taglinefilesource code
frag_off281drivers/net/new_tunnel.ciph->frag_off    =  0;
frag_off257drivers/net/slhc.cif(ip->protocol != IPPROTO_TCP || (ntohs(ip->frag_off) & 0x1fff) ||
frag_off258drivers/net/slhc.c(ip->frag_off & 32)){
frag_off354drivers/net/slhc.c|| (ip->frag_off & 64) != (cs->cs_ip.frag_off & 64)
frag_off103include/linux/ip.h__u16  frag_off;
frag_off540net/ipv4/icmp.cif(iph->frag_off&htons(IP_OFFSET))
frag_off61net/ipv4/ip_forward.ciph->frag_off  =  0;
frag_off257net/ipv4/ip_forward.cif (skb->len+encap > dev2->mtu && (ntohs(iph->frag_off) & IP_DF)) 
frag_off383net/ipv4/ip_fragment.ciph->frag_off = 0;
frag_off421net/ipv4/ip_fragment.coffset = ntohs(iph->frag_off);
frag_off640net/ipv4/ip_fragment.cif (ntohs(iph->frag_off) & IP_DF)
frag_off671net/ipv4/ip_fragment.coffset = (ntohs(iph->frag_off) & IP_OFFSET) << 3;
frag_off744net/ipv4/ip_fragment.ciph->frag_off = htons((offset >> 3));
frag_off761net/ipv4/ip_fragment.ciph->frag_off |= htons(IP_MF);
frag_off236net/ipv4/ip_fw.coffset = ntohs(ip->frag_off) & IP_OFFSET;
frag_off321net/ipv4/ip_input.cif(iph->frag_off)
frag_off323net/ipv4/ip_input.cif (iph->frag_off & htons(IP_MF))
frag_off329net/ipv4/ip_input.cif (iph->frag_off & htons(IP_OFFSET))
frag_off564net/ipv4/ip_masq.cfrag = ntohs(iph->frag_off);
frag_off298net/ipv4/ip_output.ciph->frag_off = 0;
frag_off696net/ipv4/ip_output.ciph->frag_off = 0;
frag_off886net/ipv4/ip_output.ciph->frag_off = htons(offset>>3);
frag_off887net/ipv4/ip_output.ciph->frag_off |= mf;
frag_off1087net/ipv4/tcp.cskb->ip_hdr->frag_off |= htons(IP_DF);
frag_off285net/ipv4/tcp_output.ciph->frag_off &= ~htons(IP_DF);
frag_off392net/ipv4/tcp_output.ciph->frag_off &= ~htons(IP_DF);