1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 2f6d3c192SDavid Ahern #undef TRACE_SYSTEM 3f6d3c192SDavid Ahern #define TRACE_SYSTEM fib 4f6d3c192SDavid Ahern 5f6d3c192SDavid Ahern #if !defined(_TRACE_FIB_H) || defined(TRACE_HEADER_MULTI_READ) 6f6d3c192SDavid Ahern #define _TRACE_FIB_H 7f6d3c192SDavid Ahern 8f6d3c192SDavid Ahern #include <linux/skbuff.h> 9f6d3c192SDavid Ahern #include <linux/netdevice.h> 10f6d3c192SDavid Ahern #include <net/ip_fib.h> 11f6d3c192SDavid Ahern #include <linux/tracepoint.h> 12f6d3c192SDavid Ahern 13f6d3c192SDavid Ahern TRACE_EVENT(fib_table_lookup, 14f6d3c192SDavid Ahern 159f323973SDavid Ahern TP_PROTO(u32 tb_id, const struct flowi4 *flp, 160af7e7c1SDavid Ahern const struct fib_nh_common *nhc, int err), 17f6d3c192SDavid Ahern 180af7e7c1SDavid Ahern TP_ARGS(tb_id, flp, nhc, err), 19f6d3c192SDavid Ahern 20f6d3c192SDavid Ahern TP_STRUCT__entry( 219b8ff518SDavid Ahern __field( u32, tb_id ) 229f323973SDavid Ahern __field( int, err ) 23f6d3c192SDavid Ahern __field( int, oif ) 24f6d3c192SDavid Ahern __field( int, iif ) 250192e7d4SZong Li __field( u8, proto ) 26f6d3c192SDavid Ahern __field( __u8, tos ) 27f6d3c192SDavid Ahern __field( __u8, scope ) 28f6d3c192SDavid Ahern __field( __u8, flags ) 29f6d3c192SDavid Ahern __array( __u8, src, 4 ) 30f6d3c192SDavid Ahern __array( __u8, dst, 4 ) 310af7e7c1SDavid Ahern __array( __u8, gw4, 4 ) 320af7e7c1SDavid Ahern __array( __u8, gw6, 16 ) 339f323973SDavid Ahern __field( u16, sport ) 349f323973SDavid Ahern __field( u16, dport ) 35*fca8300fSSteven Rostedt (Google) __array(char, name, IFNAMSIZ ) 36f6d3c192SDavid Ahern ), 37f6d3c192SDavid Ahern 38f6d3c192SDavid Ahern TP_fast_assign( 390af7e7c1SDavid Ahern struct in6_addr in6_zero = {}; 400af7e7c1SDavid Ahern struct net_device *dev; 410af7e7c1SDavid Ahern struct in6_addr *in6; 42f6d3c192SDavid Ahern __be32 *p32; 43f6d3c192SDavid Ahern 44f6d3c192SDavid Ahern __entry->tb_id = tb_id; 459f323973SDavid Ahern __entry->err = err; 46f6d3c192SDavid Ahern __entry->oif = flp->flowi4_oif; 47f6d3c192SDavid Ahern __entry->iif = flp->flowi4_iif; 48f6d3c192SDavid Ahern __entry->tos = flp->flowi4_tos; 49f6d3c192SDavid Ahern __entry->scope = flp->flowi4_scope; 50f6d3c192SDavid Ahern __entry->flags = flp->flowi4_flags; 51f6d3c192SDavid Ahern 52f6d3c192SDavid Ahern p32 = (__be32 *) __entry->src; 53f6d3c192SDavid Ahern *p32 = flp->saddr; 54f6d3c192SDavid Ahern 55f6d3c192SDavid Ahern p32 = (__be32 *) __entry->dst; 56f6d3c192SDavid Ahern *p32 = flp->daddr; 57f6d3c192SDavid Ahern 589f323973SDavid Ahern __entry->proto = flp->flowi4_proto; 599f323973SDavid Ahern if (__entry->proto == IPPROTO_TCP || 609f323973SDavid Ahern __entry->proto == IPPROTO_UDP) { 619f323973SDavid Ahern __entry->sport = ntohs(flp->fl4_sport); 629f323973SDavid Ahern __entry->dport = ntohs(flp->fl4_dport); 639f323973SDavid Ahern } else { 649f323973SDavid Ahern __entry->sport = 0; 659f323973SDavid Ahern __entry->dport = 0; 669f323973SDavid Ahern } 67f6d3c192SDavid Ahern 680af7e7c1SDavid Ahern dev = nhc ? nhc->nhc_dev : NULL; 69*fca8300fSSteven Rostedt (Google) strlcpy(__entry->name, dev ? dev->name : "-", IFNAMSIZ); 700af7e7c1SDavid Ahern 710af7e7c1SDavid Ahern if (nhc) { 72bdf00467SDavid Ahern if (nhc->nhc_gw_family == AF_INET) { 730af7e7c1SDavid Ahern p32 = (__be32 *) __entry->gw4; 740af7e7c1SDavid Ahern *p32 = nhc->nhc_gw.ipv4; 750af7e7c1SDavid Ahern 760af7e7c1SDavid Ahern in6 = (struct in6_addr *)__entry->gw6; 770af7e7c1SDavid Ahern *in6 = in6_zero; 78bdf00467SDavid Ahern } else if (nhc->nhc_gw_family == AF_INET6) { 790af7e7c1SDavid Ahern p32 = (__be32 *) __entry->gw4; 800af7e7c1SDavid Ahern *p32 = 0; 810af7e7c1SDavid Ahern 820af7e7c1SDavid Ahern in6 = (struct in6_addr *)__entry->gw6; 830af7e7c1SDavid Ahern *in6 = nhc->nhc_gw.ipv6; 840af7e7c1SDavid Ahern } 859f323973SDavid Ahern } else { 860af7e7c1SDavid Ahern p32 = (__be32 *) __entry->gw4; 879f323973SDavid Ahern *p32 = 0; 889f323973SDavid Ahern 890af7e7c1SDavid Ahern in6 = (struct in6_addr *)__entry->gw6; 900af7e7c1SDavid Ahern *in6 = in6_zero; 919f323973SDavid Ahern } 92f6d3c192SDavid Ahern ), 93f6d3c192SDavid Ahern 940af7e7c1SDavid Ahern 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", 959f323973SDavid Ahern __entry->tb_id, __entry->oif, __entry->iif, __entry->proto, 969f323973SDavid Ahern __entry->src, __entry->sport, __entry->dst, __entry->dport, 979f323973SDavid Ahern __entry->tos, __entry->scope, __entry->flags, 98*fca8300fSSteven Rostedt (Google) __entry->name, __entry->gw4, __entry->gw6, __entry->err) 99f6d3c192SDavid Ahern ); 100f6d3c192SDavid Ahern #endif /* _TRACE_FIB_H */ 101f6d3c192SDavid Ahern 102f6d3c192SDavid Ahern /* This part must be outside protection */ 103f6d3c192SDavid Ahern #include <trace/define_trace.h> 104