[mirror_ubuntu-eoan-kernel.git] / include / trace / events / fib.h

/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM fib

#if !defined(_TRACE_FIB_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_FIB_H

#include <linux/skbuff.h>
#include <linux/netdevice.h>
#include <net/ip_fib.h>
#include <linux/tracepoint.h>

TRACE_EVENT(fib_table_lookup,

	TP_PROTO(u32 tb_id, const struct flowi4 *flp,
		 const struct fib_nh_common *nhc, int err),

	TP_ARGS(tb_id, flp, nhc, err),

	TP_STRUCT__entry(
		__field(	u32,	tb_id		)
		__field(	int,	err		)
		__field(	int,	oif		)
		__field(	int,	iif		)
		__field(	u8,	proto		)
		__field(	__u8,	tos		)
		__field(	__u8,	scope		)
		__field(	__u8,	flags		)
		__array(	__u8,	src,	4	)
		__array(	__u8,	dst,	4	)
		__array(	__u8,	gw4,	4	)
		__array(	__u8,	gw6,	16	)
		__field(	u16,	sport		)
		__field(	u16,	dport		)
		__dynamic_array(char,  name,   IFNAMSIZ )
	),

	TP_fast_assign(
		struct in6_addr in6_zero = {};
		struct net_device *dev;
		struct in6_addr *in6;
		__be32 *p32;

		__entry->tb_id = tb_id;
		__entry->err = err;
		__entry->oif = flp->flowi4_oif;
		__entry->iif = flp->flowi4_iif;
		__entry->tos = flp->flowi4_tos;
		__entry->scope = flp->flowi4_scope;
		__entry->flags = flp->flowi4_flags;

		p32 = (__be32 *) __entry->src;
		*p32 = flp->saddr;

		p32 = (__be32 *) __entry->dst;
		*p32 = flp->daddr;

		__entry->proto = flp->flowi4_proto;
		if (__entry->proto == IPPROTO_TCP ||
		    __entry->proto == IPPROTO_UDP) {
			__entry->sport = ntohs(flp->fl4_sport);
			__entry->dport = ntohs(flp->fl4_dport);
		} else {
			__entry->sport = 0;
			__entry->dport = 0;
		}

		dev = nhc ? nhc->nhc_dev : NULL;
		__assign_str(name, dev ? dev->name : "-");

		if (nhc) {
			if (nhc->nhc_gw_family == AF_INET) {
				p32 = (__be32 *) __entry->gw4;
				*p32 = nhc->nhc_gw.ipv4;

				in6 = (struct in6_addr *)__entry->gw6;
				*in6 = in6_zero;
			} else if (nhc->nhc_gw_family == AF_INET6) {
				p32 = (__be32 *) __entry->gw4;
				*p32 = 0;

				in6 = (struct in6_addr *)__entry->gw6;
				*in6 = nhc->nhc_gw.ipv6;
			}
		} else {
			p32 = (__be32 *) __entry->gw4;
			*p32 = 0;

			in6 = (struct in6_addr *)__entry->gw6;
			*in6 = in6_zero;
		}
	),

	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",
		  __entry->tb_id, __entry->oif, __entry->iif, __entry->proto,
		  __entry->src, __entry->sport, __entry->dst, __entry->dport,
		  __entry->tos, __entry->scope, __entry->flags,
		  __get_str(name), __entry->gw4, __entry->gw6, __entry->err)
);
#endif /* _TRACE_FIB_H */

/* This part must be outside protection */
#include <trace/define_trace.h>
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
f6d3c192 DA	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
9f323973	15	TP_PROTO(u32 tb_id, const struct flowi4 *flp,
0af7e7c1	16	const struct fib_nh_common *nhc, int err),
f6d3c192	17
0af7e7c1	18	TP_ARGS(tb_id, flp, nhc, err),
f6d3c192 DA	19
f6d3c192 DA	20	TP_STRUCT__entry(
9b8ff518	21	__field( u32, tb_id )
9f323973	22	__field( int, err )
f6d3c192 DA	23	__field( int, oif )
f6d3c192 DA	24	__field( int, iif )
0192e7d4	25	__field( u8, proto )
f6d3c192 DA	26	__field( __u8, tos )
	27	__field( __u8, scope )
	28	__field( __u8, flags )
	29	__array( __u8, src, 4 )
	30	__array( __u8, dst, 4 )
0af7e7c1 DA	31	__array( __u8, gw4, 4 )
0af7e7c1 DA	32	__array( __u8, gw6, 16 )
9f323973 DA	33	__field( u16, sport )
9f323973 DA	34	__field( u16, dport )
9f323973	35	__dynamic_array(char, name, IFNAMSIZ )
f6d3c192 DA	36	),
	37
	38	TP_fast_assign(
0af7e7c1 DA	39	struct in6_addr in6_zero = {};
	40	struct net_device *dev;
	41	struct in6_addr *in6;
f6d3c192 DA	42	__be32 *p32;
	43
	44	__entry->tb_id = tb_id;
9f323973	45	__entry->err = err;
f6d3c192 DA	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;
f6d3c192	57
9f323973 DA	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
0af7e7c1 DA	68	dev = nhc ? nhc->nhc_dev : NULL;
0af7e7c1 DA	69	__assign_str(name, dev ? dev->name : "-");
b75ed8b1	70
0af7e7c1	71	if (nhc) {
bdf00467	72	if (nhc->nhc_gw_family == AF_INET) {
0af7e7c1 DA	73	p32 = (__be32 *) __entry->gw4;
0af7e7c1 DA	74	*p32 = nhc->nhc_gw.ipv4;
9f323973	75
0af7e7c1 DA	76	in6 = (struct in6_addr *)__entry->gw6;
0af7e7c1 DA	77	*in6 = in6_zero;
bdf00467	78	} else if (nhc->nhc_gw_family == AF_INET6) {
0af7e7c1 DA	79	p32 = (__be32 *) __entry->gw4;
0af7e7c1 DA	80	*p32 = 0;
9f323973	81
0af7e7c1 DA	82	in6 = (struct in6_addr *)__entry->gw6;
	83	*in6 = nhc->nhc_gw.ipv6;
	84	}
9f323973	85	} else {
0af7e7c1	86	p32 = (__be32 *) __entry->gw4;
9f323973 DA	87	*p32 = 0;
9f323973 DA	88
0af7e7c1 DA	89	in6 = (struct in6_addr *)__entry->gw6;
0af7e7c1 DA	90	*in6 = in6_zero;
9f323973	91	}
f6d3c192 DA	92	),
f6d3c192 DA	93
0af7e7c1	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",
9f323973 DA	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,
0af7e7c1	98	__get_str(name), __entry->gw4, __entry->gw6, __entry->err)
f6d3c192	99	);
f6d3c192 DA	100	#endif /* _TRACE_FIB_H */
	101
	102	/* This part must be outside protection */
	103	#include <trace/define_trace.h>