| 1 |
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| 2 | #undef TRACE_SYSTEM
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| 3 | #define TRACE_SYSTEM fib6
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| 4 |
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| 5 | #if !defined(_TRACE_FIB6_H) || defined(TRACE_HEADER_MULTI_READ)
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| 6 | #define _TRACE_FIB6_H
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| 7 |
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| 8 | #include <linux/in6.h>
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| 9 | #include <net/flow.h>
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| 10 | #include <net/ip6_fib.h>
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| 11 | #include <linux/tracepoint.h>
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| 12 |
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| 13 | TRACE_EVENT(fib6_table_lookup,
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| 14 |
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| 15 | TP_PROTO(const struct net *net, const struct fib6_result *res,
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| 16 | struct fib6_table *table, const struct flowi6 *flp),
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| 17 |
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| 18 | TP_ARGS(net, res, table, flp),
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| 19 |
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| 20 | TP_STRUCT__entry(
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| 21 | __field( u32, tb_id )
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| 22 | __field( int, err )
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| 23 | __field( int, oif )
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| 24 | __field( int, iif )
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| 25 | __field( u32, flowlabel )
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| 26 | __field( __u8, tos )
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| 27 | __field( __u8, scope )
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| 28 | __field( __u8, flags )
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| 29 | __array( __u8, src, 16 )
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| 30 | __array( __u8, dst, 16 )
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| 31 | __field( u16, sport )
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| 32 | __field( u16, dport )
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| 33 | __field( u8, proto )
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| 34 | __field( u8, rt_type )
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| 35 | __array( char, name, IFNAMSIZ )
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| 36 | __array( __u8, gw, 16 )
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| 37 | ),
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| 38 |
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| 39 | TP_fast_assign(
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| 40 | struct in6_addr *in6;
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| 41 |
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| 42 | __entry->tb_id = table->tb6_id;
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| 43 | __entry->err = ip6_rt_type_to_error(res->fib6_type);
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| 44 | __entry->oif = flp->flowi6_oif;
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| 45 | __entry->iif = flp->flowi6_iif;
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| 46 | __entry->flowlabel = ntohl(flowi6_get_flowlabel(flp));
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| 47 | __entry->tos = ip6_tclass(flp->flowlabel);
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| 48 | __entry->scope = flp->flowi6_scope;
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| 49 | __entry->flags = flp->flowi6_flags;
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| 50 |
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| 51 | in6 = (struct in6_addr *)__entry->src;
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| 52 | *in6 = flp->saddr;
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| 53 |
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| 54 | in6 = (struct in6_addr *)__entry->dst;
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| 55 | *in6 = flp->daddr;
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| 56 |
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| 57 | __entry->proto = flp->flowi6_proto;
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| 58 | if (__entry->proto == IPPROTO_TCP ||
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| 59 | __entry->proto == IPPROTO_UDP) {
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| 60 | __entry->sport = ntohs(flp->fl6_sport);
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| 61 | __entry->dport = ntohs(flp->fl6_dport);
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| 62 | } else {
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| 63 | __entry->sport = 0;
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| 64 | __entry->dport = 0;
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| 65 | }
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| 66 |
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| 67 | if (res->nh && res->nh->fib_nh_dev) {
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| 68 | strscpy(__entry->name, res->nh->fib_nh_dev->name, IFNAMSIZ);
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| 69 | } else {
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| 70 | strcpy(__entry->name, "-");
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| 71 | }
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| 72 | if (res->f6i == net->ipv6.fib6_null_entry) {
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| 73 | in6 = (struct in6_addr *)__entry->gw;
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| 74 | *in6 = in6addr_any;
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| 75 | } else if (res->nh) {
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| 76 | in6 = (struct in6_addr *)__entry->gw;
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| 77 | *in6 = res->nh->fib_nh_gw6;
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| 78 | }
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| 79 | ),
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| 80 |
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| 81 | TP_printk("table %3u oif %d iif %d proto %u %pI6c/%u -> %pI6c/%u flowlabel %#x tos %d scope %d flags %x ==> dev %s gw %pI6c err %d",
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| 82 | __entry->tb_id, __entry->oif, __entry->iif, __entry->proto,
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| 83 | __entry->src, __entry->sport, __entry->dst, __entry->dport,
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| 84 | __entry->flowlabel, __entry->tos, __entry->scope,
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| 85 | __entry->flags, __entry->name, __entry->gw, __entry->err)
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| 86 | );
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| 87 |
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| 88 | #endif
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| 89 |
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| 90 |
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| 91 | #include <trace/define_trace.h>
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