blob: d60096cddb2a6e0e40961c5a078c14c8f848e529 [file] [log] [blame]
David Ahernb8115802015-11-19 12:24:22 -08001#undef TRACE_SYSTEM
2#define TRACE_SYSTEM fib6
3
4#if !defined(_TRACE_FIB6_H) || defined(TRACE_HEADER_MULTI_READ)
5#define _TRACE_FIB6_H
6
7#include <linux/in6.h>
8#include <net/flow.h>
9#include <net/ip6_fib.h>
10#include <linux/tracepoint.h>
11
12TRACE_EVENT(fib6_table_lookup,
13
14 TP_PROTO(const struct net *net, const struct rt6_info *rt,
15 u32 tb_id, const struct flowi6 *flp),
16
17 TP_ARGS(net, rt, tb_id, flp),
18
19 TP_STRUCT__entry(
20 __field( u32, tb_id )
21
22 __field( int, oif )
23 __field( int, iif )
24 __field( __u8, tos )
25 __field( __u8, scope )
26 __field( __u8, flags )
27 __array( __u8, src, 16 )
28 __array( __u8, dst, 16 )
29
30 __dynamic_array( char, name, IFNAMSIZ )
31 __array( __u8, gw, 16 )
32 ),
33
34 TP_fast_assign(
35 struct in6_addr *in6;
36
37 __entry->tb_id = tb_id;
38 __entry->oif = flp->flowi6_oif;
39 __entry->iif = flp->flowi6_iif;
Daniel Borkmann69716a22016-03-18 18:37:59 +010040 __entry->tos = ip6_tclass(flp->flowlabel);
David Ahernb8115802015-11-19 12:24:22 -080041 __entry->scope = flp->flowi6_scope;
42 __entry->flags = flp->flowi6_flags;
43
44 in6 = (struct in6_addr *)__entry->src;
45 *in6 = flp->saddr;
46
47 in6 = (struct in6_addr *)__entry->dst;
48 *in6 = flp->daddr;
49
50 if (rt->rt6i_idev) {
51 __assign_str(name, rt->rt6i_idev->dev->name);
52 } else {
53 __assign_str(name, "");
54 }
55 if (rt == net->ipv6.ip6_null_entry) {
56 struct in6_addr in6_zero = {};
57
58 in6 = (struct in6_addr *)__entry->gw;
59 *in6 = in6_zero;
60
61 } else if (rt) {
62 in6 = (struct in6_addr *)__entry->gw;
63 *in6 = rt->rt6i_gateway;
64 }
65 ),
66
67 TP_printk("table %3u oif %d iif %d src %pI6c dst %pI6c tos %d scope %d flags %x ==> dev %s gw %pI6c",
68 __entry->tb_id, __entry->oif, __entry->iif,
69 __entry->src, __entry->dst, __entry->tos, __entry->scope,
70 __entry->flags, __get_str(name), __entry->gw)
71);
72
73#endif /* _TRACE_FIB6_H */
74
75/* This part must be outside protection */
76#include <trace/define_trace.h>