include/trace/events/fib.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   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
  15         TP_PROTO(u32 tb_id, const struct flowi4 *flp),
  16
  17         TP_ARGS(tb_id, flp),
  18
  19         TP_STRUCT__entry(
  20                 __field(        u32,    tb_id           )
  21                 __field(        int,    oif             )
  22                 __field(        int,    iif             )
  23                 __field(        __u8,   tos             )
  24                 __field(        __u8,   scope           )
  25                 __field(        __u8,   flags           )
  26                 __array(        __u8,   src,    4       )
  27                 __array(        __u8,   dst,    4       )
  28         ),
  29
  30         TP_fast_assign(
  31                 __be32 *p32;
  32
  33                 __entry->tb_id = tb_id;
  34                 __entry->oif = flp->flowi4_oif;
  35                 __entry->iif = flp->flowi4_iif;
  36                 __entry->tos = flp->flowi4_tos;
  37                 __entry->scope = flp->flowi4_scope;
  38                 __entry->flags = flp->flowi4_flags;
  39
  40                 p32 = (__be32 *) __entry->src;
  41                 *p32 = flp->saddr;
  42
  43                 p32 = (__be32 *) __entry->dst;
  44                 *p32 = flp->daddr;
  45         ),
  46
  47         TP_printk("table %u oif %d iif %d src %pI4 dst %pI4 tos %d scope %d flags %x",
  48                   __entry->tb_id, __entry->oif, __entry->iif,
  49                   __entry->src, __entry->dst, __entry->tos, __entry->scope,
  50                   __entry->flags)
  51 );
  52
  53 TRACE_EVENT(fib_table_lookup_nh,
  54
  55         TP_PROTO(const struct fib_nh *nh),
  56
  57         TP_ARGS(nh),
  58
  59         TP_STRUCT__entry(
  60                 __string(       name,   nh->nh_dev->name)
  61                 __field(        int,    oif             )
  62                 __array(        __u8,   src,    4       )
  63         ),
  64
  65         TP_fast_assign(
  66                 __be32 *p32 = (__be32 *) __entry->src;
  67
  68                 __assign_str(name, nh->nh_dev ? nh->nh_dev->name : "not set");
  69                 __entry->oif = nh->nh_oif;
  70                 *p32 = nh->nh_saddr;
  71         ),
  72
  73         TP_printk("nexthop dev %s oif %d src %pI4",
  74                   __get_str(name), __entry->oif, __entry->src)
  75 );
  76
  77 TRACE_EVENT(fib_validate_source,
  78
  79         TP_PROTO(const struct net_device *dev, const struct flowi4 *flp),
  80
  81         TP_ARGS(dev, flp),
  82
  83         TP_STRUCT__entry(
  84                 __string(       name,   dev->name       )
  85                 __field(        int,    oif             )
  86                 __field(        int,    iif             )
  87                 __field(        __u8,   tos             )
  88                 __array(        __u8,   src,    4       )
  89                 __array(        __u8,   dst,    4       )
  90         ),
  91
  92         TP_fast_assign(
  93                 __be32 *p32;
  94
  95                 __assign_str(name, dev ? dev->name : "not set");
  96                 __entry->oif = flp->flowi4_oif;
  97                 __entry->iif = flp->flowi4_iif;
  98                 __entry->tos = flp->flowi4_tos;
  99
 100                 p32 = (__be32 *) __entry->src;
 101                 *p32 = flp->saddr;
 102
 103                 p32 = (__be32 *) __entry->dst;
 104                 *p32 = flp->daddr;
 105         ),
 106
 107         TP_printk("dev %s oif %d iif %d tos %d src %pI4 dst %pI4",
 108                   __get_str(name), __entry->oif, __entry->iif, __entry->tos,
 109                   __entry->src, __entry->dst)
 110 );
 111 #endif /* _TRACE_FIB_H */
 112
 113 /* This part must be outside protection */
 114 #include <trace/define_trace.h>