| /linux/include/uapi/linux/ |
| H A D | icmp.h | 47 #define ICMP_FRAG_NEEDED 4 /* Fragmentation Needed/DF set */ macro
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| /linux/net/ipv4/ |
| H A D | ip_forward.c | 137 icmp_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, in ip_forward()
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| H A D | ipcomp.c | 32 if (icmp_hdr(skb)->code != ICMP_FRAG_NEEDED) in ipcomp4_err()
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| H A D | ip_vti.c | 246 icmp_ndo_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, in vti_xmit()
358 if (icmp_hdr(skb)->code != ICMP_FRAG_NEEDED) in vti4_err()
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| H A D | icmp.c | 280 if (type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED) in icmpv4_mask_allow()
901 case ICMP_FRAG_NEEDED: in icmp_unreach()
1390 if (type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED) in icmp_err()
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| H A D | ipip.c | 175 if (type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED) { in ipip_err()
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| H A D | ah4.c | 448 if (icmp_hdr(skb)->code != ICMP_FRAG_NEEDED) in ah4_err()
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| H A D | ip_tunnel_core.c | 223 .code = ICMP_FRAG_NEEDED, in iptunnel_pmtud_build_icmp()
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| H A D | ping.c | 552 if (code == ICMP_FRAG_NEEDED) { /* Path MTU discovery */ in ping_err()
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| H A D | esp4.c | 979 if (icmp_hdr(skb)->code != ICMP_FRAG_NEEDED) in esp4_err()
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| /linux/tools/testing/selftests/net/tcp_ao/ |
| H A D | icmps-accept.c | 204 if (code == ICMP_FRAG_NEEDED) { in icmp_interfere4()
379 icmp_interfere4(ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, in icmp_interfere()
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| H A D | icmps-discard.c | 204 if (code == ICMP_FRAG_NEEDED) { in icmp_interfere4()
379 icmp_interfere4(ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, in icmp_interfere()
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| /linux/net/rxrpc/ |
| H A D | peer_event.c | 165 serr->ee.ee_code == ICMP_FRAG_NEEDED)) { in rxrpc_input_error()
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| /linux/net/sctp/ |
| H A D | input.c | 562 if (code == ICMP_FRAG_NEEDED) { in sctp_v4_err_handle()
660 if (hdr->type == ICMP_DEST_UNREACH && hdr->code == ICMP_FRAG_NEEDED) in sctp_udp_v4_err()
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| /linux/tools/testing/selftests/bpf/progs/ |
| H A D | test_l4lb_noinline.c | 265 icmp_hdr->code != ICMP_FRAG_NEEDED) in parse_icmp()
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| H A D | test_l4lb.c | 266 icmp_hdr->code != ICMP_FRAG_NEEDED) in parse_icmp()
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| H A D | test_l4lb_noinline_dynptr.c | 271 icmp_hdr->code != ICMP_FRAG_NEEDED) in parse_icmp()
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| H A D | test_cls_redirect.c | 736 if (icmp.type != ICMP_DEST_UNREACH || icmp.code != ICMP_FRAG_NEEDED) { in process_icmpv4()
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| H A D | test_cls_redirect_dynptr.c | 627 if (icmp.type != ICMP_DEST_UNREACH || icmp.code != ICMP_FRAG_NEEDED) { in process_icmpv4()
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| /linux/net/xfrm/ |
| H A D | xfrm_interface_core.c | 496 icmp_ndo_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, in xfrmi_xmit2()
617 if (icmp_hdr(skb)->code != ICMP_FRAG_NEEDED) in xfrmi4_err()
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| H A D | xfrm_output.c | 809 ICMP_FRAG_NEEDED, htonl(mtu)); in xfrm4_tunnel_check_size()
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| /linux/net/ipv6/ |
| H A D | ip6_tunnel.c | 591 rel_code = ICMP_FRAG_NEEDED; in ip4ip6_err()
640 if (rel_type == ICMP_DEST_UNREACH && rel_code == ICMP_FRAG_NEEDED) { in ip4ip6_err()
1409 ICMP_FRAG_NEEDED, htonl(mtu)); in ipxip6_tnl_xmit()
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| H A D | ip6_gre.c | 844 icmp_ndo_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, in ip6gre_xmit_ipv4()
1097 ICMP_FRAG_NEEDED, htonl(mtu)); in ip6erspan_tunnel_xmit()
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| H A D | ip6_vti.c | 521 icmp_ndo_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, in vti6_xmit()
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| /linux/net/netfilter/ |
| H A D | nf_log_syslog.c | 450 ich->code == ICMP_FRAG_NEEDED) { in dump_ipv4_packet()
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