Lines Matching refs:mtu
89 unsigned int mtu,
248 struct sk_buff *skb, unsigned int mtu) in ip_finish_output_gso() argument
256 if (skb_gso_validate_network_len(skb, mtu)) in ip_finish_output_gso()
286 err = ip_fragment(net, sk, segs, mtu, ip_finish_output2); in ip_finish_output_gso()
297 unsigned int mtu; in __ip_finish_output() local
306 mtu = ip_skb_dst_mtu(sk, skb); in __ip_finish_output()
308 return ip_finish_output_gso(net, sk, skb, mtu); in __ip_finish_output()
310 if (skb->len > mtu || IPCB(skb)->frag_max_size) in __ip_finish_output()
311 return ip_fragment(net, sk, skb, mtu, ip_finish_output2); in __ip_finish_output()
575 unsigned int mtu, in ip_fragment() argument
585 IPCB(skb)->frag_max_size > mtu))) { in ip_fragment()
588 htonl(mtu)); in ip_fragment()
642 unsigned int ll_rs, unsigned int mtu, bool DF, in ip_frag_init() argument
650 state->mtu = mtu; in ip_frag_init()
683 if (len > state->mtu) in ip_frag_next()
684 len = state->mtu; in ip_frag_next()
766 unsigned int mtu, hlen, ll_rs; in ip_do_fragment() local
783 mtu = ip_skb_dst_mtu(sk, skb); in ip_do_fragment()
784 if (IPCB(skb)->frag_max_size && IPCB(skb)->frag_max_size < mtu) in ip_do_fragment()
785 mtu = IPCB(skb)->frag_max_size; in ip_do_fragment()
792 mtu = mtu - hlen; /* Size of data space */ in ip_do_fragment()
807 if (first_len - hlen > mtu || in ip_do_fragment()
816 if (frag->len > mtu || in ip_do_fragment()
892 ip_frag_init(skb, hlen, ll_rs, mtu, IPCB(skb)->flags & IPSKB_FRAG_PMTU, in ip_do_fragment()
964 int mtu; in __ip_append_data() local
979 mtu = cork->gso_size ? IP_MAX_MTU : cork->fragsize; in __ip_append_data()
985 maxfraglen = ((mtu - fragheaderlen) & ~7) + fragheaderlen; in __ip_append_data()
986 maxnonfragsize = ip_sk_ignore_df(sk) ? IP_MAX_MTU : mtu; in __ip_append_data()
990 mtu - (opt ? opt->optlen : 0)); in __ip_append_data()
999 length + fragheaderlen <= mtu && in __ip_append_data()
1071 copy = mtu - skb->len; in __ip_append_data()
1094 if (datalen > mtu - fragheaderlen) in __ip_append_data()
1112 alloclen = mtu; in __ip_append_data()
1301 dst_mtu(&rt->dst) : READ_ONCE(rt->dst.dev->mtu); in ip_setup_cork()