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Searched refs:IP_DF (Results 1 – 25 of 45) sorted by relevance

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/linux/tools/testing/selftests/net/
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()
684 iph1->frag_off |= htons(IP_DF); in send_flush_id_case()
687 iph2->frag_off |= htons(IP_DF); in send_flush_id_case()
690 iph3->frag_off |= htons(IP_DF); in send_flush_id_case()
698 iph1->frag_off |= htons(IP_DF); in send_flush_id_case()
701 iph2->frag_off |= htons(IP_DF); in send_flush_id_case()
[all …]
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/
A Dnf_dup_ipv4.c83 iph->frag_off |= htons(IP_DF); in nf_dup_ipv4()
A Dnf_reject_ipv4.c180 niph->frag_off = htons(IP_DF); in nf_reject_iphdr_put()
/linux/net/xfrm/
A Dxfrm_inout.h30 XFRM_MODE_SKB_CB(skb)->frag_off = htons(IP_DF); in xfrm6_extract_header()
A Dxfrm_output.c307 0 : (XFRM_MODE_SKB_CB(skb)->frag_off & htons(IP_DF)); in xfrm4_tunnel_encap_add()
790 if (!(ip_hdr(skb)->frag_off & htons(IP_DF)) || skb->ignore_df) in xfrm4_tunnel_check_size()
/linux/net/ipv4/
A Dip_forward.c48 if (unlikely((ip_hdr(skb)->frag_off & htons(IP_DF)) == 0)) in ip_exceeds_mtu()
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()
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()
A Dip_output.c172 iph->frag_off = htons(IP_DF); in ip_build_and_send_pkt()
515 iph->frag_off = htons(IP_DF); in __ip_queue_xmit()
584 if ((iph->frag_off & htons(IP_DF)) == 0) in ip_fragment()
737 iph->frag_off |= htons(IP_DF); in ip_frag_next()
1432 df = htons(IP_DF); in __ip_make_skb()
A Dip_fragment.c370 if (ip_hdr(skb)->frag_off & htons(IP_DF) && in ip_frag_queue()
459 iph->frag_off = htons(IP_DF); in ip_frag_reasm()
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()
A Dip_gre.c826 p->iph.ihl != 5 || (p->iph.frag_off & htons(~IP_DF)) || in ipgre_tunnel_ctl()
1212 parms->iph.frag_off = htons(IP_DF); in ipgre_netlink_parms()
1223 && (parms->iph.frag_off & htons(IP_DF))) in ipgre_netlink_parms()
1552 !!(p->iph.frag_off & htons(IP_DF))) || in ipgre_fill_info()
A Dip_vti.c244 if (!(ip_hdr(skb)->frag_off & htons(IP_DF))) in vti_xmit()
A Daf_inet.c1416 if (fixedid && !(ip_hdr(skb)->frag_off & htons(IP_DF))) in inet_gso_segment()
1512 flush = (u16)((ntohl(*(__be32 *)iph) ^ skb_gro_len(skb)) | (ntohl(*(__be32 *)&iph->id) & ~IP_DF)); in inet_gro_receive()
/linux/include/net/
A Dgro.h451 const u32 df = id & IP_DF; in inet_gro_flush()
455 flush = (iph->ttl ^ iph2->ttl) | (iph->tos ^ iph2->tos) | (df ^ (id2 & IP_DF)); in inet_gro_flush()
A Dip.h141 #define IP_DF 0x4000 /* Flag: "Don't Fragment" */ macro
568 if ((iph->frag_off & htons(IP_DF)) && !skb->ignore_df) { in ip_select_ident_segs()
/linux/tools/testing/selftests/bpf/progs/
A Dxdp_synproxy_kern.c24 #define IP_DF 0x4000 macro
445 if ((hdr->ipv4->frag_off & bpf_htons(IP_DF | IP_MF | IP_OFFSET)) != bpf_htons(IP_DF)) in tcp_lookup()
/linux/drivers/infiniband/hw/ocrdma/
A Docrdma_ah.c131 ipv4.frag_off = htons(IP_DF); in set_av_attr()
/linux/drivers/net/
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/
A Dnfnetlink_osf.c181 ctx->df = ntohs(ip->frag_off) & IP_DF; in nf_osf_hdr_ctx_init()
/linux/net/ipv6/
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()
/linux/drivers/net/ppp/
A Dpptp.c242 iph->frag_off = htons(IP_DF); in pptp_xmit()
/linux/drivers/infiniband/sw/rxe/
A Drxe_net.c285 __be16 df = htons(IP_DF); in prepare4()
/linux/net/netfilter/ipvs/
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()

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