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https://github.com/edk2-porting/linux-next.git
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d8d1f30b95
remove useless union keyword in rtable, rt6_info and dn_route. Since there is only one member in a union, the union keyword isn't useful. Signed-off-by: Changli Gao <xiaosuo@gmail.com> Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
66 lines
1.5 KiB
C
66 lines
1.5 KiB
C
#ifndef __NET_IPIP_H
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#define __NET_IPIP_H 1
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#include <linux/if_tunnel.h>
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#include <net/ip.h>
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/* Keep error state on tunnel for 30 sec */
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#define IPTUNNEL_ERR_TIMEO (30*HZ)
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/* 6rd prefix/relay information */
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struct ip_tunnel_6rd_parm {
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struct in6_addr prefix;
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__be32 relay_prefix;
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u16 prefixlen;
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u16 relay_prefixlen;
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};
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struct ip_tunnel {
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struct ip_tunnel *next;
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struct net_device *dev;
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int err_count; /* Number of arrived ICMP errors */
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unsigned long err_time; /* Time when the last ICMP error arrived */
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/* These four fields used only by GRE */
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__u32 i_seqno; /* The last seen seqno */
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__u32 o_seqno; /* The last output seqno */
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int hlen; /* Precalculated GRE header length */
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int mlink;
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struct ip_tunnel_parm parms;
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/* for SIT */
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#ifdef CONFIG_IPV6_SIT_6RD
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struct ip_tunnel_6rd_parm ip6rd;
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#endif
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struct ip_tunnel_prl_entry *prl; /* potential router list */
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unsigned int prl_count; /* # of entries in PRL */
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};
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struct ip_tunnel_prl_entry {
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struct ip_tunnel_prl_entry *next;
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__be32 addr;
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u16 flags;
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struct rcu_head rcu_head;
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};
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#define IPTUNNEL_XMIT() do { \
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int err; \
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int pkt_len = skb->len - skb_transport_offset(skb); \
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\
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skb->ip_summed = CHECKSUM_NONE; \
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ip_select_ident(iph, &rt->dst, NULL); \
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\
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err = ip_local_out(skb); \
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if (likely(net_xmit_eval(err) == 0)) { \
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txq->tx_bytes += pkt_len; \
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txq->tx_packets++; \
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} else { \
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stats->tx_errors++; \
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stats->tx_aborted_errors++; \
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} \
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} while (0)
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#endif
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