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1/* SPDX-License-Identifier: GPL-2.0 */
2#undef TRACE_SYSTEM
3#define TRACE_SYSTEM fib
4
5#if !defined(_TRACE_FIB_H) || defined(TRACE_HEADER_MULTI_READ)
6#define _TRACE_FIB_H
7
8#include <linux/skbuff.h>
9#include <linux/netdevice.h>
10#include <net/ip_fib.h>
11#include <linux/tracepoint.h>
12
13TRACE_EVENT(fib_table_lookup,
14
15 TP_PROTO(u32 tb_id, const struct flowi4 *flp,
16 const struct fib_nh_common *nhc, int err),
17
18 TP_ARGS(tb_id, flp, nhc, err),
19
20 TP_STRUCT__entry(
21 __field( u32, tb_id )
22 __field( int, err )
23 __field( int, oif )
24 __field( int, iif )
25 __field( u8, proto )
26 __field( __u8, tos )
27 __field( __u8, scope )
28 __field( __u8, flags )
29 __array( __u8, src, 4 )
30 __array( __u8, dst, 4 )
31 __array( __u8, gw4, 4 )
32 __array( __u8, gw6, 16 )
33 __field( u16, sport )
34 __field( u16, dport )
35 __dynamic_array(char, name, IFNAMSIZ )
36 ),
37
38 TP_fast_assign(
39 struct in6_addr in6_zero = {};
40 struct net_device *dev;
41 struct in6_addr *in6;
42 __be32 *p32;
43
44 __entry->tb_id = tb_id;
45 __entry->err = err;
46 __entry->oif = flp->flowi4_oif;
47 __entry->iif = flp->flowi4_iif;
48 __entry->tos = flp->flowi4_tos;
49 __entry->scope = flp->flowi4_scope;
50 __entry->flags = flp->flowi4_flags;
51
52 p32 = (__be32 *) __entry->src;
53 *p32 = flp->saddr;
54
55 p32 = (__be32 *) __entry->dst;
56 *p32 = flp->daddr;
57
58 __entry->proto = flp->flowi4_proto;
59 if (__entry->proto == IPPROTO_TCP ||
60 __entry->proto == IPPROTO_UDP) {
61 __entry->sport = ntohs(flp->fl4_sport);
62 __entry->dport = ntohs(flp->fl4_dport);
63 } else {
64 __entry->sport = 0;
65 __entry->dport = 0;
66 }
67
68 dev = nhc ? nhc->nhc_dev : NULL;
69 __assign_str(name, dev ? dev->name : "-");
70
71 if (nhc) {
72 if (nhc->nhc_gw_family == AF_INET) {
73 p32 = (__be32 *) __entry->gw4;
74 *p32 = nhc->nhc_gw.ipv4;
75
76 in6 = (struct in6_addr *)__entry->gw6;
77 *in6 = in6_zero;
78 } else if (nhc->nhc_gw_family == AF_INET6) {
79 p32 = (__be32 *) __entry->gw4;
80 *p32 = 0;
81
82 in6 = (struct in6_addr *)__entry->gw6;
83 *in6 = nhc->nhc_gw.ipv6;
84 }
85 } else {
86 p32 = (__be32 *) __entry->gw4;
87 *p32 = 0;
88
89 in6 = (struct in6_addr *)__entry->gw6;
90 *in6 = in6_zero;
91 }
92 ),
93
94 TP_printk("table %u oif %d iif %d proto %u %pI4/%u -> %pI4/%u tos %d scope %d flags %x ==> dev %s gw %pI4/%pI6c err %d",
95 __entry->tb_id, __entry->oif, __entry->iif, __entry->proto,
96 __entry->src, __entry->sport, __entry->dst, __entry->dport,
97 __entry->tos, __entry->scope, __entry->flags,
98 __get_str(name), __entry->gw4, __entry->gw6, __entry->err)
99);
100#endif /* _TRACE_FIB_H */
101
102/* This part must be outside protection */
103#include <trace/define_trace.h>
1#undef TRACE_SYSTEM
2#define TRACE_SYSTEM fib
3
4#if !defined(_TRACE_FIB_H) || defined(TRACE_HEADER_MULTI_READ)
5#define _TRACE_FIB_H
6
7#include <linux/skbuff.h>
8#include <linux/netdevice.h>
9#include <net/ip_fib.h>
10#include <linux/tracepoint.h>
11
12TRACE_EVENT(fib_table_lookup,
13
14 TP_PROTO(u32 tb_id, const struct flowi4 *flp),
15
16 TP_ARGS(tb_id, flp),
17
18 TP_STRUCT__entry(
19 __field( u32, tb_id )
20 __field( int, oif )
21 __field( int, iif )
22 __field( __u8, tos )
23 __field( __u8, scope )
24 __field( __u8, flags )
25 __array( __u8, src, 4 )
26 __array( __u8, dst, 4 )
27 ),
28
29 TP_fast_assign(
30 __be32 *p32;
31
32 __entry->tb_id = tb_id;
33 __entry->oif = flp->flowi4_oif;
34 __entry->iif = flp->flowi4_iif;
35 __entry->tos = flp->flowi4_tos;
36 __entry->scope = flp->flowi4_scope;
37 __entry->flags = flp->flowi4_flags;
38
39 p32 = (__be32 *) __entry->src;
40 *p32 = flp->saddr;
41
42 p32 = (__be32 *) __entry->dst;
43 *p32 = flp->daddr;
44 ),
45
46 TP_printk("table %u oif %d iif %d src %pI4 dst %pI4 tos %d scope %d flags %x",
47 __entry->tb_id, __entry->oif, __entry->iif,
48 __entry->src, __entry->dst, __entry->tos, __entry->scope,
49 __entry->flags)
50);
51
52TRACE_EVENT(fib_table_lookup_nh,
53
54 TP_PROTO(const struct fib_nh *nh),
55
56 TP_ARGS(nh),
57
58 TP_STRUCT__entry(
59 __string( name, nh->nh_dev->name)
60 __field( int, oif )
61 __array( __u8, src, 4 )
62 ),
63
64 TP_fast_assign(
65 __be32 *p32 = (__be32 *) __entry->src;
66
67 __assign_str(name, nh->nh_dev ? nh->nh_dev->name : "not set");
68 __entry->oif = nh->nh_oif;
69 *p32 = nh->nh_saddr;
70 ),
71
72 TP_printk("nexthop dev %s oif %d src %pI4",
73 __get_str(name), __entry->oif, __entry->src)
74);
75
76TRACE_EVENT(fib_validate_source,
77
78 TP_PROTO(const struct net_device *dev, const struct flowi4 *flp),
79
80 TP_ARGS(dev, flp),
81
82 TP_STRUCT__entry(
83 __string( name, dev->name )
84 __field( int, oif )
85 __field( int, iif )
86 __field( __u8, tos )
87 __array( __u8, src, 4 )
88 __array( __u8, dst, 4 )
89 ),
90
91 TP_fast_assign(
92 __be32 *p32;
93
94 __assign_str(name, dev ? dev->name : "not set");
95 __entry->oif = flp->flowi4_oif;
96 __entry->iif = flp->flowi4_iif;
97 __entry->tos = flp->flowi4_tos;
98
99 p32 = (__be32 *) __entry->src;
100 *p32 = flp->saddr;
101
102 p32 = (__be32 *) __entry->dst;
103 *p32 = flp->daddr;
104 ),
105
106 TP_printk("dev %s oif %d iif %d tos %d src %pI4 dst %pI4",
107 __get_str(name), __entry->oif, __entry->iif, __entry->tos,
108 __entry->src, __entry->dst)
109);
110#endif /* _TRACE_FIB_H */
111
112/* This part must be outside protection */
113#include <trace/define_trace.h>