1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #undef TRACE_SYSTEM 3*4882a593Smuzhiyun #define TRACE_SYSTEM fib6 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #if !defined(_TRACE_FIB6_H) || defined(TRACE_HEADER_MULTI_READ) 6*4882a593Smuzhiyun #define _TRACE_FIB6_H 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun #include <linux/in6.h> 9*4882a593Smuzhiyun #include <net/flow.h> 10*4882a593Smuzhiyun #include <net/ip6_fib.h> 11*4882a593Smuzhiyun #include <linux/tracepoint.h> 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun TRACE_EVENT(fib6_table_lookup, 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun TP_PROTO(const struct net *net, const struct fib6_result *res, 16*4882a593Smuzhiyun struct fib6_table *table, const struct flowi6 *flp), 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun TP_ARGS(net, res, table, flp), 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun TP_STRUCT__entry( 21*4882a593Smuzhiyun __field( u32, tb_id ) 22*4882a593Smuzhiyun __field( int, err ) 23*4882a593Smuzhiyun __field( int, oif ) 24*4882a593Smuzhiyun __field( int, iif ) 25*4882a593Smuzhiyun __field( __u8, tos ) 26*4882a593Smuzhiyun __field( __u8, scope ) 27*4882a593Smuzhiyun __field( __u8, flags ) 28*4882a593Smuzhiyun __array( __u8, src, 16 ) 29*4882a593Smuzhiyun __array( __u8, dst, 16 ) 30*4882a593Smuzhiyun __field( u16, sport ) 31*4882a593Smuzhiyun __field( u16, dport ) 32*4882a593Smuzhiyun __field( u8, proto ) 33*4882a593Smuzhiyun __field( u8, rt_type ) 34*4882a593Smuzhiyun __dynamic_array( char, name, IFNAMSIZ ) 35*4882a593Smuzhiyun __array( __u8, gw, 16 ) 36*4882a593Smuzhiyun ), 37*4882a593Smuzhiyun 38*4882a593Smuzhiyun TP_fast_assign( 39*4882a593Smuzhiyun struct in6_addr *in6; 40*4882a593Smuzhiyun 41*4882a593Smuzhiyun __entry->tb_id = table->tb6_id; 42*4882a593Smuzhiyun __entry->err = ip6_rt_type_to_error(res->fib6_type); 43*4882a593Smuzhiyun __entry->oif = flp->flowi6_oif; 44*4882a593Smuzhiyun __entry->iif = flp->flowi6_iif; 45*4882a593Smuzhiyun __entry->tos = ip6_tclass(flp->flowlabel); 46*4882a593Smuzhiyun __entry->scope = flp->flowi6_scope; 47*4882a593Smuzhiyun __entry->flags = flp->flowi6_flags; 48*4882a593Smuzhiyun 49*4882a593Smuzhiyun in6 = (struct in6_addr *)__entry->src; 50*4882a593Smuzhiyun *in6 = flp->saddr; 51*4882a593Smuzhiyun 52*4882a593Smuzhiyun in6 = (struct in6_addr *)__entry->dst; 53*4882a593Smuzhiyun *in6 = flp->daddr; 54*4882a593Smuzhiyun 55*4882a593Smuzhiyun __entry->proto = flp->flowi6_proto; 56*4882a593Smuzhiyun if (__entry->proto == IPPROTO_TCP || 57*4882a593Smuzhiyun __entry->proto == IPPROTO_UDP) { 58*4882a593Smuzhiyun __entry->sport = ntohs(flp->fl6_sport); 59*4882a593Smuzhiyun __entry->dport = ntohs(flp->fl6_dport); 60*4882a593Smuzhiyun } else { 61*4882a593Smuzhiyun __entry->sport = 0; 62*4882a593Smuzhiyun __entry->dport = 0; 63*4882a593Smuzhiyun } 64*4882a593Smuzhiyun 65*4882a593Smuzhiyun if (res->nh && res->nh->fib_nh_dev) { 66*4882a593Smuzhiyun __assign_str(name, res->nh->fib_nh_dev); 67*4882a593Smuzhiyun } else { 68*4882a593Smuzhiyun __assign_str(name, "-"); 69*4882a593Smuzhiyun } 70*4882a593Smuzhiyun if (res->f6i == net->ipv6.fib6_null_entry) { 71*4882a593Smuzhiyun struct in6_addr in6_zero = {}; 72*4882a593Smuzhiyun 73*4882a593Smuzhiyun in6 = (struct in6_addr *)__entry->gw; 74*4882a593Smuzhiyun *in6 = in6_zero; 75*4882a593Smuzhiyun 76*4882a593Smuzhiyun } else if (res->nh) { 77*4882a593Smuzhiyun in6 = (struct in6_addr *)__entry->gw; 78*4882a593Smuzhiyun *in6 = res->nh->fib_nh_gw6; 79*4882a593Smuzhiyun } 80*4882a593Smuzhiyun ), 81*4882a593Smuzhiyun 82*4882a593Smuzhiyun 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", 83*4882a593Smuzhiyun __entry->tb_id, __entry->oif, __entry->iif, __entry->proto, 84*4882a593Smuzhiyun __entry->src, __entry->sport, __entry->dst, __entry->dport, 85*4882a593Smuzhiyun __entry->tos, __entry->scope, __entry->flags, 86*4882a593Smuzhiyun __get_str(name), __entry->gw, __entry->err) 87*4882a593Smuzhiyun ); 88*4882a593Smuzhiyun 89*4882a593Smuzhiyun #endif /* _TRACE_FIB6_H */ 90*4882a593Smuzhiyun 91*4882a593Smuzhiyun /* This part must be outside protection */ 92*4882a593Smuzhiyun #include <trace/define_trace.h> 93