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f56dd017c3
All users already use on-device statistics, so this field can be safely removed. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
56 lines
1.3 KiB
C
56 lines
1.3 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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struct ip_tunnel
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{
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struct ip_tunnel *next;
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struct net_device *dev;
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int recursion; /* Depth of hard_start_xmit recursion */
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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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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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{
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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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};
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#define IPTUNNEL_XMIT() do { \
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int err; \
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int pkt_len = skb->len; \
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\
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skb->ip_summed = CHECKSUM_NONE; \
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ip_select_ident(iph, &rt->u.dst, NULL); \
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\
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err = ip_local_out(skb); \
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if (net_xmit_eval(err) == 0) { \
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stats->tx_bytes += pkt_len; \
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stats->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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