv6/
H A Dsit.c1265 p->iph.ihl != 5 || (p->iph.frag_off & htons(~IP_DF))) in __ipip6_tunnel_ioctl_validate()
1269 p->iph.frag_off |= htons(IP_DF); in __ipip6_tunnel_ioctl_validate()
1702 !!(parm->iph.frag_off & htons(IP_DF))) || in ipip6_fill_info()
H A Dip6_vti.c519 if (!(ip_hdr(skb)->frag_off & htons(IP_DF))) in vti6_xmit()
/linux/net/netfilter/ipvs/
H A Dip_vs_xmit.c242 if (unlikely(ip_hdr(skb)->frag_off & htons(IP_DF) && in ensure_mtu_is_adequate()
973 *df = (old_iph->frag_off & htons(IP_DF)); in ip_vs_prepare_tunneled_skb()
/linux/drivers/net/ppp/
H A Dpptp.c242 iph->frag_off = htons(IP_DF); in pptp_xmit()
/linux/drivers/infiniband/sw/rxe/
H A Drxe_net.c285 __be16 df = htons(IP_DF); in prepare4()
/linux/drivers/infiniband/hw/qedr/
H A Dqedr_roce_cm.c470 udh->ip4.frag_off = htons(IP_DF); in qedr_gsi_build_header()

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