/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM fib6
#if !defined(_TRACE_FIB6_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_FIB6_H
#include <linux/in6.h>
#include <net/flow.h>
#include <net/ip6_fib.h>
#include <linux/tracepoint.h>
TRACE_EVENT(fib6_table_lookup,
TP_PROTO(const struct net *net, const struct fib6_info *f6i,
struct fib6_table *table, const struct flowi6 *flp),
TP_ARGS(net, f6i, table, flp),
TP_STRUCT__entry(
__field( u32, tb_id )
__field( int, err )
__field( int, oif )
__field( int, iif )
__field( __u8, tos )
__field( __u8, scope )
__field( __u8, flags )
__array( __u8, src, 16 )
__array( __u8, dst, 16 )
__field( u16, sport )
__field( u16, dport )
__field( u8, proto )
__field( u8, rt_type )
__dynamic_array( char, name, IFNAMSIZ )
__array( __u8, gw, 16 )
),
TP_fast_assign(
struct in6_addr *in6;
__entry->tb_id = table->tb6_id;
__entry->err = ip6_rt_type_to_error(f6i->fib6_type);
__entry->oif = flp->flowi6_oif;
__entry->iif = flp->flowi6_iif;
__entry->tos = ip6_tclass(flp->flowlabel);
__entry->scope = flp->flowi6_scope;
__entry->flags = flp->flowi6_flags;
in6 = (struct in6_addr *)__entry->src;
*in6 = flp->saddr;
in6 = (struct in6_addr *)__entry->dst;
*in6 = flp->daddr;
__entry->proto = flp->flowi6_proto;
if (__entry->proto == IPPROTO_TCP ||
__entry->proto == IPPROTO_UDP) {
__entry->sport = ntohs(flp->fl6_sport);
__entry->dport = ntohs(flp->fl6_dport);
} else {
__entry->sport = 0;
__entry->dport = 0;
}
if (f6i->fib6_nh.fib_nh_dev) {
__assign_str(name, f6i->fib6_nh.fib_nh_dev);
} else {
__assign_str(name, "-");
}
if (f6i == net->ipv6.fib6_null_entry) {
struct in6_addr in6_zero = {};
in6 = (struct in6_addr *)__entry->gw;
*in6 = in6_zero;
} else if (f6i) {
in6 = (struct in6_addr *)__entry->gw;
*in6 = f6i->fib6_nh.fib_nh_gw6;
}
),
TP_printk("table %3u oif %d iif %d proto %u %pI6c/%u -> %pI6c/%u tos %d scope %d flags %x ==> dev %s gw %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->gw, __entry->err)
);
#endif /* _TRACE_FIB6_H */
/* This part must be outside protection */
#include <trace/define_trace.h>
