xref: /openbmc/linux/include/trace/events/fib.h (revision d3964221)
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 
13 TRACE_EVENT(fib_table_lookup,
14 
15 	TP_PROTO(u32 tb_id, const struct flowi4 *flp),
16 
17 	TP_ARGS(tb_id, flp),
18 
19 	TP_STRUCT__entry(
20 		__field(	u32,	tb_id		)
21 		__field(	int,	oif		)
22 		__field(	int,	iif		)
23 		__field(	__u8,	tos		)
24 		__field(	__u8,	scope		)
25 		__field(	__u8,	flags		)
26 		__array(	__u8,	src,	4	)
27 		__array(	__u8,	dst,	4	)
28 	),
29 
30 	TP_fast_assign(
31 		__be32 *p32;
32 
33 		__entry->tb_id = tb_id;
34 		__entry->oif = flp->flowi4_oif;
35 		__entry->iif = flp->flowi4_iif;
36 		__entry->tos = flp->flowi4_tos;
37 		__entry->scope = flp->flowi4_scope;
38 		__entry->flags = flp->flowi4_flags;
39 
40 		p32 = (__be32 *) __entry->src;
41 		*p32 = flp->saddr;
42 
43 		p32 = (__be32 *) __entry->dst;
44 		*p32 = flp->daddr;
45 	),
46 
47 	TP_printk("table %u oif %d iif %d src %pI4 dst %pI4 tos %d scope %d flags %x",
48 		  __entry->tb_id, __entry->oif, __entry->iif,
49 		  __entry->src, __entry->dst, __entry->tos, __entry->scope,
50 		  __entry->flags)
51 );
52 
53 TRACE_EVENT(fib_table_lookup_nh,
54 
55 	TP_PROTO(const struct fib_nh *nh),
56 
57 	TP_ARGS(nh),
58 
59 	TP_STRUCT__entry(
60 		__string(	name,	nh->nh_dev->name)
61 		__field(	int,	oif		)
62 		__array(	__u8,	src,	4	)
63 	),
64 
65 	TP_fast_assign(
66 		__be32 *p32 = (__be32 *) __entry->src;
67 
68 		__assign_str(name, nh->nh_dev ? nh->nh_dev->name : "not set");
69 		__entry->oif = nh->nh_oif;
70 		*p32 = nh->nh_saddr;
71 	),
72 
73 	TP_printk("nexthop dev %s oif %d src %pI4",
74 		  __get_str(name), __entry->oif, __entry->src)
75 );
76 
77 TRACE_EVENT(fib_validate_source,
78 
79 	TP_PROTO(const struct net_device *dev, const struct flowi4 *flp),
80 
81 	TP_ARGS(dev, flp),
82 
83 	TP_STRUCT__entry(
84 		__string(	name,	dev->name	)
85 		__field(	int,	oif		)
86 		__field(	int,	iif		)
87 		__field(	__u8,	tos		)
88 		__array(	__u8,	src,	4	)
89 		__array(	__u8,	dst,	4	)
90 	),
91 
92 	TP_fast_assign(
93 		__be32 *p32;
94 
95 		__assign_str(name, dev ? dev->name : "not set");
96 		__entry->oif = flp->flowi4_oif;
97 		__entry->iif = flp->flowi4_iif;
98 		__entry->tos = flp->flowi4_tos;
99 
100 		p32 = (__be32 *) __entry->src;
101 		*p32 = flp->saddr;
102 
103 		p32 = (__be32 *) __entry->dst;
104 		*p32 = flp->daddr;
105 	),
106 
107 	TP_printk("dev %s oif %d iif %d tos %d src %pI4 dst %pI4",
108 		  __get_str(name), __entry->oif, __entry->iif, __entry->tos,
109 		  __entry->src, __entry->dst)
110 );
111 #endif /* _TRACE_FIB_H */
112 
113 /* This part must be outside protection */
114 #include <trace/define_trace.h>
115