1 #undef TRACE_SYSTEM 2 #define TRACE_SYSTEM fib6 3 4 #if !defined(_TRACE_FIB6_H) || defined(TRACE_HEADER_MULTI_READ) 5 #define _TRACE_FIB6_H 6 7 #include <linux/in6.h> 8 #include <net/flow.h> 9 #include <net/ip6_fib.h> 10 #include <linux/tracepoint.h> 11 12 TRACE_EVENT(fib6_table_lookup, 13 14 TP_PROTO(const struct net *net, const struct rt6_info *rt, 15 u32 tb_id, const struct flowi6 *flp), 16 17 TP_ARGS(net, rt, tb_id, flp), 18 19 TP_STRUCT__entry( 20 __field( u32, tb_id ) 21 22 __field( int, oif ) 23 __field( int, iif ) 24 __field( __u8, tos ) 25 __field( __u8, scope ) 26 __field( __u8, flags ) 27 __array( __u8, src, 16 ) 28 __array( __u8, dst, 16 ) 29 30 __dynamic_array( char, name, IFNAMSIZ ) 31 __array( __u8, gw, 16 ) 32 ), 33 34 TP_fast_assign( 35 struct in6_addr *in6; 36 37 __entry->tb_id = tb_id; 38 __entry->oif = flp->flowi6_oif; 39 __entry->iif = flp->flowi6_iif; 40 __entry->tos = ip6_tclass(flp->flowlabel); 41 __entry->scope = flp->flowi6_scope; 42 __entry->flags = flp->flowi6_flags; 43 44 in6 = (struct in6_addr *)__entry->src; 45 *in6 = flp->saddr; 46 47 in6 = (struct in6_addr *)__entry->dst; 48 *in6 = flp->daddr; 49 50 if (rt->rt6i_idev) { 51 __assign_str(name, rt->rt6i_idev->dev->name); 52 } else { 53 __assign_str(name, ""); 54 } 55 if (rt == net->ipv6.ip6_null_entry) { 56 struct in6_addr in6_zero = {}; 57 58 in6 = (struct in6_addr *)__entry->gw; 59 *in6 = in6_zero; 60 61 } else if (rt) { 62 in6 = (struct in6_addr *)__entry->gw; 63 *in6 = rt->rt6i_gateway; 64 } 65 ), 66 67 TP_printk("table %3u oif %d iif %d src %pI6c dst %pI6c tos %d scope %d flags %x ==> dev %s gw %pI6c", 68 __entry->tb_id, __entry->oif, __entry->iif, 69 __entry->src, __entry->dst, __entry->tos, __entry->scope, 70 __entry->flags, __get_str(name), __entry->gw) 71 ); 72 73 #endif /* _TRACE_FIB6_H */ 74 75 /* This part must be outside protection */ 76 #include <trace/define_trace.h> 77